| 301 | 82 | Sep 2015 | Castillo De San Joaquín Site | Other | San Francisco | |
| 302 | 83 | Sep 2015 | Shoreline Markers | Other | San Francisco | |
| 303 | 90 | Sep 2015 | Fort Gunnybags Site | Other | San Francisco | |
| 304 | 192 | Sep 2015 | Jenny Lind Theatre, EL DORADO, PARKER HOUSE, AND DENNISON'S EXCHANGE | State | San Francisco | |
| 305 | 88 | Sep 2015 | Niantic Storeship Site | Other | San Francisco | |
| 306 | 328 | Sep 2015 | Long Wharf Site | None | San Francisco | |
| 307 | 937 | Sep 2015 | Liberty Bell Slot Machine Site | State | San Francisco | |
| 308 | 819 | Sep 2015 | Hudson's Bay Company Site | State | San Francisco | |
| 309 | 784.1 | Apr 2014 | El Camino Real - San Francisco | State | San Francisco | |
| 310 | 691 | Sep 2015 | Sarcophagus of Thomas Starr King | State | San Francisco | |
| 311 | 861 | Sep 2015 | First California State Fair Site | State | San Francisco | |
| 312 | 84 | Sep 2015 | Rincon Hill | State | San Francisco | |
| 313 | 974.1 | Jun 2015 | Golden Gate Bridge - San Francisco | None | San Francisco | |
| 314 | 964 | Sep 2015 | Birthplace of The United Nations, War Memorial Complex | Other | San Francisco | |
| 315 | 876 | Sep 2015 | City of Paris Building | Other | San Francisco | |
| 316 | 85 | Sep 2015 | Office of the California Star Newspaper Site | Other | San Francisco | |
| 317 | 462 | Sep 2015 | Jewish Religious Services Site | State | San Francisco | |
| 318 | 459 | Sep 2015 | Mellus and Howard Site | None | San Francisco | |
| 319 | 236 | Sep 2015 | First Ship into San Francisco Bay - The San Carlos | State | San Francisco | |
| 320 | 453 | Sep 2015 | Bank of Lucas, Turner and Company | State | San Francisco | |
| 321 | 791 | Sep 2015 | Bancroft Library Site | State | San Francisco | |
| 322 | 810 | Sep 2015 | Old Saint Mary’s Church | State | San Francisco | |
| 323 | 86 | Sep 2015 | California Theatre Site | Other | San Francisco | |
| 324 | 80 | Sep 2015 | Montgomery Block Site | State | San Francisco | |
| 325 | 91 | Sep 2015 | Telegraph Hill | Other | San Francisco | |
| 326 | 696 | Sep 2015 | Pony Express Site | State | San Francisco | |
| 327 | 1024 | Sep 2015 | Juana Briones Rancho Site | State | San Francisco | |
| 328 | 87 | Sep 2015 | Site of First United States Branch Mint in California | State | San Francisco | |
| 329 | 793 | Oct 2016 | San Felipe Valley and Stage Station | State | San Diego | |
| 330 | 626 | Mar 2015 | Bancroft Ranch House | State | San Diego | |
| 331 | 940 | Mar 2015 | Rancho Guajome | State | San Diego | |
| 332 | 562 | Mar 2015 | La Christianita (La Cristianita) | State | San Diego | |
| 333 | 1044 | Feb 2015 | Giant Dipper Roller Coaster | None | San Diego | |
| 334 | 616 | Mar 2015 | Las Flores Asistencia | State | San Diego | |
| 335 | 60 | Sep 2014 | Casa de Lopez | State | San Diego | |
| 336 | 533 | Jun 2016 | San Pasqual Battlefield | State | San Diego | |
| 337 | 63 | Sep 2014 | San Diego Viejo Plaza | Other | San Diego | |
| 338 | 73 | Sep 2014 | Casa de Stewart | None | San Diego | |
| 339 | 502 | Jun 2016 | Oak Grove Butterfield Stage Station | State | San Diego | |
| 340 | 785 | Oct 2016 | Santa Catarina | State | San Diego | |
| 341 | 67 | Sep 2014 | Serra Palm Site | State | San Diego | |
| 342 | 75 | Sep 2014 | Casa de Cota Site | None | San Diego | |
| 343 | 639 | Oct 2016 | Palm Springs | State | San Diego | |
| 344 | 647 | Oct 2016 | Butterfield Overland Mail Route | State | San Diego | |
| 345 | 243 | Jun 2016 | Asistencia San Antonio de Pala | State | San Diego | |
| 346 | 304 | Oct 2016 | Vallecito Stage Station | State | San Diego | |
| 347 | 635 | Oct 2016 | Los Puertecitos | State | San Diego | |
| 348 | 56 | Nov 2016 | Cabrillo Landing Site | State | San Diego | |
| 349 | 798 | Mar 2015 | San Diego State College | State | San Diego | |
| 350 | 61 | Sep 2014 | Old La Playa | State | San Diego | |
| 351 | 818 | Feb 2015 | First Military Flying School In America | State | San Diego | |
| 352 | 523 | Sep 2014 | San Diego Barracks | State | San Diego | |
| 353 | 425 | Apr 2016 | Cañada de Los Coches Rancho | Other | San Diego | |
| 354 | 844 | Apr 2016 | Hotel Del Coronado | State | San Diego | |
| 355 | 50 | Nov 2016 | Ballast Point Whaling Station Site | State | San Diego | |
| 356 | 982 | Apr 2016 | Rancho Santa Fe | State | San Diego | |
| 357 | 69 | Nov 2016 | Fort Guijarros Site | State | San Diego | |
| 358 | 711 | Feb 2015 | Montgomery Memorial | Other | San Diego | |
| 359 | 764 | Feb 2015 | Sessions Nursery Site | State | San Diego | |
| 360 | 411 | Jul 2016 | Campo Stone Store | State | San Diego | |
| 361 | 62 | Nov 2016 | Fort Rosecrans | State | San Diego | |
| 362 | 634 | Oct 2016 | El Vado (The Anza Trail) | State | San Diego | |
| 363 | 750 | Oct 2016 | Peg Leg Smith Monument | State | San Diego | |
| 364 | 1045 | Jul 2016 | Camp Lockett | None | San Diego | |
| 365 | 452 | Jun 2016 | Mule Hill | State | San Diego | |
| 366 | 491 | Feb 2015 | Exchange Hotel | None | San Diego | |
| 367 | 1023 | Feb 2015 | Transcontinental Railroad Depot | State | San Diego | |
| 368 | 1020 | Apr 2014 | Carrillo Ranch | State | San Diego | |
| 369 | 1031 | Sep 2014 | Ferryboat Berkeley | State | San Diego | |
| 370 | 538 | Sep 2014 | First Publicly Owned School Building | State | San Diego | |
| 371 | 57 | Sep 2014 | La Punta de Los Muertos | State | San Diego | |
| 372 | 54 | Apr 2014 | Fort Stockton | State | San Diego | |
| 373 | 49 | Sep 2014 | Adobe Chapel of the Immaculate Conception | State | San Diego | |
| 374 | 66 | Feb 2015 | Congress Hall Site | None | San Diego | |
| 375 | 472 | Oct 2016 | Box Canyon | State | San Diego | |
| 376 | 68 | Sep 2014 | El Campo Santo | State | San Diego | |
| 377 | 412 | Jun 2016 | Julian | State | San Diego | |
| 378 | 59 | Apr 2014 | San Diego Presidio Site | State | San Diego | |
| 379 | 369 | Jun 2016 | Santa Ysabel Chapel | State | San Diego | |
| 380 | 51 | Sep 2014 | Old Point Loma Lighthouse | State | San Diego | |
| 381 | 55 | Sep 2014 | Fort Rosecrans National Cemetery | State | San Diego | |
| 382 | 70 | Sep 2014 | Casa de Pedrorena | Other | San Diego | |
| 383 | 72 | Sep 2014 | Casa de Bandini | Other | San Diego | |
| 384 | 858 | Jun 2016 | Pedro Fages Trail | State | San Diego | |
| 385 | 65 | Sep 2014 | Whaley House | State | San Diego | |
| 386 | 71 | Sep 2014 | Casa de Machado | Other | San Diego | |
| 387 | 64 | Sep 2014 | El Desembarcadero | State | San Diego | |
| 388 | 74 | Sep 2014 | Casa de Carrillo | State | San Diego | |
| 389 | 311 | Jun 2016 | Warner's Ranch | State | San Diego | |
| 390 | 482 | Jun 2016 | Camp Wright | State | San Diego | |
| 391 | 239 | Feb 2014 | Mission San Luís Rey de Francia | State | San Diego | |
| 392 | 244 | Sep 2014 | Derby Dike | State | San Diego | |
| 393 | 53 | Sep 2014 | Casa de Estudillo | Other | San Diego | |
| 394 | 830 | Sep 2014 | Old Town San Diego | State | San Diego | |
| 395 | 1042 | Sep 2014 | USS Recruit | State | San Diego | |
| 396 | 1030 | Sep 2014 | Star of India | State | San Diego | |
| 397 | 891 | Sep 2014 | Spanish Landing | State | San Diego | |
| 398 | 52 | Mar 2016 | Mission Dam and Flume | State | San Diego | |
| 399 | 673 | Oct 2016 | San Gregorio | State | San Diego | |
| 400 | 1026 | Jul 2016 | Santa Margarita Ranchhouse | State | San Diego | |
| 401 | 242 | Feb 2014 | Mission San Diego de Alcala | State | San Diego | |
| 402 | 784 | Apr 2014 | El Camino Real | State | San Diego | |
| 403 | 96 | Jul 2016 | Mormon Road | Other | San Bernadino | |
| 404 | 42 | Aug 2015 | San Bernardino Asistencia | Missing | San Bernadino | |
| 405 | 528 | Jun 2014 | Yucaipa Adobe | State | San Bernadino | |
| 406 | 781 | Oct 2014 | National Old Trails Monument | State | San Bernadino | |
| 407 | 95 | Aug 2015 | Guachama Rancheria | Other | San Bernadino | |
| 408 | 939.1 | Oct 2014 | Hula Ville | None | San Bernadino | |
| 409 | 774 | Nov 2015 | Searles Lake Borax Discovery | State | San Bernadino | |
| 410 | 1028 | Sep 2014 | Madonna of the Trail | Other | San Bernadino | |
| 411 | 963.1 | Jul 2014 | Camp Cady | State | San Bernadino | |
| 412 | 43 | Jun 2014 | Mill Creek Zanja | Missing | San Bernadino | |
| 413 | 782 | Jul 2014 | Calico | State | San Bernadino | |
| 414 | 44 | Jul 2016 | Mormon Stockade | Other | San Bernadino | |
| 415 | 985.4 | Jan 2015 | Camp Iron Mountain | Other | San Bernadino | |
| 416 | 1019 | Jun 2014 | Kimberly Crest | State | San Bernadino | |
| 417 | 618 | Jul 2016 | Garcés-Smith Monument | Other | San Bernadino | |
| 418 | 737 | Nov 2015 | Chimney Rock | State | San Bernadino | |
| 419 | 360 | Sep 2014 | Tapia Adobe | State | San Bernadino | |
| 420 | 994 | Jun 2014 | Smiley Public Library | State | San Bernadino | |
| 421 | 577 | Oct 2014 | Mormon Trail Monument | Other | San Bernadino | |
| 422 | 985.5 | Oct 2014 | Camp Clipper | Other | San Bernadino | |
| 423 | 579 | Jul 2016 | Daley Toll Road Monument | Other | San Bernadino | |
| 424 | 977 | Jul 2016 | Arrowhead | Other | San Bernadino | |
| 425 | 121 | Aug 2015 | Agua Mansa | Other | San Bernadino | |
| 426 | 985.6 | Oct 2014 | Camp Ibis | Other | San Bernadino | |
| 427 | 578 | Oct 2014 | Stoddard-Waite Monument | Other | San Bernadino | |
| 428 | 191 | May 2016 | Yorba-Slaughter Adobe | State | San Bernadino | |
| 429 | 859 | Oct 2014 | Von Schmidt State Boundary Monument | State | San Bernadino | |
| 430 | 942 | May 2016 | Rancho Chino Adobe | State | San Bernadino | |
| 431 | 622 | Jul 2014 | Harry Wade Exit Route | State | San Bernadino | |
| 432 | 620 | Jun 2014 | Yucaipa Rancheria | State | San Bernadino | |
| 433 | 725 | Jul 2016 | Old Bear Valley Dam | State | San Bernadino | |
| 434 | 619 | Jul 2016 | Holcomb Valley | State | San Bernadino | |
| 435 | 950 | Jul 2016 | Rabbit Experimental Station | State | San Bernadino | |
| 436 | 939 | Jul 2014 | Possum Trot | None | San Bernadino | |
| 437 | 576 | Oct 2014 | Santa Fe and Salt Lake Trail Monument | Other | San Bernadino | |
| 438 | 490 | Sep 2014 | Cucamonga Rancho Winery | Other | San Bernadino | |
| 439 | 963.2 | Nov 2015 | Mojave Road - San Bernadino | State | San Bernadino | |
| 440 | 617 | Aug 2015 | Fort Benson | Other | San Bernadino | |
| 441 | 573 | Oct 2014 | Sycamore Grove | Other | San Bernadino | |
| 442 | 892 | Jul 2014 | Harvey House | State | San Bernadino | |
| 443 | 180 | Nov 2014 | Plaza Hotel | State | San Benito | |
| 444 | 179 | Nov 2014 | Castro House | State | San Benito | |
| 445 | 324 | Nov 2014 | New Idria Mine | State | San Benito | |
| 446 | 181 | Nov 2014 | Fremont Peak Marker | State | San Benito | |
| 447 | 195 | Mar 2014 | Mission San Juan Bautista | Other | San Benito | |
| 448 | 698 | Jul 2014 | Pony Express Fifteen Mile House | State | Sacramento | |
| 449 | 780 | Mar 2015 | Transcontinental Railroad | State | Sacramento | |
| 450 | 609 | Mar 2015 | Mills Bank Building | None | Sacramento | |
| 451 | 869 | Jul 2014 | State Capitols Site | State | Sacramento | |
| 452 | 697 | Jul 2014 | Pony Express Five Mile House | State | Sacramento | |
| 453 | 900 | Jul 2014 | Nisipowinan Village Site | None | Sacramento | |
| 454 | 591 | Jul 2014 | Sutter's Landing | State | Sacramento | |
| 455 | 780.8 | Jul 2014 | Transcontinental Railroad - Western Base of the Sierra Nevada | State | Sacramento | |
| 456 | 613 | Jul 2014 | Congregational Church Site | None | Sacramento | |
| 457 | 680 | Jul 2014 | Murphy's Ranch | State | Sacramento | |
| 458 | 719 | Jul 2014 | Wilder Grave | State | Sacramento | |
| 459 | 558 | Jul 2014 | First Passenger Railroad Terminal | State | Sacramento | |
| 460 | 654.1 | Jul 2014 | Chevra Kaddisha | None | Sacramento | |
| 461 | 602 | Apr 2014 | Ebner's Hotel | None | Sacramento | |
| 462 | 812 | Mar 2015 | Old Sacramento | State | Sacramento | |
| 463 | 439 | Jul 2014 | Sheldon Grist Mill Site | State | Sacramento | |
| 464 | 525 | Jul 2014 | Sutter's Fort | Other | Sacramento | |
| 465 | 608 | Mar 2015 | Orleans Hotel Site | None | Sacramento | |
| 466 | 526 | Jul 2014 | First Passenger Railroad | State | Sacramento | |
| 467 | 464 | Jul 2014 | Prairie City Site | State | Sacramento | |
| 468 | 610 | Mar 2015 | Overton Building | None | Sacramento | |
| 469 | 657 | Mar 2015 | Grave of Alexander Hamilton Willard | Other | Sacramento | |
| 470 | 606 | Mar 2015 | Hastings Building | State | Sacramento | |
| 471 | 600 | Mar 2015 | Headquarters of the Big Four | None | Sacramento | |
| 472 | 1013 | Jul 2014 | African American Church Site | | Sacramento | |
| 473 | 592 | Jul 2014 | New Helvetia Cemetery | Other | Sacramento | |
| 474 | 597 | Apr 2014 | What Cheer House | None | Sacramento | |
| 475 | 468 | Jul 2016 | Michigan Bar | Other | Sacramento | |
| 476 | 598 | Apr 2014 | Stage and Railroad Site | None | Sacramento | |
| 477 | 612 | Jul 2014 | Pioneer Firehouse Site | None | Sacramento | |
| 478 | 604 | Apr 2014 | Brannan House Site | State | Sacramento | |
| 479 | 967 | Jul 2014 | California Almond Growers | State | Sacramento | |
| 480 | 702 | Mar 2015 | Pony Express Route | State | Sacramento | |
| 481 | 603 | Apr 2014 | Lady Adams Building | Other | Sacramento | |
| 482 | 593 | Mar 2015 | Sutterville | Other | Sacramento | |
| 483 | 607 | Mar 2015 | Adams and Company | None | Sacramento | |
| 484 | 633.2 | Jul 2014 | Folsom Powerhouse Station A | State | Sacramento | |
| 485 | 596 | Mar 2015 | Booth Home Site | Other | Sacramento | |
| 486 | 366 | Mar 2015 | Pioneer Telegraph Station | None | Sacramento | |
| 487 | 575 | Jul 2014 | Sloughhouse | State | Sacramento | |
| 488 | 595 | Mar 2015 | Eagle Theater | None | Sacramento | |
| 489 | 633 | Jul 2014 | Folsom Powerhouse | State | Sacramento | |
| 490 | 605 | Mar 2015 | Sacramento Union Site | None | Sacramento | |
| 491 | 601 | Mar 2015 | Western Hotel | None | Sacramento | |
| 492 | 666 | Mar 2015 | Camp Union | State | Sacramento | |
| 493 | 823 | Jul 2014 | Governor's Mansion | State | Sacramento | |
| 494 | 654 | Jul 2014 | Site of Jewish Synagogue | State | Sacramento | |
| 495 | 594 | Jul 2014 | China Slough Site | None | Sacramento | |
| 496 | 745 | Jul 2014 | Coloma Road | State | Sacramento | |
| 497 | 611 | Jul 2014 | Sacramento Bee Building | None | Sacramento | |
| 498 | 746 | Jul 2014 | Coloma Road - Nimbus Dam | Missing | Sacramento | |
| 499 | 614 | Mar 2015 | Stanford-Lathrop House | State | Sacramento | |
| 500 | 872 | Jul 2014 | State Capitol Complex | State | Sacramento | |
| 501 | 934.05 | Aug 2014 | Temporary Detention Camp for Japanese Americans/Sacramento Assembly Center | Other | Sacramento | |
| 502 | 599 | Apr 2014 | Crocker Gallery | None | Sacramento | |
| 503 | 566 | Mar 2015 | Sacramento City Cemetery | State | Sacramento | |
| 504 | 817 | Jul 2014 | Free Library Site | State | Sacramento | |
| 505 | 991 | Jul 2014 | State Indian Museum | Other | Sacramento | |
| 506 | 787 | Aug 2015 | De Anza Crossing of the Santa Ana River | Other | Riverside | |
| 507 | 185 | May 2016 | Serrano Boulder | None | Riverside | |
| 508 | 985.3 | Jan 2015 | Camp Coxcomb | Other | Riverside | |
| 509 | 188 | May 2016 | Butterfield Stage Station | Other | Riverside | |
| 510 | 943 | Aug 2015 | Jensen Alvarado Ranch | State | Riverside | |
| 511 | 187 | May 2016 | Carved Rock | None | Riverside | |
| 512 | 103 | Nov 2016 | De Anza Camp, March 1774 | Other | Riverside | |
| 513 | 989 | Jul 2016 | Soviet Transpolar Landing Site | Other | Riverside | |
| 514 | 738 | May 2016 | Corona Founders Monument | Other | Riverside | |
| 515 | 1009 | Jul 2016 | Ramona Bowl | State | Riverside | |
| 516 | 186 | May 2016 | Serrano Tanning Vats | State | Riverside | |
| 517 | 1005 | Nov 2016 | Santa Rosa Rancho | Other | Riverside | |
| 518 | 557 | Jul 2016 | Hemet Maze Stone | State | Riverside | |
| 519 | 303 | Aug 2015 | Rubidoux Grist Mill | Other | Riverside | |
| 520 | 104 | Jul 2016 | Indian Village of Pochea | State | Riverside | |
| 521 | 20 | Aug 2015 | Parent Washington Navel Orange Tree | Other | Riverside | |
| 522 | 992 | Jun 2014 | Contractor's General Hospital | State | Riverside | |
| 523 | 638 | May 2016 | Old Temescal Road | State | Riverside | |
| 524 | 985.2 | Jan 2016 | Camp Granite | Other | Riverside | |
| 525 | 224 | May 2016 | Ruins of the Third Serrano Adobe | Other | Riverside | |
| 526 | 190 | May 2016 | Painted Rock | None | Riverside | |
| 527 | 102 | Aug 2015 | Rubidoux House | None | Riverside | |
| 528 | 761 | Aug 2015 | Mission Inn | State | Riverside | |
| 529 | 948 | Jun 2014 | Blythe Intake | Missing | Riverside | |
| 530 | 985.1 | Jun 2014 | Camp Young | State | Riverside | |
| 531 | 749 | Nov 2016 | Saahatpa | State | Riverside | |
| 532 | 101 | Jun 2014 | Giant Desert Figures | Missing | Riverside | |
| 533 | 479 | Oct 2015 | American Ranch and Hotel Site | None | Plumas | |
| 534 | 197 | Oct 2015 | Buck's Lake Ranch Hotel and Store | Other | Plumas | |
| 535 | 231 | Oct 2015 | Elizabethtown | Other | Plumas | |
| 536 | 184 | Oct 2015 | Lassen Trading Post Site | State | Plumas | |
| 537 | 337 | Oct 2015 | Rich Bar | State | Plumas | |
| 538 | 481 | Oct 2015 | Spanish Ranch and Meadow Valley | Other | Plumas | |
| 539 | 213 | Oct 2015 | Rabbit Creek Hotel Monument | Other | Plumas | |
| 540 | 625 | Oct 2015 | Pioneer School House | Other | Plumas | |
| 541 | 723 | Oct 2015 | Johnsville Ski Area | State | Plumas | |
| 542 | 196 | Oct 2015 | Jamison City, Eureka Mills, Johnstown and the Famous Eureka Mine | State | Plumas | |
| 543 | 480 | Oct 2015 | Plumas House Site | None | Plumas | |
| 544 | 212 | Oct 2015 | Pioneer Grave | Other | Plumas | |
| 545 | 336 | Oct 2015 | Beckwourth Pass | Other | Plumas | |
| 546 | 404 | Aug 2014 | Auburn | State | Placer | |
| 547 | 1051.1 | Jun 2015 | Mountain Quarries Railroad Bridge | State | Placer | |
| 548 | 780.3 | Aug 2014 | First Transcontinental Railroad-Newcastle | State | Placer | |
| 549 | 405 | Aug 2014 | Gold Run | State | Placer | |
| 550 | 403 | Apr 2014 | Emigrant Gap | State | Placer | |
| 551 | 780.4 | Aug 2014 | First Transcontinental Railroad-Auburn | State | Placer | |
| 552 | 400 | Aug 2014 | Virginiatown | State | Placer | |
| 553 | 724 | May 2015 | Pioneer Ski Area of America, Squaw Valley | State | Placer | |
| 554 | 780.5 | Aug 2014 | First Transcontinental Railroad-Colfax | State | Placer | |
| 555 | 399 | Jul 2015 | Forest Hill | State | Placer | |
| 556 | 797 | May 2015 | Lake Tahoe Outlet Gates | Missing | Placer | |
| 557 | 402 | Jul 2015 | Michigan Bluff | State | Placer | |
| 558 | 780.2 | Jul 2014 | First Transcontinental Railroad-Rocklin | State | Placer | |
| 559 | 401 | Jul 2015 | Iowa Hill | State | Placer | |
| 560 | 780.9 | May 2015 | Transcontinental Railroad - Cape Horn Promontory | Other | Placer | |
| 561 | 398 | Jul 2015 | Yankee Jims | State | Placer | |
| 562 | 397 | Apr 2014 | Dutch Flat | State | Placer | |
| 563 | 799.2 | May 2015 | Overland Emigrant Trail - Placer | State | Placer | |
| 564 | 885 | Apr 2014 | Griffith Quarry | State | Placer | |
| 565 | 463 | Aug 2014 | Ophir | State | Placer | |
| 566 | 780.1 | Jul 2014 | First Transcontinental Railroad-Roseville | State | Placer | |
| 567 | 585 | Mar 2015 | Pioneer Express Trail | State | Placer | |
| 568 | 199 | Apr 2016 | Serrano Adobe | Other | Orange | |
| 569 | 204 | Apr 2016 | Old Santa Ana | State | Orange | |
| 570 | 219 | Apr 2016 | Anaheim Landing | State | Orange | |
| 571 | 227 | Apr 2016 | Diego Sepúlveda Adobe | State | Orange | |
| 572 | 202 | Apr 2016 | Silverado | State | Orange | |
| 573 | 198 | Apr 2016 | Old Landing | Missing | Orange | |
| 574 | 729 | Jun 2016 | Old Maizeland School | State | Orange | |
| 575 | 794 | Apr 2016 | McFadden Wharf | State | Orange | |
| 576 | 837 | Apr 2014 | Old Orange County Courthouse | State | Orange | |
| 577 | 918 | Apr 2016 | Olinda | State | Orange | |
| 578 | 228 | Apr 2016 | Carbondale | Other | Orange | |
| 579 | 218 | Nov 2016 | Barton Mound | None | Orange | |
| 580 | 203 | Oct 2014 | Red Hill | Other | Orange | |
| 581 | 775 | Apr 2016 | First water-to-water flight | Other | Orange | |
| 582 | 189 | Apr 2016 | Dana Point | State | Orange | |
| 583 | 1004 | Apr 2016 | Old Town Irvine | Other | Orange | |
| 584 | 959 | Apr 2016 | Balboa Pavilion | State | Orange | |
| 585 | 1050 | Apr 2016 | Crystal Cove Historic District | State | Orange | |
| 586 | 201 | Apr 2016 | Pioneer House of the Mother Colony | State | Orange | |
| 587 | 112 | Apr 2016 | North gate of city of Anaheim | Other | Orange | |
| 588 | 217 | Nov 2016 | Black Star Canyon Indian Village Site | None | Orange | |
| 589 | 226 | Apr 2016 | Don Bernardo Yorba Hacienda | State | Orange | |
| 590 | 1015 | Apr 2016 | Richard Nixon Birthplace | State | Orange | |
| 591 | 205 | Apr 2016 | Modjeska House | State | Orange | |
| 592 | 225 | Apr 2016 | Flores Peak | Other | Orange | |
| 593 | 200 | Feb 2014 | Mission San Juan Capistrano | State | Orange | |
| 594 | 292 | Jul 2015 | Home of Lola Montez | Other | Nevada | |
| 595 | 628 | Jul 2015 | Alpha Hydraulic Diggings | State | Nevada | |
| 596 | 390 | Jul 2015 | Bridgeport Covered Bridge | State | Nevada | |
| 597 | 247 | Jul 2015 | First Long-Distance Telephone Line | Other | Nevada | |
| 598 | 294 | Jul 2015 | Rough and Ready | State | Nevada | |
| 599 | 855 | Jul 2015 | Mount Saint Mary's Convent and Academy | State | Nevada | |
| 600 | 780.6 | Aug 2014 | Transcontinental Railroad-Truckee | State | Nevada | |
