| Landmark Name | Address | Year Built | Historic Period |
| Fry House | 290 12th Street | 1874 | Settlement Period |
| Dillon House | 188 11th Street | 1886 | Settlement Period |
| Cates House | 185 12th Street | 1884 | Settlement Period |
| Malvich House | 1030 C Street | 1914 | Craftsman Period |
| Moore House | 930 D Street | 1903 | Transitional Period |
| Shuman House | 965 A Street | 1906 | Transitional Period |
| Aaron Alden House | 947 A Street | 1908 | Transitional Period |
| Putnam-McCready House | 913 A Street | 1910 | Transitional Period |
| Simms-Hunt House | 855 A Street | 1905 | Transitional Period |
| Phillips House | 71 7th Street | 1855 | Settlement Period |
| Beacom House | 68 12th Street | 1889 | Settlement Period |
| Maronich House | 87 12th Street | 1889 | Victorian Period |
| Susan House | 67 11th Street | 1874 | Settlement Period |
| Leveque House | 320 Park Avenue | ||
| California Central Creameries Plant | 2151 9th Street | 1918 | Craftsman Period |
| Thomas Devlin House | 885 K Street | 1900 | Transitional Period |
| Burrows House | 453 F Street | 1883 | Settlement Period |
| Simpson House | 493 G Street | 1877 | Settlement Period |
| Truesdell House | 494 H Street | 1876 | Settlement Period |
| Fleckenstein-Newton House | 588 H Street, | ||
| Monette House | 665 F Street | 1885 | Settlement Period |
| Senevey-Menefee House | 513 I Street | 1880 | Settlement Period |
| Baiocchi House | 895 7th Street | 1925 | Craftsman Period |
| Selvage House | 609 J Street | 1874 | Settlement Period |
| Eddy-Greene House | 987 8th Street | ||
| Vaissade House | 927 J Street | 1905 | Transitional Period |
| Nixon House | 1022 10th Street | 1858 | Settlement Period |
| Minor Theatre | 1013 H Street | 1914 | Craftsman Period |
| Minor Building | 1015 H Street | 1914 | Craftsman Period |
| Epicurean Restaurant | 1057 H Street | 1884 | Victorian Period |
| First National Bank | 1000 H Street | 1913 | Craftsman Period |
| Arcata Theater | 1036 G Street | 1937 | Modern Period |
| Seely & Titlow Building | 970 I Street | 1875 | Settlement Period |
| Chevret House | 739 10th Street | 1875 | Settlement Period |
| Murray House | 987 F Street | 1901 | Victorian Period |
| Hotel Arcata | 780 9th Street | 1915 | Craftsman Period |
| Hunt House | 839 9th Street,1886 | Settlement Period | |
| Plaza | Block 167 | 1850 | Settlement Period |
| Union Building | 898 G Street | 1890 | Victorian Period |
| KXGO Radio/Western Auto | 826 G Street | ||
| Old Post Office Building | 735 8th Street | ||
| Jacoby Building | 791 8th Street | 1857 | Settlement Period |
| Packer’s House | 630 11th Street | 1870 | Settlement Period |
| Sowash House | 1160 G Street | 1914 | Craftsman Period |
| Morgan House | 1192 G Street | 1901 | Victorian Period |
| Miller House | 1193 G Street | 1900 | Transitional Period |
| Pythian Castle | 1100 H Street | 1884 | Victorian Period |
| Stewart Foster House | 1139 H Street | 1907 | Transitional Period |
| Moulton-Barlow House | 860 11th Street | 1907 | Transitional Period |
| Wagner Block House | 1157 J Street | 1920 | Craftsman Period |
| Wagner Block House | 1187 J Street | 1920 | Craftsman Period |
| Wagner Block House | 1087 12th Street | 1920 | Craftsman Period |
| Schorlig House | 1050 12th Street | 1885 | Victorian Period |
| C.E. Daniels House | 918 12th Street | 1885 | Victorian Period |
| Beers-Ely House | 1285 I Street | 1877 | Settlement Period |
| Bair-Stokes House | 916 13th Street | 1888 | Victorian Period |
| Horel House | 980 13th Street | 1904 | Transitional Period |
| McCormack/MacMillan House | 1056 13th Street | 1903 | Transitional Period |
| Gastman-Gaynor Beer House | 1362 K Street | 1902 | Transitional Period |
| David Wood House | 1318 H Street | 1910 | Craftsman Period |
| Ericson House | 1376 H Street | 1870 | Settlement Period |
| Whaley House | 1395 H Street | 1855 | Settlement Period |
| Zehndner-Parton House | 1164 14th Street | 1902 | Transitional Period |
| Stone House | 902 14th Street | 1888 | Victorian Period |
| Cullberg House | 1452 I Street | 1862 | Settlement Period |
| A. Gastman House | 1492 H Street | 1898 | Victorian Period |
| William-Smith House | 1542 H Street | 1888 | Victorian Period |
| Jako-Wagner House | 1593 F Street | ||
| Barter Bungalow/Court | 1645 G Street | 1930 | Craftsman Period |
| Smith-Mckenzie House | 1619 H Street | 1877 | Settlement Period |
| Scribner House | 1661 H Street | 1885 | Victorian Period |
| Sweet House | 1717 H Street | 1911 | Craftsman Period |
| Godden House | 938 17th Street | 1919 | Craftsman Period |
| Davidson-Carroll Store/House | 1593 I Street | 1914 | Craftsman Period |
| Keller House | 1566 I Street | 1894 | Victorian Period |
| Stewart School Building | 1125 16th Street | 1925 | Craftsman Period |
| St. Mary’s Church | 1090 16th Street | 1884 | Victorian Period |
| Greenwood Cemetery | 1757 J Street | 1860 | Settlement Period |
| Nelson Hall | Cal Poly Humboldt | 1940 | Craftsman Period |
| Gist Hall | Cal Poly Humboldt | 1933 | Craftsman Period |
| Jenkins Hall | Cal Poly Humboldt | 1950 | Craftsman Period |
| Founders Hall | Cal Poly Humboldt | 1921 | Craftsman Period |
| Bayside Post Office | 1786 Old Arcata Road | 1887 | Victorian Period |
| Chaffey House | 1220 Spear Avenue | 1875 | Settlement Period |
| O’Grady House | 1630 27th Street | ||
| Strobel House | 1621 J Street | 1874 | Settlement Period |
| Zehndner-Harpst-Austin House | 1860 11th Street | 1870 | Settlement Period |
| McMillian House | 589 F Street | ||
| Old Methodist Church-Parsonage House | 1166 H Street | 1876 | Settlement Period |
| Liscom-Morrell House | 1166 I Street | ||
| Morrell-St. Louis House/Barn/Milk House | 3215 St. Louis Rd/3501 St. Louis Rd | 1906 | Transitional Period (Barn 1920s) |
| Janes School House | 1105 Spear Ave. | 1876 | Settlement Period |
| Pointsett House | 3501 Boyd Rd (moved to 1101 Giuntoli Rd) | 1899 | Victorian Period |
| Morrell-Christie House | 1465 G Street | 1901 | Transitional Period |
| Monro Barn | 1868 Old Arcata Road | 1868 | Settlement Period |
| Chapman House | 974 10th Street | 1878 | Victorian Period |
(Landmarks list courtesy City of Arcata)