# Counties in California by housing units, 2024

All 58 values come from U.S. Census Bureau for 2024, so the places are comparable.

- Indicator id: `housing_units`
- Unit: count
- Definition: All housing units, occupied and vacant: houses, apartments, mobile homes and rooms intended as separate living quarters. United States: American Community Survey five-year estimate, where the period shown is the last year of the five-year span.
- Source: U.S. Census Bureau, American Community Survey 5-year estimates, table B25001: total housing units (https://www2.census.gov/programs-surveys/acs/summary_file/2024/table-based-SF/data/5YRData/acsdt5y2024-b25001.dat)
- Publisher page: https://invokely.ai/en/publishers/us-census-bureau
- Retrieved: 2026-10-12
- Citation: U.S. Census Bureau. American Community Survey 5-year estimates, table B25001: total housing units. https://www2.census.gov/programs-surveys/acs/summary_file/2024/table-based-SF/data/5YRData/acsdt5y2024-b25001.dat. Retrieved 2026-10-12.
- Web page: https://invokely.ai/rankings/housing-units/california-counties

| Rank | Place | count |
|---:|---|---:|
| 1 | Los Angeles County | 3,650,466 |
| 2 | San Diego County | 1,250,641 |
| 3 | Orange County | 1,146,169 |
| 4 | Riverside County | 869,414 |
| 5 | San Bernardino County | 743,886 |
| 6 | Santa Clara County | 698,837 |
| 7 | Alameda County | 637,212 |
| 8 | Sacramento County | 598,385 |
| 9 | Contra Costa County | 429,260 |
| 10 | San Francisco County | 414,602 |
| 11 | Fresno County | 344,894 |
| 12 | Kern County | 306,999 |
| 13 | Ventura County | 295,878 |
| 14 | San Mateo County | 287,184 |
| 15 | San Joaquin County | 260,151 |
| 16 | Sonoma County | 207,699 |
| 17 | Stanislaus County | 185,149 |
| 18 | Placer County | 179,266 |
| 19 | Solano County | 164,693 |
| 20 | Santa Barbara County | 160,592 |
| 21 | Tulare County | 154,202 |
| 22 | Monterey County | 145,469 |
| 23 | San Luis Obispo County | 125,669 |
| 24 | Marin County | 112,116 |
| 25 | Santa Cruz County | 106,977 |
| 26 | El Dorado County | 94,653 |
| 27 | Butte County | 92,813 |
| 28 | Merced County | 90,872 |
| 29 | Yolo County | 82,447 |
| 30 | Shasta County | 80,068 |
| 31 | Humboldt County | 62,883 |
| 32 | Imperial County | 58,044 |
| 33 | Napa County | 55,817 |
| 34 | Nevada County | 54,309 |
| 35 | Madera County | 51,015 |
| 36 | Kings County | 46,986 |
| 37 | Mendocino County | 41,675 |
| 38 | Sutter County | 34,798 |
| 39 | Lake County | 34,400 |
| 40 | Tuolumne County | 31,589 |
| 41 | Yuba County | 30,661 |
| 42 | Calaveras County | 27,683 |
| 43 | Tehama County | 27,527 |
| 44 | Siskiyou County | 23,088 |
| 45 | San Benito County | 21,322 |
| 46 | Amador County | 19,019 |
| 47 | Plumas County | 14,921 |
| 48 | Mono County | 13,676 |
| 49 | Lassen County | 12,231 |
| 50 | Del Norte County | 11,230 |
| 51 | Glenn County | 11,073 |
| 52 | Mariposa County | 9,836 |
| 53 | Inyo County | 9,524 |
| 54 | Colusa County | 8,211 |
| 55 | Trinity County | 8,112 |
| 56 | Modoc County | 4,764 |
| 57 | Sierra County | 2,120 |
| 58 | Alpine County | 1,558 |