States › California › 2010
State, one year
California in 2010
Index change and building permits for the year, with every county.
In 2010 the FHFA house price index for California changed −3.3%, against −5.1% for the United States and −15.2% in 2009.
43,716 housing units were authorised by building permits in the state that year (25,693 single-family), +24.7% on 2009; the national total was 604,610.
Counties in 2010
Ranked by the county index change from 2009 to 2010 (FHFA annual county index). Permits are units authorised in 2010; per 1,000 uses the vintage 2025 population.
| County | Index change 2010 | Units permitted | Single-family | Per 1,000 |
|---|---|---|---|---|
| Orange County | +0.6% | 3,134 | 1,624 | 1.0 |
| Santa Clara County | 0.0% | 4,132 | 814 | 2.2 |
| Merced County | −0.2% | 106 | 104 | 0.4 |
| San Diego County | −0.6% | 3,494 | 2,270 | 1.1 |
| Ventura County | −0.7% | 590 | 209 | 0.7 |
| Los Angeles County | −0.9% | 7,260 | 2,384 | 0.7 |
| Alameda County | −1.0% | 1,727 | 879 | 1.1 |
| Riverside County | −1.0% | 4,547 | 4,027 | 1.8 |
| San Mateo County | −1.9% | 253 | 206 | 0.3 |
| San Bernardino County | −2.1% | 1,789 | 1,260 | 0.8 |
| San Francisco County | −2.1% | 779 | 22 | 0.9 |
| San Joaquin County | −3.1% | 813 | 801 | 1.0 |
| San Benito County | −4.0% | 47 | 47 | 0.7 |
| Contra Costa County | −4.1% | 1,676 | 890 | 1.4 |
| Inyo County | −4.5% | 8 | 8 | 0.4 |
| Marin County | −4.6% | 186 | 121 | 0.7 |
| Solano County | −4.6% | 467 | 467 | 1.0 |
| Sonoma County | −4.6% | 477 | 287 | 1.0 |
| Fresno County | −4.7% | 2,248 | 1,917 | 2.2 |
| Monterey County | −4.7% | 279 | 112 | 0.6 |
| Yuba County | −4.7% | 62 | 62 | 0.7 |
| Sierra County | −4.9% | 7 | 7 | 2.3 |
| Santa Barbara County | −5.1% | 400 | 229 | 0.9 |
| Imperial County | −5.4% | 102 | 102 | 0.6 |
| Santa Cruz County | −5.5% | 158 | 119 | 0.6 |
| Kings County | −5.6% | 265 | 193 | 1.7 |
| Stanislaus County | −5.8% | 292 | 159 | 0.5 |
| Yolo County | −5.8% | 254 | 137 | 1.1 |
| Sacramento County | −6.5% | 1,162 | 824 | 0.7 |
| Kern County | −6.7% | 1,656 | 1,211 | 1.8 |
| Sutter County | −6.8% | 88 | 88 | 0.9 |
| Modoc County | −7.1% | 16 | 16 | 1.9 |
| San Luis Obispo County | −7.1% | 468 | 308 | 1.7 |
| Humboldt County | −7.6% | 191 | 167 | 1.5 |
| Napa County | −7.6% | 110 | 110 | 0.8 |
| Tulare County | −7.6% | 1,367 | 1,085 | 2.8 |
| Placer County | −8.3% | 1,166 | 1,087 | 2.6 |
| Butte County | −8.7% | 512 | 157 | 2.4 |
| Del Norte County | −8.9% | 29 | 29 | 1.1 |
| Mono County | −10.5% | 22 | 22 | 1.8 |
| El Dorado County | −11.3% | 120 | 118 | 0.6 |
| Mendocino County | −11.6% | 157 | 122 | 1.8 |
| Shasta County | −11.7% | 253 | 167 | 1.4 |
| Tehama County | −11.7% | 77 | 77 | 1.2 |
| Mariposa County | −12.0% | 45 | 41 | 2.7 |
| Trinity County | −12.0% | 40 | 40 | 2.5 |
| Madera County | −12.8% | 192 | 112 | 1.1 |
| Tuolumne County | −12.8% | 57 | 57 | 1.1 |
| Glenn County | −13.0% | 45 | 45 | 1.6 |
| Lake County | −13.0% | 46 | 46 | 0.7 |
| Colusa County | −13.1% | 19 | 19 | 0.9 |
| Nevada County | −13.2% | 142 | 108 | 1.4 |
| Calaveras County | −13.6% | 45 | 45 | 1.0 |
| Siskiyou County | −14.4% | 58 | 54 | 1.4 |
| Amador County | −14.8% | 29 | 29 | 0.7 |
| Alpine County | −15.7% | 4 | 4 | 3.8 |
| Lassen County | −18.7% | 13 | 13 | 0.5 |
| Plumas County | −19.4% | 35 | 35 | 1.9 |
Permits by year, 1995–2025
Housing units authorised in California by yearsingle-family2+ unit buildings
Source: Federal Housing Finance Agency annual state and county house price indexes (updated March 31, 2026); Census Bureau Building Permits Survey annual state and county files. Public domain. Methodology.