Census place · GEOID 0640426 · Sonoma County
Larkfield-Wikiup, CA ZIP codes
3 ZIP/ZCTAs intersecting this Census place (CDP) in Sonoma County.
U.S. Census Bureau, ACS 2019–2023 5-year (vintage 2023). Geography: Census place Larkfield-Wikiup (GEOID 0640426). Methodology
Combined population of ZIP/ZCTAs intersecting this place: 110,342 (3 ZIPs).
Combined population of ZIP/ZCTAs intersecting this place. Each intersecting ZIP contributes its full ZCTA population; overlap percents are descriptive only. This is not the Census place ACS headline above. Methodology
Map of Larkfield-Wikiup, CA

ZIP/ZCTA overlap with Larkfield-Wikiup
Population overlap
Share of each ZIP/ZCTA’s population located within Larkfield-Wikiup, based on ZIP Code Database place-overlap data. This is a population measure, not land-area overlap or the Census-place population.
ZIP Code Database place-overlap table, field percent_of_zip_population_in_place, keyed by place_geoid. Not ACS 2019–2023. Overlap vintage is the shipped overlap table and is separate from ACS. Methodology
ZIP codes intersecting Larkfield-Wikiup
| ZIP | City | County | Population | Income |
|---|---|---|---|---|
| 95403 | Santa Rosa | Sonoma County | 45,570 | $94,480 |
| 95404 | Santa Rosa | Sonoma County | 37,317 | $102,802 |
| 95492 | Windsor | Sonoma County | 27,455 | $131,022 |