Residential delivery area · California
ZIP Code 95451: Kelseyville, CA
ZIP code 95451 uses the postal name Kelseyville, California and lies entirely in Lake County (Census 2020 ZIP-county file). About 13,000 people live there (Census Bureau, ACS 2020-2024). Median household income is $62,568 (Census Bureau, ACS 2020-2024). By Census place, its land lies in Clearlake Riviera (6%), Kelseyville (3%) and Soda Bay (1%); 90% is outside any Census place.
- ACS2020-24
- Census2020
- FHFA2025
- ZBP2023
- IRS2022
- Town
- Kelseyville · its only residential ZIP
- County
- Lake County
- Census places
- Clearlake Riviera (6%) census-designated place; Kelseyville (3%) census-designated place; Soda Bay (1%) census-designated place
- Micro area
- Clearlake, CA
- House district
- CA-4 119th Congress
- State
- California
- Time zone
- Pacific
- Land area
- 92.9 sq mi · 136 people per sq mi
Where is ZIP code 95451?
95451 centers on 38.922°, -122.790° and covers 92.9 square miles of land plus 9.8 of water. It borders 9 ZIP codes: 95426, 95422, 95453, 95457, 95458, 95423, 95425, 95461, 95449.
The map draws ZIP code areas only. For the streets inside 95451, open its center on OpenStreetMap.
Source: U.S. Census Bureau, 2020 ZCTA cartographic boundaries and the 2023 Gazetteer (2020 ZCTAs); ZIP-to-county shares, Census places and House districts (119th Congress) from the Census 2020 relationship files (shares of land); metro area from the OMB delineation (July 2023); town name and time zone from simplemaps US ZIP Codes (CC BY 4.0).
How does 95451 compare with the rest of Lake County?
| Measure | 95451 | In Lake County | In CA |
|---|---|---|---|
| People (ACS 2020-2024) | 12,592 | 2nd of 15 | 952nd of 1,802 |
| Median household income | $63k | 4th of 6 | 1,057th of 1,189 |
| Median home value | $352k | 6th of 10 | 1,165th of 1,317 |
Its median household income is higher than in 34% of U.S. residential ZIP codes, and it is denser than 58% of all U.S. residential ZIP codes. ZIP codes at the ACS caps ($250,000 or more for household income, $2,000,000 or more for home value) share the top rank.
Source: U.S. Census Bureau, ACS 2020-2024 5-year estimates (B01003, B19013, B25077); ranks by PlainZIP over residential ZIP codes (ZCTAs).
How many people live in 95451?
The 2020 Census counted 11,747 people in 95451; the ACS, which samples households over 2020-2024, estimates 12,592. Between the 2010 and 2020 censuses its population grew 4.8% (its boundary stayed at least 90% the same).
- People, ACS 2020-2024
- 12,592
- 2020 Census count
- 11,747+4.8% since 2010 (11,213)
- Households
- 5,074
- Median age
- 46.8
Source: U.S. Census Bureau, ACS 2020-2024 5-year estimates (B01003, B01002, B11001); 2020 Census (DHC P1); 2010 Census (SF1 P1).
Who lives in 95451?
Of the 12,592 people the ACS estimates in 95451, 21.0% are under 18 and 25.8% are 65 or older. The largest group by race and Hispanic origin is White (not Hispanic) (59.6%), then Hispanic or Latino (34.5%).
- Under 1821.0%
- 18 to 6453.3%
- 65 and older25.8%
- White, not Hispanic59.6%
- Hispanic or Latino34.5%
- Other or two or more3.7%
- Black, not Hispanic1.7%
- Asian, not Hispanic0.6%
Source: U.S. Census Bureau, ACS 2020-2024 5-year estimates (B01001 age by sex, B03002 Hispanic or Latino origin by race); shares of the estimated population, small ZIP codes carry wide margins.
What do households in 95451 earn?
Median household income is $62,568 (ACS 2020-2024), the 4th highest of the 6 ranked ZIP codes in Lake County. It is not measurably different from 2015-2019 ($66,392 in 2024 dollars): the change is within the surveys' margins of error.
- Median household income
- $62,568±$7,775
- Income per person
- $37,070
- Below the poverty line
- 14.0%
- Unemployed (of the labor force)
- 13.2%
- Adults 25+ with a bachelor's degree
- 19.3%
- Adjusted gross income per tax return, 2022
- $69,9254,880 returns; wages 64% of AGI (IRS)
Source: U.S. Census Bureau, ACS 2020-2024 and 2015-2019 5-year estimates (B19013, B19301, B17001, B23025, B15003; 2015-2019 dollars converted with the BLS CPI-U, 1.22699); IRS Statistics of Income, ZIP code data, tax year 2022 (adjusted gross income per return, filed under the address on the return).
What are homes worth in 95451?
FHFA's house price index for 95451, built from repeat sales and appraisals of the same homes, rose 53% from 2015 to 2025 and rose 13% from 2020 to 2025, and moved −3.1% in 2025.
- Median home value (owners' estimate)
- $352,000
- Median gross rent
- $1,352
- Homes owned by their occupants
- 72.9%
- Housing units
- 6,401
Source: U.S. Census Bureau, ACS 2020-2024 5-year estimates (B25077, B25064, B25003, B25001); FHFA House Price Index, annual five-digit ZIP, updated 2026-03-31.
What businesses are in 95451?
167 business establishments had a location in this ZIP code in 2023, 17 more than in 2018; the most are in construction (ZIP Code Business Patterns).
- Construction37
- Accommodation and food services18
- Health care and social assistance16
- Other services (except public administration)16
- Retail trade14
- Professional, scientific, and technical services13
Source: U.S. Census Bureau, ZIP Code Business Patterns 2023 and 2018 (establishments with paid employees, by the business's ZIP code).
Which ZIP codes are next to 95451?
| ZIP | Town | People | Household income | Distance |
|---|---|---|---|---|
| 95426 | Cobb | 1,257 | $84k | 6.8 mi |
| 95422 | Clearlake | 17,054 | $42k | 9.0 mi |
| 95453 | Lakeport | 11,741 | $71k | 11.8 mi |
| 95457 | Lower Lake | 3,122 | $64k | 12.9 mi |
| 95458 | Lucerne | 3,638 | $58k | 12.9 mi |
| 95423 | Clearlake Oaks | 3,513 | $41k | 13.2 mi |
| 95425 | Cloverdale | 10,978 | $119k | 16.3 mi |
| 95461 | Middletown | 3,422 | $79k | 17.3 mi |
| 95449 | Hopland | 1,763 | $91k | 17.8 mi |
| 95435 | Finley | 0 | – | 7.2 mi (near) |
| 95443 | Glenhaven | 81 | – | 9.2 mi (near) |
Source: PlainZIP from the Census 2020 ZCTA boundaries (shared edges) and internal points; figures ACS 2020-2024.