County demographics · California

Nevada County, California demographics

Nevada County, California (county FIPS 06057) has a median household income of $89,882 (±$3,998) and a total population of 102,481 in the American Community Survey 5-year estimates for 2020-2024.

Margins of error are at the 90% confidence level. The figures describe 2020-2024 (dollars in 2024 dollars), not the present. 12 ZIP Code Tabulation Areas overlap the county (Census 2020).

Data as of Oct 22, 2026 (Olympus publication) · Markdown version

  • Values are ACS 5-year estimates for 2020-2024 (dollars in 2024 dollars), not current figures.
  • ZCTA-county overlaps come from the Census 2020 relationship file and use 2020 counties, by land area; Connecticut uses its legacy counties, not the planning regions in ACS 2022+.

ACS 5-year estimates, 2020-2024

Census American Community Survey 5-year estimates for 2020-2024, with 90% margins of error as published by the Census Bureau.

MetricEstimateMargin of error (90%)ACS table
Total population102,481none (controlled estimate)B01003
Median age50.1 years±0.2 yearsB01002
Households42,865±719B11001
Median household income (inflation-adjusted to the final ACS year)$89,882±$3,998B19013
Median value of owner-occupied housing units$621,800±$12,667B25077
Median gross rent$1,677±$96B25064
Owner-occupied share of occupied housing units75.5%none (derived from several estimates)B25003 (derived)
Renter-occupied share of occupied housing units24.6%none (derived from several estimates)B25003 (derived)
High school graduate or higher (age 25+)94.8%none (derived from several estimates)B15003 (derived)
Bachelor's degree or higher (age 25+)41.6%none (derived from several estimates)B15003 (derived)
Share of people below the poverty level11%none (derived from several estimates)B17001 (derived)
Unemployment rate (civilian labor force)5.4%none (derived from several estimates)B23025 (derived)
  • Dollar values are in 2024 inflation-adjusted dollars.
  • Percentages' margins of error are in percentage points (pp).

Geography

MeasureValue
County FIPS06057
Land area957.76 sq mi
Water area16.04 sq mi
Population density107 per sq mi of land
Geography vintage2024 Gazetteer

ZIP codes (ZCTAs) in this county

ZCTAs that overlap the county in the Census 2020 ZCTA to county relationship file, largest share of the county's land first.

ZCTAShare of county landShare of ZCTA landCounty is the ZCTA's primary county
9595932.6%100%Yes
9616119.1%69.6%Yes
9594914.3%100%Yes
959456.4%100%Yes
959464.7%100%Yes
959601.6%37%
959771.5%38.8%
959861.1%100%Yes
956021.1%21.1%
959751%100%Yes
957280.7%23.3%
961110.5%100%Yes

Sources

Get this data from the API

The same figures, with provenance on every value, from the API (free API key, reference) or from an AI agent through the Olympus MCP server.

curl
curl -s "https://api.olympus.new-odyssey.com/v1/geo-demographics/counties/06057" -H "X-API-Key: $OLYMPUS_API_KEY"
MCP tool call
get_us_demographics {"county_fips":"06057"}

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