County Maps US

Butte County, California

A county in California, ranked 28 of 58 by population.

CountyFIPS 06007

Within California
Butte County, highlighted, with the areas around it. Boundaries generalised from the 2025 Census cartographic boundary file; neighbour fills carry no data. The dot marks Oroville, the county seat, located via the 2025 Census Gazetteer.

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Population
209,211
-993 (-0.5%) since 2020
Land area
1,637
square miles. A further 2.4% of the total area is water
Population density
128
people per square mile, computed rather than published
County seat
Oroville
Seat of county government.
Established
1850
175 years ago
Largest city
Chico city
Population 105,081.

Sources: US Census Bureau, Population Estimates Program, Vintage 2025 Population Estimates, released 26 March 2026; US Census Bureau, Gazetteer Files, 2025 Gazetteer Files, released 10 September 2025; Wikidata (CC0), Wikidata. Retrieved 30 August 2026.

Satellite view

Aerial imagery of Butte County with its boundary drawn on top. A map shows you the shape; this shows you what is inside it, and which side of the line a place falls on.

Aerial view of Butte County, California from the USGS National Map, with its boundary outlined
Imagery: USGS National Map, USGS Imagery Only, public domain, requested from USGS by your browser when you reach this point on the page, at 723 by 800 pixels. The boundary is the 2025 Census cartographic boundary file, reprojected to Web Mercator to match the imagery. You can also open the USGS National Map viewer.

Where Butte County ranks

Position among the 58 counties of California, and among all 3,144 US counties and county-equivalents. Computed from the figures on this page.

MeasureValueIn CaliforniaNationally
Population209,21128th of 58346th of 3,144
Land area1,637 sq mi28th of 58370th of 3,144
Population density128 per sq mi27th of 58766th of 3,144
Median household income$67,92845th of 581,345th of 3,143

Full data for Butte County

Every figure below is attributed to the Census Bureau product it came from, with the vintage of that product.
MeasureValueSource and vintage
Population209,211Vintage 2025 Population Estimates
Population in 2020210,204Vintage 2025 Population Estimates
2020 estimates base?211,629Vintage 2025 Population Estimates
Land area1,637 sq mi2025 Gazetteer Files
Water area40.6 sq mi2025 Gazetteer Files
Total area1,677 sq mi2025 Gazetteer Files
Population density?128 per sq miComputed: Vintage 2025 estimates divided by 2025 Gazetteer land area
Median household income$67,928American Community Survey 2020-2024 5-Year Estimates
Median home value$424,700American Community Survey 2020-2024 5-Year Estimates
Median age36.2American Community Survey 2020-2024 5-Year Estimates
Households83,312American Community Survey 2020-2024 5-Year Estimates
Housing units92,813American Community Survey 2020-2024 5-Year Estimates

Sources: US Census Bureau, Population Estimates Program, Vintage 2025 Population Estimates, released 26 March 2026; US Census Bureau, Gazetteer Files, 2025 Gazetteer Files, released 10 September 2025; US Census Bureau, American Community Survey, American Community Survey 2020-2024 5-Year Estimates, released 29 January 2026. Population density is computed here, not published: it divides the Vintage 2025 population estimate by the 2025 Gazetteer land area, which are two different Census products. Retrieved 30 August 2026.

How the population changed

The Census Bureau publishes the components behind an estimate, not just the total. For the year to July 2025:

Births minus deaths
-232
1,985 births, 2,217 deaths
Net migration
+833
More people moved in than moved out.

Source: US Census Bureau, Population Estimates Program, Vintage 2025 Population Estimates, released 26 March 2026. Retrieved 30 August 2026.

The 6 areas bordering Butte County

Ordered by the length of the border actually shared, which the Census Bureau publishes in its county adjacency file and which no other county reference presents.

Bordering areaStateShared borderPopulation
Plumas CountyCalifornia66 mi18,583
Tehama CountyCalifornia56 mi64,665
Yuba CountyCalifornia53 mi88,691
Glenn CountyCalifornia53 mi28,141
Sutter CountyCalifornia16 mi98,787
Colusa CountyCalifornia6.8 mi21,836

Source: US Census Bureau, County Adjacency File, 2025 County Adjacency File, released 15 September 2025. Retrieved 30 August 2026.

All 58 counties of California

Open the interactive California county map, or jump straight to any of them.

Data on this page last rebuilt 30 August 2026. How these figures are produced.