County Maps US

Bernalillo County, New Mexico

The most populous of New Mexico's 33 counties.

CountyFIPS 35001

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

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Population
667,601
-9,266 (-1.4%) since 2020
Land area
1,161
square miles. A further 0.5% of the total area is water
Population density
575
people per square mile, computed rather than published
County seat
Albuquerque
Seat of county government.
Established
1852
173 years ago
Largest city
Albuquerque city
Population 556,588.

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 Bernalillo 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 Bernalillo County, New Mexico 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 800 by 377 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 Bernalillo County ranks

Position among the 33 counties of New Mexico, and among all 3,144 US counties and county-equivalents. Computed from the figures on this page.

MeasureValueIn New MexicoNationally
Population667,6011st of 33107th of 3,144
Land area1,161 sq mi31st of 33532nd of 3,144
Population density575 per sq mi1st of 33254th of 3,144
Median household income$69,4735th of 321,236th of 3,143

Full data for Bernalillo County

Every figure below is attributed to the Census Bureau product it came from, with the vintage of that product.
MeasureValueSource and vintage
Population667,601Vintage 2025 Population Estimates
Population in 2020676,867Vintage 2025 Population Estimates
2020 estimates base?676,446Vintage 2025 Population Estimates
Land area1,161 sq mi2025 Gazetteer Files
Water area6.1 sq mi2025 Gazetteer Files
Total area1,167 sq mi2025 Gazetteer Files
Population density?575 per sq miComputed: Vintage 2025 estimates divided by 2025 Gazetteer land area
Median household income$69,473American Community Survey 2020-2024 5-Year Estimates
Median home value$292,900American Community Survey 2020-2024 5-Year Estimates
Median age39.5American Community Survey 2020-2024 5-Year Estimates
Households285,495American Community Survey 2020-2024 5-Year Estimates
Housing units302,746American 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
-683
6,108 births, 6,791 deaths
Net migration
-1,914
More people moved out than moved in.

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

The 5 areas bordering Bernalillo 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
Sandoval CountyNew Mexico56 mi159,565
Valencia CountyNew Mexico45 mi82,013
Torrance CountyNew Mexico32 mi16,100
Cibola CountyNew Mexico20 mi26,807
Santa Fe CountyNew Mexico12 mi156,907

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

All 33 counties of New Mexico

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

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