County Maps US

Millard County, Utah

A county in Utah, ranked 18 of 29 by population.

CountyFIPS 49027

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

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Population
14,057
+1,004 (+7.7%) since 2020
Land area
6,785
square miles. A further 0.8% of the total area is water
Population density
2.1
people per square mile, computed rather than published
County seat
Fillmore
Seat of county government.
Established
1852
173 years ago
Largest city
Delta city
Population 3,868.

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 Millard 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 Millard County, Utah 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 530 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 Millard County ranks

Position among the 29 counties of Utah, and among all 3,144 US counties and county-equivalents. Computed from the figures on this page.

MeasureValueIn UtahNationally
Population14,05718th of 292,160th of 3,144
Land area6,785 sq mi3rd of 2947th of 3,144
Population density2.1 per sq mi24th of 292,982nd of 3,144
Median household income$73,63921st of 29941st of 3,143

Full data for Millard County

Every figure below is attributed to the Census Bureau product it came from, with the vintage of that product.
MeasureValueSource and vintage
Population14,057Vintage 2025 Population Estimates
Population in 202013,053Vintage 2025 Population Estimates
2020 estimates base?12,979Vintage 2025 Population Estimates
Land area6,785 sq mi2025 Gazetteer Files
Water area51.5 sq mi2025 Gazetteer Files
Total area6,837 sq mi2025 Gazetteer Files
Population density?2.1 per sq miComputed: Vintage 2025 estimates divided by 2025 Gazetteer land area
Median household income$73,639American Community Survey 2020-2024 5-Year Estimates
Median home value$284,700American Community Survey 2020-2024 5-Year Estimates
Median age34.4American Community Survey 2020-2024 5-Year Estimates
Households4,357American Community Survey 2020-2024 5-Year Estimates
Housing units5,045American 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
+69
183 births, 114 deaths
Net migration
+76
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 Millard 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
Juab CountyUtah128 mi13,567
Beaver CountyUtah83 mi7,301
Sevier CountyUtah62 mi22,827
White Pine CountyNevada60 mi8,661
Sanpete CountyUtah19 mi31,453
Lincoln CountyNevada7.2 mi4,320

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

All 29 counties of Utah

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

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