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Broomfield County, CO Demographics

Broomfield County, CO is the 12th most populous of 64 counties in Colorado, with 74,125 residents across 33 square miles. That is about 2,248 people per square mile.

At the 2020 census

Population 74,125
Land area 33 sq mi
Density 2,248 / sq mi

Data: 2020 Census · American Community Survey 2024

How Broomfield County compares to the US

We're computing this county's comparison table — check back shortly. Population, land area, and density above are already exact.

Central Location: Broomfield County, CO

Measured from the county's main population center using 2020 census blocks.

We're computing the drive-time and radius areas around Broomfield County, CO — check back shortly. Meanwhile you can drop a pin anywhere in the radius tool.

Census tracts in Broomfield County, CO

Name Population Sq mi Per sq mi
Census Tract 306 6,745 1.0 6,904
Census Tract 309 5,964 2.1 2,849
Census Tract 310 5,886 1.4 4,359
Census Tract 305 5,794 1.9 3,049
Census Tract 308 5,777 1.0 5,850
Census Tract 314.03 4,617 1.6 2,963
Census Tract 304 3,807 0.9 4,254
Census Tract 303 3,759 1.0 3,634
Census Tract 300 3,402 0.6 5,453
Census Tract 311.01 3,219 0.9 3,596
Census Tract 307 3,120 0.5 6,102
Census Tract 312.02 2,762 1.0 2,688
Census Tract 313 2,578 4.0 646
Census Tract 312.01 2,576 1.3 1,954
Census Tract 301 2,261 0.4 5,439
Census Tract 314.01 2,199 1.1 1,925
Census Tract 302 2,134 1.0 2,139
Census Tract 314.02 2,016 6.4 317
Census Tract 311.02 2,008 1.2 1,699
Census Tract 311.03 1,983 1.9 1,046
Census Tract 311.04 1,505 1.6 958
Census Tract 9801 0 0.0 0
Census Tract 9802 0 0.2 0
Census Tract 9803 0 0.0 0

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About this page

This page shows demographics for a US county from the 2020 census and the American Community Survey: population, land area, density, urban share, and how the county compares to national averages for income, housing, age, and more.

Counties subdivide into census tracts, listed below with their populations. The drive-time and radius tables measure the population around the county's main population center.

Read how BlockAtlas computes population within an area →