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Alachua County, FL Demographics

Alachua County, FL is the 23rd most populous of 67 counties in Florida, with 278,468 residents across 876 square miles. That is about 318 people per square mile.

At the 2020 census

Population 278,468
Land area 876 sq mi
Density 318 / sq mi

Data: 2020 Census · American Community Survey 2024

How Alachua 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: Alachua County, FL

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

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

Census tracts in Alachua County, FL

Name Population Sq mi Per sq mi
Census Tract 22.04 12,048 12.5 966
Census Tract 16.05 10,468 3.1 3,412
Census Tract 15.22 9,216 1.7 5,344
Census Tract 22.09 9,006 47.7 189
Census Tract 10 7,614 2.2 3,499
Census Tract 12.02 7,443 2.3 3,288
Census Tract 15.15 7,427 0.6 12,406
Census Tract 17.01 6,859 3.1 2,243
Census Tract 22.22 6,789 7.3 928
Census Tract 22.19 6,717 3.2 2,092
Census Tract 22.02 6,602 43.5 152
Census Tract 11 6,596 3.0 2,191
Census Tract 22.17 6,539 0.7 9,738
Census Tract 18.16 6,396 48.4 132
Census Tract 9.02 6,362 0.8 8,101
Census Tract 18.11 6,294 5.4 1,160
Census Tract 18.03 6,285 3.2 1,955
Census Tract 7 6,126 8.7 707
Census Tract 15.17 5,730 0.6 9,837
Census Tract 22.01 5,676 33.6 169
Census Tract 18.18 5,548 39.3 141
Census Tract 5 5,441 1.5 3,597
Census Tract 4 5,330 2.3 2,297
Census Tract 22.21 5,281 2.4 2,241
Census Tract 22.10 5,234 57.2 92
Census Tract 17.02 5,104 2.9 1,758
Census Tract 2.02 4,782 0.3 14,443
Census Tract 19.08 4,718 104.4 45
Census Tract 18.19 4,633 22.1 210
Census Tract 18.17 4,613 19.2 240
Census Tract 6 4,544 2.9 1,550
Census Tract 8.08 4,423 1.0 4,343
Census Tract 2.01 4,348 0.5 9,093
Census Tract 18.13 3,883 7.6 514
Census Tract 14 3,882 8.1 480
Census Tract 12.03 3,881 1.2 3,194
Census Tract 22.07 3,857 2.0 1,894
Census Tract 20.02 3,787 68.1 56
Census Tract 3.01 3,384 1.0 3,535
Census Tract 19.02 3,378 7.6 444
Census Tract 9.01 3,173 0.9 3,718
Census Tract 8.06 3,049 0.4 8,316
Census Tract 22.08 2,961 4.1 730
Census Tract 18.02 2,960 30.2 98
Census Tract 12.01 2,888 1.1 2,670
Census Tract 22.20 2,815 7.4 378
Census Tract 15.16 2,714 0.2 13,398
Census Tract 3.02 2,644 1.5 1,793
Census Tract 15.19 2,623 0.8 3,462
Census Tract 19.07 2,529 52.9 48
Census Tract 22.18 2,501 0.6 3,937
Census Tract 1108 2,008 2.6 769
Census Tract 15.14 1,928 0.6 3,087
Census Tract 21.01 1,905 64.2 30
Census Tract 18.15 1,896 46.8 40
Census Tract 20.01 1,528 55.4 28
Census Tract 8.09 1,163 0.7 1,589
Census Tract 21.02 939 22.3 42

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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 →