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Buena Vista County, IA Demographics

Buena Vista County, IA is the 29th most populous of 99 counties in Iowa, with 20,823 residents across 575 square miles. That is about 36 people per square mile.

At the 2020 census

Population 20,823
Land area 575 sq mi
Density 36 / sq mi

Data: 2020 Census · American Community Survey 2024

How Buena Vista 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: Buena Vista County, IA

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

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

Census tracts in Buena Vista County, IA

Name Population Sq mi Per sq mi
Census Tract 9604 6,745 17.7 382
Census Tract 9605 5,111 8.0 642
Census Tract 9606 3,734 125.6 30
Census Tract 9603 1,939 156.4 12
Census Tract 9602 1,849 138.1 13
Census Tract 9601 1,445 129.2 11

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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 →