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Webster County, IA Demographics

Webster County, IA is the 18th most populous of 99 counties in Iowa, with 36,999 residents across 716 square miles. That is about 52 people per square mile.

At the 2020 census

Population 36,999
Land area 716 sq mi
Density 52 / sq mi

Data: 2020 Census · American Community Survey 2024

How Webster 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: Webster County, IA

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

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

Census tracts in Webster County, IA

Name Population Sq mi Per sq mi
Census Tract 9 5,293 16.8 314
Census Tract 6 4,342 1.2 3,510
Census Tract 1.01 4,108 5.5 750
Census Tract 2 3,617 6.3 574
Census Tract 103 3,081 207.9 15
Census Tract 1.02 3,044 9.5 322
Census Tract 104 2,858 157.8 18
Census Tract 101 2,353 159.6 15
Census Tract 4 2,237 0.6 3,975
Census Tract 102 1,721 132.0 13
Census Tract 5 1,523 13.1 116
Census Tract 7 1,450 0.7 2,039
Census Tract 3 1,372 4.6 295

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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 →