All counties →

Waldo County, ME Demographics

Waldo County, ME is the 11th most populous of 16 counties in Maine, with 39,596 residents across 730 square miles. That is about 54 people per square mile.

At the 2020 census

Population 39,596
Land area 730 sq mi
Density 54 / sq mi

Data: 2020 Census · American Community Survey 2024

How Waldo 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: Waldo County, ME

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

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

Census tracts in Waldo County, ME

Name Population Sq mi Per sq mi
Census Tract 430 6,938 34.1 204
Census Tract 450 6,112 165.6 37
Census Tract 420 6,111 91.0 67
Census Tract 460.02 5,180 138.5 37
Census Tract 470 4,723 127.9 37
Census Tract 440 4,439 75.4 59
Census Tract 410 3,817 35.5 107
Census Tract 460.01 2,281 62.1 37

Related places

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 →