All counties →

Rensselaer County, NY Demographics

Rensselaer County, NY is the 21st most populous of 62 counties in New York, with 161,130 residents across 652 square miles. That is about 247 people per square mile.

At the 2020 census

Population 161,130
Land area 652 sq mi
Density 247 / sq mi

Data: 2020 Census · American Community Survey 2024

How Rensselaer 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: Rensselaer County, NY

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

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

Census tracts in Rensselaer County, NY

Name Population Sq mi Per sq mi
Census Tract 520.04 6,507 12.4 527
Census Tract 525.01 6,105 32.1 190
Census Tract 522.03 5,919 24.5 242
Census Tract 518 5,540 61.6 90
Census Tract 525.02 5,327 29.0 184
Census Tract 413 5,283 1.2 4,585
Census Tract 523.01 4,822 9.5 507
Census Tract 524.07 4,613 2.2 2,069
Census Tract 410 4,536 1.0 4,653
Census Tract 524.06 4,532 4.7 972
Census Tract 523.06 4,447 4.6 956
Census Tract 520.03 4,326 12.3 352
Census Tract 522.01 4,322 32.4 134
Census Tract 402 4,279 0.5 8,942
Census Tract 401 4,017 0.7 5,968
Census Tract 414 3,925 1.8 2,138
Census Tract 519.01 3,891 40.2 97
Census Tract 407.01 3,786 0.3 10,973
Census Tract 519.02 3,554 9.5 374
Census Tract 526.01 3,498 43.8 80
Census Tract 517.01 3,495 61.4 57
Census Tract 403 3,350 0.4 8,664
Census Tract 516.02 3,338 1.2 2,839
Census Tract 412 3,269 1.0 3,170
Census Tract 517.02 3,216 1.6 2,015
Census Tract 411.01 3,092 1.2 2,589
Census Tract 516.01 2,992 0.6 4,906
Census Tract 409 2,950 0.4 7,727
Census Tract 523.05 2,906 2.5 1,161
Census Tract 515 2,880 1.4 2,068
Census Tract 526.03 2,791 57.9 48
Census Tract 524.08 2,710 5.0 540
Census Tract 411.02 2,682 0.5 4,885
Census Tract 404 2,531 0.3 8,620
Census Tract 524.05 2,522 0.9 2,924
Census Tract 522.04 2,429 10.6 230
Census Tract 524.02 2,359 11.2 210
Census Tract 406 2,286 0.3 7,878
Census Tract 405 2,055 0.3 6,390
Census Tract 521.01 2,051 44.7 46
Census Tract 521.03 1,808 59.6 30
Census Tract 520.02 1,748 19.7 89
Census Tract 408 1,731 0.1 14,218
Census Tract 407.02 1,629 0.3 4,965
Census Tract 525.03 1,477 0.8 1,873
Census Tract 521.02 1,372 41.6 33
Census Tract 523.03 1,117 1.9 599
Census Tract 526.02 1,103 0.7 1,579

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 →