Rensselaer Population

1850–2026

5,666

2026 projection

0.9% since 2020 (decrease)

01K2K3K4K5K6K186018801900192019401960198020002020

Source: U.S. Census Bureau decennial counts and annual estimates. 2026 is a projection. Values between recorded years are interpolated.

Use the left and right arrow keys to inspect population observations.

Population by year

Population estimates for Rensselaer. Annual change is shown as a percentage. Growth is the total change since the preceding observation.
20265,666-150.26%
20255,681+210.37%
20245,660-130.23%
20235,673+50.09%
20225,668-330.58%
20215,701-170.30%
20205,718-1151.97%
20195,833-170.29%
20185,850-440.75%
20175,894-20.03%

Showing 10 of 33 years.

Rensselaer Demographics

30.8median age

Median age

Female31.9 yrs
Male30.5 yrs

Adults

4,213
989 seniors · 23%3,224 other adults

Sex

Female 55.1% · 3,073Male 44.9% · 2,500

U.S. Census Bureau, 2024 ACS 5-year estimates · Table S0101

Race and ethnicity

Tap a square or a group below to highlight it.

Each square is about 1% of residents (roughly 56 people).

Hispanic or Latino residents can be of any race. All other groups exclude Hispanic residents.

U.S. Census Bureau, 2024 ACS 5-year estimates · Table B03002

Rensselaer Income

$60,331median household income

Median household income

$60,331

Half of households earn more, half earn less

Median earnings

$40,143

Typical yearly pay for a worker 25 or older.

Poverty rate

15.3%

About 1 in 7 residents

U.S. Census Bureau, 2024 ACS 5-year estimates · Tables S1901, S1501, S1701

Rensselaer Marital Status

39% of residents age 15 and older are married.

MarriedNever married
Overall
Male
Female
Marital status of residents age 15 and older
StatusOverallMaleFemale
Married39%44%35%
Never married36%35%37%
Divorced17%16%18%
Widowed7%4%10%
Separated<1%<1%<1%

U.S. Census Bureau, 2024 ACS 5-year estimates · Table S1201