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Rensselaer, MO Demographics

Rensselaer, MO is the 656th most populous of 1082 cities in Missouri, with 253 residents across 2 square miles. That is about 129 people per square mile.

At the 2020 census

Population 253
Land area 2 sq mi
Density 129 / sq mi

Data: 2020 Decennial Census · land area from Census TIGER/Line

How Rensselaer, MO compares to the US

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About this page

City statistics cover the municipal boundary only, not the wider metro area.

Figures come from the 2020 census and the American Community Survey, compared against national averages.

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