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Rock Island Today

Saturday, October 4, 2025

Census Bureau reports Andover population was 460 in 2020

Webp names 12

Andover had a population of 460 people in 2020, according to U.S. Census Bureau data obtained by the Rock Island Today.

The median age was 42, with 43.7 percent of the total population being female and 56.3 percent male.

The state's total population in 2020 was 12,716,164.

An agency of the U.S. Federal Statistical System, the Census Bureau is responsible for compiling statistical facts about the American people, places and economy. Data for this story was compiled from the bureau’s American Community Survey. Information from the survey helps to determine how federal and state funds are distributed.

Andover population by sex

Estimated NumberPercent of total population
Male25956.3
Female20143.7
Total Population460100

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