Question 1

How did Rock Island, Illinois vote in the 2024 presidential election?

Accepted Answer

Rock Island, Illinois voted Democratic in 2024 with a margin of D+9.6. Kamala D Harris received 34,126 votes and Donald Trump received 28,061 out of 63,458 total votes cast, a 2.5-point shift toward Republicans from 2020.

Question 2

What is Rock Island, Illinois's political history?

Accepted Answer

Rock Island, Illinois has 40 presidential elections on record, spanning 1868 to 2024. It has voted Democratic in every presidential election since 1984. The largest single-election swing was 77.3 points in 1876.

Question 3

What are the demographics of Rock Island, Illinois?

Accepted Answer

Rock Island, Illinois has a population of 142,757 according to the 2020 Census. The racial composition is 67.4% non-Hispanic white, 14.2% Hispanic, 11.4% Black. About 25% of residents hold a bachelor's degree or higher. Median household income is $67,159.

Question 4

Which places are most similar to Rock Island, Illinois?

Accepted Answer

Based on demographic and electoral similarity analysis, the three most similar countys to Rock Island, Illinois are Winnebago, Saginaw, Genesee. Similarity is computed using a vector embedding of demographic, economic, and electoral characteristics.

Rock Island County, Illinois

Current Illinois Polling

2026 Illinois Senate Democratic Primary

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