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Buffalo Prairie CDP, IL

ZIP Code 61237 — Buffalo Prairie CDP, IL Demographics & Data

Source: U.S. Census Bureau ACS 2019–2023 5-Year Estimates. Page data updated 2026-08-02.

Map, Quick Facts & Location

Quick Facts

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City
Buffalo Prairie CDP
County
Rock Island County
IL
Timezone
CST(America/Chicago)
Area Code
309, 861
Congress
IL-17
DMA
DAVENPORT - R. ISLAND - MOLINE (682)
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Location
Coordinates
40.3495, -88.9861
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Overview of ZIP Code 61237

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What to know about ZIP 61237

ZIP code 61237 covers Buffalo Prairie, IL in Rock Island County.

It sits in telephone area codes 309, 861; U.S. House district IL-17; the DAVENPORT - R. ISLAND - MOLINE media market.

Climate risk and migration signals

FEMA’s National Risk Index rates natural-hazard risk for Buffalo Prairie CDP, IL as Relatively Moderate (composite score 84.1), which is elevated versus much of the country. The strongest component scores on US5 are flood (79.5) and hurricane (13.8). These scores are county-linked NRI values published for planning context — all ZIP codes in the same county share the same composite score on US5. Useful when comparing insurance and disaster exposure across areas, not a substitute for a parcel-level flood or fire determination.

Climate normals for Buffalo Prairie CDP, IL show limited published climate normals on US5.