Belknap, Illinois — City Overview

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Living in Belknap, summers are hot, with Jul highs around 89.4°F, while winters are chilly, with Feb lows around 29.9°F. Winter heating is a real budget factor — 3514 degree days means 4-5 months of meaningful energy bills. The area receives 50.5 inches of rainfall per year. For hospital care, the nearest facility is in a neighboring city. Median household income: $97,500. With a 5.1% poverty rate and 78.3% homeownership, the community reflects a stable residential mix. Nearby cities: Vienna (7mi NE), Metropolis (17mi SE), Anna (19mi NW). Air quality is Good — avg AQI 49 over the past week.

View Belknap city guide

Updated August 30, 2026.

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