Dupo, Illinois — City Overview

⚡ Featured Deal

Essentials for Your New Home

🛒 Shop This Deal Now

As an Amazon Associate I earn from qualifying purchases.

Living in Dupo, summers are hot, with Jul highs around 88.4°F, while winters are chilly, with Feb lows around 26.0°F. Winter heating is a real budget factor — 4059 degree days means 4-5 months of meaningful energy bills. The area receives 52.9 inches of rainfall per year. Within 5 miles: 35 parks, 3 groceries, 22 dining spots and 14 schools. For hospital care, the nearest facility is in a neighboring city. Median household income: $61,736. With a 10.2% poverty rate and 64.0% homeownership, the community reflects a stable residential mix. Nearby cities: Mehlville (6mi W), Oakville (6mi SW), Affton (7mi W). Air quality is Good — avg AQI 48 over the past week.

View Dupo city guide

Updated October 01, 2026.

Amazon

Get your home essentials, storage, and moving supplies delivered.

Shop Moving Essentials

As an Amazon Associate I earn from qualifying purchases.