Waterloo IL
166 active listings out of 8.1K total properties we track across 9 Waterloo ZIPs — listings, off-market homes, rentals, and full sales/tax history. Refreshed nightly.
While you're here, take in the bigger picture — maps below show Illinois (statewide), not just Waterloo. Same company, same dataset, different resolution.
Inventory breakdown
Distribution of the 166 currently-active listings in Waterloo, IL. Full dataset covers 8.1K properties — listings, off-market homes, rentals, and full history.
ZIP codes in Waterloo
Drill into any ZIP for hex-level breakdowns.
Nearby cities
Other Illinois cities within driving distance.
Get Waterloo, IL data in your app
GET https://api.straply.com/v1/markets/city/waterloo-il
Authorization: Bearer $STRAPLY_KEY{
"city": "waterloo-il",
"total_tracked": 8053,
"active": 166,
"median_list": 339700
}Waterloo, IL real estate: market summary
As of November 2026, Straply tracks 8,053 homes in Waterloo, IL, with 166 active for sale at a median list price of $339,700 (~$195/sq ft). Notably, most homes were built in the 2000s.
- Median list price
- $339,700
- Median $/sq ft
- $195
- Active listings
- 166
- Median sale price
- $340,000 (+2% YoY)
- Properties tracked
- 8,053
Frequently asked: Waterloo, IL real estate
What is the median home price in Waterloo?
The median list price in Waterloo, IL is $339,700 (about $195 per square foot), based on 166 active listings tracked by Straply as of November 2026.
What price range are homes in Waterloo?
Active listings in Waterloo, IL concentrate in: 43% under $300k and 39% $300k–$500k.
Are home prices in Waterloo going up or down?
The median sale price is $340,000, up 2% year over year. Straply tracked 242 sales here over the past 12 months.
How many homes are for sale in Waterloo?
Straply is tracking 166 active listings in Waterloo, IL out of 8,053 properties on record as of November 2026.
How old are the homes in Waterloo?
Most homes in Waterloo, IL were built in the 2000s. About 59% were built after 1980, while 14% predate 1940. The newest tracked home dates to 2026.
What types of homes are in Waterloo?
Waterloo, IL is mostly single-family homes (69% of listings). Also common: lots / land 13%, other 11%.
How many bedrooms do homes in Waterloo typically have?
The most common size in Waterloo, IL is 3 bd.
What areas are near Waterloo?
Nearby markets Straply also tracks include Valmeyer, Columbia, Fults, Smithton.
Data as of November 2026. Source: Straply. For address-level history and programmatic access, use the Straply API.