Posen IL
36 active listings out of 2.2K total properties we track across 10 Posen 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 Chicago metro, not just Posen. Same company, same dataset, different resolution.
Inventory breakdown
Distribution of the 36 currently-active listings in Posen, IL. Full dataset covers 2.2K properties — listings, off-market homes, rentals, and full history.
ZIP codes in Posen
Drill into any ZIP for hex-level breakdowns.
Nearby cities
Other Illinois cities within driving distance.
Get Posen, IL data in your app
GET https://api.straply.com/v1/markets/city/posen-il
Authorization: Bearer $STRAPLY_KEY{
"city": "posen-il",
"total_tracked": 2167,
"active": 36,
"median_list": 249000
}Posen, IL real estate: market summary
As of November 2026, Straply tracks 2,167 homes in Posen, IL, with 36 active for sale at a median list price of $249,000 (~$172/sq ft). Notably, the market is cooling — the median sale price is down 10% year over year.
- Median list price
- $249,000
- Median $/sq ft
- $172
- Active listings
- 36
- Median sale price
- $234,500 (-10% YoY)
- Properties tracked
- 2,167
Frequently asked: Posen, IL real estate
What is the median home price in Posen?
The median list price in Posen, IL is $249,000 (about $172 per square foot), based on 36 active listings tracked by Straply as of November 2026.
What price range are homes in Posen?
Active listings in Posen, IL concentrate in: 65% under $300k and 32% $300k–$500k.
Are home prices in Posen going up or down?
The median sale price is $234,500, down 10% year over year. Straply tracked 34 sales here over the past 12 months.
How many homes are for sale in Posen?
Straply is tracking 36 active listings in Posen, IL out of 2,167 properties on record as of November 2026.
How old are the homes in Posen?
Most homes in Posen, IL were built in the 1950s. About 27% were built after 1980, while 12% predate 1940. The newest tracked home dates to 2026.
What types of homes are in Posen?
Posen, IL is mostly single-family homes (83% of listings). Also common: multi-family homes 14%.
How many bedrooms do homes in Posen typically have?
The most common size in Posen, IL is 3 bd.
What areas are near Posen?
Nearby markets Straply also tracks include Dixmoor, Robbins, Midlothian, Markham.
Data as of November 2026. Source: Straply. For address-level history and programmatic access, use the Straply API.