Real Estate Data API

61831 Collison

1 active listings out of 76 total properties we track in ZIP 61831 (Collison, IL) — listings, off-market homes, rentals, and full sales/tax history. Refreshed nightly.

Get this data → API docs
Active
1
Median
$350K
±0%
Sales (12mo)
0
Tracked
76
Zoomed out

While you're here, take in the bigger picture — maps below show Illinois (statewide), not just 61831. Same company, same dataset, different resolution.

Get this data →
Key Numbers
Tracked
76
Active
1
Median list
$350K
Sales (12mo)
0
Get this data →
Key Numbers
Tracked
76
Active
1
Median list
$350K
Sales (12mo)
0
Get this data →
Key Numbers
Tracked
76
Active
1
Median list
$350K
Sales (12mo)
0
Get this data →
Key Numbers
Tracked
76
Active
1
Median list
$350K
Sales (12mo)
0
Get this data →
Key Numbers
Tracked
76
Active
1
Median list
$350K
Sales (12mo)
0

Inventory breakdown

Distribution of the 1 currently-active listings in ZIP 61831. Full dataset covers 76 properties — listings, off-market homes, rentals, and full history.

Active by price range
Under $300K 0 (0%)
$300K–$500K 1 (100%)
$500K–$750K 0 (0%)
$750K–$1M 0 (0%)
$1M–$2M 0 (0%)
$2M+ 0 (0%)
Active by bedroom count
Studio/1 bd 0
2 bd 0
3 bd 1
4 bd 0
5+ bd 0
Active by property type
Other 1 (100%)
For Developers

Get Collison 61831 data in your app

curl
request 
GET https://api.straply.com/v1/markets/zip/61831
Authorization: Bearer $STRAPLY_KEY
200 OK response 
{
  "zip": "61831",
  "total_tracked": 76,
  "active": 1,
  "median_list": 350000
}
Get an API key Read the docs

Nearby ZIP codes

Other Illinois ZIPs within a short drive of 61831.

61865
→
Potomac 61865
5.3 mi away 14 active
61812
→
Armstrong 61812
6 mi away 5 active
61848
→
Henning 61848
7.4 mi away 1 active
61858
→
Oakwood 61858
7.4 mi away 41 active
61844
→
Fithian 61844
7.9 mi away 13 active
61857
→
Muncie 61857
7.9 mi away 1 active
61871
→
Royal 61871
9.6 mi away 2 active
61811
→
Alvin 61811
9.7 mi away 4 active
Looking for more? Browse Illinois

ZIP 61831 · Collison, IL real estate: market summary

As of November 2026, Straply tracks 76 homes in ZIP 61831 (Collison, IL), with 1 active for sale at a median list price of $350,000. Notably, it has notably historic housing — 33% of homes predate 1940.

Median list price
$350,000
Active listings
1
Properties tracked
76

Frequently asked: ZIP 61831 · Collison, IL real estate

What is the median home price in ZIP 61831?

The median list price in ZIP 61831 (Collison, IL) is $350,000, based on 1 active listings tracked by Straply as of November 2026.

What price range are homes in ZIP 61831?

Active listings in ZIP 61831 (Collison, IL) concentrate in: 100% $300k–$500k.

How many homes are for sale in ZIP 61831?

Straply is tracking 1 active listings in ZIP 61831 (Collison, IL) out of 76 properties on record as of November 2026.

How old are the homes in ZIP 61831?

Most homes in ZIP 61831 (Collison, IL) were built in the 1970s. About 25% were built after 1980, while 33% predate 1940. The newest tracked home dates to 2003.

What types of homes are in ZIP 61831?

ZIP 61831 (Collison, IL) is mostly other (100% of listings).

How many bedrooms do homes in ZIP 61831 typically have?

The most common size in ZIP 61831 (Collison, IL) is 3 bd.

What areas are near ZIP 61831?

Nearby markets Straply also tracks include Potomac 61865, Armstrong 61812, Henning 61848, Oakwood 61858.

Data as of November 2026. Source: Straply. For address-level history and programmatic access, use the Straply API.