Union, IL
City market trends and history
Public Record
Median Sale Price
$284.1K
12-Month Sales
28
1-Year Appreciation
—
Properties Tracked
248
Median Sale Price History
Top Neighborhoods
| Name | Median |
|---|
Top Neighborhoods by Activity
| Neighborhood | Sales 12mo | Median |
|---|
Top ZIP Codes
| ZIP | Sales 12mo | Median |
|---|
Recent Sales
| Date | Address | Price |
|---|---|---|
| Nov 25, 2025 | Emily Ln Lot 8 | $70K |
| Oct 8, 2025 | 6408 ELM ST | $275K |
| Jul 31, 2025 | Elm St | $330K |
| Nov 27, 2024 | Mels Way | $50K |
| Jul 16, 2024 | Sara Ln Lot 5 | $73.5K |
| Aug 7, 2023 | 15411 MARENGO RD | $300K |
| May 15, 2023 | Franklinville Rd | $486K |
| Apr 4, 2023 | 7312 GREAT NORTHERN TRL | $370K |
| Feb 14, 2023 | 6408 ELM ST | $213K |
| Jan 10, 2023 | Great Northern Trl | $380K |
| Dec 22, 2022 | Great Northern Trl | $430K |
| Nov 15, 2022 | Wayne St | $170K |
| Oct 24, 2022 | Great Northern Trl | $260K |
| Oct 12, 2022 | Knolltop Rd | $325K |
| Sep 15, 2022 | NORTHROP ST | $60K |
| Sep 14, 2022 | 7307 S UNION RD | $450K |
| Sep 1, 2022 | Route 176 Lot 1 | $98K |
| Aug 29, 2022 | N Union Rd | $482K |
| Aug 12, 2022 | Knolltop Rd | $311K |
| Aug 12, 2022 | ELM ST | $19.9K |
4-Quarter Forecast
Linear projection from past trendQuarterly trend
+5.5%
Implied 1-yr
+21.9%
2026 Q1
$331.2K
2026 Q2
$344.5K
Median Price — History + Forecast
Property type mix
Share by property type
Year-built distribution
Properties by build era
Map
Recent top sales — most expensive
| Address | Sale date | Sale price |
|---|---|---|
| 17213 MARENGO RD | Apr 13, 2022 | $799,900 |
| Franklinville Rd | May 15, 2023 | $486,000 |
| N Union Rd | Aug 29, 2022 | $482,000 |
| 10215 RIDGE LN | May 24, 2022 | $475,000 |
| 7307 S UNION RD | Sep 14, 2022 | $450,000 |
| Great Northern Trl | Dec 22, 2022 | $430,000 |
| Knolltop Rd | Jun 30, 2022 | $430,000 |
| Highbridge Rd | Apr 28, 2022 | $425,000 |
| Great Northern Trl | May 27, 2022 | $420,000 |
| Great Northern Trl | Jul 11, 2022 | $405,000 |
How Union compares
| Metric | Union | Illinois avg | US avg |
|---|---|---|---|
| Median price | $284.1K | $407.8K | $535.4K |
| 1-year change | — | -1.4% | -5.4% |
| Sales (12mo) | 28 | 12,234 | — |
| Median sqft | 1,257 | — | — |
Other cities in Illinois
How Union ranks in Illinois
1-year appreciation
#757 of 1128
Median price
#781 of 1128
Frequently asked about Union
What is the median sale price in Union, IL?
The median sale price in Union over the last 12 months is $284.1K, based on 28 transactions.
How many sales happen each year in Union?
Roughly 28 home sales were recorded in Union over the trailing 12 months.
What types of properties are most common in Union?
Unknown is the most common property type tracked in Union.
When were most homes in Union built?
Most homes in Union were built in the 1970-1979 era.