Active Listings
105
⇧ 69.4% vs 62 last year
Population: 55,944 · Density: 989.8/mi² · Median household income: $108,854
Typical home value: $308,999 · Homeownership: 79.3%
Data as of January 2026. Source: Realtor.com.
The BALLWIN, MO real estate market (63021) currently shows 105 active listings, with 40 pending sales. Homes are averaging 67 days on the market before going under contract.
Inventory has increased compared to last year, with 43 more homes available — giving buyers more choice.
Homes are taking longer to sell, averaging 67 days on market compared to 34 days last year.
The median listing price has risen 27.8% year-over-year, from $332,475 to $424,900.
Whether you are buying or selling in BALLWIN, MO, SELL123.com can help you save significantly on commission — typically 2% compared to traditional 5% broker fees. Call (240) SELL-123 for a free consultation.
| Zip | City / State | Distance | Listings | Market Value | Median $ | Average $ |
|---|---|---|---|---|---|---|
| 63021 | Ballwin, MO 63021 | 0.0 mi | 105 | $55,123,425 | $424,900 | $524,985 |
| 63088 | Valley Park, MO 63088 | 2.8 mi | 20 | $6,064,500 | $285,000 | $303,225 |
| 63017 | Chesterfield, MO 63017 | 5.7 mi | 107 | $62,676,534 | $600,000 | $585,762 |
| 63131 | Saint Louis, MO 63131 | 6.4 mi | 48 | $95,314,080 | $2,000,000 | $1,985,710 |
| 63025 | Eureka, MO 63025 | 6.7 mi | 70 | $29,905,960 | $395,900 | $427,228 |
| 63038 | Wildwood, MO 63038 | 6.8 mi | 13 | $10,396,100 | $699,950 | $799,700 |
| 63005 | Chesterfield, MO 63005 | 7.6 mi | 58 | $72,514,500 | $919,053 | $1,250,250 |
| 63126 | Saint Louis, MO 63126 | 9.1 mi | 22 | $9,327,274 | $355,000 | $423,967 |
| 63124 | Saint Louis, MO 63124 | 10.1 mi | 18 | $35,715,114 | $1,506,686 | $1,984,173 |
| 63119 | Saint Louis, MO 63119 | 10.6 mi | 72 | $29,843,064 | $304,950 | $414,487 |
| 63069 | Pacific, MO 63069 | 11.6 mi | 46 | $20,625,710 | $300,000 | $448,385 |
| 63303 | Saint Charles, MO 63303 | 11.8 mi | 101 | $29,126,077 | $249,950 | $288,377 |
| 63123 | Saint Louis, MO 63123 | 11.9 mi | 110 | $32,699,590 | $265,000 | $297,269 |
As of January 2026, there are 105 active listings in BALLWIN, MO (zip code 63021), compared to 62 the prior year.
The median listing price in BALLWIN, MO 63021 is $424,900 as of January 2026, a 27.8% increase from $332,475 the prior year.
Homes in BALLWIN, MO 63021 spend an average of 67 days on the market before going under contract, compared to 34 days the prior year.
Based on current inventory and days-on-market data as of January 2026, BALLWIN, MO 63021 is currently a Buyer's Market. Inventory has increased compared to last year, with 43 more homes available — giving buyers more choice. Homes are taking longer to sell, averaging 67 days on market compared to 34 days last year.
With SELL123.com's maximum 3% commission, sellers in BALLWIN, MO 63021 save an estimated $8,498 compared to a typical 5% commission on the median listing price of $424,900. Our fee structure: 1% listing + 2% selling broker — no additional buyer or seller fees. Call (240) SELL-123 or email info@SELL123.com for a free consultation.