Real Estate Data API

63303 Saint Charles

351 active listings out of 19K total properties we track in ZIP 63303 (Saint Charles, MO) — listings, off-market homes, rentals, and full sales/tax history. Refreshed nightly.

Get this data → API docs
Active
351
Median
$287K
±0%
Sold Sep
57
+26.7%
Tracked
19K
Zoomed out

While you're here, take in the bigger picture — maps below show Missouri (statewide), not just 63303. Same company, same dataset, different resolution.

Get this data →
Key Numbers
Tracked
19K
Active
351
Median list
$287K
Sales (12mo)
492
Get this data →
Key Numbers
Tracked
19K
Active
351
Median list
$287K
Sales (12mo)
492
Get this data →
Key Numbers
Tracked
19K
Active
351
Median list
$287K
Sales (12mo)
492
Get this data →
Key Numbers
Tracked
19K
Active
351
Median list
$287K
Sales (12mo)
492
Get this data →
Key Numbers
Tracked
19K
Active
351
Median list
$287K
Sales (12mo)
492

Inventory breakdown

Distribution of the 351 currently-active listings in ZIP 63303. Full dataset covers 19K properties — listings, off-market homes, rentals, and full history.

Active by price range
Under $300K 178 (52%)
$300K–$500K 122 (35.7%)
$500K–$750K 27 (7.9%)
$750K–$1M 8 (2.3%)
$1M–$2M 4 (1.2%)
$2M+ 3 (0.9%)
Active by bedroom count
Studio/1 bd 35
2 bd 98
3 bd 147
4 bd 56
5+ bd 14
Active by property type
Single Family 176 (50.1%)
Condo 98 (27.9%)
Townhouse 53 (15.1%)
Other 10 (2.8%)
Lot 7 (2%)
Manufactured 5 (1.4%)
For Developers

Get Saint Charles 63303 data in your app

curl
request 
GET https://api.straply.com/v1/markets/zip/63303
Authorization: Bearer $STRAPLY_KEY
200 OK response 
{
  "zip": "63303",
  "total_tracked": 19343,
  "active": 351,
  "median_list": 287499
}
Get an API key Read the docs

Nearby ZIP codes

Other Missouri ZIPs within a short drive of 63303.

63301
→
Saint Charles 63301
4.2 mi away 495 active
63376
→
Saint Peters 63376
4.7 mi away 486 active
63304
→
Saint Charles 63304
5 mi away 368 active
63043
→
Maryland Heights 63043
5.6 mi away 143 active
63044
→
Bridgeton 63044
6.7 mi away 57 active
63146
→
Saint Louis 63146
6.9 mi away 284 active
63017
→
Chesterfield 63017
7.6 mi away 324 active
63141
→
Saint Louis 63141
7.8 mi away 188 active
Looking for more? Explore Saint Charles

ZIP 63303 · Saint Charles, MO real estate: market summary

As of November 2026, Straply tracks 19,343 homes in ZIP 63303 (Saint Charles, MO), with 351 active for sale at a median list price of $287,499 (~$170/sq ft). Notably, most homes were built in the 1980s.

Median list price
$287,499
Median $/sq ft
$170
Active listings
351
Properties tracked
19,343

Frequently asked: ZIP 63303 · Saint Charles, MO real estate

What is the median home price in ZIP 63303?

The median list price in ZIP 63303 (Saint Charles, MO) is $287,499 (about $170 per square foot), based on 351 active listings tracked by Straply as of November 2026.

What price range are homes in ZIP 63303?

Active listings in ZIP 63303 (Saint Charles, MO) concentrate in: 52% under $300k and 36% $300k–$500k.

How many homes are for sale in ZIP 63303?

Straply is tracking 351 active listings in ZIP 63303 (Saint Charles, MO) out of 19,343 properties on record as of November 2026.

How old are the homes in ZIP 63303?

Most homes in ZIP 63303 (Saint Charles, MO) were built in the 1980s. About 75% were built after 1980. The newest tracked home dates to 2026.

What types of homes are in ZIP 63303?

ZIP 63303 (Saint Charles, MO) is mostly single-family homes (50% of listings). Also common: condos 28%, townhouses 15%.

How many bedrooms do homes in ZIP 63303 typically have?

The most common size in ZIP 63303 (Saint Charles, MO) is 3 bd.

What areas are near ZIP 63303?

Nearby markets Straply also tracks include Saint Charles 63301, Saint Peters 63376, Saint Charles 63304, Maryland Heights 63043.

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