Building permits · May 2026

St. Charles County Building Permits

Monthly residential building permits for St. Charles County, Missouri 164 units authorized in May 2026, 1,860 over the last 12 months — latest month +39% vs. a year earlier.

164
Units (latest month)
116
Single-family units
48
Multifamily (5+) units
$55,635,102
Reported value
Trailing 12 months: 1,860 units permitted · latest month +39% vs. a year earlier.
Total units permitted, by monthDec 2024May 2026
Dec 2024May 2026
Structure typeUnitsShare
Single-family (1-unit)11670.7%
2-unit structures00.0%
3–4 unit structures00.0%
Multifamily (5+ units)4829.3%
All units164100%

St. Charles County building permits — FAQ

How many building permits were issued in St. Charles County?+

164 new residential units were authorized in St. Charles County, Missouri in May 2026, and 1,860 over the trailing 12 months (U.S. Census Building Permits Survey).

What share of St. Charles County permits are multifamily?+

29.3% of St. Charles County's May 2026 permitted units were in multifamily (2+ unit) buildings.

Where does this data come from?+

Figures come from the U.S. Census Bureau's Building Permits Survey, a monthly census of permit-issuing jurisdictions. PUMSdata is independent and not affiliated with the Census Bureau.