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New Construction in Lake St. Louis
Residential building permits — U.S. Census Bureau Building Permits Survey.
Housing units authorized (2025)
153
Single-family
75
Multifamily
78
Construction value (2025)
$48M
| Year | Buildings | Units | Single-family | Multifamily | Value |
|---|---|---|---|---|---|
| 2025 | 90 | 153 | 75 | 78 | $48M |
Source: U.S. Census Bureau, Building Permits Survey. Counts are permits issued by the local permit office, which precede — and don't always become — actual construction. A partial-year row is marked with the months reported.