New Development in Lake St. Louis, Missouri
129 development projects are moving through Lake St. Louis, Missouri's planning and zoning pipeline so far in 2026 — led by commercial (21), civic actions (16), residential (9), industrial (7). Boardwalk indexes each from the source city meeting record, typically 12–24 months before a building permit exists. Data updated 2026-08-30.
Data through August 30, 2026 · Updated August 31, 2026 · America/Denver · Refreshed weekly
Planning & zoning stage · 12–24 months before constructionLake St. Louis projects (YTD 2026)
129
Project categories
4
Top type
Commercial
U.S. projects indexed (YTD)
1,112,786
Lake St. Louis development by the numbers
| Project type | Projects (YTD) |
|---|---|
| Commercial | 21 |
| Civic Actions | 16 |
| Residential | 9 |
| Industrial | 7 |
What new projects are filed in Lake St. Louis right now?
| Project | Location | Type | Latest action | Meeting date | Applicant |
|---|---|---|---|---|---|
| Costco Warehouse and Gasoline Station | 4000 Lake Saint Louis Boulevard, Lake St. Louis, MO | Commercial,Civic Actions | under review | 2026-08-03 | — |
| Costco Warehouse and Gasoline Station | 4000 Lake Saint Louis Boulevard, Lake St. Louis, MO | Commercial,Civic Actions | under review | 2026-08-03 | — |
| Costco Warehouse and Gasoline Station | 4000 Lake Saint Louis Boulevard, Lake St. Louis, MO | Commercial,Civic Actions | under review | 2026-08-03 | — |
| Costco Warehouse and Gasoline Station | 4000 Lake Saint Louis Boulevard, Lake St. Louis, MO | Commercial,Civic Actions | under review | 2026-08-03 | — |
| Costco Warehouse and Gasoline Station | 4000 Lake Saint Louis Boulevard, Lake St. Louis, MO | Commercial,Civic Actions | under review | 2026-08-03 | — |
| Costco Warehouse and Gasoline Station | 4000 Lake Saint Louis Boulevard, Lake St. Louis, MO | Commercial,Civic Actions | under review | 2026-08-03 | — |
| Fernwood StormWater Improvement Project | Lake St. Louis, MO (City-level) | Civic Actions,Infrastructure | under review | 2026-06-15 | — |
| TJ Wies Company Storage Warehouse | 305 TCW Court, Lake St. Louis, MO, 63367 | Civic Actions,Industrial | under review | 2026-06-01 | TJ Wies Contracting, Inc. |
| TJ Wies Company Site Improvements | 305 TCW Court, Lake St. Louis, MO, 63367 | Civic Actions | under review | 2026-06-01 | TJ Wies Contracting, Inc. |
| TJ Wies Company Site Improvements | 305 TCW Court, Lake St. Louis, MO, 63367 | Civic Actions | under review | 2026-06-01 | TJ Wies Contracting, Inc. |
| TJ Wies Company Site Improvements | 305 TCW Court, Lake St. Louis, MO, 63367 | Civic Actions | under review | 2026-06-01 | TJ Wies Contracting, Inc. |
| TJ Wies Company Site Improvements | 305 TCW Court, Lake St. Louis, MO, 63367 | Civic Actions | under review | 2026-06-01 | TJ Wies Contracting, Inc. |
| TJ Wies Company Site Improvements | 305 TCW Court, Lake St. Louis, MO, 63367 | Civic Actions | under review | 2026-06-01 | TJ Wies Contracting, Inc. |
| TJ Wies Company Site Improvements | 305 TCW Court, Lake St. Louis, MO, 63367 | Civic Actions | under review | 2026-06-01 | TJ Wies Contracting, Inc. |
| TJ Wies Company Storage Warehouse | 305 TCW Court, Lake St. Louis, MO, 63367 | Civic Actions,Industrial | under review | 2026-06-01 | TJ Wies Contracting, Inc. |
Showing 15 of 129 indexed Lake St. Louis projects. Sign in to see all projects, exact parcels, and weekly alerts →
Recent Lake St. Louis projects by entitlement status
| Status in pipeline | Recent projects |
|---|---|
| Under review | 15 |
Lake St. Louis development — frequently asked questions
- How many development projects are happening in Lake St. Louis, Missouri?
- Boardwalk has indexed 129 development projects in Lake St. Louis, Missouri year-to-date in 2026, led by commercial (21). Data refreshes weekly from source city and county meeting records.
- How early does Boardwalk surface Lake St. Louis projects?
- At the planning and zoning stage — typically 12 to 24 months before a building permit or construction bid exists. Each record is captured from the source city council or planning commission packet.
- Which county is Lake St. Louis in?
- Lake St. Louis is in Unassigned County, Missouri.