# Planned developments in St. Tammany Parish, LA

Boardwalk found 860+ planned projects in St. Tammany Parish, LA in public filings from the last 12 months. The latest is on the St. Tammany Parish Planning & Zoning Commission agenda for Oct 6, 2026.

Data as of Oct 11, 2026. Updated monthly. Page: https://boardwalkai.com/development/louisiana/st-tammany/

## St. Tammany Parish at a glance

| Measure | Value |
|---|---|
| Projects, last 12 months | 860+ |
| New in the last 30 days | 55 |
| Most common type | Govt. Decisions |
| Latest filing | Oct 6, 2026, St. Tammany Parish Planning & Zoning Commission |
| Sources we check | 14 |

Last 12 months, duplicates merged. Includes private, public, and small jobs. How we count: https://boardwalkai.com/coverage/#how-we-count

## What's planned in St. Tammany Parish

By type, last 12 months.

| Type | Projects | Share |
|---|---|---|
| Development decisions | 270+ | 31% |
| Residential | 210+ | 25% |
| Infrastructure | 170+ | 21% |
| Commercial | 96 | 11% |
| Public and institutional | 95 | 11% |
| Industrial | 10 | 1% |
| Mixed use | 1 | Under 1% |

## Recent projects in St. Tammany Parish

| Project | Location | Developer | Type | Size | Stage | Latest meeting |
|---|---|---|---|---|---|---|
| Old Golden Shores Drainage Improvements Professional Services Agreement Amendment No. 3 | Mandeville, LA | Not stated | Stormwater and drainage | Not stated in filing | In design | Oct 8, 2026 |
| 1.3-Acre Highway Commercial Rezoning | St. Tammany County, LA | Bedford & Thompson Holdings Co. LLC | Commercial | 1.3 acres | Seeking approval | Oct 6, 2026 |
| 2.12-Acre Commercial Annexation and Rezoning at 2081 Gause Blvd. East | Slidell, LA | Not stated | Commercial | 2.12 acres | Seeking approval | Oct 1, 2026 |
| WWTP PAA Disinfection System Installation | Covington, LA | Not stated | Utilities | Not stated in filing | Out to bid | Sep 30, 2026 |
| Rezoning of Proposed Lot 2B, Square 47 from B3 to Town Center | Covington, LA | Not stated | Commercial | Not stated in filing | Seeking approval | Sep 24, 2026 |
| Infrastructure and Walkway Improvements for Modular Wing | Abita Springs, LA | St. Tammany Parish School Board | Schools | Not stated in filing | Out to bid | Sep 23, 2026 |
| Suite 310 Renovation for Employee Health Clinic | Slidell, LA | Slidell Memorial Hospital | Clinics | Not stated in filing | Out to bid | Sep 16, 2026 |
| Infrastructure and Coordination for Modulars at Boyet Junior High | Slidell, LA | Not stated | Schools | Not stated in filing | Out to bid | Sep 16, 2026 |
| 6.28-Acre General Commercial Rezoning | St. Tammany County, LA | JSB HWY 25, LLC | Commercial | 6.28 acres | Seeking approval | Aug 4, 2026 |
| LA 22 Beautification Project | Covington, LA | Not stated | Roads and highways | Not stated in filing | Out to bid | Jul 8, 2026 |

Showing 10 of 860+ projects. A free trial opens the full records and documents.

Samples show projects filed by companies or public bodies.

## Cities in St. Tammany Parish

- Covington, LA · 490+ projects
- Sun, LA · 88 projects
- [Mandeville, LA](https://boardwalkai.com/development/louisiana/mandeville/) · 86 projects
- [Abita Springs, LA](https://boardwalkai.com/development/louisiana/abita-springs/) · 73 projects
- Pearl River, LA · 9 projects
- Slidell, LA · 6 projects
- Madisonville, LA · 3 projects
- Folsom, LA · Checked, no projects in 12 months

## Nearby places

- [Orleans Parish, LA](https://boardwalkai.com/development/louisiana/orleans/) · 1,600+ projects
- [St. John the Baptist Parish, LA](https://boardwalkai.com/development/louisiana/st-john-the-baptist/) · 180+ projects
- [Tangipahoa Parish, LA](https://boardwalkai.com/development/louisiana/tangipahoa/) · 760+ projects
- [St. Helena Parish, LA](https://boardwalkai.com/development/louisiana/st-helena/) · 150+ projects
- [St. Bernard Parish, LA](https://boardwalkai.com/development/louisiana/st-bernard/) · 93 projects
- [Jefferson Parish, LA](https://boardwalkai.com/development/louisiana/jefferson/) · 550+ projects

All places in Louisiana: [Louisiana](https://boardwalkai.com/development/louisiana/)

## Questions about St. Tammany Parish

### What's planned in St. Tammany Parish, LA?

Boardwalk found 860+ planned projects in St. Tammany Parish, LA in the last 12 months. The latest is on the St. Tammany Parish Planning & Zoning Commission agenda for Oct 6, 2026.

### Where does this data come from?

Boardwalk's St. Tammany Parish projects come from public meeting records, such as St. Tammany Parish Planning & Zoning Commission agendas and minutes. Each one links to the original filing.

### How current is it?

Boardwalk checks St. Tammany Parish's public records at least once a week; the last check was Oct 11, 2026. These counts are as of Oct 11, 2026 and refresh monthly.

### Can I get an Alert for new St. Tammany Parish projects?

Yes, a Boardwalk Alert emails you new St. Tammany Parish projects daily, weekly, or monthly. Start with a 7-day free trial, no credit card needed.

## Get the full data

- **Count for free.** Connect Boardwalk to Claude or ChatGPT and ask how many projects match. Counting is free during your trial and on every plan. [Use it in Claude or ChatGPT](https://boardwalkai.com/mcp/)
- **Open the records.** Start a 7-day free trial, no credit card. It includes 50 project records. [Start free trial](https://boardwalkai.com/auth/signup/)
- **Use it in your tools.** CSV export, the API, and the MCP server come with every plan. [API docs](https://boardwalkai.com/docs/api/)
- **Download these numbers.** [st-tammany.json](https://boardwalkai.com/data/places/louisiana/st-tammany.json) · [st-tammany.md](https://boardwalkai.com/development/louisiana/st-tammany/index.md)

## How to cite

Source: Boardwalk, "Planned developments in St. Tammany Parish, LA", boardwalkai.com/development/louisiana/st-tammany/, data as of Oct 11, 2026.

How we count: https://boardwalkai.com/coverage/#how-we-count