# Planned developments in Sanders County, MT

Boardwalk found 35 planned projects in Sanders County, MT in public filings from the last 12 months. The latest is on the Sanders County Board of County Commissioners agenda for Sep 21, 2026.

Data as of Oct 11, 2026. Updated monthly. Page: https://boardwalkai.com/development/montana/sanders/

## Sanders County at a glance

| Measure | Value |
|---|---|
| Projects, last 12 months | 35 |
| New in the last 30 days | 1 |
| Most common type | Infrastructure |
| Latest filing | Sep 21, 2026, Sanders County Board of County Commissioners |
| Sources we check | 1 |

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 Sanders County

By type, last 12 months.

| Type | Projects | Share |
|---|---|---|
| Infrastructure | 16 | 46% |
| Development decisions | 10 | 29% |
| Public and institutional | 4 | 11% |
| Commercial | 2 | 6% |
| Industrial | 2 | 6% |
| Residential | 1 | 3% |

## Recent projects in Sanders County

| Project | Location | Developer | Type | Size | Stage | Latest meeting |
|---|---|---|---|---|---|---|
| Bend Road Bridge Repair Engineering Contract | Sanders County, MT | Not stated | Bridges | Not stated in filing | In design | Sep 21, 2026 |
| Stormwater System Improvements Preliminary Engineering Report | Thompson Falls, MT | Not stated | Stormwater and drainage | Not stated in filing | Early planning | Aug 27, 2026 |
| $950K Noxon Bridge Engineering Services | Sanders County, MT | Not stated | Bridges | Not stated in filing | Approved | Aug 10, 2026 |
| Plains Airport Fuel System Project Grant Amendment | Sanders County, MT | Not stated | Airports | Not stated in filing | Approved | Jul 2, 2026 |
| Noxon Bridge Investment Program Grant Support | Sanders County, MT | Not stated | Bridges | Not stated in filing | Early planning | Jun 22, 2026 |
| $4.5M Noxon Bridge Replacement | Sanders County, MT | Sanders County | Bridges | Not stated in filing | Approved | Jun 22, 2026 |
| $404K DES Resiliency Grant Acceptance for Water and Riverbank Projects | Sanders County, MT | Not stated | Utilities | Not stated in filing | Approved | Jun 16, 2026 |
| New Bunkhouse for Firefighter Recruitment in Plains | Sanders County, MT | Not stated | Government buildings | Not stated in filing | Early planning | Jun 3, 2026 |
| Airport Grant Agreement for Plains and Thomson Falls Airports | Sanders County, MT | Not stated | Airports | Not stated in filing | Early planning | Apr 23, 2026 |
| McMillan Post RV Park Subdivision Well Request | Sanders County, MT | Department of Environmental Quality | Campgrounds and RV parks | Not stated in filing | Seeking approval | Jan 12, 2026 |
| $3.2B Rock Creek Mine Silver and Copper Extraction Project | Thompson Falls, MT | Hecla Mining Corporation | Mines | Not stated in filing | Early planning | Dec 8, 2025 |
| $245M Antimony Mine Expansion | Thompson Falls, MT | United States Antimony Corporation | Mines | Not stated in filing | Early planning | Dec 8, 2025 |

Showing 12 of 35 projects. A free trial opens the full records and documents.

Samples show projects filed by companies or public bodies.

## Cities in Sanders County

- Thompson Falls, MT · 3 projects
- Hot Springs, MT · Checked, no projects in 12 months
- Plains, MT · Checked, no projects in 12 months

## Nearby places

- Mineral County, MT · 17 projects
- Lake County, MT · 8 projects
- [Lincoln County, MT](https://boardwalkai.com/development/montana/lincoln/) · 110+ projects
- [Flathead County, MT](https://boardwalkai.com/development/montana/flathead/) · 230+ projects
- [Missoula County, MT](https://boardwalkai.com/development/montana/missoula/) · 150+ projects
- [Powell County, MT](https://boardwalkai.com/development/montana/powell/) · 21 projects

All places in Montana: [Montana](https://boardwalkai.com/development/montana/)

## Questions about Sanders County

### What's planned in Sanders County, MT?

Boardwalk found 35 planned projects in Sanders County, MT in the last 12 months. The latest is on the Sanders County Board of County Commissioners agenda for Sep 21, 2026.

### Where does this data come from?

Boardwalk's Sanders County projects come from public meeting records, such as Sanders County Board of County Commissioners agendas and minutes. Each one links to the original filing.

### How current is it?

Boardwalk checks Sanders County's public records at least once a week; the last check was Oct 10, 2026. These counts are as of Oct 11, 2026 and refresh monthly.

### Can I get an Alert for new Sanders County projects?

Yes, a Boardwalk Alert emails you new Sanders County 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.** [sanders.json](https://boardwalkai.com/data/places/montana/sanders.json) · [sanders.md](https://boardwalkai.com/development/montana/sanders/index.md)

## How to cite

Source: Boardwalk, "Planned developments in Sanders County, MT", boardwalkai.com/development/montana/sanders/, data as of Oct 11, 2026.

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