# Planned developments in Clayton County, IA

Boardwalk found 130+ planned projects in Clayton County, IA in public filings from the last 12 months. The latest is on the Clayton County Board of Supervisors agenda for Oct 6, 2026.

Data as of Oct 19, 2026. Updated monthly. Page: https://boardwalkai.com/development/iowa/clayton/

## Clayton County at a glance

| Measure | Value |
|---|---|
| Projects, last 12 months | 130+ |
| New in the last 30 days | 6 |
| Most common type | Infrastructure |
| Latest filing | Oct 6, 2026, Clayton County Board of Supervisors |
| Sources we check | 3 |

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 Clayton County

By type, last 12 months.

| Type | Projects | Share |
|---|---|---|
| Infrastructure | 60 | 44% |
| Public and institutional | 29 | 21% |
| Development decisions | 28 | 20% |
| Residential | 13 | 9% |
| Commercial | 5 | 4% |
| Industrial | 2 | 1% |

## Recent projects in Clayton County

| Project | Location | Developer | Type | Size | Stage | Latest meeting |
|---|---|---|---|---|---|---|
| 111 W. Center St. Building Construction Bids | Monona, IA | Not stated | Government buildings | Not stated in filing | Out to bid | Sep 21, 2026 |
| 4-Unit Rental Housing Renovation Project | Monona, IA | DNH Enterprises, LLC | Residential | 4 units | Early planning | Aug 3, 2026 |
| Competitive Highway Bridge Program (CHBP) Grant Project | Guttenberg, IA | Not stated | Bridges | Not stated in filing | Approved | Jul 13, 2026 |
| 310th Street Bridge Grant Support | Guttenberg, IA | Not stated | Bridges | Not stated in filing | Approved | Jul 13, 2026 |
| $19,250 South Lincoln Street Engineering Contract | Garnavillo, IA | Not stated | Transportation | Not stated in filing | Approved | Jul 8, 2026 |
| Oak Street Bridge Replacement | Clayton County, IA | Not stated | Bridges | Not stated in filing | Early planning | Jun 9, 2026 |
| Street Work Bids | Marquette, IA | Not stated | Roads and highways | Not stated in filing | Out to bid | May 12, 2026 |
| Pony Hollow Trail Extension Engineering Services Agreement | Clayton County, IA | Not stated | Trails and greenways | Not stated in filing | In design | May 5, 2026 |
| 99-Year Lease for New Fire Station | Clayton County, IA | Littleport Fire Department | Fire and police stations | Not stated in filing | Approved | Apr 28, 2026 |
| $7,400 Water Main Geotechnical Review | Marquette, IA | CHA Consulting | Pipelines | Not stated in filing | Approved | Apr 14, 2026 |
| Riverfront and Trail Improvement Project | Marquette, IA | Not stated | Trails and greenways | Not stated in filing | In design | Apr 14, 2026 |
| B45 Hill Project Traffic Safety Improvement Agreement | Clayton County, IA | Not stated | Transportation | Not stated in filing | Early planning | Apr 14, 2026 |

Showing 12 of 130+ projects. A free trial opens the full records and documents.

Samples show projects filed by companies or public bodies.

## Cities in Clayton County

- Monona, IA · 31 projects
- [Garnavillo, IA](https://boardwalkai.com/development/iowa/garnavillo/) · 22 projects
- Guttenberg, IA · 9 projects
- Marquette, IA · 9 projects
- Clayton, IA · 2 projects
- Elkader, IA · Checked, no projects in 12 months
- Luana, IA · Checked, no projects in 12 months
- McGregor, IA · Checked, no projects in 12 months
- Strawberry Point, IA · Checked, no projects in 12 months

## Nearby places

- [Delaware County, IA](https://boardwalkai.com/development/iowa/delaware/) · 37 projects
- [Dubuque County, IA](https://boardwalkai.com/development/iowa/dubuque/) · 600+ projects
- [Allamakee County, IA](https://boardwalkai.com/development/iowa/allamakee/) · 75 projects
- [Fayette County, IA](https://boardwalkai.com/development/iowa/fayette/) · 120+ projects
- [Buchanan County, IA](https://boardwalkai.com/development/iowa/buchanan/) · 190+ projects
- [Jones County, IA](https://boardwalkai.com/development/iowa/jones/) · 170+ projects

All places in Iowa: [Iowa](https://boardwalkai.com/development/iowa/)

## Questions about Clayton County

### What's planned in Clayton County, IA?

Boardwalk found 130+ planned projects in Clayton County, IA in the last 12 months. The latest is on the Clayton County Board of Supervisors agenda for Oct 6, 2026.

### Where does this data come from?

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

### How current is it?

Boardwalk checks Clayton County's public records at least once a week; the last check was Oct 18, 2026. These counts are as of Oct 19, 2026 and refresh monthly.

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

Yes, a Boardwalk Alert emails you new Clayton 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.** [clayton.json](https://boardwalkai.com/data/places/iowa/clayton.json) · [clayton.md](https://boardwalkai.com/development/iowa/clayton/index.md)

## How to cite

Source: Boardwalk, "Planned developments in Clayton County, IA", boardwalkai.com/development/iowa/clayton/, data as of Oct 19, 2026.

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