# Planned developments in Deerfield, WI

Boardwalk found 43 planned projects in Deerfield, WI in public filings from the last 12 months. The latest is on the Deerfield Library Building Funding Special Committee agenda for Sep 30, 2026.

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

## Deerfield at a glance

| Measure | Value |
|---|---|
| Projects, last 12 months | 43 |
| New in the last 30 days | 5 |
| Most common type | Institutional/Public |
| Latest filing | Sep 30, 2026, Deerfield Library Building Funding Special Committee |
| Sources we check | 2 |

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 Deerfield

By type, last 12 months.

| Type | Projects | Share |
|---|---|---|
| Public and institutional | 14 | 33% |
| Development decisions | 13 | 30% |
| Infrastructure | 12 | 28% |
| Residential | 3 | 7% |
| Commercial | 1 | 2% |

## Recent projects in Deerfield

| Project | Developer | Type | Size | Stage | Latest meeting |
|---|---|---|---|---|---|
| Library Building Financial Update | Not stated | Government buildings | Not stated in filing | In design | Sep 30, 2026 |
| Tax Incremental District No. 7 Boundary and Project Plan Amendment | Oak Limited | Single-family | Not stated in filing | Seeking approval | Sep 10, 2026 |
| Deerfield Middle & High School Additions and Redevelopment | Not stated | Schools | Not stated in filing | In design | May 18, 2026 |
| Wastewater Treatment Facility Upgrade Engineering Contract | Not stated | Sewer and wastewater | Not stated in filing | Recommended | Mar 23, 2026 |
| Wastewater Facility Upgrade | Not stated | Sewer and wastewater | Not stated in filing | Out to bid | Mar 9, 2026 |
| Wastewater Treatment Plant Equipment Upgrade | Not stated | Sewer and wastewater | Not stated in filing | Out to bid | Jan 26, 2026 |
| $4.9M Wastewater Treatment Facility Upgrades | Not stated | Sewer and wastewater | Not stated in filing | Approved | Dec 8, 2025 |

Showing 7 of 43 projects. A free trial opens the full records and documents.

Samples show projects filed by companies or public bodies.

## Nearby places

- Cambridge, WI · 19 projects
- Lake Ripley, WI · 2 projects
- Rockdale, WI · 2 projects
- [Cottage Grove, WI](https://boardwalkai.com/development/wisconsin/cottage-grove/) · 110+ projects
- Marshall, WI · 5 projects
- [Lake Mills, WI](https://boardwalkai.com/development/wisconsin/lake-mills/) · 82 projects

All places in Wisconsin: [Wisconsin](https://boardwalkai.com/development/wisconsin/)

## Questions about Deerfield

### What's planned in Deerfield, WI?

Boardwalk found 43 planned projects in Deerfield, WI in the last 12 months. The latest is on the Deerfield Library Building Funding Special Committee agenda for Sep 30, 2026.

### Where does this data come from?

Boardwalk's Deerfield projects come from public meeting records, such as Deerfield Library Building Funding Special Committee agendas and minutes. Each one links to the original filing.

### How current is it?

Boardwalk checks Deerfield'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 Deerfield projects?

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

## How to cite

Source: Boardwalk, "Planned developments in Deerfield, WI", boardwalkai.com/development/wisconsin/deerfield/, data as of Oct 11, 2026.

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