New Development in Walnut, California
56 development projects are moving through Walnut, California's planning and zoning pipeline so far in 2026 — led by residential (12), commercial (3), civic actions (3), infrastructure (3). Boardwalk indexes each from the source city meeting record, typically 12–24 months before a building permit exists. Data updated 2026-07-26.
Data through July 26, 2026 · Updated July 27, 2026 · America/Denver · Refreshed weekly
Planning & zoning stage · 12–24 months before constructionWalnut projects (YTD 2026)
56
Project categories
4
Top type
Residential
U.S. projects indexed (YTD)
1,227,074
Walnut development by the numbers
| Project type | Projects (YTD) |
|---|---|
| Residential | 12 |
| Commercial | 3 |
| Civic Actions | 3 |
| Infrastructure | 3 |
What new projects are filed in Walnut right now?
| Project | Location | Type | Latest action | Meeting date | Applicant |
|---|---|---|---|---|---|
| Zone 9 Pump Station Controller Replacements | Walnut, CA (City-level) | Infrastructure | approved | 2026-05-27 | — |
| Flood Plain Trail Erosion Repair Project | Walnut, CA (City-level) | Infrastructure | approved | 2026-05-13 | — |
| FY 2025-2026 Concrete Repair Project | 21201 La Puente Road, Walnut, CA, 91789 | Civic Actions | approved | 2026-05-13 | — |
| FY 2025-26 Catch Basin Retrofit Project | Walnut, CA (City-level) | Infrastructure | approved | 2026-05-13 | — |
| La Puente Road Rehabilitation Project | Walnut, CA (City-level) | Civic Actions,Infrastructure | approved | 2026-05-13 | — |
| Flood Plain Trail Erosion Repair | Walnut, CA (City-level) | Civic Actions,Infrastructure | approved | 2026-04-22 | — |
| 707 Marylie Lane Residential Improvements | 707 Marylie Lane, Walnut, CA, 91789 | Civic Actions,Residential | approved | 2026-04-22 | — |
| 5,496 sq ft Single-Family Home - Pierre Road Lot 3 | Lot 3 at Pierre Road, Walnut, CA | Civic Actions,Residential | under review | 2026-04-22 | — |
| 5,511 sq ft Single-Family Home - Fuerte Drive Lot 4 | Fuerte Drive Lot 4, Walnut, CA | Civic Actions,Residential | approved | 2026-04-22 | — |
| Flood Plain Trail Erosion Repair | Walnut, CA (City-level) | Infrastructure,Civic Actions | recommended for approval | 2026-04-22 | — |
| 4,134 sq ft Single-Family Home - Pierre Road Lot 2 | Lot 2 at Pierre Road, Walnut, CA | Civic Actions,Residential | under review | 2026-04-22 | — |
| Tsui Residence Improvements | 707 Marylie Lane, Walnut, CA, 91789 | Residential,Civic Actions | approved | 2026-04-22 | — |
| Single-Family Home - Lot 4 Fuerte Drive | Lot 4 Fuerte Drive, Walnut, CA | Residential,Civic Actions | approved | 2026-04-22 | — |
| Single-Family Home - Lot 3 Pierre Road | Lot 3 Pierre Road, Walnut, CA | Residential | approved | 2026-04-22 | — |
| Single-Family Home - Lot 3 Pierre Road | Lot 3 Pierre Road, Walnut, CA | Residential | approved | 2026-04-22 | — |
Showing 15 of 56 indexed Walnut projects. Sign in to see all projects, exact parcels, and weekly alerts →
Recent Walnut projects by entitlement status
| Status in pipeline | Recent projects |
|---|---|
| Approved | 12 |
| Under review | 2 |
| Recommended for approval | 1 |
Walnut development — frequently asked questions
- How many development projects are happening in Walnut, California?
- Boardwalk has indexed 56 development projects in Walnut, California year-to-date in 2026, led by residential (12). Data refreshes weekly from source city and county meeting records.
- How early does Boardwalk surface Walnut 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 Walnut in?
- Walnut is in Unassigned County, California.