Development reports · Chester County, PA
What's being built in Chester County, PA: September 2026
18 development projects in Chester County, PA had a new filing in September 2026, the same as 18 in August and 12 in September 2025. Together they propose 76 new homes and 53,308 sq ft of non-residential space, roughly $48.6M in estimated construction value. The most common project type was lot line change, followed by single-family homes.
18projects filed
76new homes proposed
53,308sq ft non-residential
$48.6Mest. construction value
Biggest projects
Filed 2026-09-29
$25.8M est. value
46 homes|47 acres|Single-family homes
1485 Valley Forge Road subdivision
Schuylkill Township, Chester County, PA
Filed 2026-09-15
$4.3M est. value
18 homes|0.7 acres|Apartments
Cypress Street Apartments
Kennett Square Borough, Chester County, PA
Filed 2026-09-04
$9.4M est. value
26,948 sq ft|27 acres|School
Additions & Renovations to E.N. Peirce Middle School
West Whiteland Township, Chester County, PA
Filed 2026-09-14
$3.7M est. value
18,360 sq ft|33 acres|Recreation
Dog training and show arena
London Grove Township, Chester County, PA
Filed 2026-09-02
$1.8M est. value
8,000 sq ft|22 acres|Retail & commercial
Walmart Store #03541.226
East Marlborough Township, Chester County, PA
Filed 2026-09-30
$1.9M est. value
5 homes|0.6 acres|Townhomes
Poplar Street townhome subdivision
Spring City Borough, Chester County, PA
By type
| Type | Projects | Homes | Sq ft |
|---|---|---|---|
| Lot line change | 7 | 1 | 0 |
| Single-family homes | 4 | 49 | 0 |
| Apartments | 2 | 21 | 0 |
| Townhomes | 1 | 5 | 0 |
| Recreation | 1 | 0 | 18,360 |
| Office | 1 | 0 | 0 |
| School | 1 | 0 | 26,948 |
| Retail & commercial | 1 | 0 | 8,000 |
By town
Every project filed in September 2026
← August 2026 · All Chester County reports · October 2026 →
Counted by each project's latest filing date. Figures are the totals filed with the county and state, and construction values are rough estimates. See the Chester County page for every project since 2024.