Development reports · Chester County, PA
What's being built in Chester County, PA: September 2025
12 development projects in Chester County, PA had a new filing in September 2025, up from 4 in August and 22 in September 2024. Together they propose 613 new homes and 130,915 sq ft of non-residential space, roughly $367.0M in estimated construction value. The most common project type was lot line change, followed by retail & commercial.
12projects filed
613new homes proposed
130,915sq ft non-residential
$367.0Mest. construction value
Biggest projects
Filed 2025-09-17
$357.0M est. value
611 homes|74,000 sq ft|254 acres|Single-family homes
Lionville Preserve
Uwchlan Township, Chester County, PA
Filed 2025-09-19
$5.6M est. value
43,200 sq ft|13 acres|Industrial
Donnelly Enterprises industrial buildings
Upper Oxford Township, Chester County, PA
Filed 2025-09-29
$1.6M est. value
7,200 sq ft|8.5 acres|Retail & commercial
Route 10 Roadside Market
Honey Brook Township, Chester County, PA
Filed 2025-09-12
$1.8M est. value
5,040 sq ft|3.0 acres|Government & utilities
Willistown Township Public Works
Willistown Township, Chester County, PA
Filed 2025-09-03
$740K est. value
2 homes|0.4 acres|Townhomes
232 East First Avenue
Malvern Borough, Chester County, PA
Filed 2025-09-03
$295K est. value
1,475 sq ft|184 acres|Other
Chrome AD 1 anaerobic digester
East Nottingham Township, Chester County, PA
By type
| Type | Projects | Homes | Sq ft |
|---|---|---|---|
| Lot line change | 5 | 0 | 0 |
| Retail & commercial | 2 | 0 | 7,200 |
| Industrial | 1 | 0 | 43,200 |
| Single-family homes | 1 | 611 | 74,000 |
| Government & utilities | 1 | 0 | 5,040 |
| Other | 1 | 0 | 1,475 |
| Townhomes | 1 | 2 | 0 |
Every project filed in September 2025
| Received | Project | Town | Type | Homes | Sq ft |
|---|---|---|---|---|---|
| 2025-09-29 | Route 10 Roadside Market | Honey Brook Township | Retail & commercial | 7,200 | |
| 2025-09-26 | Sadsbury Commons LP subdivision | Sadsbury Township | Lot line change | ||
| 2025-09-19 | Donnelly Enterprises industrial buildings | Upper Oxford Township | Industrial | 43,200 | |
| 2025-09-17 | Lionville Preserve | Uwchlan Township | Single-family homes | 611 | 74,000 |
| 2025-09-15 | 1415 & 1417 Lenape Road | Pocopson Township | Lot line change | ||
| 2025-09-12 | Willistown Township Public Works | Willistown Township | Government & utilities | 5,040 | |
| 2025-09-10 | Lot line change in Upper Oxford Township | Upper Oxford Township | Lot line change | ||
| 2025-09-08 | Moxley Road & Gap Newport Pike | London Grove Township | Retail & commercial | ||
| 2025-09-03 | Chrome AD 1 anaerobic digester | East Nottingham Township | Other | 1,475 | |
| 2025-09-03 | 232 East First Avenue | Malvern Borough | Townhomes | 2 | |
| 2025-09-02 | 190 Morningside Drive | Warwick Township | Lot line change | ||
| 2025-09-02 | Taylor Street Park | Phoenixville Borough | Lot line change |
← July 2025 · All Chester County reports · October 2025 →
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.