Development reports · Cumberland County, PA
What's being built in Cumberland County, PA: December 2025
18 development projects in Cumberland County, PA had a new filing in December 2025, up from 11 in November and 11 in December 2024. Together they propose 160 new homes and 2,477,765 sq ft of non-residential space, roughly $1.6B in estimated construction value. The busiest towns were Middlesex Township (3), Southampton Township (2) and Upper Allen Township (2). The most common project type was lot line change, followed by data center.
Biggest projects
By type
| Type | Projects | Homes | Sq ft |
|---|---|---|---|
| Lot line change | 3 | 0 | 0 |
| Data center | 3 | 0 | 2,025,000 |
| Agricultural | 2 | 0 | 26,000 |
| Institutional | 2 | 0 | 27,846 |
| Other | 1 | 0 | 24,000 |
| Single-family homes | 1 | 1 | 0 |
| Townhomes | 1 | 19 | 0 |
| Mixed use | 1 | 140 | 116,225 |
| Warehouse & storage | 1 | 0 | 1,944 |
| Subdivision (use not stated) | 1 | 0 | 0 |
| Industrial | 1 | 0 | 99,750 |
| School | 1 | 0 | 157,000 |
By town
Every project filed in December 2025
← November 2025 · All Cumberland County reports · January 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 Cumberland County page for every project since 2024.