Development reports · Allegheny County, PA
What's being built in Allegheny County, PA: December 2025
19 development projects in Allegheny County, PA had a new filing in December 2025, up from 12 in November and 24 in December 2024. The busiest towns were Pittsburgh (6), Penn Hills Municipality (3) and Pittsburgh City (2). The most common project type was government & utilities, followed by single-family homes.
19projects filed
0new homes proposed
0sq ft non-residential
–est. construction value
Biggest projects
Filed 2025-12-31
Townhomes
Townhomes
Josephine Street Townhomes
Pittsburgh City, Allegheny County, PA
Filed 2025-12-29
Single-family homes
0.6 acres|Single-family homes
0.6-acre residential earth disturbance, Pittsburgh
Pittsburgh, Allegheny County, PA
Filed 2025-12-23
Single-family homes
0.9 acres|Single-family homes
Private Road/Residence site, Collier Township
Collier Township, Allegheny County, PA
Filed 2025-12-23
Single-family homes
0.2 acres|Single-family homes
Residential-Private site, Pittsburgh
Pittsburgh, Allegheny County, PA
Filed 2025-12-22
Single-family homes
6.1 acres|Single-family homes
Residential-Private site, O Hara Township
O Hara Township, Allegheny County, PA
Filed 2025-12-19
Single-family homes
0.2 acres|Single-family homes
Residential subdivision site, McCandless Twp
McCandless Township, Allegheny County, PA
By type
| Type | Projects | Homes | Sq ft |
|---|---|---|---|
| Government & utilities | 6 | 0 | 0 |
| Single-family homes | 5 | 0 | 0 |
| Industrial | 4 | 0 | 0 |
| Apartments | 2 | 0 | 0 |
| Townhomes | 1 | 0 | 0 |
| Recreation | 1 | 0 | 0 |
Every project filed in December 2025
← November 2025 · All Allegheny County reports
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 Allegheny County page for every project since 2024.