Development reports · Middlesex County, NJ
What's being built in Middlesex County, NJ: Q1 2026
15 development projects in Middlesex County, NJ had a new filing in Q1 2026 (January to March), down from 17 in Q4 2025 and 9 in Q1 2025. Together they propose 915,415 sq ft of non-residential space, roughly $122.3M in estimated construction value. The busiest towns were New Brunswick City (3), Sayreville Borough (2) and Perth Amboy City (2). The most common project type was apartments, followed by office.
15projects filed
0new homes proposed
915,415sq ft non-residential
$122.3Mest. construction value
Biggest projects
Filed 2026-03-12
$61.3M est. value
471,231 sq ft|Warehouse & storage
500 Market St. storage building
Perth Amboy City, Middlesex County, NJ
Filed 2026-02-09
$35.1M est. value
269,785 sq ft|Warehouse & storage
24 Kilmer Rd
Edison Township, Middlesex County, NJ
Filed 2026-02-11
$14.3M est. value
109,799 sq ft|Warehouse & storage
Moderate-hazard storage building, New Brunswick
New Brunswick City, Middlesex County, NJ
Filed 2026-01-14
$4.9M est. value
37,737 sq ft|Warehouse & storage
Storage building, Monroe Township
Monroe Township, Middlesex County, NJ
Filed 2026-03-05
$4.1M est. value
13,818 sq ft|Office
Business building, Block 132 Lot 10
Metuchen Borough, Middlesex County, NJ
Filed 2026-03-20
$1.9M est. value
9,525 sq ft|Office
Business building, Old Bridge Township
Old Bridge Township, Middlesex County, NJ
By type
| Type | Projects | Homes | Sq ft |
|---|---|---|---|
| Apartments | 7 | 0 | 0 |
| Office | 4 | 0 | 26,863 |
| Warehouse & storage | 4 | 0 | 888,552 |
Every project filed in Q1 2026
← Q4 2025 · All Middlesex County reports · Q2 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 Middlesex County page for every project since 2024.