EC Trethewey
General contractor in Downingtown, PA 19335
About this company
EC Trethewey is listed as a general contractor at 1220 Horseshoe Pike in Downingtown, Pennsylvania, in Chester County. It is one of 40 general contractors in ZIP 19335.
Other construction companies nearby
Jim Heller Associates482 Hallman Ct, Downingtown
0.8 mi(215) 704-0446
Hoffman Construction106 School Ln, Downingtown
0.8 mi(610) 269-1228
Richmond American HomesLammey Way and Butterworth Ct, Downingtown
1.1 mi(410) 312-2829
Traditions Of America at West Brandywine Active Adult Community196 American Way, Downingtown
1.6 mi(610) 890-4324
Faddis Concrete Products3515 Kings Hwy, Downingtown
1.7 mi(610) 269-5405
Housing market around ZIP 19335
Figures describe the local area, not this company.
Typical home value$584,000+2.6% past year · +72% in 10 years
Typical rent$2,329+3.8% past year
12-month value outlook+1.8%
New homes permitted, 20251,400Chester County
Days to sale agreement15Philadelphia metro · 13 a year ago
Listings with a price cut26.3%Philadelphia metro
Sale price vs list100.1%Philadelphia metro
New construction sales229Philadelphia metro, Aug · −25% from last year
Source: Zillow (home values, rent, outlook and metro sales), data through Sep 2026. Permits: U.S. Census Bureau.
Typical home value, last 10 years
Source: Zillow Home Value Index, Sep 2026.
Local building angle: Chester County permitted 1,400 new homes in 2025, including 304 apartment units. 30% of the homes in this ZIP were built since 2000.
Local figures are estimates from public records and Zillow housing data, updated regularly.