Airtight Construction
General contractor in Concord, CA 94518
About this company
Airtight Construction is listed as a general contractor at 1825 Sargent Rd in Concord, California, in Contra Costa County. Federal motor carrier records list 1 drivers and 1 trucks for the company. It is one of 29 general contractors in ZIP 94518.
Other construction companies nearby
SMB Concrete1947 Junction Dr, Concord
0.2 mi(650) 422-0266
Unimax Construction1010 Oak Grove Rd, Concord
0.4 mi(408) 669-6420
Patrick Griffin Plastering1054 Larry Pl, Concord
0.6 mi(510) 693-5116
Ron's Window Coverings2670 Minert Rd, Concord
0.6 mi(925) 827-0946
Green Home Improvements Design and Build965 Detroit Ave, Concord
0.7 mi(925) 877-5729
Housing market around ZIP 94518
Figures describe the local area, not this company.
Typical home value$825,000−0.8% past year · +50% in 10 years
Typical rent$2,684+4.0% past year
12-month value outlook+1.1%
New homes permitted, 20251,163Contra Costa County
Days to sale agreement16San Francisco metro · 22 a year ago
Listings with a price cut21.2%San Francisco metro
Sale price vs list106.1%San Francisco metro
New construction sales91San Francisco metro, Aug · −32% 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: Contra Costa County permitted 1,163 new homes in 2025, including 178 apartment units. 4% of the homes in this ZIP were built since 2000.
Local figures are estimates from public records and Zillow housing data, updated regularly.