Mario Custom Builder Inc
Construction company in Napa, CA 94558
About this company
Mario Custom Builder Inc is listed as a construction company based in Napa, California, in Napa County. Federal motor carrier records list 3 drivers and 3 trucks for the company. It is one of 52 general contractors in ZIP 94558.
Other construction companies nearby
Altura Construction1023 Lincoln, Napa
(707) 255-7790
Basil Construction Inc4430 Rockwood Ave, Napa
(707) 815-9385
Benchmark Civil Construction973 Enterprise Way, Napa
(707) 254-8705
BHM Construction Inc221 Gateway Rd W, Napa
(707) 643-4580
Carmichael Construction3313 Vichy Ave, Napa
(707) 226-1235
Housing market around ZIP 94558
Figures describe the local area, not this company.
Typical home value$892,000−0.9% past year · +44% in 10 years
Typical rent$2,903+2.3% past year
12-month value outlook+0.1%Roughly flat
New homes permitted, 2025364Napa County
Days to sale agreement40Napa metro · 47 a year ago
Listings with a price cut21.9%Napa metro
Sale price vs list97.8%Napa metro
New construction sales7Napa metro, Aug
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: Napa County permitted 364 new homes in 2025, including 92 apartment units. 13% of the homes in this ZIP were built since 2000.
Local figures are estimates from public records and Zillow housing data, updated regularly.