Spencon

Construction company in Danville, CA 94526

About this company

Spencon is listed as a construction company based in Danville, California, in Contra Costa County. Federal motor carrier records list 7 drivers and 7 trucks for the company. It is one of 43 general contractors in ZIP 94526.

Other construction companies nearby

Alta American Pools, Inc.696 San Ramon Valley Blvd, Danville

(925) 766-2269

Asher Brothers Construction405 Sycamore Valley Rd W, Danville

(925) 406-4776

Aspire Builders319 Diablo Rd, Danville

(925) 594-6111

Blue Top Construction383 Diablo Rd Ste 113, Danville

(925) 820-1900

CA Design Build696 San Ramon Valley Blvd, Danville

(925) 915-5900

Fleet size

Drivers7

Trucks7

Last federal filing: Sep 2025. Source: FMCSA.

Strong market, crowded fieldArea profitability for construction in ZIP 94526

Housing demand75

Sales pace, new listings and new construction. Source: Zillow

Customer spending power99

Household income and home values

Room for another contractor23

More crowded than 77% of US ZIPs

Scored against every US ZIP. An index of local conditions, not this company's results.

County context

One of 846 general contractors in Contra Costa County, CA.

121 HVAC companies in Contra Costa County, CA.

All 1,622 construction companies in Contra Costa County, CA.

ZIP 94526 at a glance

Population: 32,584 (955 per sq mi)
Median age: 46
Households: Median income $225,097 · 81% earn six figures
Housing: 84% owner-occupied
Workforce: 63% labor-force participation · 5.7% unemployment

ZIP figures are US Census estimates for the ZIP area, not the company.

Housing market around ZIP 94526

Figures describe the local area, not this company.

Typical home value$1,711,000+1.3% past year · +61% in 10 years

Typical rent$3,797+4.0% past year

12-month value outlook+1.5%

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. 6% of the homes in this ZIP were built since 2000.

Local figures are estimates from public records and Zillow housing data, updated regularly.