Sullivan Construction

Construction company in Monrovia, CA 91016

About this company

Sullivan Construction is listed as a construction company based in Monrovia, California, in Los Angeles County. It is one of 36 general contractors in ZIP 91016.

Other construction companies nearby

Bowden Development212 W Foothill Blvd, Monrovia

(626) 303-7917

Carlson Construction & Remodel144 N Madison Ave, Monrovia

(626) 599-9719

Cell-Crete Corporation - Cellular Concrete135 Railroad Ave, Monrovia

(800) 660-8062

Colorado Commons517 Falling Leaf Aly, Monrovia

(626) 359-4900

GWD Construction520 W Foothill Blvd Unit B, Monrovia

(626) 239-6151

Fleet size

Drivers1

Source: FMCSA.

Strong market, balanced fieldArea profitability for construction in ZIP 91016

Housing demand66

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

Customer spending power88

Household income and home values

Room for another contractor44

More crowded than 56% of US ZIPs

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

County context

One of 5,413 general contractors in Los Angeles County, CA.

1,057 roofing companies in Los Angeles County, CA.

All 11,199 construction companies in Los Angeles County, CA.

ZIP 91016 at a glance

Population: 41,140 (1,874 per sq mi)
Median age: 38
Households: Median income $96,540 · 48% earn six figures
Housing: 48% owner-occupied
Workforce: 66% labor-force participation · 5.1% unemployment

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

Housing market around ZIP 91016

Figures describe the local area, not this company.

Typical home value$972,000+1.9% past year · +66% in 10 years

Typical rent$2,822−0.7% past year

12-month value outlook+1.3%

New homes permitted, 202522,250Los Angeles County

Days to sale agreement26Los Angeles metro · 28 a year ago

Listings with a price cut24.4%Los Angeles metro

Sale price vs list99.9%Los Angeles metro

New construction sales217Los Angeles metro, Aug · +5% 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: Los Angeles County permitted 22,250 new homes in 2025, including 10,633 apartment units. 10% of the homes in this ZIP were built since 2000.

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