Castle Rock Construction Inc

Construction company in Silver Spring, MD 20901

Call (240) 704-3617 castlerockconstructioninc.net Directions

About this company

Castle Rock Construction Inc is listed as a construction company at 10910 Lombardy Rd in Silver Spring, Maryland, in Montgomery County. It is one of 27 general contractors in ZIP 20901.

Other construction companies nearby

pl johnson construction10125 Colesville Rd, Silver Spring

Under 0.1 mi(240) 447-7184

Laguna's Construction LLC31 Kinsman View Cir, Silver Spring

0.5 mi(703) 898-5811

Reliability Contractors10037 Dallas Ave, Silver Spring

0.5 mi(301) 593-3945

Choice Center10770 Columbia Pike, Silver Spring

0.9 mi(301) 592-0160

Plumb Square Building Group9201 Flower Ave, Silver Spring

0.9 mi(301) 495-5844

Strong market, balanced fieldArea profitability for construction in ZIP 20901

Housing demand74

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

Customer spending power92

Household income and home values

Room for another contractor53

Less crowded than 53% of US ZIPs

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

County context

One of 992 general contractors in Montgomery County, MD.

154 roofing companies in Montgomery County, MD.

All 1,757 construction companies in Montgomery County, MD.

ZIP 20901 at a glance

Population: 36,435 (2,630 per sq mi)
Median age: 40
Households: Median income $131,386 · 63% earn six figures
Housing: 68% owner-occupied
Workforce: 72% labor-force participation · 6.5% unemployment

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

Housing market around ZIP 20901

Figures describe the local area, not this company.

Typical home value$582,000+0.3% past year · +41% in 10 years

Typical rent$2,088+3.4% past year

12-month value outlook+0.1%Roughly flat

New homes permitted, 20251,411Montgomery County

Days to sale agreement19Washington metro · 17 a year ago

Listings with a price cut29.4%Washington metro

Sale price vs list99.7%Washington metro

New construction sales489Washington metro, Aug · −24% 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: Montgomery County permitted 1,411 new homes in 2025, including 559 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.