Armstrong

Excavation contractor in Rising Sun, MD 21911

About this company

Armstrong is listed as an excavation contractor based in Rising Sun, Maryland, in Cecil County. Federal motor carrier records list 12 drivers and 2 trucks for the company. It is one of 3 excavation and demolition companies in ZIP 21911.

Fleet size

Drivers12

Trucks2

Last federal filing: Aug 2025. Source: FMCSA.

Strong market, crowded fieldArea profitability for excavation and demolition in ZIP 21911

Housing demand67

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

Customer spending power78

Household income and home values

Room for another company10

More crowded than 90% of US ZIPs

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

County context

One of 7 excavation and demolition companies in Cecil County, MD.

99 general contractors in Cecil County, MD.

All 192 construction companies in Cecil County, MD.

ZIP 21911 at a glance

Population: 10,551 (109 per sq mi)
Median age: 42
Households: Median income $104,673 · 53% earn six figures
Housing: 80% owner-occupied
Workforce: 64% labor-force participation · 5.9% unemployment

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

Housing market around ZIP 21911

Figures describe the local area, not this company.

Typical home value$399,000+2.7% past year · +69% in 10 years

12-month value outlook+1.5%

Days to sale agreement15Philadelphia metro · 13 a year ago

New homes permitted, 2025142Cecil County

Listings with a price cut26.3%Philadelphia metro

Sale price vs list100.1%Philadelphia metro

New construction sales229Philadelphia metro, Aug · −25% 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: Cecil County permitted 142 new homes in 2025. 27% of the homes in this ZIP were built since 2000.

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