1 Line Contractor

Construction company in Baltimore, MD 21217

About this company

1 Line Contractor is listed as a construction company based in Baltimore, Maryland, in Baltimore County. Federal motor carrier records list 1 drivers and 1 trucks for the company. It is one of 9 general contractors in ZIP 21217.

Other construction companies nearby

Daw Construction1230 McCulloh St, Baltimore

(667) 910-4615

DJ's General Service1522 Druid Hill Ave, Baltimore

(410) 710-9345

Fallsway Construction2235 Madison Ave, Baltimore

(410) 225-9994

P. Flanigan & Sons - Monroe Plant1320 N Monroe St, Baltimore

(410) 554-1965

TRW Price Construction1403 Eutaw Pl, Baltimore

(410) 225-3720

Fleet size

Drivers1

Trucks1

Last federal filing: Jul 2010. Source: FMCSA.

Soft market, open fieldArea profitability for construction in ZIP 21217

Housing demand37

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

Customer spending power18

Household income and home values

Room for another contractor83

Less crowded than 83% of US ZIPs

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

County context

One of 1,081 general contractors in Baltimore County, MD.

197 roofing companies in Baltimore County, MD.

All 2,063 construction companies in Baltimore County, MD.

ZIP 21217 at a glance

Population: 30,792 (5,608 per sq mi)
Median age: 39
Households: Median income $38,409 · 17% earn six figures
Housing: 30% owner-occupied
Workforce: 55% labor-force participation · 12.3% unemployment

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

Housing market around ZIP 21217

Figures describe the local area, not this company.

Typical home value$92,000−8.4% past year · +13% in 10 years

Typical rent$1,529+3.8% past year

12-month value outlook−0.3%Roughly flat

New homes permitted, 2025543Baltimore County

Days to sale agreement16Baltimore metro · 14 a year ago

Listings with a price cut30.2%Baltimore metro

Sale price vs list100.1%Baltimore metro

New construction sales122Baltimore metro, Aug · −37% 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: Baltimore County permitted 543 new homes in 2025, including 289 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.