A & G Construction Inc

Construction company in Prince Frederick, MD 20678

About this company

A & G Construction Inc is listed as a construction company based in Prince Frederick, Maryland, in Calvert County. Federal motor carrier records list 3 drivers and 2 trucks for the company. It is one of 26 general contractors in ZIP 20678.

Other construction companies nearby

B & B Air Conditioning & Heating20 Armory Rd, Prince Frederick

(410) 535-4327

Bayside ForestDares Beach Rd., Prince Frederick

Calvert Ready Mix and Concrete Supplies2155 Solomons Island Rd S, Prince Frederick

(443) 295-8504

Chris Turner Construction Inc4650 Honey Cove Lane, Prince Frederick

(410) 414-8322

Concrete Services4270 Hallowing Point Rd, Prince Frederick

(443) 624-4621

Fleet size

Drivers3

Trucks2

Last federal filing: Jun 2007. Source: FMCSA.

Strong market, crowded fieldArea profitability for construction in ZIP 20678

Housing demand67

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

Customer spending power88

Household income and home values

Room for another contractor9

More crowded than 91% of US ZIPs

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

County context

One of 114 general contractors in Calvert County, MD.

24 HVAC companies in Calvert County, MD.

All 224 construction companies in Calvert County, MD.

ZIP 20678 at a glance

Population: 12,752 (110 per sq mi)
Median age: 38
Households: Median income $125,732 · 60% earn six figures
Housing: 78% owner-occupied
Workforce: 70% labor-force participation · 2.5% unemployment

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

Housing market around ZIP 20678

Figures describe the local area, not this company.

Typical home value$474,000+1.4% past year · +45% in 10 years

12-month value outlook+0.4%Roughly flat

Days to sale agreement19Washington metro · 17 a year ago

New homes permitted, 2025157Calvert County

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: Calvert County permitted 157 new homes in 2025, including 35 apartment units. 39% of the homes in this ZIP were built since 2000.

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