Tri State Builders

Insulation contractor in Hagerstown, MD 21742

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About this company

Tri State Builders is listed as an insulation contractor at 12935 Little Antietam Rd in Hagerstown, Maryland, in Washington County. Federal motor carrier records list 8 drivers and 8 trucks for the company. It is one of 3 carpentry, drywall and window companies in ZIP 21742.

Other carpentry, drywall and window companies nearby

Insulation Solutions By Mike21265 Leitersburg Pike, Hagerstown

1.3 mi(301) 797-5644

A Cut Above Carpentry101 Irene Way, Smithsburg

2.6 mi(301) 824-7151

Cavetown Ace Home Center12035 Mapleville Rd, Smithsburg

2.9 mi(301) 733-7940

Accurate Insulation260 Eastern Blvd N, Hagerstown

4.1 mi(301) 733-1687

Dillard Home Improvement1052 Hamilton Blvd, Hagerstown

4.4 mi(301) 992-4438

Fleet size

Drivers8

Trucks8

Last federal filing: Feb 2026. Source: FMCSA.

Moderate market, crowded fieldArea profitability for carpentry, drywall and windows in ZIP 21742

Housing demand71

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

Customer spending power68

Household income and home values

Room for another company21

More crowded than 79% of US ZIPs

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

County context

One of 12 carpentry, drywall and window companies in Washington County, MD.

176 general contractors in Washington County, MD.

All 356 construction companies in Washington County, MD.

ZIP 21742 at a glance

Population: 34,069 (283 per sq mi)
Median age: 42
Households: Median income $86,288 · 43% earn six figures
Housing: 69% owner-occupied
Workforce: 63% labor-force participation · 4.7% unemployment

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

Housing market around ZIP 21742

Figures describe the local area, not this company.

Typical home value$344,000+0.5% past year · +66% in 10 years

Typical rent$1,587+3.6% past year

12-month value outlook+1.7%

New homes permitted, 2025354Washington County

Days to sale agreement20Hagerstown metro · 17 a year ago

Listings with a price cut29.0%Hagerstown metro

Sale price vs list99.5%Hagerstown metro

New construction sales56Hagerstown metro, Aug · −14% 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: Washington County permitted 354 new homes in 2025, including 172 apartment units. 23% of the homes in this ZIP were built since 2000.

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