Flanagan Enterprise

HVAC contractor in Glen Arm, MD 21057

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About this company

Flanagan Enterprise is listed as an HVAC contractor at 5234 Glen Arm Rd in Glen Arm, Maryland, in Baltimore County. Federal motor carrier records list 2 drivers and 2 trucks for the company. It is one of 4 HVAC companies in ZIP 21057.

Other HVAC companies nearby

A-Team Heating and Air Conditioning5234 Glen Arm Rd E, Glen Arm

Under 0.1 mi(410) 663-1330

Triad Mechanical Services, Inc12232 Long Green Pike, Glen Arm

0.2 mi(410) 592-8081

S&L Prime A/C and Heating12076 Glen Arm Rd, Glen Arm

0.4 mi(410) 274-4086

Comfort Systems9544 Belair Rd, Nottingham

3.4 mi(410) 529-1879

J.R. Mechanical Service Inc9537 Belair Rd, Baltimore

3.4 mi(410) 529-5257

Fleet size

Drivers2

Trucks2

Last federal filing: Nov 2023. Source: FMCSA.

Strong market, crowded fieldArea profitability for HVAC in ZIP 21057

Housing demand81

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

Customer spending power93

Household income and home values

Room for another HVAC company1

More crowded than 99% of US ZIPs

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

County context

One of 144 HVAC companies in Baltimore County, MD.

1,081 general contractors in Baltimore County, MD.

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

ZIP 21057 at a glance

Population: 4,386 (107 per sq mi)
Median age: 41
Households: Median income $145,924 · 71% earn six figures
Housing: 85% owner-occupied
Workforce: 63% labor-force participation · 1.7% unemployment

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

Housing market around ZIP 21057

Figures describe the local area, not this company.

Typical home value$644,000+2.6% past year · +48% in 10 years

12-month value outlook+0.5%Roughly flat

Days to sale agreement16Baltimore metro · 14 a year ago

New homes permitted, 20251,531Baltimore County

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 1,531 new homes in 2025, including 379 apartment units. 8% of the homes in this ZIP were built since 2000.

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