Columbus Metro1,330,000 residents10 cities covered2332 live profiles638 OCILB-verified active

Franklin County, Ohio

Ohio's most populous county and the seat of state government. Columbus + 9 large suburbs covered initially (Dublin, Westerville, Hilliard, Upper Arlington, Reynoldsburg, Grove City, Worthington, Bexley, Whitehall). Older urban housing (German Village, Short North, Clintonville) drives knob-and-tube + galvanized-pipe work; outer suburbs drive new-construction warranty work. Different utilities than NW Ohio: AEP Ohio for electric, Columbia Gas for gas, Columbus Division of Water for water.

Cities + villages we cover

Columbus
910,000 pop · 1386 pros
Ohio's largest city + state capital. Mix of historic Short North + German Village brick housing (drives sewer-line and basement-waterproofing demand) and rapidly-growing newer suburbs (warranty appliance installs, panel upgrades for EV chargers). Heavy Ohio State University rental-maintenance market.
Dublin
49,000 pop · 111 pros
Affluent NW Columbus suburb. High-end remodel work + finished-basement HVAC. Strong tech-corporate corridor (Cardinal Health, IGS).
Westerville
40,500 pop · 254 pros
NE Columbus suburb. Older Uptown housing + newer subdivision sprawl. Otterbein University in town.
Hilliard
38,500 pop · 119 pros
Fast-growing west Columbus suburb. New-construction work + warranty appliance installs.
Upper Arlington
36,000 pop · 7 pros
Tree-canopied affluent enclave west of OSU. Historic 1920s-1940s housing — drives knob-and-tube remediation and old-galvanized-pipe repipe demand.
Reynoldsburg
40,000 pop · 79 pros
East Columbus suburb. Diverse housing stock + I-70 commercial corridor.
Grove City
43,000 pop · 176 pros
SW Columbus suburb. Strong subdivision growth + I-71 commuter housing.
Worthington
15,000 pop · 51 pros
Historic district north of Columbus. Pre-1950 housing dominates downtown — galvanized-pipe + knob-and-tube common.
Bexley
13,500 pop · 6 pros
Affluent inner-ring suburb east of downtown. Pre-1940 brick housing + Capital University. High-end renovation market.
Whitehall
18,500 pop · 10 pros
Working-class east-side enclave. Older 1950s ranch housing + revitalizing commercial corridor.

Browse Franklin County by trade

Click a trade to see local pros in Franklin County. Trades with zero local pros surface the nearest available options from neighboring counties.

Franklin County civic resources

Phone numbers homeowners actually need: permits, public health, courthouse, and storm/outage information.

Permits + zoning
City of Columbus Department of Building & Zoning Services
(614) 645-7433www.columbus.gov/Services/Building-and-Zoning-Services/
Public health
Columbus Public Health
(614) 645-7417www.columbus.gov/Services/Public-Health/
Courthouse
Franklin County Courthouse
(614) 525-3600
Emergency management
Franklin County Emergency Management & Homeland Security
(614) 794-0213emahs.franklincountyohio.gov

All contacts verified from the county's public website. Last reviewed 2026-05-06. Spot a stale number? Tell us.

Top Trust Score pros in Franklin County

  1. Columbus Worthington Air85
  2. Eaton Plumbing, Inc.85
  3. Confident Electric80
  4. The Local Plumber LLC80
  5. Capital Fire Protection Co75
  6. CARE Heating and Cooling, Inc.75
  7. Efficient Electric Corp75
  8. Electric Solutions Inc.75
  9. Fast Response Heating & Cooling75
  10. Fritz Baumann & Sons, Inc.75

Statewide county rank

Rank: 1st of 88 by verified-pro count (Franklin = 1st; 2,332 profiles here)

Other Columbus Metro counties

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