O'Connor Plumbing Frederick MD
Business Overview
O'Connor Plumbing Frederick MD is a family-owned plumbing company serving Frederick and the surrounding region since 1949. The company offers 24-hour emergency service every day of the week, with technicians available for urgent leaks, burst pipes, and water heater failure. Staff includes licensed Master Plumbers and trained service techs who handle both homes and commercial properties, including apartments, offices, and institutional facilities.
Key Services
- Drain & Sewer Care: Drain repair and high-pressure hydro-jetting to clear grease, roots, and build-up.
- Fixtures & Toilets: Faucet repair, toilet installation, and routine fixture maintenance for older and newer homes.
- Water Heaters: Water heater installation and repair, plus hot water recirculation pump installation and repair to reduce wait time and water waste.
- Inspections & Installations: Plumbing inspection, system replacement, and new plumbing installation for remodels or ground-up projects.
- Commercial Plumbing: Service for multi-family housing, universities, stadiums, and commercial buildings.
Areas Served
Primary coverage includes Frederick MD and nearby Maryland communities: Clarksburg, Ballenger Creek, Westminster, Urbana, Linganore, Taneytown, Thurmont, Spring Ridge, Walkersville, Braddock Heights, Adamstown, Bartonsville, Green Valley, Monrovia, New Market, New Windsor, Ten Mile Creek, Libertytown, Buckeystown, Woodsboro, and Highfield Cascade. Service extends into neighboring Pennsylvania towns such as Carroll Valley, Germany, and Hamiltonban.
Company History
Founded in 1949 by George O'Connor, the business grew from residential service calls to larger commercial and institutional projects. Over the decades the company kept licensing and training at the center of its work, earning Master Plumber credentials in Maryland, Virginia, and the District of Columbia as well as WSSC recognition. O'Connor Plumbing has worked on projects for regional organizations and sports venues and continues to serve many apartment and condominium communities in the D.C. metro area.
Leadership
Tom O'Connor leads the company with hands-on experience and a focus on troubleshooting. He followed his father into the trade and maintains active fieldwork alongside administrative duties. Tom keeps the company connected to its community through local projects and by maintaining licenses that allow work across Maryland, Virginia, and D.C.
Specialties & Highlights
- Master Plumber licenses covering MD, VA, D.C., and WSSC-approved work.
- 24/7 emergency response for Frederick MD and nearby towns.
- Hydro-jetting capability for stubborn sewer and drain blockages.
- Experience on large facilities: university buildings, stadiums, and multi-family housing.
- Focus on technician training and a stable, experienced workforce.
Why Locals Choose O'Connor Plumbing
Residents of Frederick MD and surrounding towns rely on O'Connor Plumbing for steady service, practical solutions, and a long local track record. The area's mix of older row houses, 20th-century colonial homes, and newer subdivisions means varied plumbing needs — from frozen pipes in winter to hot water demands in humid summers. Locals appreciate familiar faces, consistent licensing, and technicians who can work on both household repairs and larger commercial systems.
O'Connor Plumbing Frederick MD keeps service simple: trained people, clear options, and night-and-day availability when a problem can't wait.
Contact Information
O'Connor Plumbing
: 9121 Baltimore Rd, Frederick, MD 21704
Business Services
- Drain repair
- Faucet repair
- Hot water recirculation pump installation
- Hot water recirculation pump repair
- Hydro-jetting
- Plumbing inspection
- Plumbing installation or replacement
- Plumbing repair
- Toilet installation
- Water heater installation
- Water heater repair
Business Location & Hours
| Mon: | Open 24 hours |
| Tue: | Open 24 hours |
| Wed: | Open 24 hours |
| Thu: | Open 24 hours |
| Fri: | Open 24 hours |
| Sat: | Open 24 hours |
| Sun: | Open 24 hours |






