Local Pros / Maryland / Gaithersburg
Plumbers in Gaithersburg, MD
24 local plumbers serving Gaithersburg and the surrounding area. Gaithersburg is a smaller city where most pros also serve nearby towns. See typical Maryland costs and a free DIY-or-hire breakdown before you reach out. We never sell your info and never take kickbacks.
Population
~67,456
Pros within 35 mi
24
Nearest listed
1 mi
Typical water heater replacement cost in Maryland: hiring runs $1,300–$3,800, DIY about $600–$1,900. Calibrate it to Gaithersburg before you call.
Plumbers near Gaithersburg
Mallick Plumbing & Heating, Inc.
Plumber · Gaithersburg, Maryland · 1 mi
Metro Services HVAC
Plumber · Gaithersburg, Maryland · 1 mi
James A. Wheat & Sons
Plumber · Gaithersburg, Maryland · 2 mi
Cool Breeze Plumbing
Plumber · Gaithersburg, Maryland · 2 mi
JF Plumbing & Heating
Plumber · Derwood, Maryland · 3 mi
Trusted Home Experts
Plumber · Rockville, Maryland · 4 mi
Heil Plumbing & HVAC
Plumber · Rockville, Maryland · 5 mi
Service Force Plumbing
Plumber · Rockville, Maryland · 5 mi
Fred & Son Plumbing, LLC
Plumber · Rockville, Maryland · 5 mi
Leahy Plumbing & Heating Inc
Plumber · Rockville, Maryland · 5 mi
P W Scholl Plumbing & Heating Inc
Plumber · Clarksburg, Maryland · 8 mi
Jonathan M Whelan Plumbing
Plumber · Bethesda, Maryland · 11 mi
Tim Whistler Plumbing, Gas Fitting, HVAC, and Electrical
Plumber · Silver Spring, Maryland · 13 mi
Patriot Plumbing
Plumber · Sterling, Virginia · 14 mi
Permits & rules in Maryland
Permit rules for water heater replacement vary by city and county in Maryland. Most structural, electrical, plumbing, or mechanical work needs a permit and an inspection. Confirm with your local building department, or see the Maryland guide for specifics. Varies by municipality Maryland water heater replacement costs are calibrated from the national average using Maryland's regional price parity (1.08) and local labor index (1.10).
See Maryland permit details →Plumbers in Gaithersburg: common questions
How much does it cost to hire a plumber in Gaithersburg, Maryland?
In Maryland, water heater replacement typically runs $1,300 to $3,800 when you hire a pro, and about $600 to $1,900 if you do it yourself. Gaithersburg prices track the Maryland range, with larger metros toward the high end. Size it to your own home with our free calculator.
Do I need a permit for water heater replacement in Maryland?
Permit rules for water heater replacement vary by city and county in Maryland. Most structural, electrical, plumbing, or mechanical work needs a permit and an inspection. Confirm with your local building department, or see the Maryland guide for specifics. Varies by municipality Always confirm with the Gaithersburg or Maryland building department before work begins.
Should I DIY or hire a plumber in Gaithersburg?
Water heater replacement is rated moderate for a DIYer. Doing it yourself can save the gap between $600 to $1,900 and $1,300 to $3,800, but plumbers bring tools, permits, and a warranty. For a large or time-sensitive job, a local pro in Gaithersburg is usually the safer call. Our free DIY-or-hire calculator walks through it.
How many plumbers serve Gaithersburg?
We currently list 24 plumbers within about 35 miles of Gaithersburg, the nearest about 1 miles out. We never sell your information and never take kickbacks.