Looking for a slab leak plumber in New Carrollton, MD? Describe your project once and up to three licensed plumbers who work in New Carrollton and Prince George's County get back to you with a quote. It's free and there is no obligation.
New Carrollton is home to about 13,645 people (2024 Census Bureau estimate), a stable community (−0.3% since 2020). With 8,715 people per sq mi, it is a densely built-up area. Many homes here are built on slabs, with copper or older lines running under the concrete.
New Carrollton at a glance
- Population (Census Bureau estimate, 2024)
- 13,645 (−0.3% since 2020)
- Rank in Maryland
- 20th of 157 cities and towns
- Land area
- 1.6 sq mi
- Population density
- 8,715 people per sq mi (densely built-up)
- Type
- City (New Carrollton city)
- Main county
- Prince George's County
What to check before hiring in New Carrollton
- Test the meter: turn off every fixture and watch the meter.
- License: in Maryland, slab repairs are done by state-licensed plumbers.
- Insurance: call your insurer early and document the damage.
- Price drivers: detection, access, repair method and floor restoration.
Useful official resources
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EPA WaterSense: fix a leak
Official information and guidance.
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IAPMO
Official information and guidance.
Services available in New Carrollton
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Slab leak detection
Electronic and acoustic leak detection under a concrete slab.
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Slab leak repair or reroute
Spot repair through the slab or rerouting of the line through walls or attic.
Frequently asked questions in New Carrollton
How much does slab leak repair cost in New Carrollton, MD?
It depends on detection, access and the repair method. Describe your situation: plumbers who serve New Carrollton reply with a quote.
Is it an emergency?
Shut off the water if damage is spreading; many plumbers offer fast service.
How long does a reroute take?
Often one to a few days.
Which licensed plumbers will contact me?
Up to three independent licensed plumbers who serve New Carrollton and the surrounding area, chosen for the service you need. Your details are shared only with your consent.
Source: U.S. Census Bureau, Population Estimates Program (Vintage 2024) and Gazetteer Files (public domain), imported on 10/31/2026. Figures describe the incorporated place or county as published; they are shown for information only.