Looking for a backflow tester in Rock Hall, MD? Describe your project once and up to three certified backflow testers who work in Rock Hall and Kent County get back to you with a quote. It's free and there is no obligation.
Rock Hall is home to about 1,200 people (2024 Census Bureau estimate), a stable community (+0.5% since 2020). With 926 people per sq mi, it is a semi-rural area. Businesses, irrigation systems and multifamily buildings here must test their backflow assemblies every year.
Rock Hall at a glance
- Population (Census Bureau estimate, 2024)
- 1,200 (+0.5% since 2020)
- Rank in Maryland
- 94th of 157 cities and towns
- Land area
- 1.3 sq mi
- Population density
- 926 people per sq mi (semi-rural)
- Type
- Town (Rock Hall town)
- Main county
- Kent County
What to check before hiring in Rock Hall
- Approved list: check your utility's list of certified testers.
- Report: ask the tester to file the report with the utility and send you a copy.
- Failed test: repairs are done by a licensed plumber, followed by a retest.
- Price drivers: number and size of devices, repairs and access.
Useful official resources
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ABPA: American Backflow Prevention Association
Official information and guidance.
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IAPMO: plumbing codes
Official information and guidance.
Services available in Rock Hall
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Annual backflow test
Test of backflow prevention assemblies with the report filed with the water utility.
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Backflow repair or installation
Repair of a failed assembly or installation of a new one by a licensed plumber.
Frequently asked questions in Rock Hall
How much does backflow testing cost in Rock Hall, MD?
It depends on the number and size of devices. Describe your property: testers who serve Rock Hall reply with a quote.
How long does a test take?
Usually under an hour per device.
Will my water be turned off?
Briefly, during the test.
Which certified backflow testers will contact me?
Up to three independent certified backflow testers who serve Rock Hall 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.