Looking for a cast iron pipe plumber in New Madison, OH? Describe your project once and up to three licensed plumbers who work in New Madison and Darke County get back to you with a quote. It's free and there is no obligation.
New Madison is home to about 834 people (2024 Census Bureau estimate), a stable community (−1.0% since 2020). With 1,760 people per sq mi, it is a suburban area. Homes built before the mid-1970s often still have cast iron drains reaching the end of their life.
New Madison at a glance
- Population (Census Bureau estimate, 2024)
- 834 (−1.0% since 2020)
- Rank in Ohio
- 563rd of 923 cities and towns
- Land area
- 0.5 sq mi
- Population density
- 1,760 people per sq mi (suburban)
- Type
- Village (New Madison village)
- Main county
- Darke County
What to check before hiring in New Madison
- Camera first: a video inspection shows where and how badly the pipe is damaged.
- License and permit: in Ohio, drain work is done by a licensed plumber under a permit.
- Method: ask for both lining and replacement options when possible.
- Price drivers: length, slab access, tunneling, method and restoration.
Useful official resources
-
IAPMO: plumbing codes
Official information and guidance.
-
NASSCO: pipeline rehabilitation
Official information and guidance.
Services available in New Madison
-
Cast iron drain replacement
Replacement of cast iron drain lines with PVC, including under-slab work where needed.
-
Cast iron pipe lining
Rehabilitation of cast iron drains with an epoxy or cured-in-place liner.
Frequently asked questions in New Madison
How much does cast iron replacement cost in New Madison, OH?
It depends on the length, the slab and the method. Describe your home: plumbers who serve New Madison reply with a quote.
How long does it take?
From a few days for lining to a week or more with tunneling.
Can I stay at home?
Often yes, with limited plumbing use during the work.
Which licensed plumbers will contact me?
Up to three independent licensed plumbers who serve New Madison 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.