Looking for a cast iron pipe plumber in Colfax, IA? Describe your project once and up to three licensed plumbers who work in Colfax and Jasper County get back to you with a quote. It's free and there is no obligation.
Colfax is home to about 2,305 people (2024 Census Bureau estimate), a growing community (+2.2% since 2020). With 900 people per sq mi, it is a semi-rural area. Homes built before the mid-1970s often still have cast iron drains reaching the end of their life.
Colfax at a glance
- Population (Census Bureau estimate, 2024)
- 2,305 (+2.2% since 2020)
- Rank in Iowa
- 150th of 940 cities and towns
- Land area
- 2.6 sq mi
- Population density
- 900 people per sq mi (semi-rural)
- Type
- City (Colfax city)
- Main county
- Jasper County
What to check before hiring in Colfax
- Camera first: a video inspection shows where and how badly the pipe is damaged.
- License and permit: in Iowa, 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
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IAPMO: plumbing codes
Official information and guidance.
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NASSCO: pipeline rehabilitation
Official information and guidance.
Services available in Colfax
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Cast iron drain replacement
Replacement of cast iron drain lines with PVC, including under-slab work where needed.
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Cast iron pipe lining
Rehabilitation of cast iron drains with an epoxy or cured-in-place liner.
Frequently asked questions in Colfax
How much does cast iron replacement cost in Colfax, IA?
It depends on the length, the slab and the method. Describe your home: plumbers who serve Colfax 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 Colfax 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.