Looking for a plumber to replace a lead water line in Castle Pines, CO? Describe your project once and up to three licensed plumbers who work in Castle Pines and Douglas County get back to you with a quote. It's free and there is no obligation.
Castle Pines is home to about 15,162 people (2024 Census Bureau estimate), a growing community (+37.4% since 2020). With 1,580 people per sq mi, it is a suburban area. Homes built before the mid-1980s, and especially before 1950, are the most likely to have a lead or galvanized service line.
Castle Pines at a glance
- Population (Census Bureau estimate, 2024)
- 15,162 (+37.4% since 2020)
- Rank in Colorado
- 39th of 271 cities and towns
- Land area
- 9.6 sq mi
- Population density
- 1,580 people per sq mi (suburban)
- Type
- City (Castle Pines city)
- Main county
- Douglas County
What to check before hiring in Castle Pines
- Ask your utility first: it holds the service line inventory and may run a replacement program with free or shared costs.
- License and permit: in Colorado, the work is done by a licensed plumber or contractor under a permit.
- Price drivers: line length and depth, sidewalk or driveway crossings, and the connection inside the home.
- Meanwhile: follow your utility's advice and use a filter certified for lead.
Useful official resources
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EPA: lead in drinking water
Health effects and how to reduce exposure.
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EPA: lead
Federal information on lead hazards.
Services available in Castle Pines
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Lead service line replacement
Replacement of the private side of a lead or galvanized service line, coordinated with the water utility.
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Service line material check
Identification of the service line material at the meter and the entry point, for the utility inventory or a purchase.
Frequently asked questions in Castle Pines
How much does lead line replacement cost in Castle Pines, CO?
It depends on the line length and depth and on what your utility covers. Describe your home: plumbers who serve Castle Pines reply with a quote.
Will my utility replace my line?
Many utilities have programs to replace lead lines; check with yours before hiring, as they may cover all or part of the cost.
How long does it take?
A typical replacement takes a day, plus the permit and the coordination with the utility.
Which licensed plumbers will contact me?
Up to three independent licensed plumbers who serve Castle Pines 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.