Best Plumber in Castle Rock, CO (2025): Our Verified Recommendation

Best Plumber in Castle Rock
Allen & Sons Plumbing Logo

Allen & Sons Plumbing and Heating

Castle Rock, CO

Phone: (303) 957-6200

Website: allensonsplumbing.com

With over 270 five-star reviews and a 4.9-star average, Allen & Sons Plumbing and Heating stands out as Castle Rock’s most trusted plumbing contractor. We’ve personally worked with Allen & Sons on home renovation projects and emergency service calls — and every time, they’ve delivered fast, professional, and reliable service.

Services Offered

  • Plumbing repair & maintenance
  • Emergency plumbing services
  • Water heater installation & repair
  • Drain cleaning & sewer services
  • Plumbing for remodels & new installs
  • Gas line services

Why We Recommend Them

  • Fast Response: Especially for emergencies and urgent repairs
  • Professional Communication: Clear estimates, timely scheduling
  • Clean Work: Respectful of home spaces and job site cleanliness
  • Transparent Pricing: No surprises on the final invoice
“Allen & Sons showed up within the hour, fixed a burst pipe in freezing temps, and left the space spotless. It’s rare to find a crew this responsive and respectful.” – A DHI Project Manager

5 Signs It’s Time to Call a Plumber in Castle Rock

Not every plumbing issue is obvious — but catching small problems early can save thousands in damage. Here are a few warning signs our team at Dream Home Innovations watches for on every project:

  • Low Water Pressure: A drop in pressure can signal pipe leaks, clogs, or deeper issues.
  • Gurgling or Noisy Drains: Strange sounds could mean vent blockages or trapped air in your lines.
  • Unexplained Moisture or Mold: Damp spots on walls or floors can come from hidden leaks.
  • Frequent Clogs or Backups: If you’re plunging constantly, you’ve got a bigger issue brewing.
  • Spiking Water Bills: A slow leak can add up quickly — in water and in costs.

⚠️ Pro Tip: Don’t wait for a plumbing emergency. If you notice any of these signs, it’s time to call a licensed Castle Rock plumber.


What to Look for in a Quality Castle Rock Plumber

Plumbing issues can get expensive — fast. That’s why choosing the right plumber matters. Based on our years of hands-on experience managing home remodels and emergency calls in Castle Rock, here’s exactly what we look for when hiring a plumber for a job:

  • ✔️ Licensed & Insured: Never hire a plumber without verified credentials and liability coverage.
  • ✔️ Local Reviews: Look for a high volume of recent reviews (100+) with a consistent 4.5+ star rating.
  • ✔️ Transparent Pricing: Detailed quotes with no surprise add-ons or vague labor charges.
  • ✔️ Professional Communication: Quick response times, clear scheduling, and follow-through.
  • ✔️ Specialized Experience: Do they handle the kind of job you need — emergency repairs, remodel installs, sewer lines?
  • ✔️ Clean, Respectful Work: Are they careful in client homes? Do they clean up after themselves?
  • ✔️ Warranty or Guarantee: Quality pros stand behind their work with parts and labor guarantees.

💡 Need help vetting a plumber for your next project? DHI works directly with contractors and homeowners across Castle Rock and we’re happy to make a personal introduction.

Real Project Snapshot: Sky-High Water Bill? Allen & Sons Found the Fix

One of our rental properties in Castle Rock suddenly started racking up an unusually high water bill — with no obvious leaks, flooding, or visible damage. Before calling the water district, we brought in someone we trust: Clayton Allen, owner of Allen & Sons Plumbing and Heating.

Clayton personally came out to the home, inspected the property thoroughly, and quickly tracked the issue down to a combination of faulty toilet valves and a bad relief valve on the water heater. The toilet valves were causing slow, steady water loss we couldn’t detect — and the water heater valve was allowing water to drain quietly without any pooling.

Thanks to his fast diagnostic work and fair pricing, we were able to fix everything the same day — avoiding future damage and bringing the water bill back to normal the following month.

“Clayton didn’t just send a tech — he showed up himself. That kind of service is rare. This is why we keep referring Allen & Sons to our clients and friends.”
– Sean, Co-Founder, Dream Home Innovations

Frequently Asked Questions

💧 How much does it cost to hire a plumber in Castle Rock, CO?

Most Castle Rock plumbers charge between $125–$250 per hour, depending on the type of service. Expect additional costs for parts, permits, and emergency after-hours calls. Allen & Sons Plumbing provides clear, upfront pricing with no hidden fees.

🛠️ Are plumbers in Castle Rock required to be licensed?

Yes. All plumbers working in Colorado must be licensed through the Colorado Department of Regulatory Agencies (DORA). Allen & Sons Plumbing holds current licensing and is fully insured for both residential and commercial work.

🚨 Do any Castle Rock plumbers offer emergency or same-day service?

Yes — and we’ve tested it ourselves. Allen & Sons Plumbing offers fast response for emergencies including burst pipes, no-hot-water issues, and failed water heaters. They’ve shown up for us on the same day more than once.

🔧 What plumbing services does Allen & Sons provide?

Allen & Sons handles everything from general plumbing repairs to water heaters, gas lines, remodel installations, leak diagnostics, and drain cleaning. They’re a full-service plumbing and heating company with over 270 five-star reviews.

📍 Do they only serve Castle Rock?

While based in Castle Rock, Allen & Sons Plumbing also serves surrounding areas including Parker, Highlands Ranch, Franktown, and the southern Denver Metro. Always best to call and confirm service availability for your zip code.