4.6 
1.1k+ *The Angi rating for Affordable Plumbing companies in Newcastle, CA is a rating based on verified reviews from our community of homeowners who have used these pros to meet their Affordable Plumbing needs.
*The HomeAdvisor rating for Affordable Plumbing companies in Newcastle, CA is a rating based on verified reviews from our community of homeowners who have used these pros to meet their Affordable Plumbing needs.
Last update on August 07, 2026
Serving Newcastle, CA and surrounding areas
Approved
Super Service Award Winner
In business since 2021
Free estimates
Warranties offered
"The plumber who replaced the toilet fill valve worked efficiently. The toilet has never worked better. Highly recommend Longo Plumbing."
Serving Newcastle, CA and surrounding areas
Approved
Super Service Award Winner
In business since 2017
Free estimates
Credit card accepted
"Marco installed our new tankless water heater in the garage. His work was exceptional in every way. He is a true pro! Marco is also super friendly and kind. Did I mansion the price was also great?! Simply put it - Marco is our plumber for life!!! He has our highest recommendation. Joanna & Marek K."
Serving Newcastle, CA and surrounding areas
Approved
Super Service Award Winner
In business since 2011
Free estimates
Emergency services offered
"Not cheap but super speedy and expert service, and Vito was respectful and easy to work with."
Serving Newcastle, CA and surrounding areas
Approved
In business since 2017
Free estimates
Emergency services offered
"I can t thank them enough. Excellent job! Saved us $2225. Other plumbers said we needed our pipe replaced but all it needed was a good cleaning!"
Serving Newcastle, CA and surrounding areas
Approved
In business since 2004
Free estimates
Emergency services offered
"Fantastic job!!! Came same day and fixed my sink that had detached from under the counter. Definitely will hire again."
Serving Newcastle, CA and surrounding areas
Approved
In business since 2025
Free estimates
Emergency services offered
"Professional, the best experience I have ever had! I now have a plumber for life ! Do yourself a favor use Valiant Plumbing if you want the Best !"
+1
Serving Newcastle, CA and surrounding areas
Approved
In business since 2004
Free estimates
Emergency services offered
"Doug was very personable and answered all my questions. Felt very comfortable with the work done, final price and product purchased. Would highly recommend The Hot Water Heater Company to anyone looking to have a hot water heater installed!"
+6
Serving Newcastle, CA and surrounding areas
Approved
In business since 2025
Free estimates
Credit card accepted
"Gerrod was great. He installed our new kitchen faucet and charged us less than other plumbers. I’ll hire him again if I need a plumber."
Serving Newcastle, CA and surrounding areas
Approved
Super Service Award Winner
In business since 2018
Free estimates
Emergency services offered
"We had an AC breakdown during a hot day, and they responded quickly. The repair was efficient, affordable, and the technician was very knowledgeable. Highly recommend them for AC repair services."
+77
Serving Newcastle, CA and surrounding areas
Approved
In business since 2009
Free estimates
Emergency services offered
"Outstanding work very knowledgeable very Honest and I would recommend any one to call the company Duke Trenchless Sewer And Drain for any work to be done. The company is awesome"
+2
From average costs to expert advice, get all the answers you need to get your job done.
The costs for common plumbing issues are determined based on parts, labor, and expertise level. Read our guide to find out how much you should budget.
Emergency plumbers cost between 1.5 and 3 times as much as a typical plumber. Get specifics for your plumbing issue and city in our guide.
The water main line is essential to your home’s plumbing. Over time, it can develop wear or damage. Find out how much a main water line replacement costs here.
Hiring a professional for a plumbing repair or replacement? Learn why you should consider hiring a licensed plumber for the job, even if it’s more expensive.
Many homeowners are surprised to learn that there are different types of plumbers who handle different kinds of jobs. Learn about those differences here.
When you call the plumber to fix an issue you’ve been having, they may suggest an additional service or “upsell.” If you’re wondering whether these upsells are worth it, this guide breaks down the most common ones and how they might benefit you.
