The 5 best-rated pool & spa services in Napa, CA average 4.9★ on Google across 279 reviews. Shimmer Pool and Spa Service has the top rating (5.0★). Updated October 25, 2026.
5 companies that meet our bar: rated 4.5★ or higher on Google, with a meaningful review history (279 reviews combined) and currently operating. Request a call back and the company will phone you directly.
“Roger managed to remove black algae from our pool. This is an extremely difficult algae to remove and requires specialist chemicals and technique to be a success. We only had about 10 days before the grandchildren…” — Google review
“Paradise Pools built our pool in 2015 and have maintained it since its completion. We have had a wonderful experience. They have been consistent and prompt in their care. Fees have remained reasonable. Through…” — Google review
“I"ve been working with Steve and Sean for over 23 years and the service they provide are consistently 'over the top'. We live in a remote area, yet Steve will come out rain or shine so that we two elderly folks can…” — Google review
“Hot tub is awesome and my bi-monthly service from Wyatt is outstanding! Couldn't be happier with my choice in hot tub providers!!” — Google review
“Super helpful and knowledgeable on pool chemistry without pushy sales and over treatment like the national chain shop in town. I've had a few issues with my pool (self-maintained) over the years and they've nailed…” — Google review
We scan Google Maps for pool & spa service listings in and around Napa, keep only open businesses whose main category matches the service, and require a Google rating of at least 4.5 from at least 20 reviews. Companies are ordered by a confidence-weighted score that balances rating and review volume. We do not accept payment for placement.
Shimmer Pool and Spa Service has the highest Google rating on our Napa list: 5.0 out of 5 from 86 reviews (as of October 25, 2026).
Shimmer Pool and Spa Service has the most Google reviews among the companies listed here: 86, with a 5.0★ average.
Only open Napa-area businesses whose Google category matches the service, rated at least 4.5★ from at least 20 Google reviews. They are ordered by a confidence-weighted score of rating and review volume. Placement is never paid.