🏊 Official Rankings
10 Best Pool Service in Saint Charles, MO (September 2026)
We compared 10 pool service serving Saint Charles and Saint Charles County, Missouri, and ranked the top providers by verified reviews, ratings, and local reputation — 2,139 customer reviews in all.
The 10 listed below hold an average rating of 4.7 out of 5, led by Foss Swim School - St. Charles. Updated for September 2026.
- Pool Service ranked
- 10
- Average rating
- 4.7★
- Reviews analyzed
- 2,139
- Area codes
- 636, 314
⭐ 4.8 · 55 reviews
1916 Zumbehl Rd, St Charles, MO 63303
⭐ 4.6 · 841 reviews
1900 W Randolph St, St Charles, MO 63301
⭐ 4.6 · 186 reviews
1900 W Randolph St, St Charles, MO 63301
⭐ 4.6 · 11 reviews
753 Friedens Rd, St Charles, MO 63303
⭐ 4.3 · 32 reviews
11766 Missouri Bottom Rd, Hazelwood, MO 63042
Pool Service listed here serve Saint Charles, Saint Charles County, and nearby ZIP codes including 63301, 63302, 63303, 63304.