Walsh Septic ServiceSeptic service company in South Bel Air, MD

Walsh Septic Service is ranked #3 of 23 septic service companies in South Bel Air by CR Score, with 59 out of 100 as of November 2026. The score weighs reputation, credentials, review volume, recency, availability, trade focus, proximity, claimed profile, partnered and ContractorsRanked reviews. No business can pay to change its rank.

Walsh Septic Service is open 24 hours a day, 7 days a week. Its listed hours are Open 24 hours, 7 days a week. On Saturdays it is open Open 24 hours, and on Sundays Open 24 hours. Hours come from the business listing; holiday hours may differ.

Serves South Bel Air and 12 towns within 25 miles: Owings Mills, Reisterstown, Garrison, Randallstown, Pikesville, Milford Mill, Lochearn, Mays Chapel, Eldersburg, Cockeysville, Woodlawn and Lutherville. The list is based on the business's location and the usual service radius for septic and sewer service. Confirm your address is covered when you call.

Walsh Septic Service has a rating of 4.6 from 10 Google reviews. The CR Score adjusts the star rating for review count, so a high rating from a few reviews counts for less than the same rating from many.

Call Walsh Septic Service on (410) 374-4511. Its website is linked in the key facts on this page. Ask for a written estimate before any work starts.