63/100CR Score
Ranked #1 because of its Google rating and trade focus: 4.8★ from 402 Google reviews, listed on Google as “Septic system service”.
Best Septic Service Companies in Picayune, MS (2026)
8 septic service companies ranked by CR ScoreUpdated 0 paid placements in this rankingHow we rank →
The short answer
- 1
Best overall in Picayune: Thigpen Septic Tank Services, LLC, CR Score 63/100; 4.8★ from 402 Google reviews; open Saturdays until 12 PM.
- 3
Best for emergencies (open 24/7): Roto Rooter Plumbing, posts 24/7 hours; ranked #3 of 8.
- 3
Most-reviewed: Roto Rooter Plumbing, 615 Google reviews at 4.7★, the most of 8 ranked; ranked #3.
Rankings can't be bought. Contractors can't pay to change their rank or score. How we rank
8 Picayune septic service companies are ranked here by CR Score, from ten published factors. 2 are open 24/7, 4 open Saturdays and 3 open Sundays, based on posted hours. The median Google rating is 4.8★ across 8 rated businesses.
Top 8 septic service companies in Picayune at a glance
| Rank | Business | CR Score | Google rating | Based in | Hours | Best for |
|---|---|---|---|---|---|---|
| 1 | Thigpen Septic Tank Services, LLC | 63 | 4.8★ (402) | Picayune | Sat | Overall |
| 2 | Honey Dippers Septic | 56 | 4.9★ (351) | Mandeville, 24 mi away | — | — |
| 3 | Roto Rooter Plumbing | 55 | 4.7★ (615) | Covington, 22 mi away | 24/7 | Emergencies, Most reviews |
| 4 | James Plumbing, Inc. | 53 | 4.9★ (152) | Mandeville, 23 mi away | 24/7 | — |
| 5 | Brewin’s Septic Tank Service | 53 | 4.9★ (20) | New Orleans, 11 mi away | — | — |
| 6 | Sun Coast Septic Tank | 52 | 3.4★ (13) | Gulfport, 18 mi away | Sat · Sun · Evenings | — |
| 7 | Cooper Septic Service | 50 | 4.6★ (58) | Slidell, 15 mi away | — | — |
| 8 | AAA Affordable Septic Systems | 43 | 5.0★ (3) | Lacombe, 22 mi away | — | — |
The 8 best septic service companies in Picayune, ranked
Ordered by CR Score, a 0–100 score from ten published factors. Paid placement never changes the order.
Scores below: based on 8 of 10 factors; credentials and recency not yet collected. Hatched segments mark factors we don't have yet.
Based in Mandeville, 24 mi away
56/100CR ScoreRanked #2 because of its Google rating and trade focus: 4.9★ from 351 Google reviews, listed on Google as “Septic system service”.
Based in Covington, 22 mi away
55/100CR ScoreRanked #3 because of its Google rating and review volume: 4.7★ from 615 Google reviews, the most in Picayune.
Based in Mandeville, 23 mi away
53/100CR ScoreRanked #4 because of its Google rating and review volume: 4.9★ from 152 Google reviews.
Based in New Orleans, 11 mi away
53/100CR ScoreRanked #5 because of its Google rating and trade focus: 4.9★ from 20 Google reviews, listed on Google as “Septic system service”.
Based in Gulfport, 18 mi away
52/100CR ScoreRanked #6 because of its Google rating and trade focus: 3.4★ from 13 Google reviews, listed on Google as “Septic system service”.
Based in Slidell, 15 mi away
50/100CR ScoreRanked #7 because of its Google rating and trade focus: 4.6★ from 58 Google reviews, listed on Google as “Plumber”.
Based in Lacombe, 22 mi away
43/100CR ScoreRanked #8 because of its Google rating and trade focus: 5.0★ from 3 Google reviews, listed on Google as “Contractor”.
How we ranked Picayune septic service companies
We scored 8 Picayune septic service companies on ten factors, weighted as shown. A business is ranked when its trade is confirmed and it has 3 or more Google reviews or a claimed profile. A business with no Google reviews scores zero on rating, review volume and recency. Other unknown factors are left out, not counted as zero. Scores last refreshed November 3, 2026.
Paid placement never changes a rank or score. Featured businesses are paid, labelled, limited to 3 and shown above the ranking, outside it.
| Factor | Weight | Computed from | In Picayune data |
|---|---|---|---|
| Reputation | 25% | Google star rating, adjusted for how many reviews back it | Measured |
| Credentials | 15% | Active state license, bond and workers’ comp on file | Not yet collected |
| Review volume | 10% | Number of Google reviews, compared with the most-reviewed business on the list | Measured |
| Recency | 5% | Share of reviews from the last 12 months | Not yet collected |
| Availability | 5% | Weekly open hours, Saturday, Sunday, 24/7 or same-day | Measured |
| Trade focus | 10% | How clearly the business does this trade (its Google category and name) | Measured |
| Proximity | 5% | Based in the city scores highest, less the farther away it is | Measured |
| Claimed profile | 10% | The business has claimed its ContractorsRanked profile (free or paid earn the same) | Measured |
| Partnered | 5% | The business links to ContractorsRanked from its own website with our badge, checked periodically | Measured |
| ContractorsRanked reviews | 10% | Verified customer reviews collected by ContractorsRanked: their rating and how many there are | Measured |
Septic service companies in Picayune: frequently asked questions
Who is the best septic service company in Picayune?
By CR Score, the highest-ranked septic service company in Picayune, MS is Thigpen Septic Tank Services, LLC with a CR Score of 63/100. It has 4.8★ from 402 Google reviews. It is open Saturdays until 12 PM. Honey Dippers Septic (#2) and Roto Rooter Plumbing (#3) follow. We ranked 8 septic service companies on ten factors, last updated November 3, 2026.
How many septic service companies are there in Picayune?
ContractorsRanked ranks 8 septic service companies serving Picayune, MS. 1 of them is based in Picayune; the rest serve it from nearby towns. Counts are as of November 2026.
Which septic service companies in Picayune are open 24/7?
2 ranked septic service companies in Picayune post 24/7 hours. The highest-ranked are Roto Rooter Plumbing (#3) and James Plumbing, Inc. (#4). Hours come from each business's Google listing as of November 2026, so call to confirm.
Which septic service companies in Picayune work on weekends?
4 of 8 ranked septic service companies post Saturday hours and 3 post Sunday hours. The highest-ranked open Saturdays are Thigpen Septic Tank Services, LLC (#1), Roto Rooter Plumbing (#3) and James Plumbing, Inc. (#4). Posted hours are office hours; crews may book weekend jobs separately.
What Google rating do Picayune septic service companies have?
The median Google rating among 8 rated septic service companies in Picayune is 4.8★, with a median of 105 reviews. Roto Rooter Plumbing has the most, 615 reviews, and ranks #3. We adjust ratings for review count, so a few five-star reviews cannot top the list.
How does ContractorsRanked rank septic service companies?
Each septic service company gets a 0–100 CR Score from ten published factors, led by reputation (25%), credentials (15%), review volume (10%) and trade focus (10%). A business with no Google reviews scores zero on rating, review volume and recency; other factors we cannot measure are left out. Only businesses with a confirmed trade and 3 or more reviews, or a claimed profile, are ranked.
Do septic service companies outside Picayune count in this ranking?
Yes, if they are within 25 mi of the Picayune city center, our service radius for septic service companies. Each listing shows where the business is based and how far away it is. Proximity is 5% of the CR Score, so a nearby business gets a small edge.
Can septic service companies pay to rank higher on ContractorsRanked?
No. The CR Score never reads payment status, and this ranking has 0 paid placements. Up to 3 Featured businesses may appear above the list, labelled Featured and showing their honest rank.
Update log for Picayune
- November 2026: CR Scores recalculated for 8 septic service companies serving Picayune.
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