57/100CR Score
Ranked #1 because of its Google rating and trade focus: 5.0★ from 27 Google reviews, listed on Google as “Septic system service”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Best Septic Service Companies in Biloxi, MS (2026)
12 septic service companies ranked by CR ScoreUpdated 0 paid placements in this rankingHow we rank →
The short answer
- 1
Best overall in Biloxi: Elite Sanitation Services, CR Score 57/100; 5.0★ from 27 Google reviews; open 24/7.
- 5
Best for emergencies (open 24/7): Gulf Coast Septic, posts 24/7 hours; ranked #5 of 12.
- 3
Most-reviewed: Service Experts Plumbing and Drain Service, 793 Google reviews at 4.9★, the most of 12 ranked; ranked #3.
Rankings can't be bought. Contractors can't pay to change their rank or score. How we rank
12 Biloxi septic service companies are ranked here by CR Score, from ten published factors. 3 are open 24/7, 4 open Saturdays and 2 open Sundays, based on posted hours. The median Google rating is 4.9★ across 12 rated businesses.
Most of this list also appears on the Septic service companies in West Gulfport ranking. See Septic service companies in West Gulfport
Top 10 septic service companies in Biloxi at a glance
| Rank | Business | CR Score | Google rating | Based in | Hours | Best for |
|---|---|---|---|---|---|---|
| 1 | Elite Sanitation Services | 57 | 5.0★ (27) | Gulfport, 19 mi away | 24/7 | Overall |
| 2 | Bob's Septic Tank & Vacuum Service | 56 | 4.4★ (14) | Biloxi | Sat | — |
| 3 | Service Experts Plumbing and Drain Service | 56 | 4.9★ (793) | D'Iberville, 3 mi away | — | Most reviews |
| 4 | P Ladner Septic & Dirt Inc | 55 | 3.8★ (5) | Biloxi | — | — |
| 5 | Gulf Coast Septic | 55 | 5.0★ (23) | Ocean Springs, 6 mi away | 24/7 | Emergencies |
| 6 | Bond Septic Services LLC | 55 | 4.8★ (42) | Gulfport, 11 mi away | Evenings | — |
| 7 | Southern Sewer Services | 54 | 4.9★ (218) | Pass Christian, 19 mi away | 24/7 | — |
| 8 | B & L All Pro Septic | 52 | 5.0★ (3) | Pascagoula, 19 mi away | Sat · Sun | — |
| 9 | Danny Miller Plumbing Inc | 51 | 4.8★ (468) | Gulfport, 17 mi away | — | — |
| 10 | Reliance Mechanical - Plumbing & Electrical | 50 | 5.0★ (4) | Gulfport, 12 mi away | — | — |
The 12 best septic service companies in Biloxi, ranked
Ordered by CR Score, a 0–100 score from ten published factors. Paid placement never changes the order.
Based in Biloxi
56/100CR ScoreRanked #2 because of its Google rating and trade focus: 4.4★ from 14 Google reviews, listed on Google as “Septic system service”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in D'Iberville, 3 mi away
56/100CR ScoreRanked #3 because of its Google rating and review volume: 4.9★ from 793 Google reviews, the most in Biloxi.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Biloxi
55/100CR ScoreRanked #4 because of its Google rating and trade focus: 3.8★ from 5 Google reviews, listed on Google as “Septic system service”.
Based on 7 of 10 factors; credentials, recency and availability not yet collected.
Based in Ocean Springs, 6 mi away
55/100CR ScoreRanked #5 because of its Google rating and trade focus: 5.0★ from 23 Google reviews, listed on Google as “Plumber”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Gulfport, 11 mi away
55/100CR ScoreRanked #6 because of its Google rating and trade focus: 4.8★ from 42 Google reviews, listed on Google as “Septic system service”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Pass Christian, 19 mi away
54/100CR ScoreRanked #7 because of its Google rating and review volume: 4.9★ from 218 Google reviews.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Pascagoula, 19 mi away
52/100CR ScoreRanked #8 because of its Google rating and trade focus: 5.0★ from 3 Google reviews, listed on Google as “Septic system service”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Gulfport, 17 mi away
51/100CR ScoreRanked #9 because of its Google rating and review volume: 4.8★ from 468 Google reviews.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Gulfport, 12 mi away
50/100CR ScoreRanked #10 because of its Google rating and trade focus: 5.0★ from 4 Google reviews, listed on Google as “Septic system service”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Moss Point, 24 mi away
49/100CR ScoreRanked #11 because of its Google rating and trade focus: 3.9★ from 32 Google reviews, listed on Google as “Septic system service”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Gulfport, 8 mi away
45/100CR ScoreRanked #12 because of its Google rating and trade focus: 5.0★ from 5 Google reviews, listed on Google as “Plumber”.
Based on 8 of 10 factors; credentials and recency not yet collected.
How we ranked Biloxi septic service companies
We scored 12 Biloxi 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 Biloxi 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 Biloxi: frequently asked questions
Who is the best septic service company in Biloxi?
By CR Score, the highest-ranked septic service company in Biloxi, MS is Elite Sanitation Services with a CR Score of 57/100. It has 5.0★ from 27 Google reviews. It is open 24/7. Bob's Septic Tank & Vacuum Service (#2) and Service Experts Plumbing and Drain Service (#3) follow. We ranked 12 septic service companies on ten factors, last updated November 3, 2026.
How many septic service companies are there in Biloxi?
ContractorsRanked ranks 12 septic service companies serving Biloxi, MS. 2 of them are based in Biloxi; the rest serve it from nearby towns. Counts are as of November 2026.
Which septic service companies in Biloxi are open 24/7?
3 ranked septic service companies in Biloxi post 24/7 hours. The highest-ranked are Elite Sanitation Services (#1), Gulf Coast Septic (#5) and Southern Sewer Services (#7). Hours come from each business's Google listing as of November 2026, so call to confirm.
Which septic service companies in Biloxi work on weekends?
4 of 12 ranked septic service companies post Saturday hours and 2 post Sunday hours. The highest-ranked open Saturdays are Elite Sanitation Services (#1), Bob's Septic Tank & Vacuum Service (#2) and Gulf Coast Septic (#5). Posted hours are office hours; crews may book weekend jobs separately.
What Google rating do Biloxi septic service companies have?
The median Google rating among 12 rated septic service companies in Biloxi is 4.9★, with a median of 25 reviews. Service Experts Plumbing and Drain Service has the most, 793 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 Biloxi count in this ranking?
Yes, if they are within 25 mi of the Biloxi 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 Biloxi
- November 2026: CR Scores recalculated for 12 septic service companies serving Biloxi.
More septic service companies and Biloxi pages
Septic service companies near Biloxi
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