69/100CR Score
Ranked #1 because of its Google rating and review volume: 5.0★ from 167 Google reviews, the most in Lexington Park.
Based on 8 of 10 factors; credentials and recency not yet collected.
Best Septic Service Companies in Lexington Park, MD (2026)
9 septic service companies ranked by CR ScoreUpdated 0 paid placements in this rankingHow we rank →
The short answer
- 1
Best overall in Lexington Park: Cullison Excavating and Septic, CR Score 69/100; 5.0★ from 167 Google reviews; open 24/7.
- 2
Best for emergencies (open 24/7): Innovative Septic, posts 24/7 hours; ranked #2 of 9.
- 2
Most-reviewed: Innovative Septic, 98 Google reviews at 4.9★, the most of 9 ranked after Cullison Excavating and Septic; ranked #2.
Rankings can't be bought. Contractors can't pay to change their rank or score. How we rank
9 Lexington Park septic service companies are ranked here by CR Score, from ten published factors. 2 are open 24/7, 6 open Saturdays and 4 open Sundays, based on posted hours. The median Google rating is 4.8★ across 9 rated businesses.
Top 9 septic service companies in Lexington Park at a glance
| Rank | Business | CR Score | Google rating | Based in | Hours | Best for |
|---|---|---|---|---|---|---|
| 1 | Cullison Excavating and Septic | 69 | 5.0★ (167) | Lexington Park | 24/7 | Overall |
| 2 | Innovative Septic | 61 | 4.9★ (98) | Waldorf, 23 mi away | 24/7 | Emergencies, Most reviews |
| 3 | Concepts in building septic installs and pumps | 60 | 4.7★ (22) | California, 5 mi away | Sat · Sun | — |
| 4 | SOMD Septic | 56 | 4.8★ (33) | California, 17 mi away | Sat | — |
| 5 | Still Water Septic Services | 55 | 1.0★ (4) | Lexington Park | — | — |
| 6 | Carter's Septic Tank Services | 54 | 5.0★ (7) | California, 6 mi away | — | — |
| 7 | C & C Plumbing & Septic Inc | 53 | 4.7★ (66) | California, 11 mi away | — | — |
| 8 | J Browne Excavating, LLC | 53 | 4.1★ (18) | Lexington Park | Sat · Sun | — |
| 9 | D Barnes Excavating, LLC | 51 | 5.0★ (13) | California, 6 mi away | Sat | — |
The 9 best septic service companies in Lexington Park, ranked
Ordered by CR Score, a 0–100 score from ten published factors. Paid placement never changes the order.
Based in Waldorf, 23 mi away
61/100CR ScoreRanked #2 because of its Google rating and trade focus: 4.9★ from 98 Google reviews, listed on Google as “Septic system service”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in California, 5 mi away
60/100CR ScoreRanked #3 because of its Google rating and trade focus: 4.7★ from 22 Google reviews, listed on Google as “Septic system service”.
Based on 8 of 10 factors; credentials and recency not yet collected.
#4 SOMD Septic
Based in California, 17 mi away
56/100CR ScoreRanked #4 because of its Google rating and trade focus: 4.8★ from 33 Google reviews, listed on Google as “Septic system service”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Lexington Park
55/100CR ScoreRanked #5 because of its Google rating and trade focus: 1.0★ from 4 Google reviews, listed on Google as “Septic system service”.
Based on 7 of 10 factors; credentials, recency and availability not yet collected.
Based in California, 6 mi away
54/100CR ScoreRanked #6 because of its Google rating and trade focus: 5.0★ from 7 Google reviews, listed on Google as “Septic system service”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in California, 11 mi away
53/100CR ScoreRanked #7 because of its Google rating and review volume: 4.7★ from 66 Google reviews.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Lexington Park
53/100CR ScoreRanked #8 because of its Google rating and review volume: 4.1★ from 18 Google reviews.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in California, 6 mi away
51/100CR ScoreRanked #9 because of its Google rating and review volume: 5.0★ from 13 Google reviews.
Based on 8 of 10 factors; credentials and recency not yet collected.
How we ranked Lexington Park septic service companies
We scored 9 Lexington Park 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 Lexington Park 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 Lexington Park: frequently asked questions
Who is the best septic service company in Lexington Park?
By CR Score, the highest-ranked septic service company in Lexington Park, MD is Cullison Excavating and Septic with a CR Score of 69/100. It has 5.0★ from 167 Google reviews. It is open 24/7. Innovative Septic (#2) and Concepts in building septic installs and pumps (#3) follow. We ranked 9 septic service companies on ten factors, last updated November 3, 2026.
How many septic service companies are there in Lexington Park?
ContractorsRanked ranks 9 septic service companies serving Lexington Park, MD. 3 of them are based in Lexington Park; the rest serve it from nearby towns. Counts are as of November 2026.
Which septic service companies in Lexington Park are open 24/7?
2 ranked septic service companies in Lexington Park post 24/7 hours. The highest-ranked are Cullison Excavating and Septic (#1) and Innovative Septic (#2). Hours come from each business's Google listing as of November 2026, so call to confirm.
Which septic service companies in Lexington Park work on weekends?
6 of 9 ranked septic service companies post Saturday hours and 4 post Sunday hours. The highest-ranked open Saturdays are Cullison Excavating and Septic (#1), Innovative Septic (#2) and Concepts in building septic installs and pumps (#3). Posted hours are office hours; crews may book weekend jobs separately.
What Google rating do Lexington Park septic service companies have?
The median Google rating among 9 rated septic service companies in Lexington Park is 4.8★, with a median of 22 reviews. Cullison Excavating and Septic has the most, 167 reviews, and ranks #1. 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 Lexington Park count in this ranking?
Yes, if they are within 25 mi of the Lexington Park 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 Lexington Park
- November 2026: CR Scores recalculated for 9 septic service companies serving Lexington Park.
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