63/100CR Score
Ranked #1 because of its Google rating and trade focus: 4.9★ from 33 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 Claremont, NH (2026)
10 septic service companies ranked by CR ScoreUpdated 0 paid placements in this rankingHow we rank →
The short answer
- 1
Best overall in Claremont: JNV Septic, CR Score 63/100; 4.9★ from 33 Google reviews; open 7 days a week.
- 2
Most-reviewed: Upper Valley Septic Professionals, 138 Google reviews at 5.0★, the most of 10 ranked; ranked #2.
Rankings can't be bought. Contractors can't pay to change their rank or score. How we rank
10 Claremont septic service companies are ranked here by CR Score, from ten published factors. 2 open Saturdays and 1 open Sundays, based on posted hours. The median Google rating is 4.9★ across 10 rated businesses.
Top 10 septic service companies in Claremont at a glance
| Rank | Business | CR Score | Google rating | Based in | Hours | Best for |
|---|---|---|---|---|---|---|
| 1 | JNV Septic | 63 | 4.9★ (33) | Claremont | Sat · Sun | Overall |
| 2 | Upper Valley Septic Professionals | 59 | 5.0★ (138) | Lebanon, 19 mi away | — | Most reviews |
| 3 | McKenzie Septic | 58 | 5.0★ (15) | Claremont | — | — |
| 4 | Abbott Septic | 56 | 5.0★ (9) | Claremont | — | — |
| 5 | Black Dog Septic LLC | 56 | 5.0★ (9) | Claremont | — | — |
| 6 | Stearns Septic Service | 55 | 4.7★ (48) | Lebanon, 17 mi away | — | — |
| 7 | Beard Sewer & Drain | 52 | 2.6★ (5) | Claremont | — | — |
| 8 | MAK’s Trucking & Excavation LLC | 47 | 4.2★ (5) | Lebanon, 12 mi away | Sat | — |
| 9 | Everett E. Houghton Co. Inc. | 46 | 4.9★ (16) | Rockingham, 20 mi away | — | — |
| 10 | John Downing Excavating, Inc. | 45 | 4.6★ (10) | Lebanon, 20 mi away | — | — |
The 10 best septic service companies in Claremont, ranked
Ordered by CR Score, a 0–100 score from ten published factors. Paid placement never changes the order.
Based in Lebanon, 19 mi away
59/100CR ScoreRanked #2 because of its Google rating and review volume: 5.0★ from 138 Google reviews, the most in Claremont.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Claremont
58/100CR ScoreRanked #3 because of its Google rating and trade focus: 5.0★ from 15 Google reviews, listed on Google as “Septic system service”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Claremont
56/100CR ScoreRanked #4 because of its Google rating and trade focus: 5.0★ from 9 Google reviews, listed on Google as “Septic system service”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Claremont
56/100CR ScoreRanked #5 because of its Google rating and trade focus: 5.0★ from 9 Google reviews, listed on Google as “Septic system service”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Lebanon, 17 mi away
55/100CR ScoreRanked #6 because of its Google rating and trade focus: 4.7★ from 48 Google reviews, listed on Google as “Septic system service”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Claremont
52/100CR ScoreRanked #7 because of its Google rating and trade focus: 2.6★ from 5 Google reviews, listed on Google as “Plumber”.
Based on 7 of 10 factors; credentials, recency and availability not yet collected.
Based in Lebanon, 12 mi away
47/100CR ScoreRanked #8 because of its Google rating and trade focus: 4.2★ from 5 Google reviews, listed on Google as “Excavating contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Rockingham, 20 mi away
46/100CR ScoreRanked #9 because of its Google rating and review volume: 4.9★ from 16 Google reviews.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Lebanon, 20 mi away
45/100CR ScoreRanked #10 because of its Google rating and trade focus: 4.6★ from 10 Google reviews, listed on Google as “Excavating contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Also serving Claremont
4 more septic service companies within 25 mi that we can't rank yet: too few reviews, or a trade we couldn't confirm. Listed A to Z.
| Business | Distance |
|---|---|
| Allards Septic | In Claremont |
| Black Hill Site & Septic LLC | 15 mi |
| Cam Laundry Services | 15 mi |
| Economy Sewer & Drain | 19 mi |
How we ranked Claremont septic service companies
We scored 10 Claremont 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 Claremont 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 Claremont: frequently asked questions
Who is the best septic service company in Claremont?
By CR Score, the highest-ranked septic service company in Claremont, NH is JNV Septic with a CR Score of 63/100. It has 4.9★ from 33 Google reviews. It is open 7 days a week. Upper Valley Septic Professionals (#2) and McKenzie Septic (#3) follow. We ranked 10 septic service companies on ten factors, last updated November 3, 2026.
How many septic service companies are there in Claremont?
ContractorsRanked ranks 10 septic service companies serving Claremont, NH. 5 of them are based in Claremont; the rest serve it from nearby towns. Another 4 within 25 mi are listed but not ranked yet. Counts are as of November 2026.
Which septic service companies in Claremont work on weekends?
2 of 10 ranked septic service companies post Saturday hours and 1 post Sunday hours. The highest-ranked open Saturdays are JNV Septic (#1) and MAK’s Trucking & Excavation LLC (#8). Posted hours are office hours; crews may book weekend jobs separately.
What Google rating do Claremont septic service companies have?
The median Google rating among 10 rated septic service companies in Claremont is 4.9★, with a median of 13 reviews. Upper Valley Septic Professionals has the most, 138 reviews, and ranks #2. 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 Claremont count in this ranking?
Yes, if they are within 25 mi of the Claremont 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 Claremont
- November 2026: CR Scores recalculated for 10 septic service companies serving Claremont.
More septic service companies and Claremont pages
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