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Best Septic Service Companies in Rochester, NH (2026)

31 septic service companies ranked by CR ScoreUpdated 0 paid placements in this rankingHow we rank →

The short answer

  1. 1

    Best overall in Rochester: LaPierre Septic, CR Score 64/100; 4.6★ from 134 Google reviews.

  2. 3

    Best for emergencies (open 24/7): Carl's Septic Systems and Services in New Hampshire, posts 24/7 hours; ranked #3 of 31.

  3. 2

    Most-reviewed: Hunts Septic Service, 165 Google reviews at 4.9★, the most of 31 ranked; ranked #2.

Rankings can't be bought. Contractors can't pay to change their rank or score. How we rank

31 Rochester septic service companies are ranked here by CR Score, from ten published factors. 8 are open 24/7, 11 open Saturdays and 9 open Sundays, based on posted hours. The median Google rating is 4.8★ across 31 rated businesses.

Most of this list also appears on the Septic service companies in Dover ranking. See Septic service companies in Dover

Top 10 septic service companies in Rochester at a glance

Top 10 septic service companies in Rochester at a glance
RankBusinessCR ScoreGoogle ratingBased inHoursBest for
1LaPierre Septic644.6★ (134)Rochester—Overall
2Hunts Septic Service634.9★ (165)Rochester—Most reviews
3Carl's Septic Systems and Services in New Hampshire614.8★ (118)Manchester, 25 mi away24/7Emergencies
4Seacoast Sewer & Drain, Inc.604.9★ (156)Eliot, 15 mi away24/7—
5A-1 Septic Tank Services604.7★ (44)Sanford, 18 mi away24/7—
6B.H. Cameron Septic Services LLC594.8★ (34)Rochester——
7Stoney Road Septic595.0★ (143)Sanford, 17 mi away——
8Roland's Sewer Service584.6★ (9)Manchester, 11 mi away24/7—
9McKenna Septic Service574.8★ (30)Barrington, 4 mi away——
10Seacoast Septic575.0★ (13)Portsmouth, 18 mi away24/7—

The 31 best septic service companies in Rochester, ranked

Ordered by CR Score, a 0–100 score from ten published factors. Paid placement never changes the order.

  1. Ranked #1 in Rochester

    Based in Rochester

    64/100CR Score

    Ranked #1 because of its Google rating and trade focus: 4.6★ from 134 Google reviews, listed on Google as “Septic system service”.

    Based on 7 of 10 factors; credentials, recency and availability not yet collected.

    • 4.6★ from 134 Google reviews
  2. Based in Rochester

    63/100CR Score

    Ranked #2 because of its Google rating and review volume: 4.9★ from 165 Google reviews, the most in Rochester.

    Based on 8 of 10 factors; credentials and recency not yet collected.

    • 4.9★ from 165 Google reviews
    Hours
    Mon–Fri 8 AM–5 PM · Sat–Sun closed
  3. Based in Sanford, 18 mi away

    60/100CR Score

    Ranked #5 because of its Google rating and trade focus: 4.7★ from 44 Google reviews, listed on Google as “Septic system service”.

    Based on 8 of 10 factors; credentials and recency not yet collected.

    • 4.7★ from 44 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    107 Crediford Rd, Wells, ME 04090
  4. Based in Sanford, 17 mi away

    59/100CR Score

    Ranked #7 because of its Google rating and trade focus: 5.0★ from 143 Google reviews, listed on Google as “Septic system service”.

    Based on 8 of 10 factors; credentials and recency not yet collected.

    • 5.0★ from 143 Google reviews
    Hours
    Mon–Fri 8 AM–4 PM · Sat–Sun closed
    Address
    48 Coley Trafton Rd, Shapleigh, ME 04076
  5. Based in Manchester, 11 mi away

    58/100CR Score

    Ranked #8 because of its Google rating and trade focus: 4.6★ from 9 Google reviews, listed on Google as “Septic system service”.

    Based on 8 of 10 factors; credentials and recency not yet collected.

    • 4.6★ from 9 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
  6. Based in Barrington, 4 mi away

    57/100CR Score

    Ranked #9 because of its Google rating and trade focus: 4.8★ from 30 Google reviews, listed on Google as “Septic system service”.

    Based on 8 of 10 factors; credentials and recency not yet collected.

    • 4.8★ from 30 Google reviews
    Hours
    Mon–Fri 9 AM–5 PM · Sat–Sun closed
    Address
    185 Mahala Way, Barrington, NH 03825
  7. Based in Portsmouth, 18 mi away

    57/100CR Score

    Ranked #10 because of its Google rating and trade focus: 5.0★ from 13 Google reviews, listed on Google as “Septic system service”.

    Based on 8 of 10 factors; credentials and recency not yet collected.

    • 5.0★ from 13 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
  8. Based in East Concord, 14 mi away

    55/100CR Score

    Ranked #12 because of its Google rating and trade focus: 4.6★ from 31 Google reviews, listed on Google as “Septic system service”.

    Based on 8 of 10 factors; credentials and recency not yet collected.

    • 4.6★ from 31 Google reviews
    Hours
    Mon–Fri 7:30 AM–5 PM · Sat–Sun closed
    Address
    311 Shackford Corner Rd, Center Barnstead, NH 03225
  9. Based in Sanford, 18 mi away

    55/100CR Score

    Ranked #13 because of its Google rating and trade focus: 5.0★ from 13 Google reviews, listed on Google as “Septic system service”.

    Based on 7 of 10 factors; credentials, recency and availability not yet collected.

    • 5.0★ from 13 Google reviews
    Address
    107 Crediford Rd, Wells, ME 04090
  10. Based in Exeter, 16 mi away

    54/100CR Score

    Ranked #15 because of its Google rating and trade focus: 4.8★ from 24 Google reviews, listed on Google as “Septic system service”.

    Based on 8 of 10 factors; credentials and recency not yet collected.

    • 4.8★ from 24 Google reviews
    Hours
    Mon–Thu 8 AM–3 PM · Fri 8 AM–2 PM · Sat–Sun closed
    Address
    82 Camp Lee Rd, Epping, NH 03042
  11. Based in Dover, 9 mi away

    53/100CR Score

    Ranked #16 because of its Google rating and trade focus: 5.0★ from 8 Google reviews, listed on Google as “Septic system service”.

    Based on 8 of 10 factors; credentials and recency not yet collected.

    • 5.0★ from 8 Google reviews
    Hours
    Mon–Fri 7:30 AM–5 PM · Sat–Sun closed
    Address
    Dover, NH 03820
  12. Based in Kennebunk, 22 mi away

    53/100CR Score

    Ranked #17 because of its Google rating and trade focus: 4.8★ from 35 Google reviews, listed on Google as “Septic system service”.

    Based on 8 of 10 factors; credentials and recency not yet collected.

    • 4.8★ from 35 Google reviews
    Hours
    Mon–Fri 8 AM–4 PM · Sat–Sun closed
    Address
    2 Boulder Dr, Kennebunk, ME 04043
  13. Based in Barnstable, 19 mi away

    53/100CR Score

    Ranked #18 because of its Google rating and review volume: 5.0★ from 25 Google reviews.

    Based on 8 of 10 factors; credentials and recency not yet collected.

    • 5.0★ from 25 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
  14. Based in Chester, 21 mi away

    51/100CR Score

    Ranked #20 because of its Google rating and review volume: 4.9★ from 58 Google reviews.

    Based on 8 of 10 factors; credentials and recency not yet collected.

    • 4.9★ from 58 Google reviews
    Hours
    Mon–Fri 7 AM–7 PM · Sat 7 AM–5 PM · Sun closed
  15. Based in Lebanon, 11 mi away

    51/100CR Score

    Ranked #22 because of its Google rating and trade focus: 4.0★ from 4 Google reviews, listed on Google as “Septic system service”.

    Based on 8 of 10 factors; credentials and recency not yet collected.

    • 4.0★ from 4 Google reviews
    Hours
    Mon 8 AM–5 PM · Tue 8 AM–4 PM · Wed 8 AM–5 PM · Thu 9 AM–6 PM · Fri–Sun closed
    Address
    3 Chandler Rd, Lebanon, ME 04027
  16. 50/100CR Score

    Ranked #23 because of its Google rating and trade focus: 4.6★ from 11 Google reviews, listed on Google as “Septic system service”.

    Based on 8 of 10 factors; credentials and recency not yet collected.

    • 4.6★ from 11 Google reviews
    Hours
    Mon–Fri 7 AM–4 PM · Sat–Sun closed
    Address
    3607 Lafayette Rd #4, Portsmouth, NH 03801
  17. Based in Biddeford, 24 mi away

    49/100CR Score

    Ranked #24 because of its Google rating and trade focus: 3.0★ from 4 Google reviews, listed on Google as “Septic system service”.

    Based on 7 of 10 factors; credentials, recency and availability not yet collected.

    • 3.0★ from 4 Google reviews
    Address
    62 Sokokis Trail, East Waterboro, ME 04030

How we ranked Rochester septic service companies

We scored 31 Rochester 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.

Read the full method: formula, sources and exclusions

CR Score factors and weights
FactorWeightComputed fromIn Rochester data
Reputation25%Google star rating, adjusted for how many reviews back itMeasured
Credentials15%Active state license, bond and workers’ comp on fileNot yet collected
Review volume10%Number of Google reviews, compared with the most-reviewed business on the listMeasured
Recency5%Share of reviews from the last 12 monthsNot yet collected
Availability5%Weekly open hours, Saturday, Sunday, 24/7 or same-dayMeasured
Trade focus10%How clearly the business does this trade (its Google category and name)Measured
Proximity5%Based in the city scores highest, less the farther away it isMeasured
Claimed profile10%The business has claimed its ContractorsRanked profile (free or paid earn the same)Measured
Partnered5%The business links to ContractorsRanked from its own website with our badge, checked periodicallyMeasured
ContractorsRanked reviews10%Verified customer reviews collected by ContractorsRanked: their rating and how many there areMeasured

Septic service companies in Rochester: frequently asked questions

Who is the best septic service company in Rochester?

By CR Score, the highest-ranked septic service company in Rochester, NH is LaPierre Septic with a CR Score of 64/100. It has 4.6★ from 134 Google reviews. Hunts Septic Service (#2) and Carl's Septic Systems and Services in New Hampshire (#3) follow. We ranked 31 septic service companies on ten factors, last updated November 3, 2026.

How many septic service companies are there in Rochester?

ContractorsRanked ranks 31 septic service companies serving Rochester, NH. 3 of them are based in Rochester; the rest serve it from nearby towns. Counts are as of November 2026.

Which septic service companies in Rochester are open 24/7?

8 ranked septic service companies in Rochester post 24/7 hours. The highest-ranked are Carl's Septic Systems and Services in New Hampshire (#3), Seacoast Sewer & Drain, Inc. (#4) and A-1 Septic Tank Services (#5). Hours come from each business's Google listing as of November 2026, so call to confirm.

Which septic service companies in Rochester work on weekends?

11 of 31 ranked septic service companies post Saturday hours and 9 post Sunday hours. The highest-ranked open Saturdays are Carl's Septic Systems and Services in New Hampshire (#3), Seacoast Sewer & Drain, Inc. (#4) and A-1 Septic Tank Services (#5). Posted hours are office hours; crews may book weekend jobs separately.

What Google rating do Rochester septic service companies have?

The median Google rating among 31 rated septic service companies in Rochester is 4.8★, with a median of 29 reviews. Hunts Septic Service has the most, 165 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 Rochester count in this ranking?

Yes, if they are within 25 mi of the Rochester 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 Rochester

  1. November 2026: CR Scores recalculated for 31 septic service companies serving Rochester.

More septic service companies and Rochester pages

Other trades in Rochester