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Best Septic Service Companies in Shirley, NY (2026)

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

The short answer

  1. 1

    Best overall in Shirley: Certified Cesspool Service Suffolk County | Cesspool Pumping Suffolk NY, CR Score 63/100; 4.8★ from 411 Google reviews; open 24/7.

  2. 2

    Best for emergencies (open 24/7): Affordable Cesspool Sewer & Drain | Septic & Grease Trap Service - Long Island, posts 24/7 hours; ranked #2 of 127.

  3. 41

    Most-reviewed: Mr. Rooter Plumbing of Long Island, 1,488 Google reviews at 4.7★, the most of 127 ranked; ranked #41.

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

127 Shirley septic service companies are ranked here by CR Score, from ten published factors. 79 are open 24/7, 107 open Saturdays and 98 open Sundays, based on posted hours. The median Google rating is 4.9★ across 127 rated businesses.

Top 10 septic service companies in Shirley at a glance

Top 10 septic service companies in Shirley at a glance
RankBusinessCR ScoreGoogle ratingBased inHoursBest for
1Certified Cesspool Service Suffolk County | Cesspool Pumping Suffolk NY634.8★ (411)Stony Brook, 8 mi away24/7Overall
2Affordable Cesspool Sewer & Drain | Septic & Grease Trap Service - Long Island634.9★ (699)Brentwood, 16 mi away24/7Emergencies
3SewerTech Cesspool & Drain625.0★ (134)Medford, 7 mi away24/7—
4Finest Cesspool Sewer & Drain Inc624.9★ (186)Coram, 8 mi away24/7—
5Discount Cesspool & Drain Inc.624.9★ (481)Brentwood, 17 mi away24/7—
6Four Seasons Cesspool625.0★ (276)Nesconset, 15 mi away24/7—
7Rignola Cesspool Services625.0★ (40)Shirley24/7—
8Colletti Sewer and Drain615.0★ (55)Coram, 4 mi away24/7—
9Battlin' Barry's Cesspool Sewe614.9★ (121)Holbrook, 11 mi away24/7—
10Reputable Cesspool & Drain605.0★ (147)Smithtown, 16 mi away24/7—

The 127 best septic service companies in Shirley, ranked

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

  1. Ranked #1 in Shirley

    Based in Stony Brook, 8 mi away

    63/100CR Score

    Ranked #1 because of its Google rating and trade focus: 4.8★ from 411 Google reviews, listed on Google as “Septic system service”.

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

    • 4.8★ from 411 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
  2. 63/100CR Score

    Ranked #2 because of its Google rating and trade focus: 4.9★ from 699 Google reviews, listed on Google as “Septic system service”.

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

    • 4.9★ from 699 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    180 Blydenburgh Rd, Islandia, NY 11749
  3. Based in Medford, 7 mi away

    62/100CR Score

    Ranked #3 because of its Google rating and trade focus: 5.0★ from 134 Google reviews, listed on Google as “Septic system service”.

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

    • 5.0★ from 134 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    91a Southaven Ave, Medford, NY 11763
  4. Based in Nesconset, 15 mi away

    62/100CR Score

    Ranked #6 because of its Google rating and trade focus: 5.0★ from 276 Google reviews, listed on Google as “Septic system service”.

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

    • 5.0★ from 276 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    169 Smithtown Blvd, Nesconset, NY 11767
  5. Based in Shirley

    62/100CR Score

    Ranked #7 because of its Google rating and trade focus: 5.0★ from 40 Google reviews, listed on Google as “Septic system service”.

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

    • 5.0★ from 40 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    Old Riverhead Rd, Westhampton Beach, NY 11978
  6. Based in Smithtown, 16 mi away

    60/100CR Score

    Ranked #10 because of its Google rating and trade focus: 5.0★ from 147 Google reviews, listed on Google as “Septic system service”.

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

    • 5.0★ from 147 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    769 Smithtown Bypass Unit A, Smithtown, NY 11787
  7. 60/100CR Score

    Ranked #11 because of its Google rating and trade focus: 4.8★ from 132 Google reviews, listed on Google as “Septic system service”.

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

    • 4.8★ from 132 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
  8. Based in Shirley

    60/100CR Score

    Ranked #13 because of its Google rating and trade focus: 4.8★ from 20 Google reviews, listed on Google as “Septic system service”.

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

    • 4.8★ from 20 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    1981 Montauk Hwy Suite 5, Brookhaven, NY 11719
  9. Based in Shirley

    60/100CR Score

    Ranked #16 because of its Google rating and trade focus: 4.9★ from 16 Google reviews, listed on Google as “Septic system service”.

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

    • 4.9★ from 16 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    204 Montauk Hwy, Speonk, NY 11972
  10. Based in East Patchogue, 6 mi away

    60/100CR Score

    Ranked #17 because of its Google rating and trade focus: 4.8★ from 89 Google reviews, listed on Google as “Septic system service”.

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

    • 4.8★ from 89 Google reviews
    Hours
    Mon–Sun 12 AM–11:30 PM
    Address
    363 N Dunton Ave, East Patchogue, NY 11772
  11. Based in Ronkonkoma, 13 mi away

    59/100CR Score

    Ranked #23 because of its Google rating and trade focus: 4.7★ from 196 Google reviews, listed on Google as “Septic system service”.

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

    • 4.7★ from 196 Google reviews
    Hours
    Mon–Sun 7 AM–10 PM
    Address
    847 11th St, Ronkonkoma, NY 11779
  12. 58/100CR Score

    Ranked #24 because of its Google rating and trade focus: 5.0★ from 50 Google reviews, listed on Google as “Septic system service”.

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

    • 5.0★ from 50 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
  13. Based in Shirley

    58/100CR Score

    Ranked #25 because of its Google rating and trade focus: 5.0★ from 18 Google reviews, listed on Google as “Septic system service”.

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

    • 5.0★ from 18 Google reviews
    Hours
    Mon–Sun 7 AM–10 PM
    Address
    1 The Green, Shirley, NY 11967

Septic service companies ranked #26 to #50

#1 to #25 are shown in full above. Here are #26 to #50, in CR Score order; each links to its profile. We publish the top 50 of 127 ranked septic service companies here; the rest are on their profiles.

septic service companies in Shirley, ranks 26 to 50
RankBusinessCR ScoreGoogle ratingDistance
26Perfect Pumping LLC584.9★ (78)11 mi
27Payless Cesspool Sewer & Drain584.7★ (342)10 mi
28Cesspool Kings585.0★ (33)15 mi
29Rapid Response Cesspool, Sewer & Drain584.9★ (108)23 mi
30Bay Area Sewer & Drain Service, Inc575.0★ (4)In Shirley
31CMM Cesspool Services | Cesspool Pumping & Drain Cleaning575.0★ (6)3 mi
32Clifford's Cesspool Service575.0★ (25)15 mi
33Baron Cesspool Maintenance Inc575.0★ (27)9 mi
34UNIVERSAL SEWER AND DRAIN LLC574.9★ (66)7 mi
35Coleman Cesspool Service574.7★ (26)7 mi
36Cesspool Pros & Sewer and Drain Pros of Suffolk & Nassau County574.6★ (155)23 mi
37Five Star Septic574.9★ (108)14 mi
38Suffolk Septic Services | Septic Tank Pumping Suffolk NY564.4★ (11)9 mi
39Murph’s Drainage Solutions Inc. | Cesspool Service565.0★ (159)9 mi
40Septic System Services Long Island | Septic Tank Pumping Suffolk NY565.0★ (6)8 mi
41Mr. Rooter Plumbing of Long Island564.7★ (1,488)20 mi
42Suffolk Septic System Installation | Septic Tank Replacement Suffolk County NY565.0★ (5)9 mi
43CDM Drain Cleaning and Sewer Cleaning Suffolk County555.0★ (68)15 mi
44Murphy's Cesspool and Septic Service554.8★ (24)6 mi
45East End Cesspool Service555.0★ (9)14 mi
46Nate’s cesspool sewer and drain llc555.0★ (4)9 mi
47Perkulator Cesspool554.8★ (23)21 mi
48Flush King Cesspool554.7★ (56)1 mi
49Moran Cesspool Service Corp.555.0★ (14)20 mi
50Mr. Bargain Cesspool Sewer & Drain552.7★ (3)In Shirley

Also serving Shirley

20 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.

Unranked septic service companies serving Shirley
BusinessGoogle ratingDistance
ABC Sewer Services Inc5.0★ (2)19 mi
Artco Construction INC5.0★ (2)18 mi
Cesspool Sewer Services5.0★ (1)9 mi
CMM Cesspool Services | 24/7 Cesspool Pumping5.0★ (1)13 mi
Danny's Plumbing, Heating, Flood, Sewer & Drain Service2.5★ (2)19 mi
Dun-Rite Cesspool Sewer & Drain1.0★ (1)13 mi
Island Cesspool Pumping5.0★ (2)5 mi
Island Cesspool Pumping5.0★ (1)13 mi
Island Wastewater Solutions5.0★ (1)14 mi
Jc CesspoolIn Shirley
Kennedy Contracting, Inc.5.0★ (2)9 mi
Long Island Water and Sewer Main5.0★ (2)12 mi
Mangano Sewer N4.5★ (2)24 mi
Nudo Cesspool Co5.0★ (2)6 mi
sewerdrain89.995.0★ (1)6 mi
Suffolk County Cesspool3.5★ (2)15 mi
Suffolk County Septic Tank Pumping & Services | Septic Repair Suffolk NY3.0★ (2)5 mi
The Home Depot4.1★ (1,101)In Shirley
Uncle Pauls $50 Sewer & Drain5.0★ (2)2 mi
United Site Services1.0★ (2)12 mi

How we ranked Shirley septic service companies

We scored 127 Shirley 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 Shirley 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 Shirley: frequently asked questions

Who is the best septic service company in Shirley?

By CR Score, the highest-ranked septic service company in Shirley, NY is Certified Cesspool Service Suffolk County | Cesspool Pumping Suffolk NY with a CR Score of 63/100. It has 4.8★ from 411 Google reviews. It is open 24/7. Affordable Cesspool Sewer & Drain | Septic & Grease Trap Service - Long Island (#2) and SewerTech Cesspool & Drain (#3) follow. We ranked 127 septic service companies on ten factors, last updated November 3, 2026.

How many septic service companies are there in Shirley?

ContractorsRanked ranks 127 septic service companies serving Shirley, NY. 6 of them are based in Shirley; the rest serve it from nearby towns. Another 20 within 25 mi are listed but not ranked yet. Counts are as of November 2026.

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

79 ranked septic service companies in Shirley post 24/7 hours. The highest-ranked are Certified Cesspool Service Suffolk County | Cesspool Pumping Suffolk NY (#1), Affordable Cesspool Sewer & Drain | Septic & Grease Trap Service - Long Island (#2) and SewerTech Cesspool & Drain (#3). Hours come from each business's Google listing as of November 2026, so call to confirm.

Which septic service companies in Shirley work on weekends?

107 of 127 ranked septic service companies post Saturday hours and 98 post Sunday hours. The highest-ranked open Saturdays are Certified Cesspool Service Suffolk County | Cesspool Pumping Suffolk NY (#1), Affordable Cesspool Sewer & Drain | Septic & Grease Trap Service - Long Island (#2) and SewerTech Cesspool & Drain (#3). Posted hours are office hours; crews may book weekend jobs separately.

What Google rating do Shirley septic service companies have?

The median Google rating among 127 rated septic service companies in Shirley is 4.9★, with a median of 23 reviews. Mr. Rooter Plumbing of Long Island has the most, 1,488 reviews, and ranks #41. 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 Shirley count in this ranking?

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

  1. November 2026: CR Scores recalculated for 127 septic service companies serving Shirley.
  2. November 2026: 3 duplicate listings merged.

More septic service companies and Shirley pages

Other trades in Shirley