63/100CR Score
Ranked #1 because of its Google rating and review volume: 4.8★ from 1,423 Google reviews.
Based on 8 of 10 factors; credentials and recency not yet collected.
Best Septic Service Companies in Hempstead, NY (2026)
244 septic service companies ranked by CR ScoreUpdated 0 paid placements in this rankingHow we rank →
The short answer
- 1
Best overall in Hempstead: Citywide Sewer-Drain & Plumbing Corp, CR Score 63/100; 4.8★ from 1,423 Google reviews; open 24/7.
- 2
Best for emergencies (open 24/7): A & L Cesspool, posts 24/7 hours; ranked #2 of 244.
- 43
Most-reviewed: Mr. Rooter Plumbing of Long Island, 1,488 Google reviews at 4.7★, the most of 244 ranked; ranked #43.
Rankings can't be bought. Contractors can't pay to change their rank or score. How we rank
244 Hempstead septic service companies are ranked here by CR Score, from ten published factors. 157 are open 24/7, 199 open Saturdays and 188 open Sundays, based on posted hours. The median Google rating is 4.9★ across 244 rated businesses.
Top 10 septic service companies in Hempstead at a glance
| Rank | Business | CR Score | Google rating | Based in | Hours | Best for |
|---|---|---|---|---|---|---|
| 1 | Citywide Sewer-Drain & Plumbing Corp | 63 | 4.8★ (1,423) | East Garden City, 3 mi away | 24/7 | Overall |
| 2 | A & L Cesspool | 63 | 4.8★ (469) | Brooklyn, 12 mi away | 24/7 | Emergencies |
| 3 | Citywide Grease Trap Maintenance | Cesspool Pumping Service Long Island | 62 | 4.9★ (70) | New York City, 3 mi away | 24/7 | — |
| 4 | Affordable Cesspool Sewer & Drain | Septic & Grease Trap Service - Long Island | 61 | 4.9★ (699) | Brentwood, 24 mi away | 24/7 | — |
| 5 | Discount Cesspool & Drain Inc. | 60 | 4.9★ (481) | Brentwood, 24 mi away | 24/7 | — |
| 6 | Dynamic Drainage LLC | 60 | 5.0★ (23) | Brentwood, 4 mi away | 24/7 | — |
| 7 | Sal Manzo Plumbing, Heating & Cooling | 60 | 4.8★ (1,390) | Wantagh, 6 mi away | 24/7 | — |
| 8 | Zoom Drain North Jersey | 60 | 4.9★ (849) | New York City, 24 mi away | Sat · Sun | — |
| 9 | OTW Grease Trap Cleaning & Cooking Used Oil Pickup | 59 | 5.0★ (12) | West Hempstead, 1 mi away | 24/7 | — |
| 10 | 24 Hour Plumbing And Sewer Cleaning -Oceanside NY | 59 | 4.9★ (171) | Oceanside, 5 mi away | 24/7 | — |
The 244 best septic service companies in Hempstead, ranked
Ordered by CR Score, a 0–100 score from ten published factors. Paid placement never changes the order.
Based in Brooklyn, 12 mi away
63/100CR ScoreRanked #2 because of its Google rating and trade focus: 4.8★ from 469 Google reviews, listed on Google as “Septic system service”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in New York City, 3 mi away
62/100CR ScoreRanked #3 because of its Google rating and trade focus: 4.9★ from 70 Google reviews, listed on Google as “Septic system service”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Brentwood, 24 mi away
61/100CR ScoreRanked #4 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.
Based in Brentwood, 24 mi away
60/100CR ScoreRanked #5 because of its Google rating and trade focus: 4.9★ from 481 Google reviews, listed on Google as “Septic system service”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Brentwood, 4 mi away
60/100CR ScoreRanked #6 because of its Google rating and trade focus: 5.0★ from 23 Google reviews, listed on Google as “Septic system service”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Wantagh, 6 mi away
60/100CR ScoreRanked #7 because of its Google rating and review volume: 4.8★ from 1,390 Google reviews.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in New York City, 24 mi away
60/100CR ScoreRanked #8 because of its Google rating and trade focus: 4.9★ from 849 Google reviews, listed on Google as “Septic system service”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in West Hempstead, 1 mi away
59/100CR ScoreRanked #9 because of its Google rating and trade focus: 5.0★ from 12 Google reviews, listed on Google as “Septic system service”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Oceanside, 5 mi away
59/100CR ScoreRanked #10 because of its Google rating and review volume: 4.9★ from 171 Google reviews.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Bay Shore, 17 mi away
59/100CR ScoreRanked #11 because of its Google rating and trade focus: 4.9★ from 108 Google reviews, listed on Google as “Septic system service”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Bellmore, 6 mi away
59/100CR ScoreRanked #12 because of its Google rating and trade focus: 5.0★ from 142 Google reviews, listed on Google as “Plumber”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in The Bronx, 17 mi away
59/100CR ScoreRanked #13 because of its Google rating and review volume: 5.0★ from 518 Google reviews.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Queens, 11 mi away
59/100CR ScoreRanked #14 because of its Google rating and review volume: 4.7★ from 555 Google reviews.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Commack, 23 mi away
59/100CR ScoreRanked #15 because of its Google rating and trade focus: 4.9★ from 729 Google reviews, listed on Google as “Septic system service”.
Based on 7 of 10 factors; credentials, recency and availability not yet collected.
Based in Deer Park, 17 mi away
59/100CR ScoreRanked #16 because of its Google rating and trade focus: 4.6★ from 155 Google reviews, listed on Google as “Septic system service”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Brooklyn, 17 mi away
58/100CR ScoreRanked #17 because of its Google rating and review volume: 5.0★ from 326 Google reviews.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Glen Cove, 10 mi away
58/100CR ScoreRanked #18 because of its Google rating and trade focus: 4.9★ from 22 Google reviews, listed on Google as “Septic system service”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Brooklyn, 19 mi away
58/100CR ScoreRanked #19 because of its Google rating and review volume: 5.0★ from 401 Google reviews.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Lynbrook, 5 mi away
58/100CR ScoreRanked #20 because of its Google rating and review volume: 4.8★ from 384 Google reviews.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Freeport, 5 mi away
58/100CR ScoreRanked #21 because of its Google rating and trade focus: 4.9★ from 144 Google reviews, listed on Google as “Plumber”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Richmond Hill, 11 mi away
57/100CR ScoreRanked #22 because of its Google rating and trade focus: 4.9★ from 129 Google reviews, listed on Google as “Plumber”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Bellmore, 4 mi away
57/100CR ScoreRanked #23 because of its Google rating and trade focus: 5.0★ from 40 Google reviews, listed on Google as “Plumber”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Brooklyn, 19 mi away
57/100CR ScoreRanked #24 because of its Google rating and review volume: 5.0★ from 304 Google reviews.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Hempstead
57/100CR ScoreRanked #25 because of its Google rating and trade focus: 5.0★ from 24 Google reviews, listed on Google as “Plumber”.
Based on 8 of 10 factors; credentials and recency not yet collected.
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 244 ranked septic service companies here; the rest are on their profiles.
Also serving Hempstead
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.
| Business | Google rating | Distance |
|---|---|---|
| A 49.95 Any Sewer Or Drain | 5.0★ (2) | 15 mi |
| Busch Bros Cesspool Sewer & Drain, Corp | 5.0★ (2) | 11 mi |
| College Point Plumbing & Sewer | 3.0★ (2) | 13 mi |
| Elmont Sewer Drain Cleaning | 5.0★ (2) | 5 mi |
| Hands of Gold Sewer Cleaning Corp. | 5.0★ (2) | 13 mi |
| Jackson St Sewer & Drain | In Hempstead | |
| John's Sewer Cleaning | 5.0★ (2) | 6 mi |
| Long Island Drain & Sewer Service | 5.0★ (2) | 13 mi |
| Mangano Sewer N | 4.5★ (2) | 16 mi |
| MLK Sewer & Drain | 2.5★ (2) | In Hempstead |
| Mr. Rooter Plumbing of Queens | 3.0★ (2) | 14 mi |
| Nassau County Plumbing and Sewer Rooter | 5.0★ (2) | 9 mi |
| North Star Sewer Services | 5.0★ (2) | 11 mi |
| Premium Sewer & Drain | 3.0★ (2) | 15 mi |
| Ridgewood Sewer & Drain Cleaning | 3.0★ (2) | 15 mi |
| Sewer King Co | 2.5★ (2) | 15 mi |
| Sluggo's Sewer & Drain Service, LLC | 3.0★ (2) | 15 mi |
| Sun Ray Sewer & Drain | 4.5★ (2) | 17 mi |
| United Site Services | 3.0★ (2) | 14 mi |
| WeGo Grease Trap Cleaning & Cooking Oil Pickup | 5.0★ (2) | 16 mi |
How we ranked Hempstead septic service companies
We scored 244 Hempstead 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 Hempstead 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 Hempstead: frequently asked questions
Who is the best septic service company in Hempstead?
By CR Score, the highest-ranked septic service company in Hempstead, NY is Citywide Sewer-Drain & Plumbing Corp with a CR Score of 63/100. It has 4.8★ from 1,423 Google reviews. It is open 24/7. A & L Cesspool (#2) and Citywide Grease Trap Maintenance | Cesspool Pumping Service Long Island (#3) follow. We ranked 244 septic service companies on ten factors, last updated November 3, 2026.
How many septic service companies are there in Hempstead?
ContractorsRanked ranks 244 septic service companies serving Hempstead, NY. 1 of them is based in Hempstead; 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 Hempstead are open 24/7?
157 ranked septic service companies in Hempstead post 24/7 hours. The highest-ranked are Citywide Sewer-Drain & Plumbing Corp (#1), A & L Cesspool (#2) and Citywide Grease Trap Maintenance | Cesspool Pumping Service Long Island (#3). Hours come from each business's Google listing as of November 2026, so call to confirm.
Which septic service companies in Hempstead work on weekends?
199 of 244 ranked septic service companies post Saturday hours and 188 post Sunday hours. The highest-ranked open Saturdays are Citywide Sewer-Drain & Plumbing Corp (#1), A & L Cesspool (#2) and Citywide Grease Trap Maintenance | Cesspool Pumping Service Long Island (#3). Posted hours are office hours; crews may book weekend jobs separately.
What Google rating do Hempstead septic service companies have?
The median Google rating among 244 rated septic service companies in Hempstead is 4.9★, with a median of 21 reviews. Mr. Rooter Plumbing of Long Island has the most, 1,488 reviews, and ranks #43. 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 Hempstead count in this ranking?
Yes, if they are within 25 mi of the Hempstead 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 Hempstead
- November 2026: CR Scores recalculated for 244 septic service companies serving Hempstead.
- November 2026: 1 duplicate listing merged.
More septic service companies and Hempstead pages
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