15 plumbers ranked by CR ScoreUpdated 0 paid placements in this rankingHow we rank →
Best overall in Ithaca: Roto-Rooter of Ithaca and Cortland, CR Score 65/100; 5.0★ from 135 Google reviews; open 24/7.
Best for emergencies (open 24/7): Ithaca Construction, posts 24/7 hours; ranked #4 of 15.
Most-reviewed: JMS Plumbing, 741 Google reviews at 4.9★, the most of 15 ranked; ranked #3.
Rankings can't be bought. Contractors can't pay to change their rank or score. How we rank
15 Ithaca plumbers are ranked here by CR Score, from ten published factors. 5 are open 24/7, 7 open Saturdays and 7 open Sundays, based on posted hours. The median Google rating is 4.8★ across 15 rated businesses.
| Rank | Business | CR Score | Google rating | Based in | Hours | Best for |
|---|---|---|---|---|---|---|
| 1 | Roto-Rooter of Ithaca and Cortland | 65 | 5.0★ (135) | Ithaca | 24/7 | Overall |
| 2 | Drain Brain | 58 | 4.4★ (32) | Ithaca | — | — |
| 3 | JMS Plumbing | 58 | 4.9★ (741) | Cortland, 20 mi away | — | Most reviews |
| 4 | Ithaca Construction | 57 | 4.8★ (78) | Ithaca | 24/7 | Emergencies |
| 5 | M & M Plumbing & Heating | 56 | 4.4★ (11) | South Hill, 6 mi away | Sat · Sun | — |
| 6 | Parrott Plumbing & Heating | 56 | 5.0★ (5) | Ithaca | — | — |
| 7 | In Hot Water | 54 | 5.0★ (7) | Horseheads, 15 mi away | Sat · Sun · Evenings | — |
| 8 | Bill's Plumbing Heating & Air | 52 | 4.4★ (42) | Horseheads, 22 mi away | 24/7 | — |
| 9 | B&B HVAC/PLUMBING INC. | 52 | 4.7★ (6) | Ithaca | — | — |
| 10 | Bellisario Excavating & Drainage | 51 | 4.8★ (11) | Ithaca | — | — |
Ordered by CR Score, a 0–100 score from ten published factors. Paid placement never changes the order.
Ranked #1 because of its Google rating and trade focus: 5.0★ from 135 Google reviews, listed on Google as “Plumber”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Ithaca
Ranked #2 because of its Google rating and trade focus: 4.4★ from 32 Google reviews, listed on Google as “Plumber”.
Based on 7 of 10 factors; credentials, recency and availability not yet collected.
Based in Cortland, 20 mi away
Ranked #3 because of its Google rating and review volume: 4.9★ from 741 Google reviews, the most in Ithaca.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Ithaca
Ranked #4 because of its Google rating and review volume: 4.8★ from 78 Google reviews.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in South Hill, 6 mi away
Ranked #5 because of its Google rating and trade focus: 4.4★ from 11 Google reviews, listed on Google as “Plumber”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Ithaca
Ranked #6 because of its Google rating and trade focus: 5.0★ from 5 Google reviews, listed on Google as “Plumber”.
Based on 7 of 10 factors; credentials, recency and availability not yet collected.
Based in Horseheads, 15 mi away
Ranked #7 because of its Google rating and trade focus: 5.0★ from 7 Google reviews, listed on Google as “Plumber”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Horseheads, 22 mi away
Ranked #8 because of its Google rating and trade focus: 4.4★ from 42 Google reviews, listed on Google as “Heating contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Ithaca
Ranked #9 because of its Google rating and trade focus: 4.7★ from 6 Google reviews, listed on Google as “HVAC contractor”.
Based on 7 of 10 factors; credentials, recency and availability not yet collected.
Based in Ithaca
Ranked #10 because of its Google rating and trade focus: 4.8★ from 11 Google reviews, listed on Google as “Excavating contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Ithaca
Ranked #11 because of its Google rating and review volume: 4.4★ from 57 Google reviews.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Binghamton, 19 mi away
Ranked #12 because of its Google rating and trade focus: 3.5★ from 8 Google reviews, listed on Google as “Heating contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Cortland, 20 mi away
Ranked #13 because of its Google rating and trade focus: 5.0★ from 6 Google reviews, listed on Google as “Plumber”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Brighton, 25 mi away
Ranked #14 because of its Google rating and trade focus: 5.0★ from 7 Google reviews, listed on Google as “Plumber”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Williamsport, 19 mi away
Ranked #15 because of its Google rating and availability: 4.0★ from 4 Google reviews, open 24/7.
Based on 8 of 10 factors; credentials and recency not yet collected.
11 more plumbers 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 |
|---|---|---|
| Advantage Heating & Plumbing | 5.0★ (1) | 16 mi |
| Custom Plumbing & Heating General Contracting | 5.0★ (2) | 20 mi |
| Grant Plumbing & Heating | 5.0★ (1) | 20 mi |
| Hrunning Water Inc | 2.5★ (2) | In Ithaca |
| Hsc Associates Heating & AC | 3.6★ (34) | In Ithaca |
| Ithaca Cortland Plumbing Heating | 5.0★ (2) | 19 mi |
| K & B Plumbing & Heating | 5.0★ (1) | 19 mi |
| Miller Street Mechanicals | 20 mi | |
| NEPA Residential Maintenance Support LLC | 6 mi | |
| Sol Eschenburg Contracting | 5.0★ (1) | 19 mi |
| Zebco Roofing LLC | 19 mi |
National price ranges in USD, not adjusted for Ithaca. Each row names its basis and the month we checked it.
| Job | Low | Typical | High | Basis | Checked |
|---|---|---|---|---|---|
| Water heater replacement | $882 | $1,348 | $1,826 | Per unit, installed (unit plus labor); typical range of customer-reported jobs. US national range | October 2026 |
We scored 15 Ithaca plumbers 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 October 22, 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 Ithaca 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 |