808 plumbers ranked by CR ScoreUpdated 0 paid placements in this rankingHow we rank →
Best overall in Great Falls: Roto-Rooter Plumbing & Water Cleanup, CR Score 90/100; 4.8★ from 2,719 Google reviews; open 24/7.
Best for emergencies (open 24/7): Home Service Doctors, posts 24/7 hours; ranked #2 of 808.
Most-reviewed: F.H. Furr Plumbing, Heating, Air Conditioning & Electrical, 17,172 Google reviews at 4.8★, the most of 808 ranked; ranked #49.
Rankings can't be bought. Contractors can't pay to change their rank or score. How we rank
808 Great Falls plumbers are ranked here by CR Score, from 8 published factors. 306 are open 24/7, 536 open Saturdays and 414 open Sundays, based on posted hours. The median Google rating is 4.9★ across 808 rated businesses.
| Rank | Business | CR Score | Google rating | Based in | Hours | Best for |
|---|---|---|---|---|---|---|
| 1 | Roto-Rooter Plumbing & Water Cleanup | 90 | 4.8★ (2,719) | Washington, D.C., 11 mi away | 24/7 | Overall |
| 2 | Home Service Doctors | 90 | 4.8★ (2,036) | Fairfax, 10 mi away | 24/7 | Emergencies |
| 3 | MoCo Plumbing, LLC | 90 | 5.0★ (482) | Germantown, 10 mi away | 24/7 | — |
| 4 | Roto-Rooter Plumbing & Water Cleanup | 89 | 4.8★ (647) | Sterling, 7 mi away | 24/7 | — |
| 5 | Roto-Rooter Plumbing & Water Cleanup | 89 | 4.8★ (1,061) | Rockville, 10 mi away | 24/7 | — |
| 6 | Roto-Rooter Plumbing & Water Cleanup | 89 | 4.8★ (1,211) | Bethesda, 11 mi away | 24/7 | — |
| 7 | Roto-Rooter Plumbing & Water Cleanup | 89 | 4.9★ (184) | Reston, 5 mi away | 24/7 | — |
| 8 | Len the Plumber Heating & Air, LLC | 89 | 4.7★ (6,899) | Alexandria, 17 mi away | 24/7 | — |
| 9 | Roto-Rooter Plumbing & Water Cleanup | 89 | 4.9★ (571) | Arlington, 11 mi away | 24/7 | — |
| 10 | Bargain Plumbing of NOVA | 89 | 5.0★ (206) | Dale City, 9 mi away | 24/7 | — |
Ordered by CR Score, a 0–100 score from 8 published factors. Paid placement never changes the order.
Scores below: based on 6 of 8 factors; credentials and recency not yet collected. Hatched segments mark factors we don't have yet.
Ranked #1 in Great Falls
Based in Washington, D.C., 11 mi away
Ranked #1 because of its Google rating and availability: 4.8★ from 2,719 Google reviews, open 24/7.
Based in Fairfax, 10 mi away
Ranked #2 because of its Google rating and availability: 4.8★ from 2,036 Google reviews, open 24/7.
Based in Germantown, 10 mi away
Ranked #3 because of its Google rating and availability: 5.0★ from 482 Google reviews, open 24/7.
Based in Sterling, 7 mi away
Ranked #4 because of its Google rating and availability: 4.8★ from 647 Google reviews, open 24/7.
Based in Rockville, 10 mi away
Ranked #5 because of its Google rating and availability: 4.8★ from 1,061 Google reviews, open 24/7.
Based in Bethesda, 11 mi away
Ranked #6 because of its Google rating and availability: 4.8★ from 1,211 Google reviews, open 24/7.
Based in Reston, 5 mi away
Ranked #7 because of its Google rating and availability: 4.9★ from 184 Google reviews, open 24/7.
Based in Alexandria, 17 mi away
Ranked #8 because of its Google rating and availability: 4.7★ from 6,899 Google reviews, open 24/7.
Based in Arlington, 11 mi away
Ranked #9 because of its Google rating and availability: 4.9★ from 571 Google reviews, open 24/7.
Based in Dale City, 9 mi away
Ranked #10 because of its Google rating and availability: 5.0★ from 206 Google reviews, open 24/7.
Based in Falls Church, 11 mi away
Ranked #11 because of its Google rating and availability: 4.9★ from 467 Google reviews, open 24/7.
Based in Bethesda, 8 mi away
Ranked #12 because of its Google rating and availability: 4.9★ from 296 Google reviews, open 24/7.
Based in Alexandria, 18 mi away
Ranked #13 because of its Google rating and availability: 4.9★ from 1,720 Google reviews, open 24/7.
Based in Springfield, 14 mi away
Ranked #14 because of its Google rating and availability: 4.8★ from 1,503 Google reviews, open 24/7.
Based in Arlington, 11 mi away
Ranked #15 because of its Google rating and availability: 4.9★ from 453 Google reviews, open 24/7.
Based in Gainesville, 12 mi away
Ranked #16 because of its Google rating and availability: 4.9★ from 498 Google reviews, open 24/7.
Based in Sterling, 7 mi away
Ranked #17 because of its Google rating and availability: 4.9★ from 2,958 Google reviews, open 24/7.
Based in Dale City, 12 mi away
Ranked #18 because of its Google rating and availability: 5.0★ from 223 Google reviews, open 24/7.
Based in Vienna, 8 mi away
Ranked #19 because of its Google rating and availability: 4.8★ from 338 Google reviews, open 24/7.
Based in Annandale, 12 mi away
Ranked #20 because of its Google rating and availability: 5.0★ from 220 Google reviews, open 24/7.
Based in Reston, 5 mi away
Ranked #21 because of its Google rating and availability: 4.9★ from 100 Google reviews, open 24/7.
Based in Beltsville, 21 mi away
Ranked #22 because of its Google rating and availability: 4.9★ from 1,368 Google reviews, open 24/7.
Based in Alexandria, 18 mi away
Ranked #23 because of its Google rating and availability: 4.9★ from 671 Google reviews, open 24/7.
Based in Silver Spring, 13 mi away
Ranked #24 because of its Google rating and availability: 4.8★ from 417 Google reviews, open 24/7.
Based in Fairfax, 9 mi away
Ranked #25 because of its Google rating and availability: 4.9★ from 1,794 Google reviews, open 24/7.
#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 808 ranked plumbers here; the rest are on their profiles.
20 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 |
|---|---|---|
| Alan Plumbing | 5.0★ (2) | 10 mi |
| Ben's Plumbing, LLC | 5.0★ (2) | 14 mi |
| Brent Mason Contractors, Inc. | 5.0★ (2) | 11 mi |
| changepro USA | 1.0★ (2) | 5 mi |
| Classic Drainage and French Drain Systems | In Great Falls | |
| Classic Drainage Inc. | 5.0★ (2) | 8 mi |
| Dave Foote Plumbing | 3.0★ (2) | 7 mi |
| DMV Plumbing Services | 5.0★ (2) | 13 mi |
| First Class Plumbing | 2.5★ (2) | 10 mi |
| Handyman - Ashburn | 4.0★ (2) | 12 mi |
| Hill's Home & Hearth | 5.0★ (2) | 12 mi |
| Impact Home Improvement LLC | 5.0★ (2) | 11 mi |
| J & L Plumbing | 5.0★ (2) | 12 mi |
| John R Plumbing LLC – Emergency Plumbing, Water Heater & Drain Service | 4.9★ (178) | 12 mi |
| Mc Lean Plumbing Services | 3.0★ (2) | 11 mi |
| Monticello Well Pump Services | 5.0★ (2) | 9 mi |
| Philios Plumbing & Drains | 5.0★ (2) | 12 mi |
| Rocket Rooter Plumbing | 3.0★ (2) | 7 mi |
| S.L. Johnson Plumbing & Heating | 3.0★ (2) | 10 mi |
| TR Young Services, Inc. | 5.0★ (2) | 3 mi |
National price ranges in USD, not adjusted for Great Falls. 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 |
In Virginia, Virginia Board for Contractors (DPOR) licenses Contractor license with a plumbing specialty; plumbers hold tradesman licenses.
No chip usually means we have not matched a state record yet. Check the lookup yourself before you hire.
Guide checked October 2026. How we verify licenses
We scored 808 Great Falls plumbers on 8 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. Unknown factors are left out of the score, 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 Great Falls data |
|---|---|---|---|
| Reputation | 35% | Bayesian-adjusted Google star rating | Measured |
| Credentials | 15% | Active state license 0.6, bond 0.2, workers’ comp 0.2 | Not yet collected |
| Review volume | 10% | log10(reviews + 1) against the list maximum | Measured |
| Recency | 10% | Share of reviews from the last 12 months | Not yet collected |
| Availability | 10% | Weekly open hours, Saturday, Sunday, 24/7 or same-day | Measured |
| Trade focus | 10% | Google main category 1.0, business name 0.7, additional category 0.5 | Measured |
| Proximity | 5% | 1.0 when based in the city, falling to 0 at the trade’s radius | Measured |
| Completeness | 5% | Website, photos, description, hours, claimed profile (0.2 each) | Measured |