92/100CR Score
Ranked #1 because of its Google rating and availability: 5.0★ from 349 Google reviews, open 24/7.
- 5.0★ from 349 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 1023 SE 223rd Ave, Gresham, OR 97030
Best Plumbers in Gresham, OR (2026)
449 plumbers ranked by CR ScoreUpdated 0 paid placements in this rankingHow we rank →
The short answer
- 1
Best overall in Gresham: Diligent Plumbing LLC, CR Score 92/100; 5.0★ from 349 Google reviews; open 24/7.
- 2
Best for emergencies (open 24/7): Rescue Rooter, posts 24/7 hours; ranked #2 of 449.
- 19
Most-reviewed: 3 Mountains Home Services, 5,760 Google reviews at 4.8★, the most of 449 ranked; ranked #19.
Rankings can't be bought. Contractors can't pay to change their rank or score. How we rank
449 Gresham plumbers are ranked here by CR Score, from 8 published factors. 128 are open 24/7, 220 open Saturdays and 170 open Sundays, based on posted hours. The median Google rating is 4.9★ across 449 rated businesses.
Top 10 plumbers in Gresham at a glance
| Rank | Business | CR Score | Google rating | Based in | Hours | Best for |
|---|---|---|---|---|---|---|
| 1 | Diligent Plumbing LLC | 92 | 5.0★ (349) | Gresham | 24/7 | Overall |
| 2 | Rescue Rooter | 92 | 4.8★ (3,722) | Clackamas, 9 mi away | 24/7 | Emergencies |
| 3 | Roto-Rooter Plumbing & Water Cleanup | 91 | 4.9★ (367) | Gresham | 24/7 | — |
| 4 | Service Pro Plumbing Inc | 91 | 5.0★ (156) | Gresham | 24/7 | — |
| 5 | Mr. Rooter Plumbing | 90 | 4.8★ (1,761) | Gladstone, 11 mi away | 24/7 | — |
| 6 | Roto-Rooter Plumbing & Water Cleanup | 90 | 4.8★ (2,190) | Portland, 12 mi away | 24/7 | — |
| 7 | Da Vinci's Best Plumbing | 90 | 4.9★ (204) | Portland, 3 mi away | 24/7 | — |
| 8 | Perfect Flush | 90 | 4.8★ (204) | Gresham | 24/7 | — |
| 9 | Service Pro Plumbing Inc | 90 | 4.9★ (549) | Vancouver, 9 mi away | 24/7 | — |
| 10 | Pacific Plumbing & Drain Services | 89 | 4.9★ (1,087) | Vancouver, 13 mi away | 24/7 | — |
The 449 best plumbers in Gresham, ranked
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.
Based in Clackamas, 9 mi away
92/100CR ScoreRanked #2 because of its Google rating and availability: 4.8★ from 3,722 Google reviews, open 24/7.
- 4.8★ from 3,722 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 12430 SE Capps Rd, Clackamas, OR 97015
Based in Gresham
91/100CR ScoreRanked #3 because of its Google rating and availability: 4.9★ from 367 Google reviews, open 24/7.
- 4.9★ from 367 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 1954 SE 182nd Ave Ste 9, Gresham, OR 97233
Based in Gresham
91/100CR ScoreRanked #4 because of its Google rating and availability: 5.0★ from 156 Google reviews, open 24/7.
- 5.0★ from 156 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
Based in Gladstone, 11 mi away
90/100CR ScoreRanked #5 because of its Google rating and availability: 4.8★ from 1,761 Google reviews, open 24/7.
- 4.8★ from 1,761 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 260 82nd Dr, Gladstone, OR 97027
Based in Portland, 12 mi away
90/100CR ScoreRanked #6 because of its Google rating and availability: 4.8★ from 2,190 Google reviews, open 24/7.
- 4.8★ from 2,190 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 519 SW Park Ave #303, Portland, OR 97205
Based in Portland, 3 mi away
90/100CR ScoreRanked #7 because of its Google rating and availability: 4.9★ from 204 Google reviews, open 24/7.
- 4.9★ from 204 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 309 SE 172nd Ave, Portland, OR 97233
Based in Gresham
90/100CR ScoreRanked #8 because of its Google rating and availability: 4.8★ from 204 Google reviews, open 24/7.
- 4.8★ from 204 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 139 NW 2nd St, Gresham, OR 97030
Based in Vancouver, 9 mi away
90/100CR ScoreRanked #9 because of its Google rating and availability: 4.9★ from 549 Google reviews, open 24/7.
- 4.9★ from 549 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 15601 SE 1st St, Vancouver, WA 98684
Based in Vancouver, 13 mi away
89/100CR ScoreRanked #10 because of its Google rating and availability: 4.9★ from 1,087 Google reviews, open 24/7.
- 4.9★ from 1,087 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 2717 E 5th St, Vancouver, WA 98661
Based in Vancouver, 15 mi away
89/100CR ScoreRanked #11 because of its Google rating and availability: 4.9★ from 1,290 Google reviews, open 24/7.
- 4.9★ from 1,290 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 2001 Main St #200, Vancouver, WA 98660
Based in Gresham
89/100CR ScoreRanked #12 because of its Google rating and availability: 4.9★ from 1,224 Google reviews, open 24/7.
- 4.9★ from 1,224 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 530 NE Liberty Ave, Gresham, OR 97030
Based in Troutdale, 4 mi away
89/100CR ScoreRanked #13 because of its Google rating and availability: 4.8★ from 4,141 Google reviews, open 24/7.
- 4.8★ from 4,141 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 853 NE Harlow Rd, Troutdale, OR 97060
Based in Portland, 19 mi away
89/100CR ScoreRanked #14 because of its Google rating and availability: 4.9★ from 2,121 Google reviews, open 24/7.
- 4.9★ from 2,121 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 14271 NW Science Park Dr, Portland, OR 97229
Based in Portland, 11 mi away
89/100CR ScoreRanked #15 because of its Google rating and availability: 4.8★ from 900 Google reviews, open 24/7.
- 4.8★ from 900 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 1801 SE Grand Ave STE 110, Portland, OR 97214
Based in Portland, 11 mi away
89/100CR ScoreRanked #16 because of its Google rating and availability: 5.0★ from 256 Google reviews, open 24/7.
- 5.0★ from 256 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 833 SE Main St Mailbox 210, Portland, OR 97214
#17 True Plumbing
Based in Vancouver, 13 mi away
89/100CR ScoreRanked #17 because of its Google rating and availability: 4.9★ from 581 Google reviews, open 24/7.
- 4.9★ from 581 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 12401 NE 60th Way Unit A 10, Vancouver, WA 98682
Based in Ridgefield, 22 mi away
89/100CR ScoreRanked #18 because of its Google rating and availability: 4.9★ from 3,061 Google reviews, open 24/7.
- 4.9★ from 3,061 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 313 NW 209th St, Ridgefield, WA 98642
Based in Milwaukie, 11 mi away
88/100CR ScoreRanked #19 because of its Google rating and trade focus: 4.8★ from 5,760 Google reviews, listed on Google as “Plumber”.
- 4.8★ from 5,760 Google reviews
- Hours
- Mon–Fri 7 AM–7 PM · Sat–Sun 8 AM–5 PM
- Address
- 9800 SE McBrod Ave, Milwaukie, OR 97222
Based in Lake Oswego, 17 mi away
88/100CR ScoreRanked #20 because of its Google rating and availability: 4.9★ from 861 Google reviews, open 24/7.
- 4.9★ from 861 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 6615 SW McEwan Rd, Lake Oswego, OR 97035
Based in Vancouver, 16 mi away
88/100CR ScoreRanked #21 because of its Google rating and availability: 4.7★ from 2,475 Google reviews, open 24/7.
- 4.7★ from 2,475 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 9502 NE 72nd Ave, Vancouver, WA 98665
Based in Portland, 11 mi away
88/100CR ScoreRanked #22 because of its Google rating and availability: 5.0★ from 149 Google reviews, open 24/7.
- 5.0★ from 149 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 1011 SE Oak St, Portland, OR 97214
Based in Vancouver, 11 mi away
88/100CR ScoreRanked #23 because of its Google rating and availability: 5.0★ from 164 Google reviews, open 24/7.
- 5.0★ from 164 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 10110 NE 11th St, Vancouver, WA 98664
Based in Washougal, 7 mi away
88/100CR ScoreRanked #24 because of its Google rating and availability: 4.8★ from 180 Google reviews, open 24/7.
- 4.8★ from 180 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 2632 E St, Washougal, WA 98671
Based in Vancouver, 15 mi away
88/100CR ScoreRanked #25 because of its Google rating and availability: 4.8★ from 742 Google reviews, open 24/7.
- 4.8★ from 742 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 1112 Daniels St Ste 102-B, Vancouver, WA 98660
Plumbers 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 449 ranked plumbers here; the rest are on their profiles.
Also serving Gresham
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 |
|---|---|---|
| All Terrain Inc | In Gresham | |
| Associated Plumbing Co | In Gresham | |
| ATI Plumbing Inc | 5.0★ (2) | 13 mi |
| Bull Run Plumbing | 5.0★ (2) | 12 mi |
| CWM Services | 5.0★ (2) | 13 mi |
| Drain Quest | 5.0★ (2) | 15 mi |
| Elk Creek Plumbing LLC | 5.0★ (1) | In Gresham |
| Fast General Plumbing West Linn | 3.0★ (2) | 13 mi |
| Ferguson Plumbing Supply | In Gresham | |
| Gardner Plumbing LLC | 3.0★ (2) | 11 mi |
| Go With The Flow Plumbing | 4.9★ (245) | 17 mi |
| Loucks Plumbing LLC | 5.0★ (2) | 18 mi |
| Lovett Inc. | 4.9★ (458) | 11 mi |
| Octopus Project Management | 5.0★ (2) | 13 mi |
| Quality Sales Inc | 3.0★ (2) | 20 mi |
| Razorblade Plumbing LLC | In Gresham | |
| Shawnz' Plumbing | In Gresham | |
| The Service Plumbers Gladstone | 5.0★ (2) | 11 mi |
| VeggieScout Oil LLC - Gresham | In Gresham | |
| Victor's Window Cleaning | 5.0★ (2) | 4 mi |
How much do plumbers cost in Gresham?
National price ranges in USD, not adjusted for Gresham. 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 |
How to check a plumber's license in Oregon
In Oregon, Oregon Construction Contractors Board licenses Construction contractor license plus a plumbing contractor license from the Building Codes Division.
- Search the business name or license number on the Oregon Construction Contractors Board license lookup.
- Check that the status is active and the name matches the contract or truck.
- Ask for proof of insurance before work starts.
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
How we ranked Gresham plumbers
We scored 449 Gresham 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 Gresham 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 |
Plumbers in Gresham: frequently asked questions
Who is the best plumber in Gresham?
By CR Score, the highest-ranked plumber in Gresham, OR is Diligent Plumbing LLC with a CR Score of 92/100. It has 5.0★ from 349 Google reviews. It is open 24/7. Rescue Rooter (#2) and Roto-Rooter Plumbing & Water Cleanup (#3) follow. We ranked 449 plumbers on 8 factors, last updated October 22, 2026.
How many plumbers are there in Gresham?
ContractorsRanked ranks 449 plumbers serving Gresham, OR. 7 of them are based in Gresham; the rest serve it from nearby towns. Another 20 within 25 mi are listed but not ranked yet. Counts are as of October 2026.
Which plumbers in Gresham are open 24/7?
128 ranked plumbers in Gresham post 24/7 hours. The highest-ranked are Diligent Plumbing LLC (#1), Rescue Rooter (#2) and Roto-Rooter Plumbing & Water Cleanup (#3). Hours come from each business's Google listing as of October 2026, so call to confirm.
Which plumbers in Gresham work on weekends?
220 of 449 ranked plumbers post Saturday hours and 170 post Sunday hours. The highest-ranked open Saturdays are Diligent Plumbing LLC (#1), Rescue Rooter (#2) and Roto-Rooter Plumbing & Water Cleanup (#3). Posted hours are office hours; crews may book weekend jobs separately.
How do I check a plumber's license in Oregon?
In Oregon, Oregon Construction Contractors Board handles licensing and covers Construction contractor license plus a plumbing contractor license from the Building Codes Division. Search the business or license number at https://search.ccb.state.or.us/search/.
How much does water heater replacement cost in Gresham?
Water heater replacement typically costs $882 to $1,826, with $1,348 typical (Per unit, installed (unit plus labor); typical range of customer-reported jobs. US national range). This is a national range, not adjusted for Gresham. Prices were last checked October 2026. Get at least two written quotes before you hire.
What Google rating do Gresham plumbers have?
The median Google rating among 449 rated plumbers in Gresham is 4.9★, with a median of 26 reviews. 3 Mountains Home Services has the most, 5,760 reviews, and ranks #19. We adjust ratings for review count, so a few five-star reviews cannot top the list.
How does ContractorsRanked rank plumbers?
Each plumber gets a 0–100 CR Score from 8 published factors, led by reputation (35%), credentials (15%), review volume (10%) and recency (10%). Factors we cannot measure are left out, not scored as zero. Only businesses with a confirmed trade and 3 or more reviews, or a claimed profile, are ranked.
Update log for Gresham
- October 2026: CR Scores recalculated for 449 plumbers serving Gresham.
- October 2026: 6 duplicate listings merged.
More plumbers and Gresham pages
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