65/100CR Score
Ranked #1 because of its Google rating and trade focus: 5.0★ from 1,379 Google reviews, listed on Google as “Plumber”.
- 5.0★ from 1,379 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 13306 SE 30th St, Bellevue, WA 98005
Best Plumbers in Issaquah, WA (2026)
563 plumbers ranked by CR ScoreUpdated 0 paid placements in this rankingHow we rank →
The short answer
- 1
Best overall in Issaquah: Homeservice Plumbers, CR Score 65/100; 5.0★ from 1,379 Google reviews; open 24/7.
- 2
Best for emergencies (open 24/7): Ready Rooter, posts 24/7 hours; ranked #2 of 563.
- 27
Most-reviewed: South West Plumbing, Heating, Air, & Electric, 5,204 Google reviews at 4.6★, the most of 563 ranked; ranked #27.
Rankings can't be bought. Contractors can't pay to change their rank or score. How we rank
563 Issaquah plumbers are ranked here by CR Score, from ten published factors. 262 are open 24/7, 406 open Saturdays and 333 open Sundays, based on posted hours. The median Google rating is 4.9★ across 563 rated businesses.
Top 10 plumbers in Issaquah at a glance
| Rank | Business | CR Score | Google rating | Based in | Hours | Best for |
|---|---|---|---|---|---|---|
| 1 | Homeservice Plumbers | 65 | 5.0★ (1,379) | Bellevue, 7 mi away | 24/7 | Overall |
| 2 | Ready Rooter | 65 | 4.9★ (1,621) | Bellevue, 7 mi away | 24/7 | Emergencies |
| 3 | Mr. Rooter Plumbing of Seattle | 63 | 4.8★ (2,646) | Seattle, 13 mi away | 24/7 | — |
| 4 | American Rooter Sewer & Drain Service LLC | 63 | 5.0★ (316) | Bellevue, 7 mi away | 24/7 | — |
| 5 | Roto-Rooter Plumbing & Water Cleanup | 63 | 4.8★ (613) | Renton, 7 mi away | 24/7 | — |
| 6 | Lighthouse Plumbing | 63 | 5.0★ (268) | City of Sammamish, 7 mi away | 24/7 | — |
| 7 | Roto-Rooter Plumbing & Water Cleanup | 62 | 4.7★ (1,021) | Bellevue, 8 mi away | 24/7 | — |
| 8 | Washington Rooter Sewer & Drain Service LLC | 62 | 5.0★ (310) | Bellevue, 8 mi away | 24/7 | — |
| 9 | Eastside Plumbing, Sewer, Septic, Electric, Heating & Air - Issaquah | 62 | 4.9★ (98) | Issaquah | 24/7 | — |
| 10 | Express Repiping: Repipe Specialists Seattle, Pierce County, Snohomish county WA | 61 | 5.0★ (122) | Alderwood Manor, 6 mi away | 24/7 | — |
The 563 best plumbers in Issaquah, ranked
Ordered by CR Score, a 0–100 score from ten published factors. Paid placement never changes the order.
Scores below: based on 8 of 10 factors; credentials and recency not yet collected. Hatched segments mark factors we don't have yet.
#2 Ready Rooter
Based in Bellevue, 7 mi away
65/100CR ScoreRanked #2 because of its Google rating and trade focus: 4.9★ from 1,621 Google reviews, listed on Google as “Plumber”.
- 4.9★ from 1,621 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 13222 SE 30th St Suite A-1, Bellevue, WA 98005
Based in Seattle, 13 mi away
63/100CR ScoreRanked #3 because of its Google rating and trade focus: 4.8★ from 2,646 Google reviews, listed on Google as “Plumber”.
- 4.8★ from 2,646 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 2000 S 116th St, Seattle, WA 98168
Based in Bellevue, 7 mi away
63/100CR ScoreRanked #4 because of its Google rating and trade focus: 5.0★ from 316 Google reviews, listed on Google as “Plumber”.
- 5.0★ from 316 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 1623 151st Ave SE, Bellevue, WA 98007
Based in Renton, 7 mi away
63/100CR ScoreRanked #5 because of its Google rating and trade focus: 4.8★ from 613 Google reviews, listed on Google as “Plumber”.
- 4.8★ from 613 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 4508 NE 4th St Ste A, Renton, WA 98059
Based in City of Sammamish, 7 mi away
63/100CR ScoreRanked #6 because of its Google rating and trade focus: 5.0★ from 268 Google reviews, listed on Google as “Plumber”.
- 5.0★ from 268 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 4206 336th Pl SE suite #1, Fall City, WA 98024
Based in Bellevue, 8 mi away
62/100CR ScoreRanked #7 because of its Google rating and trade focus: 4.7★ from 1,021 Google reviews, listed on Google as “Plumber”.
- 4.7★ from 1,021 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 1130 140th Ave NE Ste. 300, Bellevue, WA 98005
Based in Bellevue, 8 mi away
62/100CR ScoreRanked #8 because of its Google rating and trade focus: 5.0★ from 310 Google reviews, listed on Google as “Plumber”.
- 5.0★ from 310 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 2018 156th Ave NE Suite 100 Bldg. F, Bellevue, WA 98007
Based in Issaquah
62/100CR ScoreRanked #9 because of its Google rating and trade focus: 4.9★ from 98 Google reviews, listed on Google as “Plumber”.
- 4.9★ from 98 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 55 1st Ave NW, Issaquah, WA 98027
Based in Alderwood Manor, 6 mi away
61/100CR ScoreRanked #10 because of its Google rating and trade focus: 5.0★ from 122 Google reviews, listed on Google as “Plumber”.
- 5.0★ from 122 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
Based in Seattle, 16 mi away
61/100CR ScoreRanked #11 because of its Google rating and trade focus: 4.8★ from 3,274 Google reviews, listed on Google as “Plumber”.
- 4.8★ from 3,274 Google reviews
- Hours
- Mon–Fri 6 AM–8:30 PM · Sat–Sun 7 AM–8 PM
- Address
- 2401 SW Alaska St, Seattle, WA 98106
Based in Seattle, 19 mi away
61/100CR ScoreRanked #12 because of its Google rating and trade focus: 4.9★ from 3,532 Google reviews, listed on Google as “Plumber”.
- 4.9★ from 3,532 Google reviews
- Hours
- Mon–Sun 3 AM–11 PM
- Address
- 2208 NW Market St #316a, Seattle, WA 98107
Based in Woodinville, 16 mi away
61/100CR ScoreRanked #13 because of its Google rating and trade focus: 4.9★ from 2,100 Google reviews, listed on Google as “Plumber”.
- 4.9★ from 2,100 Google reviews
- Hours
- Mon–Fri 7 AM–7 PM · Sat–Sun 8 AM–5 PM
- Address
- 16120 Redmond - Woodinville Rd NE, Woodinville, WA 98072
Based in Auburn, 3 mi away
61/100CR ScoreRanked #14 because of its Google rating and trade focus: 5.0★ from 63 Google reviews, listed on Google as “Plumber”.
- 5.0★ from 63 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
#15 Kirkland Rooter
Based in Kirkland, 15 mi away
61/100CR ScoreRanked #15 because of its Google rating and trade focus: 4.9★ from 510 Google reviews, listed on Google as “Plumber”.
- 4.9★ from 510 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 9827 NE 120th Pl, Kirkland, WA 98034
#16 Rescue Rooter
Based in Pacific, 22 mi away
61/100CR ScoreRanked #16 because of its Google rating and trade focus: 4.8★ from 1,735 Google reviews, listed on Google as “Plumber”.
- 4.8★ from 1,735 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 175A Roy Rd SW Suite 101, Pacific, WA 98047
Based in Renton, 7 mi away
61/100CR ScoreRanked #17 because of its Google rating and trade focus: 4.5★ from 418 Google reviews, listed on Google as “Plumber”.
- 4.5★ from 418 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 351 Union Ave NE, Renton, WA 98059
Based in Redmond, 11 mi away
60/100CR ScoreRanked #18 because of its Google rating and trade focus: 4.8★ from 231 Google reviews, listed on Google as “Plumber”.
- 4.8★ from 231 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 16770 NE 79th St Suite 201, Redmond, WA 98052
#19 1-Tom-Plumber
Based in Woodinville, 18 mi away
60/100CR ScoreRanked #19 because of its Google rating and trade focus: 4.9★ from 458 Google reviews, listed on Google as “Plumber”.
- 4.9★ from 458 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 20109 144th Ave NE, Woodinville, WA 98072
#20 Septic Response
Based in Kirkland, 13 mi away
60/100CR ScoreRanked #20 because of its Google rating and trade focus: 4.9★ from 213 Google reviews, listed on Google as “Plumber”.
- 4.9★ from 213 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 672 7th Ave, Kirkland, WA 98033
#21 Rescue Rooter
Based in Renton, 9 mi away
60/100CR ScoreRanked #21 because of its Google rating and trade focus: 4.7★ from 197 Google reviews, listed on Google as “Plumber”.
- 4.7★ from 197 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 707 S Grady Way, Renton, WA 98057
Based in Seattle, 18 mi away
60/100CR ScoreRanked #22 because of its Google rating and trade focus: 5.0★ from 319 Google reviews, listed on Google as “Plumber”.
- 5.0★ from 319 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 1141 NW 53rd St, Seattle, WA 98107
Based in Seattle, 17 mi away
60/100CR ScoreRanked #23 because of its Google rating and trade focus: 4.7★ from 716 Google reviews, listed on Google as “Plumber”.
- 4.7★ from 716 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 1817 Queen Anne Ave N # 312, Seattle, WA 98109
Based in Seattle, 19 mi away
60/100CR ScoreRanked #24 because of its Google rating and trade focus: 4.8★ from 636 Google reviews, listed on Google as “Plumber”.
- 4.8★ from 636 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 4778 Shilshole Ave NW, Seattle, WA 98107
Based in Kent, 14 mi away
60/100CR ScoreRanked #25 because of its Google rating and trade focus: 4.9★ from 208 Google reviews, listed on Google as “Plumber”.
- 4.9★ from 208 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 600 Central Ave S, Kent, WA 98032
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 563 ranked plumbers here; the rest are on their profiles.
Also serving Issaquah
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 |
|---|---|---|
| 365 Plumbing | 4.6★ (75) | 7 mi |
| All Service Plumbing & Contrac | 5.0★ (2) | 12 mi |
| Best Plumbing | 4.6★ (787) | 18 mi |
| Brike Construction and Excavation | 5.0★ (2) | 4 mi |
| Fischer Plumbing | 5.0★ (2) | 14 mi |
| George Gas Piping | In Issaquah | |
| I Need A Plumber Now and Sewer Services | 5.0★ (2) | 7 mi |
| Love Plumbing & Remodel | 5.0★ (2) | 7 mi |
| Maple Valley Plumbers | 3.5★ (2) | 10 mi |
| Neptune Plumbing | 5.0★ (2) | 11 mi |
| Pac West Pipeworks | 5.0★ (2) | 13 mi |
| Plumbing America | 4.5★ (2) | 6 mi |
| Roto-Rooter Plumbing & Water Cleanup | 4.7★ (1,161) | 23 mi |
| Rudys Plumbing Inc. | 3.0★ (2) | 10 mi |
| Shalom Plumbing | 5.0★ (80) | 13 mi |
| The Plumbing Joint Inc. | 5.0★ (2) | 9 mi |
| Wadleigh Water and Sewer | 5.0★ (2) | 7 mi |
| Watson Dave | 5.0★ (2) | 13 mi |
| Western Mechanical | 4.0★ (2) | 15 mi |
| Winners In-C | 4.5★ (2) | 12 mi |
How much do plumbers cost in Issaquah?
National price ranges in USD, not adjusted for Issaquah. 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 Washington
In Washington, Washington State Department of Labor & Industries licenses Contractor registration and plumber certificates.
- Search the business name or license number on the Washington State Department of Labor & Industries 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 Issaquah plumbers
We scored 563 Issaquah 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 Issaquah 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 |
Plumbers in Issaquah: frequently asked questions
Who is the best plumber in Issaquah?
By CR Score, the highest-ranked plumber in Issaquah, WA is Homeservice Plumbers with a CR Score of 65/100. It has 5.0★ from 1,379 Google reviews. It is open 24/7. Ready Rooter (#2) and Mr. Rooter Plumbing of Seattle (#3) follow. We ranked 563 plumbers on ten factors, last updated October 22, 2026.
How many plumbers are there in Issaquah?
ContractorsRanked ranks 563 plumbers serving Issaquah, WA. 1 of them is based in Issaquah; 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 Issaquah are open 24/7?
262 ranked plumbers in Issaquah post 24/7 hours. The highest-ranked are Homeservice Plumbers (#1), Ready Rooter (#2) and Mr. Rooter Plumbing of Seattle (#3). Hours come from each business's Google listing as of October 2026, so call to confirm.
Which plumbers in Issaquah work on weekends?
406 of 563 ranked plumbers post Saturday hours and 333 post Sunday hours. The highest-ranked open Saturdays are Homeservice Plumbers (#1), Ready Rooter (#2) and Mr. Rooter Plumbing of Seattle (#3). Posted hours are office hours; crews may book weekend jobs separately.
How do I check a plumber's license in Washington?
In Washington, Washington State Department of Labor & Industries handles licensing and covers Contractor registration and plumber certificates. Search the business or license number at https://secure.lni.wa.gov/verify/.
How much does water heater replacement cost in Issaquah?
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 Issaquah. Prices were last checked October 2026. Get at least two written quotes before you hire.
What Google rating do Issaquah plumbers have?
The median Google rating among 563 rated plumbers in Issaquah is 4.9★, with a median of 26 reviews. South West Plumbing, Heating, Air, & Electric has the most, 5,204 reviews, and ranks #27. 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 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.
Update log for Issaquah
- October 2026: CR Scores recalculated for 563 plumbers serving Issaquah.
- October 2026: 3 duplicate listings merged.
More plumbers and Issaquah pages
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Other trades in Issaquah
- Roofers in Issaquah1136 ranked
- Electricians in Issaquah508 ranked
- HVAC contractors in Issaquah484 ranked
- General contractors in Issaquah1332 ranked
- Painters in Issaquah438 ranked
- Landscapers in Issaquah317 ranked
- Handymen in Issaquah153 ranked
- Kitchen remodelers in Issaquah681 ranked
- Bathroom remodelers in Issaquah667 ranked
- Flooring contractors in Issaquah437 ranked
- Tile installers in Issaquah128 ranked
- Drywall contractors in Issaquah27 ranked
- Concrete contractors in Issaquah271 ranked
- Fence contractors in Issaquah250 ranked
- Deck builders in Issaquah400 ranked
- Siding contractors in Issaquah354 ranked
- Window installers in Issaquah355 ranked
- Gutter installers in Issaquah325 ranked
- Insulation contractors in Issaquah145 ranked
- Solar installers in Issaquah65 ranked
- Garage door repair companies in Issaquah228 ranked
- Foundation repair companies in Issaquah132 ranked
- Tree services in Issaquah273 ranked
- Masonry contractors in Issaquah182 ranked
- Water damage restoration companies in Issaquah499 ranked
- Home builders in Issaquah611 ranked
- Demolition contractors in Issaquah100 ranked
- All contractors in Issaquah