Analyzing 7,135,4157.1M ReviewsFor 20,29120.3K Experts
We graded 8 companies on seven things customers actually report: satisfaction, reliability, workmanship, value, momentum, track record and how owners handle complaints.
From 18,285 Google reviews of 24 top-rated sump pump repair services nationwide; 8 of them in Round Rock, TX. Updated November 2, 2026.
Pick the job — we re-rank companies by how customers rated that exact job.
Experts Score 0–100Experts Score (0–100)Absolute quality first: recency-weighted star average (≈54%), share of 1–2★ reviews (≈24%), customers’ price verdicts (≈14%), owner replies to critical reviews (≈7%); minus up to 10 points each for complaints flagged in Google review highlights and for a real slide in recent ratings. Hover a company’s score on its page for the full breakdown. and a letter grade per factor (A = top 20% of sump pump repair services).
| # | Company | ScoreExperts Score (0–100)Absolute quality first: recency-weighted star average (≈54%), share of 1–2★ reviews (≈24%), customers’ price verdicts (≈14%), owner replies to critical reviews (≈7%); minus up to 10 points each for complaints flagged in Google review highlights and for a real slide in recent ratings. Hover a company’s score on its page for the full breakdown. | FactorsFactor grades, in orderSatisfaction (54%): Recency-weighted star average (2-year half-life), shrunk toward the category mean by review volume; the company’s own lifetime average as the prior; absolute: 4.0★ = 0, 5★ = 100.Reliability (24%): How rarely jobs go badly: share of 1–2★ reviews — 60% the last 24 months (or the 20 newest if fewer), 40% all-time; 0% = 100, 15%+ = 0; the category percentile can only raise it.Craft & service (0%): Google review highlights: Quality, Professionalism, Responsiveness, Punctuality — how rarely reviewers flag them as a negative, per review since highlights began; 0% = 100, 5%+ = 0. Subtracted from the score (up to −10), never averaged in — clean highlights are the norm, not a bonus.Value (14%): Customers’ own price verdicts (Great / Reasonable vs Overpriced) and Value highlights; 65% absolute (all “reasonable” ≈ 80, “great” = 100), the category percentile can only raise it.Momentum (0%): Penalises only a real slide: last-12-month average below lifetime (−0.5★ = 0). Still 4.8★+ over the last year, or steady/improving = 100. Subtracted from the score (up to −10), never averaged in.Replies to reviews (7%): How often the owner publicly replies to reviews under 5★ (1–4★). Needs 3+ such reviews, otherwise not counted; 65% absolute (80%+ replied = 100), the category percentile can only raise it.One letter per factor score: A = 80+, B = 60–79, C = 40–59, D = 20–39, F = below 20. | ★Google star rating as shown on Google Maps. | Typical billMedian bill customers of this company reported in their reviews (needs 3+ priced reviews). |
|---|---|---|---|---|---|
| 1 |  ROD Plumbing IncRound Rock, TX | A 100How the Experts Score is calculatedEach factor is scored 0–100 on absolute terms (standing in the category can only raise it), then weighted; problems flagged in review highlights or a recent slide in ratings are subtracted:Satisfaction 59%100+58.7Reliability 26%100+26.1Value 15%100+15.2Experts Score= 100Not enough data for replies to reviews; its weight is shared by the others.Grade A: A = 80+, B = 60–79, C = 40–59, D = 20–39. Needs 10+ reviews. | AA–AA– | 5.00 | $292 |
| 2 |  Johnny Pipes PlumbingRound Rock, TX | A 99How the Experts Score is calculatedEach factor is scored 0–100 on absolute terms (standing in the category can only raise it), then weighted; problems flagged in review highlights or a recent slide in ratings are subtracted:Satisfaction 59%99+58.1Reliability 26%98+25.6Value 15%100+15.2Experts Score= 99Not enough data for replies to reviews; its weight is shared by the others.Grade A: A = 80+, B = 60–79, C = 40–59, D = 20–39. Needs 10+ reviews. | AAAAA– | 4.99 | — |
| 3 |  O & M Plumbing Services, Inc.Round Rock, TX | A 94How the Experts Score is calculatedEach factor is scored 0–100 on absolute terms (standing in the category can only raise it), then weighted; problems flagged in review highlights or a recent slide in ratings are subtracted:Satisfaction 55%94+51.3Reliability 24%94+22.8Value 14%100+14.1Replies to reviews 7%94+6.6Craft & service penalty90−1Experts Score= 94Grade A: A = 80+, B = 60–79, C = 40–59, D = 20–39. Needs 10+ reviews. | AAAAAA | 4.93 | $417 |
| 4 |  Aloha Plumbing LLCRound Rock, TX | A 90How the Experts Score is calculatedEach factor is scored 0–100 on absolute terms (standing in the category can only raise it), then weighted; problems flagged in review highlights or a recent slide in ratings are subtracted:Satisfaction 55%88+48Reliability 24%86+20.8Value 14%100+14.1Replies to reviews 7%100+7.1Craft & service penalty95−0.5Experts Score= 90Grade A: A = 80+, B = 60–79, C = 40–59, D = 20–39. Needs 10+ reviews. | AAAAAA | 4.89 | $548 |
| 5 |  Spot-On PlumbingRound Rock, TX | A 89How the Experts Score is calculatedEach factor is scored 0–100 on absolute terms (standing in the category can only raise it), then weighted; problems flagged in review highlights or a recent slide in ratings are subtracted:Satisfaction 55%90+49.1Reliability 24%87+21.1Value 14%86+12.2Replies to reviews 7%100+7.1Experts Score= 89Grade A: A = 80+, B = 60–79, C = 40–59, D = 20–39. Needs 10+ reviews. | AAAAAA | 4.91 | $680 |
| 6 |  JustUs PlumbingRound Rock, TX | A 86How the Experts Score is calculatedEach factor is scored 0–100 on absolute terms (standing in the category can only raise it), then weighted; problems flagged in review highlights or a recent slide in ratings are subtracted:Satisfaction 55%90+49.1Reliability 24%89+21.6Value 14%100+14.1Replies to reviews 7%43+3Craft & service penalty80−2Experts Score= 86Grade A: A = 80+, B = 60–79, C = 40–59, D = 20–39. Needs 10+ reviews. | AAAAAC | 4.87 | $432 |
| 7 |  Crow's Plumbing ServiceRound Rock, TX | A 82How the Experts Score is calculatedEach factor is scored 0–100 on absolute terms (standing in the category can only raise it), then weighted; problems flagged in review highlights or a recent slide in ratings are subtracted:Satisfaction 55%84+45.8Reliability 24%78+18.9Value 14%100+14.1Replies to reviews 7%100+7.1Craft & service penalty90−1Momentum penalty69−3.1Experts Score= 82Grade A: A = 80+, B = 60–79, C = 40–59, D = 20–39. Needs 10+ reviews. | ABAABA | 4.86 | $506 |
| 8 |  Beyond Wow Plumbing & DrainsRound Rock, TX | B 72How the Experts Score is calculatedEach factor is scored 0–100 on absolute terms (standing in the category can only raise it), then weighted; problems flagged in review highlights or a recent slide in ratings are subtracted:Satisfaction 55%79+43.1Reliability 24%53+12.8Value 14%100+14.1Replies to reviews 7%100+7.1Craft & service penalty96−0.4Momentum penalty54−4.6Experts Score= 72Grade B: A = 80+, B = 60–79, C = 40–59, D = 20–39. Needs 10+ reviews. | BCAACA | 4.86 | $898 |
What customers paid, from the price Google asks reviewers to report.
| Job | Low25th percentile: 1 in 4 customers paid less than this. | TypicalMedian of the bill customers reported in their Google review (Google asks reviewers for a price range; we use the middle of each range). | High75th percentile: 1 in 4 customers paid more than this. | FairOf customers who rated the price, the share who chose “Great price” or “Reasonable” rather than “Overpriced”. |
|---|---|---|---|---|
| Drain cleaning | $248 | $340 | $493 | 96% |
| Toilet repair | $248 | $353 | $559 | 95% |
| Plumbing pipe repair | $278 | $517 | $1.2k | 97% |
| Plumbing leak detection | $228 | $325 | $542 | 96% |
| Water heater installation | $1.2k | $1.9k | $2.8k | 99% |
| Faucet repair | $228 | $366 | $645 | 94% |
| Plumbing leak repair | $251 | $383 | $654 | 96% |
| Water heater repair | $246 | $383 | $706 | 95% |
| Faucet installation | $305 | $429 | $645 | 95% |
| Shower repair | $251 | $351 | $478 | 97% |
| Outdoor plumbing system repair | $261 | $745 | $2.2k | 98% |
| Toilet installation | $463 | $680 | $1.2k | 98% |
How the 8 sump pump repair services we rated in Round Rock, TX compare, and what customers praise most.
A = score 80+, F = below 20.
Average stars per company.
Share of Google review highlights.
All price verdicts left with reviews.
Share calling it great / reasonable / overpriced.
Satisfaction (54%) — Recency-weighted star average (2-year half-life), shrunk toward the category mean by review volume; the company’s own lifetime average as the prior; absolute: 4.0★ = 0, 5★ = 100.
Reliability (24%) — How rarely jobs go badly: share of 1–2★ reviews — 60% the last 24 months (or the 20 newest if fewer), 40% all-time; 0% = 100, 15%+ = 0; the category percentile can only raise it.
Craft & service (penalty, up to −10) — Google review highlights: Quality, Professionalism, Responsiveness, Punctuality — how rarely reviewers flag them as a negative, per review since highlights began; 0% = 100, 5%+ = 0. Subtracted from the score (up to −10), never averaged in — clean highlights are the norm, not a bonus.
Value (14%) — Customers’ own price verdicts (Great / Reasonable vs Overpriced) and Value highlights; 65% absolute (all “reasonable” ≈ 80, “great” = 100), the category percentile can only raise it.
Momentum (penalty, up to −10) — Penalises only a real slide: last-12-month average below lifetime (−0.5★ = 0). Still 4.8★+ over the last year, or steady/improving = 100. Subtracted from the score (up to −10), never averaged in.
Replies to reviews (7%) — How often the owner publicly replies to reviews under 5★ (1–4★). Needs 3+ such reviews, otherwise not counted; 65% absolute (80%+ replied = 100), the category percentile can only raise it.
The 10 best-rated sump pump repair services in Round Rock, TX average 4.9★ on Google across 6,605 reviews. Austin's Greatest Plumbing has the top rating (5.0★), and Crow's Plumbing Service has the most reviews (2,222). Updated November 1, 2026.
10 companies that meet our bar: rated 4.5★ or higher on Google, with a meaningful review history (6,605 reviews combined) and currently operating. Request a call back and the company will phone you directly.
“Star and Jonathan are awesome! They got us fixed right up. When they were checking the water flow, they realized another issue and fixed it right away - even when it would’ve been easier for them to glaze over it…” — Google review
“Easy to schedule online, follow up was quick and they were able to work within my limited availability. Tyler was terrific! Knowledgeable, professional, friendly, and efficient. Would definitely recommend this company!” — Google review
“Definitely use Crow’s plumbing for your needs — they’ll take care of your plumbing and walk you through the process!” — Google review
“I had a water line leak next to the water meeter. Karson Kurten with Justus Plumbing came out and did the repairs on the water line. He replaced teethe pressure valve. Very knowledgeable young man that knows his job.…” — Google review
“They came out and were very trustworthy to me! I had another company that told me I needed a new unit. But when they came out and inspected it I only needed it flushed out. I will always call them for my plumbing…” — Google review
“Again these guys saved the day. I can’t recommend them enough. They are extremely professional and make dealing with an emergency way less stressful. They are the best.” — Google review
“I highly recommend this company!! Honest to the core. Called them to fix a plumbing back up and they were able to arrive the same day. The water had drained on its own. Stoppage pushed through on its own. They…” — Google review
“Jesse from Beyond Wow has just been a pleasure from the very start of our incident. Nobody is in a good place when they need to call a plumbing team, but when you do I hope you call Beyond Wow and get a man like…” — Google review
“I have trusted Aloha Plumbing for all my plumbing needs for a few years now. They are always able to get me schedule quickly. They are always professional and communicate with me throughout the repair. I LOVE THIS…” — Google review
“They are the kindest and most respectful guys. They show you the issue and what to look out for with future issues. Very respectful of your space and as quiet as they can be doing plumbing. Also they are hilarious…” — Google review
We scan Google Maps for sump pump repair service listings in and around Round Rock, keep only open businesses whose main category matches the service, and require a Google rating of at least 4.5 from at least 20 reviews. Companies are ordered by a confidence-weighted score that balances rating and review volume. We do not accept payment for placement.
Austin's Greatest Plumbing has the highest Google rating on our Round Rock list: 5.0 out of 5 from 339 reviews (as of November 1, 2026).
Crow's Plumbing Service has the most Google reviews among the companies listed here: 2,222, with a 4.9★ average.
Only open Round Rock-area businesses whose Google category matches the service, rated at least 4.5★ from at least 20 Google reviews. They are ordered by a confidence-weighted score of rating and review volume. Placement is never paid.
Also in Round Rock: Paralegals · Fitness Studios
Analyzing 7,135,4157.1M ReviewsFor 20,29120.3K Experts