61/100CR Score
Ranked #1 because of its Google rating and review volume: 4.8★ from 609 Google reviews.
Best Septic Service Companies in Alum Rock, CA (2026)
41 septic service companies ranked by CR ScoreUpdated 0 paid placements in this rankingHow we rank →
The short answer
- 1
Best overall in Alum Rock: $15 Sewer & Drain Service, CR Score 61/100; 4.8★ from 609 Google reviews; open 24/7.
- 2
Best for emergencies (open 24/7): Elite Rooter, posts 24/7 hours; ranked #2 of 41.
- 2
Most-reviewed: Elite Rooter, 1,298 Google reviews at 4.7★, the most of 41 ranked; ranked #2.
Rankings can't be bought. Contractors can't pay to change their rank or score. How we rank
41 Alum Rock septic service companies are ranked here by CR Score, from ten published factors. 18 are open 24/7, 33 open Saturdays and 24 open Sundays, based on posted hours. The median Google rating is 4.8★ across 41 rated businesses.
Most of this list also appears on the Septic service companies in San Jose ranking. See Septic service companies in San Jose
Top 10 septic service companies in Alum Rock at a glance
| Rank | Business | CR Score | Google rating | Based in | Hours | Best for |
|---|---|---|---|---|---|---|
| 1 | $15 Sewer & Drain Service | 61 | 4.8★ (609) | San Jose, 4 mi away | 24/7 | Overall |
| 2 | Elite Rooter | 60 | 4.7★ (1,298) | San Jose, 4 mi away | 24/7 | Emergencies, Most reviews |
| 3 | Ribbs Plumbing & Sewer | 58 | 4.9★ (409) | San Jose, 5 mi away | Sat | — |
| 4 | PICHANGA PUMPING SERVICE LLC | 57 | 4.9★ (70) | Mountain View, 15 mi away | Sat · Sun | — |
| 5 | Superior Plumbing | 57 | 4.9★ (433) | San Jose, 11 mi away | 24/7 | — |
| 6 | Rayne Plumbing & Sewer Service, Inc. | 56 | 4.5★ (64) | San Jose, 4 mi away | 24/7 | — |
| 7 | Rooter Solutions Plumbers | 55 | 4.9★ (157) | San Jose, 4 mi away | 24/7 | — |
| 8 | Comet Plumbing & Sewer Co. | 55 | 4.9★ (97) | Sunnyvale, 11 mi away | Sat · Sun · Evenings | — |
| 9 | Hydroworks Plumbing | 55 | 5.0★ (27) | Hayward, 24 mi away | 24/7 | — |
| 10 | Platinum Rooter Plumbing and Septic Inc. | 55 | 4.9★ (52) | East Foothills, 14 mi away | 24/7 | — |
The 41 best septic service companies in Alum Rock, 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 Elite Rooter
Based in San Jose, 4 mi away
60/100CR ScoreRanked #2 because of its Google rating and review volume: 4.7★ from 1,298 Google reviews, the most in Alum Rock.
Based in San Jose, 5 mi away
58/100CR ScoreRanked #3 because of its Google rating and review volume: 4.9★ from 409 Google reviews.
Based in Mountain View, 15 mi away
57/100CR ScoreRanked #4 because of its Google rating and trade focus: 4.9★ from 70 Google reviews, listed on Google as “Septic system service”.
Based in San Jose, 11 mi away
57/100CR ScoreRanked #5 because of its Google rating and review volume: 4.9★ from 433 Google reviews.
Based in San Jose, 4 mi away
56/100CR ScoreRanked #6 because of its Google rating and trade focus: 4.5★ from 64 Google reviews, listed on Google as “Plumber”.
Based in San Jose, 4 mi away
55/100CR ScoreRanked #7 because of its Google rating and review volume: 4.9★ from 157 Google reviews.
Based in Sunnyvale, 11 mi away
55/100CR ScoreRanked #8 because of its Google rating and trade focus: 4.9★ from 97 Google reviews, listed on Google as “Plumber”.
Based in Hayward, 24 mi away
55/100CR ScoreRanked #9 because of its Google rating and trade focus: 5.0★ from 27 Google reviews, listed on Google as “Septic system service”.
Based in East Foothills, 14 mi away
55/100CR ScoreRanked #10 because of its Google rating and trade focus: 4.9★ from 52 Google reviews, listed on Google as “Plumber”.
Based in Sunnyvale, 12 mi away
55/100CR ScoreRanked #11 because of its Google rating and review volume: 4.9★ from 137 Google reviews.
Based in Hayward, 22 mi away
55/100CR ScoreRanked #12 because of its Google rating and trade focus: 4.4★ from 34 Google reviews, listed on Google as “Septic system service”.
Based in San Jose, 4 mi away
55/100CR ScoreRanked #13 because of its Google rating and review volume: 4.9★ from 42 Google reviews.
Based in San Jose, 5 mi away
54/100CR ScoreRanked #14 because of its Google rating and trade focus: 4.2★ from 28 Google reviews, listed on Google as “Plumber”.
#15 Bailey Plumbing
Based in Los Gatos, 12 mi away
54/100CR ScoreRanked #15 because of its Google rating and review volume: 4.9★ from 109 Google reviews.
Based in San Jose, 7 mi away
54/100CR ScoreRanked #16 because of its Google rating and trade focus: 5.0★ from 26 Google reviews, listed on Google as “Septic system service”.
Based in Campbell, 6 mi away
54/100CR ScoreRanked #17 because of its Google rating and trade focus: 4.7★ from 12 Google reviews, listed on Google as “Plumber”.
Based in Santa Clara, 7 mi away
54/100CR ScoreRanked #18 because of its Google rating and review volume: 5.0★ from 154 Google reviews.
Based in Fremont, 9 mi away
53/100CR ScoreRanked #19 because of its Google rating and trade focus: 4.1★ from 26 Google reviews, listed on Google as “Plumber”.
#20 Bailey Plumbing
Based in Morgan Hill, 19 mi away
53/100CR ScoreRanked #20 because of its Google rating and review volume: 4.6★ from 328 Google reviews.
Based in Atherton, 5 mi away
53/100CR ScoreRanked #21 because of its Google rating and trade focus: 4.3★ from 6 Google reviews, listed on Google as “Plumber”.
Based in San Jose, 1 mi away
53/100CR ScoreRanked #22 because of its Google rating and trade focus: 4.7★ from 23 Google reviews, listed on Google as “Plumber”.
Based in San Jose, 5 mi away
53/100CR ScoreRanked #23 because of its Google rating and trade focus: 4.9★ from 71 Google reviews, listed on Google as “Plumber”.
Based in San Jose, 5 mi away
52/100CR ScoreRanked #24 because of its Google rating and review volume: 4.6★ from 66 Google reviews.
Based in San Jose, 6 mi away
52/100CR ScoreRanked #25 because of its Google rating and trade focus: 3.2★ from 31 Google reviews, listed on Google as “Septic system service”.
How we ranked Alum Rock septic service companies
We scored 41 Alum Rock septic service companies 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 November 3, 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 Alum Rock 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 |
Septic service companies in Alum Rock: frequently asked questions
Who is the best septic service company in Alum Rock?
By CR Score, the highest-ranked septic service company in Alum Rock, CA is $15 Sewer & Drain Service with a CR Score of 61/100. It has 4.8★ from 609 Google reviews. It is open 24/7. Elite Rooter (#2) and Ribbs Plumbing & Sewer (#3) follow. We ranked 41 septic service companies on ten factors, last updated November 3, 2026.
How many septic service companies are there in Alum Rock?
ContractorsRanked ranks 41 septic service companies serving Alum Rock, CA. Counts are as of November 2026.
Which septic service companies in Alum Rock are open 24/7?
18 ranked septic service companies in Alum Rock post 24/7 hours. The highest-ranked are $15 Sewer & Drain Service (#1), Elite Rooter (#2) and Superior Plumbing (#5). Hours come from each business's Google listing as of November 2026, so call to confirm.
Which septic service companies in Alum Rock work on weekends?
33 of 41 ranked septic service companies post Saturday hours and 24 post Sunday hours. The highest-ranked open Saturdays are $15 Sewer & Drain Service (#1), Elite Rooter (#2) and Ribbs Plumbing & Sewer (#3). Posted hours are office hours; crews may book weekend jobs separately.
What Google rating do Alum Rock septic service companies have?
The median Google rating among 41 rated septic service companies in Alum Rock is 4.8★, with a median of 34 reviews. Elite Rooter has the most, 1,298 reviews, and ranks #2. We adjust ratings for review count, so a few five-star reviews cannot top the list.
How does ContractorsRanked rank septic service companies?
Each septic service company 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.
Do septic service companies outside Alum Rock count in this ranking?
Yes, if they are within 25 mi of the Alum Rock city center, our service radius for septic service companies. Each listing shows where the business is based and how far away it is. Proximity is 5% of the CR Score, so a nearby business gets a small edge.
Can septic service companies pay to rank higher on ContractorsRanked?
No. The CR Score never reads payment status, and this ranking has 0 paid placements. Up to 3 Featured businesses may appear above the list, labelled Featured and showing their honest rank.
Update log for Alum Rock
- November 2026: CR Scores recalculated for 41 septic service companies serving Alum Rock.
More septic service companies and Alum Rock pages
Septic service companies near Alum Rock
- Septic service companies in San Jose, CA45 ranked
- Septic service companies in Communications Hill, CA41 ranked
- Septic service companies in Milpitas, CA51 ranked
- Septic service companies in Santa Clara, CA51 ranked
- Septic service companies in Campbell, CA43 ranked
- Septic service companies in Sunnyvale, CA54 ranked
- Septic service companies in Cupertino, CA53 ranked
- Septic service companies in Los Gatos, CA44 ranked
- Septic service companies in Saratoga, CA45 ranked
- Septic service companies in Mountain View, CA56 ranked
Other trades in Alum Rock
- Roofers in Alum Rock591 ranked
- Plumbers in Alum Rock502 ranked
- Electricians in Alum Rock362 ranked
- HVAC contractors in Alum Rock465 ranked
- General contractors in Alum Rock670 ranked
- Painters in Alum Rock170 ranked
- Landscapers in Alum Rock200 ranked
- Handymen in Alum Rock87 ranked
- Kitchen remodelers in Alum Rock393 ranked
- Bathroom remodelers in Alum Rock363 ranked
- Flooring contractors in Alum Rock216 ranked
- Tile installers in Alum Rock61 ranked
- Drywall contractors in Alum Rock33 ranked
- Concrete contractors in Alum Rock214 ranked
- Fence contractors in Alum Rock112 ranked
- Deck builders in Alum Rock73 ranked
- Siding contractors in Alum Rock67 ranked
- Window installers in Alum Rock244 ranked
- Gutter installers in Alum Rock157 ranked
- Insulation contractors in Alum Rock72 ranked
- Solar installers in Alum Rock260 ranked
- Garage door repair companies in Alum Rock158 ranked
- Foundation repair companies in Alum Rock83 ranked
- Tree services in Alum Rock220 ranked
- Masonry contractors in Alum Rock90 ranked
- Water damage restoration companies in Alum Rock313 ranked
- Home builders in Alum Rock425 ranked
- Demolition contractors in Alum Rock58 ranked
- Window cleaners in Alum Rock93 ranked
- Pressure washing companies in Alum Rock83 ranked
- Pest control companies in Alum Rock168 ranked
- Paving contractors in Alum Rock126 ranked
- Auto glass repair shops in Alum Rock209 ranked
- Excavating contractors in Alum Rock57 ranked
- Pool builders in Alum Rock174 ranked
- All contractors in Alum Rock