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Best Septic Service Companies in Lawndale, CA (2026)

112 septic service companies ranked by CR ScoreUpdated 0 paid placements in this rankingHow we rank →

The short answer

  1. 1

    Best overall in Lawndale: ARS/Rescue Rooter Plumbing Sewer Drains, CR Score 61/100; 4.7★ from 649 Google reviews; open 24/7.

  2. 2

    Best for emergencies (open 24/7): Mr. Rooter Plumbing of Long Beach, posts 24/7 hours; ranked #2 of 112.

  3. 2

    Most-reviewed: Mr. Rooter Plumbing of Long Beach, 1,140 Google reviews at 4.9★, the most of 112 ranked; ranked #2.

Rankings can't be bought. Contractors can't pay to change their rank or score. How we rank

112 Lawndale septic service companies are ranked here by CR Score, from ten published factors. 57 are open 24/7, 96 open Saturdays and 74 open Sundays, based on posted hours. The median Google rating is 4.9★ across 112 rated businesses.

Top 10 septic service companies in Lawndale at a glance

Top 10 septic service companies in Lawndale at a glance
RankBusinessCR ScoreGoogle ratingBased inHoursBest for
1ARS/Rescue Rooter Plumbing Sewer Drains614.7★ (649)Costa Mesa, 3 mi away24/7Overall
2Mr. Rooter Plumbing of Long Beach594.9★ (1,140)Long Beach, 11 mi away24/7Emergencies, Most reviews
3Valley Sanitation LLC584.7★ (26)Lancaster, 9 mi away24/7—
4Sewer Inspections & Repairs Inc585.0★ (125)Van Nuys, 10 mi away24/7—
5Legacy Sewer and Drain584.9★ (156)Signal Hill, 12 mi away24/7—
6All in Sanitation | Grease Trap Cleaning | Septic Pumping575.0★ (13)Los Angeles, 12 mi away24/7—
7Fanti Sewer & Drains575.0★ (102)Cerritos, 15 mi away24/7—
8Drainiacs Sewer and Drain574.8★ (295)Whittier, 19 mi away24/7—
9Sewer Pros574.9★ (110)Carson, 8 mi awaySat · Sun—
10THE DRAIN CO.564.9★ (434)North Hills, 16 mi away24/7—

The 112 best septic service companies in Lawndale, 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.

  1. Based in Cerritos, 15 mi away

    57/100CR Score

    Ranked #7 because of its Google rating and trade focus: 5.0★ from 102 Google reviews, listed on Google as “Plumber”.

    • 5.0★ from 102 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    18000 Studebaker Rd # 700, Cerritos, CA 90703
  2. Based in Carson, 8 mi away

    57/100CR Score

    Ranked #9 because of its Google rating and trade focus: 4.9★ from 110 Google reviews, listed on Google as “Plumber”.

    • 4.9★ from 110 Google reviews
    Hours
    Mon–Sun 9 AM–5 PM
    Address
    25950 Belle Porte Ave Unit #1, Harbor City, CA 90710
  3. Based in Los Angeles, 10 mi away

    56/100CR Score

    Ranked #11 because of its Google rating and trade focus: 4.8★ from 17 Google reviews, listed on Google as “Septic system service”.

    • 4.8★ from 17 Google reviews
    Hours
    Mon–Wed 8 AM–7 PM · Thu 8 AM–3 PM · Fri–Sun 8 AM–7 PM
  4. Based in Sherman Oaks, 19 mi away

    56/100CR Score

    Ranked #12 because of its Google rating and review volume: 4.9★ from 479 Google reviews.

    • 4.9★ from 479 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    13547 Ventura Blvd Unit 607, Sherman Oaks, CA 91423
  5. Based in Rancho Palos Verdes, 9 mi away

    55/100CR Score

    Ranked #16 because of its Google rating and trade focus: 5.0★ from 24 Google reviews, listed on Google as “Plumber”.

    • 5.0★ from 24 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    20 Surrey Ln, Rancho Palos Verdes, CA 90275

Septic service companies 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 112 ranked septic service companies here; the rest are on their profiles.

septic service companies in Lawndale, ranks 26 to 50
RankBusinessCR ScoreGoogle ratingDistance
26Team Rooter Plumbing544.7★ (665)23 mi
27Septic Consultant Group545.0★ (5)4 mi
28High Speed Rooter & Plumbing544.8★ (362)22 mi
29Sewer Heroes Inc Sherman Oaks Plumbing & Sewer Services545.0★ (33)17 mi
30VK Plumbing And Rooter Service545.0★ (51)11 mi
31A-1 Total Service Plumbing534.9★ (661)24 mi
32Petes Septic Pumping535.0★ (6)8 mi
33Mr. Rooter Plumbing of South San Gabriel534.8★ (123)16 mi
34SoCal Sewer & Water534.8★ (16)12 mi
35United Site Services534.0★ (4)5 mi
36Septic Tank Pumping USA534.4★ (12)24 mi
37A-1 Sewer Pros535.0★ (28)12 mi
38A-1 Sewer Pros535.0★ (40)15 mi
39FastFlow Sewer & Drains535.0★ (40)22 mi
40Swish Sewer & Drains535.0★ (41)22 mi
41The Sewer Company534.9★ (215)21 mi
42United Rentals - Reliable Onsite Services534.6★ (29)11 mi
43Rooter Man Plumbing of Los Angeles534.5★ (419)21 mi
44Greg's Sewer & Drains525.0★ (44)24 mi
45Harry's Drain & Sewer Plumber Los Alamitos524.8★ (22)17 mi
46Trenchless Sewer Plumbing Inc.524.5★ (48)19 mi
47Craftsman Sewers525.0★ (19)12 mi
48Richco Plumbing & Drain Inc524.8★ (181)23 mi
49Drain EZ Plumbing525.0★ (55)6 mi
50Septic Tank Pumping Rode Inc525.0★ (21)21 mi

Also serving Lawndale

20 more septic service companies within 25 mi that we can't rank yet: too few reviews, or a trade we couldn't confirm. Listed A to Z.

How we ranked Lawndale septic service companies

We scored 112 Lawndale 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.

Read the full method: formula, sources and exclusions

CR Score factors and weights
FactorWeightComputed fromIn Lawndale data
Reputation25%Google star rating, adjusted for how many reviews back itMeasured
Credentials15%Active state license, bond and workers’ comp on fileNot yet collected
Review volume10%Number of Google reviews, compared with the most-reviewed business on the listMeasured
Recency5%Share of reviews from the last 12 monthsNot yet collected
Availability5%Weekly open hours, Saturday, Sunday, 24/7 or same-dayMeasured
Trade focus10%How clearly the business does this trade (its Google category and name)Measured
Proximity5%Based in the city scores highest, less the farther away it isMeasured
Claimed profile10%The business has claimed its ContractorsRanked profile (free or paid earn the same)Measured
Partnered5%The business links to ContractorsRanked from its own website with our badge, checked periodicallyMeasured
ContractorsRanked reviews10%Verified customer reviews collected by ContractorsRanked: their rating and how many there areMeasured

Septic service companies in Lawndale: frequently asked questions

Who is the best septic service company in Lawndale?

By CR Score, the highest-ranked septic service company in Lawndale, CA is ARS/Rescue Rooter Plumbing Sewer Drains with a CR Score of 61/100. It has 4.7★ from 649 Google reviews. It is open 24/7. Mr. Rooter Plumbing of Long Beach (#2) and Valley Sanitation LLC (#3) follow. We ranked 112 septic service companies on ten factors, last updated November 3, 2026.

How many septic service companies are there in Lawndale?

ContractorsRanked ranks 112 septic service companies serving Lawndale, CA. Another 20 within 25 mi are listed but not ranked yet. Counts are as of November 2026.

Which septic service companies in Lawndale are open 24/7?

57 ranked septic service companies in Lawndale post 24/7 hours. The highest-ranked are ARS/Rescue Rooter Plumbing Sewer Drains (#1), Mr. Rooter Plumbing of Long Beach (#2) and Valley Sanitation LLC (#3). Hours come from each business's Google listing as of November 2026, so call to confirm.

Which septic service companies in Lawndale work on weekends?

96 of 112 ranked septic service companies post Saturday hours and 74 post Sunday hours. The highest-ranked open Saturdays are ARS/Rescue Rooter Plumbing Sewer Drains (#1), Mr. Rooter Plumbing of Long Beach (#2) and Valley Sanitation LLC (#3). Posted hours are office hours; crews may book weekend jobs separately.

What Google rating do Lawndale septic service companies have?

The median Google rating among 112 rated septic service companies in Lawndale is 4.9★, with a median of 25 reviews. Mr. Rooter Plumbing of Long Beach has the most, 1,140 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 Lawndale count in this ranking?

Yes, if they are within 25 mi of the Lawndale 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 Lawndale

  1. November 2026: CR Scores recalculated for 112 septic service companies serving Lawndale.

More septic service companies and Lawndale pages

Other trades in Lawndale