65/100CR Score
Ranked #1 because of its Google rating and trade focus: 4.8★ from 3,213 Google reviews, listed on Google as “Pest control service”.
Best Pest Control Companies in Norwalk, CA (2026)
672 pest control companies ranked by CR ScoreUpdated 0 paid placements in this rankingHow we rank →
The short answer
- 1
Best overall in Norwalk: Orkin, CR Score 65/100; 4.8★ from 3,213 Google reviews; open 24/7.
- 2
Best for emergencies (open 24/7): Terminix, posts 24/7 hours; ranked #2 of 672.
- 41
Most-reviewed: Aptive Pest Control, 7,199 Google reviews at 4.7★, the most of 672 ranked; ranked #41.
Rankings can't be bought. Contractors can't pay to change their rank or score. How we rank
672 Norwalk pest control companies are ranked here by CR Score, from ten published factors. 179 are open 24/7, 481 open Saturdays and 284 open Sundays, based on posted hours. The median Google rating is 4.9★ across 672 rated businesses.
Top 10 pest control companies in Norwalk at a glance
| Rank | Business | CR Score | Google rating | Based in | Hours | Best for |
|---|---|---|---|---|---|---|
| 1 | Orkin | 65 | 4.8★ (3,213) | Anaheim, 8 mi away | 24/7 | Overall |
| 2 | Terminix | 64 | 4.7★ (2,287) | Santa Fe Springs, 3 mi away | 24/7 | Emergencies |
| 3 | Orkin | 64 | 4.8★ (3,372) | Long Beach, 11 mi away | 24/7 | — |
| 4 | Brooks Pest Control | 63 | 4.7★ (4,764) | Los Alamitos, 7 mi away | Sat · Sun · Evenings | — |
| 5 | PURCOR Pest Solutions | 62 | 4.9★ (562) | Anaheim, 9 mi away | 24/7 | — |
| 6 | HomeShield Pest Control | 62 | 5.0★ (1,309) | Long Beach, 5 mi away | Sat · Evenings | — |
| 7 | Terminix | 62 | 4.9★ (389) | Anaheim, 9 mi away | 24/7 | — |
| 8 | Orkin | 62 | 4.8★ (1,992) | Costa Mesa, 17 mi away | 24/7 | — |
| 9 | Orkin | 62 | 4.9★ (528) | Gardena, 12 mi away | 24/7 | — |
| 10 | All Pest Pros | 61 | 4.9★ (735) | Cerritos, 2 mi away | Sat | — |
The 672 best pest control companies in Norwalk, 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 Terminix
Based in Santa Fe Springs, 3 mi away
64/100CR ScoreRanked #2 because of its Google rating and trade focus: 4.7★ from 2,287 Google reviews, listed on Google as “Pest control service”.
#3 Orkin
Based in Long Beach, 11 mi away
64/100CR ScoreRanked #3 because of its Google rating and trade focus: 4.8★ from 3,372 Google reviews, listed on Google as “Pest control service”.
Based in Los Alamitos, 7 mi away
63/100CR ScoreRanked #4 because of its Google rating and trade focus: 4.7★ from 4,764 Google reviews, listed on Google as “Pest control service”.
Based in Anaheim, 9 mi away
62/100CR ScoreRanked #5 because of its Google rating and trade focus: 4.9★ from 562 Google reviews, listed on Google as “Pest control service”.
Based in Long Beach, 5 mi away
62/100CR ScoreRanked #6 because of its Google rating and trade focus: 5.0★ from 1,309 Google reviews, listed on Google as “Pest control service”.
#7 Terminix
Based in Anaheim, 9 mi away
62/100CR ScoreRanked #7 because of its Google rating and trade focus: 4.9★ from 389 Google reviews, listed on Google as “Pest control service”.
#8 Orkin
Based in Costa Mesa, 17 mi away
62/100CR ScoreRanked #8 because of its Google rating and trade focus: 4.8★ from 1,992 Google reviews, listed on Google as “Pest control service”.
#9 Orkin
Based in Gardena, 12 mi away
62/100CR ScoreRanked #9 because of its Google rating and trade focus: 4.9★ from 528 Google reviews, listed on Google as “Pest control service”.
#10 All Pest Pros
Based in Cerritos, 2 mi away
61/100CR ScoreRanked #10 because of its Google rating and trade focus: 4.9★ from 735 Google reviews, listed on Google as “Pest control service”.
Based in Carson, 10 mi away
61/100CR ScoreRanked #11 because of its Google rating and trade focus: 4.7★ from 709 Google reviews, listed on Google as “Pest control service”.
#12 Orkin
Based in Commerce, 8 mi away
61/100CR ScoreRanked #12 because of its Google rating and trade focus: 4.8★ from 299 Google reviews, listed on Google as “Pest control service”.
Based in Bellflower, 4 mi away
61/100CR ScoreRanked #13 because of its Google rating and trade focus: 4.9★ from 1,007 Google reviews, listed on Google as “Pest control service”.
Based in West Covina, 8 mi away
61/100CR ScoreRanked #14 because of its Google rating and trade focus: 5.0★ from 363 Google reviews, listed on Google as “Pest control service”.
#15 Orkin
Based in Los Angeles, 17 mi away
61/100CR ScoreRanked #15 because of its Google rating and trade focus: 4.7★ from 2,158 Google reviews, listed on Google as “Pest control service”.
Based in Long Beach, 5 mi away
61/100CR ScoreRanked #16 because of its Google rating and trade focus: 4.8★ from 147 Google reviews, listed on Google as “Pest control service”.
#17 Orkin
Based in Huntington Beach, 11 mi away
61/100CR ScoreRanked #17 because of its Google rating and trade focus: 4.8★ from 377 Google reviews, listed on Google as “Pest control service”.
#18 Orkin
Based in Brea, 10 mi away
61/100CR ScoreRanked #18 because of its Google rating and trade focus: 4.8★ from 306 Google reviews, listed on Google as “Pest control service”.
#19 Orkin
Based in Anaheim, 15 mi away
60/100CR ScoreRanked #19 because of its Google rating and trade focus: 4.9★ from 460 Google reviews, listed on Google as “Pest control service”.
Based in West Covina, 15 mi away
60/100CR ScoreRanked #20 because of its Google rating and trade focus: 5.0★ from 252 Google reviews, listed on Google as “Pest control service”.
Based in Cypress, 7 mi away
60/100CR ScoreRanked #21 because of its Google rating and trade focus: 4.9★ from 94 Google reviews, listed on Google as “Pest control service”.
#22 the bugman
Based in Anaheim, 14 mi away
60/100CR ScoreRanked #22 because of its Google rating and trade focus: 4.9★ from 2,576 Google reviews, listed on Google as “Pest control service”.
Based in Alhambra, 8 mi away
60/100CR ScoreRanked #23 because of its Google rating and trade focus: 4.7★ from 179 Google reviews, listed on Google as “Pest control service”.
Based in Maywood, 8 mi away
60/100CR ScoreRanked #24 because of its Google rating and trade focus: 4.9★ from 257 Google reviews, listed on Google as “Pest control service”.
#25 Terminix
Based in Garden Grove, 10 mi away
60/100CR ScoreRanked #25 because of its Google rating and trade focus: 5.0★ from 86 Google reviews, listed on Google as “Pest control service”.
Pest control 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 672 ranked pest control companies here; the rest are on their profiles.
Also serving Norwalk
20 more pest control companies 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 |
|---|---|---|
| Ace Defense Pest Control | In Norwalk | |
| AmeriCal Termite Co. | 5.0★ (2) | 5 mi |
| Aspen Crest Pest Control | In Norwalk | |
| Astute Pest Solutions | 5.0★ (1) | In Norwalk |
| Barreras Pest & Bee Control | 5.0★ (2) | 5 mi |
| Buena Park Pest Control | 5.0★ (2) | 5 mi |
| ClearZone Pest Control | 5.0★ (2) | 2 mi |
| EZ 911 | 5.0★ (2) | 4 mi |
| Gutierrez Termite Control | In Norwalk | |
| Mar Vista Exterminating | In Norwalk | |
| Nexgen Exterminating | 5.0★ (2) | 3 mi |
| Olson Pest Control Services | 5.0★ (2) | 3 mi |
| Patriot Termite | 5.0★ (2) | 3 mi |
| Pico Rivera Pest Specialists | 5.0★ (1) | In Norwalk |
| Pina Pest Control | In Norwalk | |
| R&A Pest Control | 5.0★ (2) | In Norwalk |
| SOUTHERN CALI PEST CONTROL | 3.0★ (2) | In Norwalk |
| Start Fresh Pest Control | 5.0★ (2) | 5 mi |
| Union Pest Control | In Norwalk | |
| Veratech Pest Solutions | 5.0★ (2) | In Norwalk |
How we ranked Norwalk pest control companies
We scored 672 Norwalk pest control 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 Norwalk 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 |
Pest control companies in Norwalk: frequently asked questions
Who is the best pest control company in Norwalk?
By CR Score, the highest-ranked pest control company in Norwalk, CA is Orkin with a CR Score of 65/100. It has 4.8★ from 3,213 Google reviews. It is open 24/7. Terminix (#2) and Orkin (#3) follow. We ranked 672 pest control companies on ten factors, last updated November 3, 2026.
How many pest control companies are there in Norwalk?
ContractorsRanked ranks 672 pest control companies serving Norwalk, CA. 2 of them are based in Norwalk; the rest serve it from nearby towns. Another 20 within 25 mi are listed but not ranked yet. Counts are as of November 2026.
Which pest control companies in Norwalk are open 24/7?
179 ranked pest control companies in Norwalk post 24/7 hours. The highest-ranked are Orkin (#1), Terminix (#2) and Orkin (#3). Hours come from each business's Google listing as of November 2026, so call to confirm.
Which pest control companies in Norwalk work on weekends?
481 of 672 ranked pest control companies post Saturday hours and 284 post Sunday hours. The highest-ranked open Saturdays are Orkin (#1), Terminix (#2) and Orkin (#3). Posted hours are office hours; crews may book weekend jobs separately.
What Google rating do Norwalk pest control companies have?
The median Google rating among 672 rated pest control companies in Norwalk is 4.9★, with a median of 16 reviews. Aptive Pest Control has the most, 7,199 reviews, and ranks #41. We adjust ratings for review count, so a few five-star reviews cannot top the list.
How does ContractorsRanked rank pest control companies?
Each pest control 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 pest control companies outside Norwalk count in this ranking?
Yes, if they are within 25 mi of the Norwalk city center, our service radius for pest control 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 pest control 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 Norwalk
- November 2026: CR Scores recalculated for 672 pest control companies serving Norwalk.
- November 2026: 16 duplicate listings merged.
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