67/100CR Score
Ranked #1 because of its Google rating and trade focus: 4.9★ from 1,067 Google reviews, listed on Google as “Pest control service”.
Best Pest Control Companies in Norwalk, CT (2026)
157 pest control companies ranked by CR ScoreUpdated 0 paid placements in this rankingHow we rank →
The short answer
- 1
Best overall in Norwalk: Mosquito Squad of New Haven & Fairfield County, CR Score 67/100; 4.9★ from 1,067 Google reviews; open 24/7.
- 2
Best for emergencies (open 24/7): Mosquito Joe of Gold Coast CT, posts 24/7 hours; ranked #2 of 157.
- 22
Most-reviewed: Aptive Pest Control, 2,816 Google reviews at 4.6★, the most of 157 ranked; ranked #22.
Rankings can't be bought. Contractors can't pay to change their rank or score. How we rank
157 Norwalk pest control companies are ranked here by CR Score, from ten published factors. 37 are open 24/7, 116 open Saturdays and 60 open Sundays, based on posted hours. The median Google rating is 4.9★ across 157 rated businesses.
Top 10 pest control companies in Norwalk at a glance
| Rank | Business | CR Score | Google rating | Based in | Hours | Best for |
|---|---|---|---|---|---|---|
| 1 | Mosquito Squad of New Haven & Fairfield County | 67 | 4.9★ (1,067) | Norwalk | 24/7 | Overall |
| 2 | Mosquito Joe of Gold Coast CT | 64 | 5.0★ (375) | Stamford, 6 mi away | 24/7 | Emergencies |
| 3 | Mosquito Squad of Greenwich | 62 | 4.9★ (447) | Greenburgh, 11 mi away | 24/7 | — |
| 4 | Lawn Doctor of Fairfield County and Westchester County | 62 | 4.8★ (514) | Stamford, 6 mi away | Sat · Sun | — |
| 5 | Orkin | 62 | 4.6★ (1,662) | Danbury, 15 mi away | 24/7 | — |
| 6 | Catseye Pest Control - Norwalk, CT | 62 | 4.7★ (646) | Norwalk | Sat | — |
| 7 | Flow. Pest Solutions | 61 | 5.0★ (250) | Norwalk | Sat | — |
| 8 | Western Pest Services | 61 | 4.9★ (265) | Norwalk | Sat | — |
| 9 | Insecta X Total Pest Solutions | 61 | 4.9★ (321) | Norwalk | Sat | — |
| 10 | Terminix | 61 | 4.7★ (76) | Westport, 3 mi away | 24/7 | — |
The 157 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.
Based in Stamford, 6 mi away
64/100CR ScoreRanked #2 because of its Google rating and trade focus: 5.0★ from 375 Google reviews, listed on Google as “Pest control service”.
Based in Greenburgh, 11 mi away
62/100CR ScoreRanked #3 because of its Google rating and trade focus: 4.9★ from 447 Google reviews, listed on Google as “Pest control service”.
Based in Stamford, 6 mi away
62/100CR ScoreRanked #4 because of its Google rating and trade focus: 4.8★ from 514 Google reviews, listed on Google as “Pest control service”.
#5 Orkin
Based in Danbury, 15 mi away
62/100CR ScoreRanked #5 because of its Google rating and trade focus: 4.6★ from 1,662 Google reviews, listed on Google as “Pest control service”.
Based in Norwalk
62/100CR ScoreRanked #6 because of its Google rating and trade focus: 4.7★ from 646 Google reviews, listed on Google as “Pest control service”.
Based in Norwalk
61/100CR ScoreRanked #7 because of its Google rating and trade focus: 5.0★ from 250 Google reviews, listed on Google as “Pest control service”.
Based in Norwalk
61/100CR ScoreRanked #8 because of its Google rating and trade focus: 4.9★ from 265 Google reviews, listed on Google as “Pest control service”.
Based in Norwalk
61/100CR ScoreRanked #9 because of its Google rating and trade focus: 4.9★ from 321 Google reviews, listed on Google as “Pest control service”.
#10 Terminix
Based in Westport, 3 mi away
61/100CR ScoreRanked #10 because of its Google rating and trade focus: 4.7★ from 76 Google reviews, listed on Google as “Pest control service”.
#11 Orkin
Based in Greenburgh, 21 mi away
61/100CR ScoreRanked #11 because of its Google rating and trade focus: 4.7★ from 1,387 Google reviews, listed on Google as “Pest control service”.
Based in Milford, 23 mi away
60/100CR ScoreRanked #12 because of its Google rating and trade focus: 4.8★ from 1,103 Google reviews, listed on Google as “Pest control service”.
Based in Norwalk
60/100CR ScoreRanked #13 because of its Google rating and trade focus: 5.0★ from 123 Google reviews, listed on Google as “Pest control service”.
Based in Fairfield, 9 mi away
60/100CR ScoreRanked #14 because of its Google rating and trade focus: 4.8★ from 111 Google reviews, listed on Google as “Pest control service”.
#15 Terminix
Based in Greenburgh, 16 mi away
60/100CR ScoreRanked #15 because of its Google rating and trade focus: 4.6★ from 755 Google reviews, listed on Google as “Pest control service”.
Based in Norwalk
60/100CR ScoreRanked #16 because of its Google rating and trade focus: 4.9★ from 435 Google reviews, listed on Google as “Pest control service”.
Based in Norwalk
60/100CR ScoreRanked #17 because of its Google rating and trade focus: 5.0★ from 293 Google reviews, listed on Google as “Pest control service”.
Based in White Plains, 18 mi away
59/100CR ScoreRanked #18 because of its Google rating and trade focus: 4.9★ from 208 Google reviews, listed on Google as “Pest control service”.
Based in Norwalk
59/100CR ScoreRanked #19 because of its Google rating and trade focus: 5.0★ from 25 Google reviews, listed on Google as “Pest control service”.
Based in New Rochelle, 20 mi away
59/100CR ScoreRanked #20 because of its Google rating and trade focus: 5.0★ from 134 Google reviews, listed on Google as “Pest control service”.
Based in Greenburgh, 21 mi away
59/100CR ScoreRanked #21 because of its Google rating and trade focus: 4.9★ from 1,308 Google reviews, listed on Google as “Pest control service”.
Based in Greenburgh, 20 mi away
58/100CR ScoreRanked #22 because of its Google rating and review volume: 4.6★ from 2,816 Google reviews, the most in Norwalk.
Based in Greenburgh, 20 mi away
58/100CR ScoreRanked #23 because of its Google rating and trade focus: 4.9★ from 1,009 Google reviews, listed on Google as “Pest control service”.
Based in Fairfield, 23 mi away
58/100CR ScoreRanked #24 because of its Google rating and trade focus: 5.0★ from 131 Google reviews, listed on Google as “Pest control service”.
Based in Hamden, 8 mi away
58/100CR ScoreRanked #25 because of its Google rating and trade focus: 4.8★ from 19 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 157 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 |
|---|---|---|
| All-State Exterminating Co | In Norwalk | |
| Bats Be Gone Wildlife | In Norwalk | |
| Country Tick & Mosquito | 4.0★ (2) | In Norwalk |
| Eager Beaver Tree Service | 5.0★ (2) | 11 mi |
| Elite Pest & Wildlife Control of Stamford | 5.0★ (2) | 8 mi |
| George Co. | 5.0★ (2) | 21 mi |
| J & J Landscaping and Stonework CT | 5.0★ (6) | In Norwalk |
| Legacy Rodent Control | 3.0★ (2) | 18 mi |
| Local Pest Control Services in Norwalk | 5.0★ (1) | In Norwalk |
| New England Landscapes LLC | 5.0★ (2) | 12 mi |
| Organic Exterminator in White Plains | 5.0★ (2) | 19 mi |
| Pinnacle Pest Management BPT | 5.0★ (2) | 12 mi |
| Premier Scarsdale Pest Control | 5.0★ (2) | 23 mi |
| R/T Pest Control | In Norwalk | |
| Red Carpet Landscaping | 5.0★ (2) | 4 mi |
| ShieldPro Pest Control | 5.0★ (2) | 17 mi |
| Stop it!! pest services | 5.0★ (2) | In Norwalk |
| Tick Box Technology Corporation | In Norwalk | |
| Waltham Services Inc | In Norwalk | |
| Western Pest Services | 1.0★ (2) | 7 mi |
How we ranked Norwalk pest control companies
We scored 157 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 2, 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, CT is Mosquito Squad of New Haven & Fairfield County with a CR Score of 67/100. It has 4.9★ from 1,067 Google reviews. It is open 24/7. Mosquito Joe of Gold Coast CT (#2) and Mosquito Squad of Greenwich (#3) follow. We ranked 157 pest control companies on ten factors, last updated November 2, 2026.
How many pest control companies are there in Norwalk?
ContractorsRanked ranks 157 pest control companies serving Norwalk, CT. 12 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?
37 ranked pest control companies in Norwalk post 24/7 hours. The highest-ranked are Mosquito Squad of New Haven & Fairfield County (#1), Mosquito Joe of Gold Coast CT (#2) and Mosquito Squad of Greenwich (#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?
116 of 157 ranked pest control companies post Saturday hours and 60 post Sunday hours. The highest-ranked open Saturdays are Mosquito Squad of New Haven & Fairfield County (#1), Mosquito Joe of Gold Coast CT (#2) and Mosquito Squad of Greenwich (#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 157 rated pest control companies in Norwalk is 4.9★, with a median of 34 reviews. Aptive Pest Control has the most, 2,816 reviews, and ranks #22. 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 157 pest control companies serving Norwalk.
- November 2026: 3 duplicate listings merged.
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