65/100CR Score
Ranked #1 because of its Google rating and review volume: 4.8★ from 4,960 Google reviews, the most in Derby.
Best Pest Control Companies in Derby, CT (2026)
114 pest control companies ranked by CR ScoreUpdated 0 paid placements in this rankingHow we rank →
The short answer
- 1
Best overall in Derby: Fox Pest Control Oxford, CR Score 65/100; 4.8★ from 4,960 Google reviews; open 24/7.
- 2
Best for emergencies (open 24/7): Ehrlich Pest Control, posts 24/7 hours; ranked #2 of 114.
- 4
Most-reviewed: Eliminate 'Em Pest Control Services, 1,888 Google reviews at 4.9★, the most of 114 ranked after Fox Pest Control Oxford; ranked #4.
Rankings can't be bought. Contractors can't pay to change their rank or score. How we rank
114 Derby pest control companies are ranked here by CR Score, from ten published factors. 25 are open 24/7, 88 open Saturdays and 41 open Sundays, based on posted hours. The median Google rating is 4.9★ across 114 rated businesses.
Top 10 pest control companies in Derby at a glance
| Rank | Business | CR Score | Google rating | Based in | Hours | Best for |
|---|---|---|---|---|---|---|
| 1 | Fox Pest Control Oxford | 65 | 4.8★ (4,960) | Oxford, 12 mi away | 24/7 | Overall |
| 2 | Ehrlich Pest Control | 64 | 4.8★ (1,103) | Milford, 7 mi away | 24/7 | Emergencies |
| 3 | Orkin | 63 | 4.6★ (1,662) | Danbury, 9 mi away | 24/7 | — |
| 4 | Eliminate 'Em Pest Control Services | 61 | 4.9★ (1,888) | Terryville, 25 mi away | 24/7 | Most reviews |
| 5 | Terminix | 60 | 4.6★ (1,097) | Waterbury, 16 mi away | 24/7 | — |
| 6 | Mosquito Squad of New Haven & Fairfield County | 60 | 4.9★ (1,067) | Norwalk, 23 mi away | 24/7 | — |
| 7 | PEXT - The Wildlife & Pest Experts | 60 | 5.0★ (168) | New Haven, 8 mi away | Sat · Sun | — |
| 8 | Alpha Wildlife and Pest Management | 60 | 5.0★ (130) | Milford, 7 mi away | Sat · Sun | — |
| 9 | Mosquito Joe of Ridgefield-New Haven | 59 | 5.0★ (68) | Southbury, 11 mi away | 24/7 | — |
| 10 | Total Pest Control, LLC | 59 | 4.9★ (697) | Meriden, 20 mi away | Sat · Sun · Evenings | — |
The 114 best pest control companies in Derby, 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 Milford, 7 mi away
64/100CR ScoreRanked #2 because of its Google rating and trade focus: 4.8★ from 1,103 Google reviews, listed on Google as “Pest control service”.
#3 Orkin
Based in Danbury, 9 mi away
63/100CR ScoreRanked #3 because of its Google rating and trade focus: 4.6★ from 1,662 Google reviews, listed on Google as “Pest control service”.
Based in Terryville, 25 mi away
61/100CR ScoreRanked #4 because of its Google rating and trade focus: 4.9★ from 1,888 Google reviews, listed on Google as “Pest control service”.
#5 Terminix
Based in Waterbury, 16 mi away
60/100CR ScoreRanked #5 because of its Google rating and trade focus: 4.6★ from 1,097 Google reviews, listed on Google as “Pest control service”.
Based in Norwalk, 23 mi away
60/100CR ScoreRanked #6 because of its Google rating and trade focus: 4.9★ from 1,067 Google reviews, listed on Google as “Pest control service”.
Based in New Haven, 8 mi away
60/100CR ScoreRanked #7 because of its Google rating and trade focus: 5.0★ from 168 Google reviews, listed on Google as “Pest control service”.
Based in Milford, 7 mi away
60/100CR ScoreRanked #8 because of its Google rating and trade focus: 5.0★ from 130 Google reviews, listed on Google as “Pest control service”.
Based in Southbury, 11 mi away
59/100CR ScoreRanked #9 because of its Google rating and trade focus: 5.0★ from 68 Google reviews, listed on Google as “Pest control service”.
Based in Meriden, 20 mi away
59/100CR ScoreRanked #10 because of its Google rating and trade focus: 4.9★ from 697 Google reviews, listed on Google as “Pest control service”.
Based in Naugatuck, 12 mi away
59/100CR ScoreRanked #11 because of its Google rating and trade focus: 4.9★ from 706 Google reviews, listed on Google as “Pest control service”.
Based in Fairfield, 14 mi away
58/100CR ScoreRanked #12 because of its Google rating and trade focus: 4.8★ from 111 Google reviews, listed on Google as “Pest control service”.
Based in Waterbury, 17 mi away
58/100CR ScoreRanked #13 because of its Google rating and trade focus: 5.0★ from 793 Google reviews, listed on Google as “Pest control service”.
Based in Branford, 17 mi away
58/100CR ScoreRanked #14 because of its Google rating and trade focus: 4.8★ from 1,363 Google reviews, listed on Google as “Pest control service”.
Based in Milford, 8 mi away
58/100CR ScoreRanked #15 because of its Google rating and trade focus: 4.9★ from 62 Google reviews, listed on Google as “Pest control service”.
Based in Orange, 6 mi away
58/100CR ScoreRanked #16 because of its Google rating and trade focus: 4.5★ from 25 Google reviews, listed on Google as “Pest control service”.
Based in Waterbury, 20 mi away
58/100CR ScoreRanked #17 because of its Google rating and trade focus: 4.9★ from 1,167 Google reviews, listed on Google as “Pest control service”.
Based in Meriden, 21 mi away
58/100CR ScoreRanked #18 because of its Google rating and trade focus: 5.0★ from 107 Google reviews, listed on Google as “Pest control service”.
Based in Trumbull, 7 mi away
58/100CR ScoreRanked #19 because of its Google rating and trade focus: 5.0★ from 41 Google reviews, listed on Google as “Pest control service”.
Based in Orange, 6 mi away
58/100CR ScoreRanked #20 because of its Google rating and trade focus: 4.7★ from 214 Google reviews, listed on Google as “Pest control service”.
#21 Terminix
Based in Hamden, 9 mi away
57/100CR ScoreRanked #21 because of its Google rating and trade focus: 4.4★ from 46 Google reviews, listed on Google as “Pest control service”.
Based in Norwalk, 14 mi away
57/100CR ScoreRanked #22 because of its Google rating and trade focus: 4.9★ from 321 Google reviews, listed on Google as “Pest control service”.
Based in Bridgeport, 2 mi away
57/100CR ScoreRanked #23 because of its Google rating and trade focus: 4.7★ from 13 Google reviews, listed on Google as “Pest control service”.
#24 Tick Ranger
Based in Danbury, 20 mi away
57/100CR ScoreRanked #24 because of its Google rating and trade focus: 4.8★ from 820 Google reviews, listed on Google as “Pest control service”.
#25 Terminix
Based in Westport, 18 mi away
56/100CR ScoreRanked #25 because of its Google rating and trade focus: 4.7★ from 76 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 114 ranked pest control companies here; the rest are on their profiles.
Also serving Derby
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 |
|---|---|---|
| Absolute Termite and Pest Control Inc | 1.0★ (1) | 14 mi |
| Attic Animal Pest New Haven | 5.0★ (1) | 9 mi |
| Bed Bug Exterminators of CT | 5.0★ (2) | 21 mi |
| Country Tick & Mosquito | 4.0★ (2) | 13 mi |
| Eager Beaver Tree Service | 5.0★ (2) | 21 mi |
| Eagles Eye wildlife | 5.0★ (2) | 21 mi |
| Eco Friendly Pest Management in Bridgeport | 5.0★ (1) | 12 mi |
| Eco Pest Control of New Haven | 5.0★ (2) | 9 mi |
| George Co. | 5.0★ (2) | 6 mi |
| Grassy Meadows Lawn Care And Tick Control | 5.0★ (1) | 14 mi |
| New England Landscapes LLC | 5.0★ (2) | 10 mi |
| Organic Exterminator in Neco | 5.0★ (1) | 9 mi |
| Phoenix Pest Control LLC | 5.0★ (1) | In Derby |
| Pinnacle Pest Management BPT | 5.0★ (2) | 11 mi |
| Pinnacle Pest Management LLC | 5.0★ (1) | 16 mi |
| Sniff K9s | 5.0★ (2) | 21 mi |
| Stop it!! pest services | 5.0★ (2) | 19 mi |
| The Go-To Handymen LLC | 1.0★ (1) | 17 mi |
| Trojan Horse Pest Control LLC | 5.0★ (2) | 9 mi |
| White Oak Horticultural Services | 5.0★ (2) | 15 mi |
How we ranked Derby pest control companies
We scored 114 Derby 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 Derby 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 Derby: frequently asked questions
Who is the best pest control company in Derby?
By CR Score, the highest-ranked pest control company in Derby, CT is Fox Pest Control Oxford with a CR Score of 65/100. It has 4.8★ from 4,960 Google reviews. It is open 24/7. Ehrlich Pest Control (#2) and Orkin (#3) follow. We ranked 114 pest control companies on ten factors, last updated November 2, 2026.
How many pest control companies are there in Derby?
ContractorsRanked ranks 114 pest control companies serving Derby, CT. Another 20 within 25 mi are listed but not ranked yet. Counts are as of November 2026.
Which pest control companies in Derby are open 24/7?
25 ranked pest control companies in Derby post 24/7 hours. The highest-ranked are Fox Pest Control Oxford (#1), Ehrlich Pest Control (#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 Derby work on weekends?
88 of 114 ranked pest control companies post Saturday hours and 41 post Sunday hours. The highest-ranked open Saturdays are Fox Pest Control Oxford (#1), Ehrlich Pest Control (#2) and Orkin (#3). Posted hours are office hours; crews may book weekend jobs separately.
What Google rating do Derby pest control companies have?
The median Google rating among 114 rated pest control companies in Derby is 4.9★, with a median of 32 reviews. Fox Pest Control Oxford has the most, 4,960 reviews, and ranks #1. 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 Derby count in this ranking?
Yes, if they are within 25 mi of the Derby 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 Derby
- November 2026: CR Scores recalculated for 114 pest control companies serving Derby.
More pest control companies and Derby pages
Pest control companies near Derby
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