66/100CR Score
Ranked #1 because of its Google rating and trade focus: 4.9★ from 1,148 Google reviews, listed on Google as “Pest control service”.
Best Pest Control Companies in Chesterfield, MO (2026)
133 pest control companies ranked by CR ScoreUpdated 0 paid placements in this rankingHow we rank →
The short answer
- 1
Best overall in Chesterfield: Rottler Pest Solutions, CR Score 66/100; 4.9★ from 1,148 Google reviews; open 24/7.
- 2
Best for emergencies (open 24/7): Orkin, posts 24/7 hours; ranked #2 of 133.
- 8
Most-reviewed: Aptive Pest Control, 6,236 Google reviews at 4.6★, the most of 133 ranked; ranked #8.
Rankings can't be bought. Contractors can't pay to change their rank or score. How we rank
133 Chesterfield pest control companies are ranked here by CR Score, from ten published factors. 24 are open 24/7, 86 open Saturdays and 43 open Sundays, based on posted hours. The median Google rating is 4.9★ across 133 rated businesses.
Top 10 pest control companies in Chesterfield at a glance
| Rank | Business | CR Score | Google rating | Based in | Hours | Best for |
|---|---|---|---|---|---|---|
| 1 | Rottler Pest Solutions | 66 | 4.9★ (1,148) | Chesterfield | 24/7 | Overall |
| 2 | Orkin | 65 | 4.8★ (4,133) | Weldon Spring, 7 mi away | 24/7 | Emergencies |
| 3 | Bug Out | 63 | 4.8★ (2,015) | St. Louis, 10 mi away | 24/7 | — |
| 4 | Rottler Pest Solutions | 63 | 4.9★ (1,742) | St. Louis, 13 mi away | 24/7 | — |
| 5 | Rottler Pest Solutions | 63 | 4.9★ (1,656) | St. Louis, 13 mi away | 24/7 | — |
| 6 | Orkin | 62 | 4.6★ (1,835) | St. Louis, 11 mi away | 24/7 | — |
| 7 | STL Pest Control | 62 | 4.9★ (1,244) | St. Louis, 11 mi away | Sat · Sun · Evenings | — |
| 8 | Aptive Pest Control | 61 | 4.6★ (6,236) | St. Louis, 8 mi away | Sat · Evenings | Most reviews |
| 9 | Rottler Pest Solutions | 61 | 4.9★ (1,199) | Wentzville, 19 mi away | 24/7 | — |
| 10 | Amco Ranger Termite & Pest Solutions | 61 | 4.9★ (1,364) | O'Fallon, 7 mi away | Sat | — |
The 133 best pest control companies in Chesterfield, 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 Orkin
Based in Weldon Spring, 7 mi away
65/100CR ScoreRanked #2 because of its Google rating and trade focus: 4.8★ from 4,133 Google reviews, listed on Google as “Pest control service”.
#3 Bug Out
Based in St. Louis, 10 mi away
63/100CR ScoreRanked #3 because of its Google rating and trade focus: 4.8★ from 2,015 Google reviews, listed on Google as “Pest control service”.
Based in St. Louis, 13 mi away
63/100CR ScoreRanked #4 because of its Google rating and trade focus: 4.9★ from 1,742 Google reviews, listed on Google as “Pest control service”.
Based in St. Louis, 13 mi away
63/100CR ScoreRanked #5 because of its Google rating and trade focus: 4.9★ from 1,656 Google reviews, listed on Google as “Pest control service”.
#6 Orkin
Based in St. Louis, 11 mi away
62/100CR ScoreRanked #6 because of its Google rating and trade focus: 4.6★ from 1,835 Google reviews, listed on Google as “Pest control service”.
Based in St. Louis, 11 mi away
62/100CR ScoreRanked #7 because of its Google rating and trade focus: 4.9★ from 1,244 Google reviews, listed on Google as “Pest control service”.
Based in St. Louis, 8 mi away
61/100CR ScoreRanked #8 because of its Google rating and review volume: 4.6★ from 6,236 Google reviews, the most in Chesterfield.
Based in Wentzville, 19 mi away
61/100CR ScoreRanked #9 because of its Google rating and trade focus: 4.9★ from 1,199 Google reviews, listed on Google as “Pest control service”.
Based in O'Fallon, 7 mi away
61/100CR ScoreRanked #10 because of its Google rating and trade focus: 4.9★ from 1,364 Google reviews, listed on Google as “Pest control service”.
#11 Pure Pest
Based in O'Fallon, 3 mi away
61/100CR ScoreRanked #11 because of its Google rating and trade focus: 4.9★ from 75 Google reviews, listed on Google as “Pest control service”.
#12 STL Pest Control
Based in St. Louis, 16 mi away
61/100CR ScoreRanked #12 because of its Google rating and trade focus: 4.9★ from 1,852 Google reviews, listed on Google as “Pest control service”.
Based in Lake Saint Louis, 14 mi away
61/100CR ScoreRanked #13 because of its Google rating and trade focus: 4.9★ from 369 Google reviews, listed on Google as “Pest control service”.
Based in Maryland Heights, 9 mi away
60/100CR ScoreRanked #14 because of its Google rating and trade focus: 4.7★ from 1,936 Google reviews, listed on Google as “Pest control service”.
#15 Spring Green
Based in Saint Charles, 7 mi away
60/100CR ScoreRanked #15 because of its Google rating and trade focus: 4.9★ from 570 Google reviews, listed on Google as “Pest control service”.
Based in Wildwood, 5 mi away
60/100CR ScoreRanked #16 because of its Google rating and trade focus: 5.0★ from 45 Google reviews, listed on Google as “Pest control service”.
Based in St. Louis, 13 mi away
60/100CR ScoreRanked #17 because of its Google rating and trade focus: 4.6★ from 511 Google reviews, listed on Google as “Pest control service”.
Based in Bridgeton, 11 mi away
60/100CR ScoreRanked #18 because of its Google rating and trade focus: 4.6★ from 3,165 Google reviews, listed on Google as “Pest control service”.
Based in Saint Peters, 6 mi away
59/100CR ScoreRanked #19 because of its Google rating and trade focus: 4.8★ from 578 Google reviews, listed on Google as “Pest control service”.
Based in St. Louis, 18 mi away
59/100CR ScoreRanked #20 because of its Google rating and trade focus: 5.0★ from 630 Google reviews, listed on Google as “Pest control service”.
Based in St. Louis, 16 mi away
59/100CR ScoreRanked #21 because of its Google rating and trade focus: 4.9★ from 2,085 Google reviews, listed on Google as “Pest control service”.
Based in St. Louis, 8 mi away
59/100CR ScoreRanked #22 because of its Google rating and trade focus: 4.9★ from 352 Google reviews, listed on Google as “Pest control service”.
#23 Spring Green
Based in O'Fallon, 7 mi away
58/100CR ScoreRanked #23 because of its Google rating and trade focus: 4.7★ from 541 Google reviews, listed on Google as “Pest control service”.
Based in Saint Charles, 6 mi away
58/100CR ScoreRanked #24 because of its Google rating and trade focus: 5.0★ from 419 Google reviews, listed on Google as “Pest control service”.
Based in Olivette, 11 mi away
58/100CR ScoreRanked #25 because of its Google rating and trade focus: 4.4★ from 3,435 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 133 ranked pest control companies here; the rest are on their profiles.
Also serving Chesterfield
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 |
|---|---|---|
| Amco Ranger Termite and Pest Solutions | 3 mi | |
| Archwest Termite Control Co | 5.0★ (2) | 10 mi |
| Bay's Termite & Pest Control | 5.0★ (1) | 15 mi |
| Drysdale Termite & Pest | 5.0★ (2) | 9 mi |
| Eco Friendly Pest Control Services in O'Fallon | 5.0★ (2) | 12 mi |
| Eco Friendly Pest Control Services in St. Charles | 5.0★ (1) | 10 mi |
| Eddie Pest Control Solutions | 5.0★ (1) | 13 mi |
| Four Seasons Pest Solutions, LLC | 5.0★ (2) | 20 mi |
| Freedom Pest Control | 5.0★ (1) | 8 mi |
| H & H Pest Control | 5.0★ (2) | 17 mi |
| Local Pest Control Services in St. Peters | 5.0★ (2) | 9 mi |
| Midwestern Termite & Pest | 3.0★ (2) | 9 mi |
| Military City Termite Removal Experts | 5.0★ (1) | 15 mi |
| Missouri Pest Control | 3.0★ (1) | 18 mi |
| Peters Pest Control Solutions | 5.0★ (2) | 6 mi |
| Pezz Pest Control Wentzville | 5.0★ (1) | 23 mi |
| St Louis Mole Trapping | 1.0★ (1) | 22 mi |
| Wildlife Control and Wildlife Removal St. Louis, MO | 5.0★ (2) | 18 mi |
| Wildlife Pest Removal St Louis | 5.0★ (2) | 13 mi |
| Zombie Squad, Inc | 4.0★ (1) | 19 mi |
How we ranked Chesterfield pest control companies
We scored 133 Chesterfield 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 Chesterfield 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 Chesterfield: frequently asked questions
Who is the best pest control company in Chesterfield?
By CR Score, the highest-ranked pest control company in Chesterfield, MO is Rottler Pest Solutions with a CR Score of 66/100. It has 4.9★ from 1,148 Google reviews. It is open 24/7. Orkin (#2) and Bug Out (#3) follow. We ranked 133 pest control companies on ten factors, last updated November 3, 2026.
How many pest control companies are there in Chesterfield?
ContractorsRanked ranks 133 pest control companies serving Chesterfield, MO. 2 of them are based in Chesterfield; 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 Chesterfield are open 24/7?
24 ranked pest control companies in Chesterfield post 24/7 hours. The highest-ranked are Rottler Pest Solutions (#1), Orkin (#2) and Bug Out (#3). Hours come from each business's Google listing as of November 2026, so call to confirm.
Which pest control companies in Chesterfield work on weekends?
86 of 133 ranked pest control companies post Saturday hours and 43 post Sunday hours. The highest-ranked open Saturdays are Rottler Pest Solutions (#1), Orkin (#2) and Bug Out (#3). Posted hours are office hours; crews may book weekend jobs separately.
What Google rating do Chesterfield pest control companies have?
The median Google rating among 133 rated pest control companies in Chesterfield is 4.9★, with a median of 45 reviews. Aptive Pest Control has the most, 6,236 reviews, and ranks #8. 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 Chesterfield count in this ranking?
Yes, if they are within 25 mi of the Chesterfield 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 Chesterfield
- November 2026: CR Scores recalculated for 133 pest control companies serving Chesterfield.
More pest control companies and Chesterfield pages
Pest control companies near Chesterfield
- Pest control companies in Ballwin, MO131 ranked
- Pest control companies in Manchester, MO131 ranked
- Pest control companies in Town and Country, MO131 ranked
- Pest control companies in Wildwood, MO125 ranked
- Pest control companies in Creve Coeur, MO133 ranked
- Pest control companies in Maryland Heights, MO132 ranked
- Pest control companies in Saint Charles, MO134 ranked
- Pest control companies in Saint Peters, MO120 ranked
- Pest control companies in Kirkwood, MO129 ranked
- Pest control companies in Dardenne Prairie, MO109 ranked
Other trades in Chesterfield
- Roofers in Chesterfield714 ranked
- Plumbers in Chesterfield313 ranked
- Electricians in Chesterfield247 ranked
- HVAC contractors in Chesterfield412 ranked
- General contractors in Chesterfield550 ranked
- Painters in Chesterfield241 ranked
- Landscapers in Chesterfield300 ranked
- Handymen in Chesterfield123 ranked
- Kitchen remodelers in Chesterfield319 ranked
- Bathroom remodelers in Chesterfield324 ranked
- Flooring contractors in Chesterfield243 ranked
- Tile installers in Chesterfield78 ranked
- Drywall contractors in Chesterfield34 ranked
- Concrete contractors in Chesterfield252 ranked
- Fence contractors in Chesterfield116 ranked
- Deck builders in Chesterfield187 ranked
- Siding contractors in Chesterfield306 ranked
- Window installers in Chesterfield205 ranked
- Gutter installers in Chesterfield232 ranked
- Insulation contractors in Chesterfield55 ranked
- Solar installers in Chesterfield60 ranked
- Garage door repair companies in Chesterfield105 ranked
- Foundation repair companies in Chesterfield82 ranked
- Tree services in Chesterfield263 ranked
- Masonry contractors in Chesterfield152 ranked
- Water damage restoration companies in Chesterfield267 ranked
- Home builders in Chesterfield265 ranked
- Demolition contractors in Chesterfield53 ranked
- Window cleaners in Chesterfield64 ranked
- Pressure washing companies in Chesterfield144 ranked
- Paving contractors in Chesterfield98 ranked
- Auto glass repair shops in Chesterfield118 ranked
- Septic service companies in Chesterfield63 ranked
- Excavating contractors in Chesterfield80 ranked
- Pool builders in Chesterfield121 ranked
- All contractors in Chesterfield