63/100CR Score
Ranked #1 because of its Google rating and trade focus: 4.8★ from 1,167 Google reviews, listed on Google as “Pest control service”.
Best Pest Control Companies in Rancho Santa Margarita, CA (2026)
362 pest control companies ranked by CR ScoreUpdated 0 paid placements in this rankingHow we rank →
The short answer
- 1
Best overall in Rancho Santa Margarita: Terminix, CR Score 63/100; 4.8★ from 1,167 Google reviews; open 24/7.
- 3
Best for emergencies (open 24/7): Dewey Pest & Termite Control, posts 24/7 hours; ranked #3 of 362.
- 10
Most-reviewed: Brooks Pest Control, 11,523 Google reviews at 4.6★, the most of 362 ranked; ranked #10.
Rankings can't be bought. Contractors can't pay to change their rank or score. How we rank
362 Rancho Santa Margarita pest control companies are ranked here by CR Score, from ten published factors. 89 are open 24/7, 258 open Saturdays and 146 open Sundays, based on posted hours. The median Google rating is 4.9★ across 362 rated businesses.
Top 10 pest control companies in Rancho Santa Margarita at a glance
| Rank | Business | CR Score | Google rating | Based in | Hours | Best for |
|---|---|---|---|---|---|---|
| 1 | Terminix | 63 | 4.8★ (1,167) | Laguna Hills, 7 mi away | 24/7 | Overall |
| 2 | Allure Pest Management | 62 | 5.0★ (949) | Rancho Santa Margarita | Sat | — |
| 3 | Dewey Pest & Termite Control | 62 | 4.8★ (130) | Rancho Santa Margarita | 24/7 | Emergencies |
| 4 | Orkin | 62 | 4.8★ (462) | Irvine, 7 mi away | 24/7 | — |
| 5 | Orkin | 62 | 4.8★ (3,667) | Riverside, 18 mi away | 24/7 | — |
| 6 | HomeShield Pest Control | 61 | 4.9★ (2,790) | Irvine, 8 mi away | Sat · Evenings | — |
| 7 | Orchard Inc. | 61 | 5.0★ (392) | Buena Park, 13 mi away | 24/7 | — |
| 8 | Moxie Pest Control | 61 | 4.8★ (3,894) | Irvine, 8 mi away | Sat | — |
| 9 | Orkin | 60 | 4.8★ (1,992) | Costa Mesa, 19 mi away | 24/7 | — |
| 10 | Brooks Pest Control | 60 | 4.6★ (11,523) | Corona, 17 mi away | Sat · Sun · Evenings | Most reviews |
The 362 best pest control companies in Rancho Santa Margarita, 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 Rancho Santa Margarita
62/100CR ScoreRanked #2 because of its Google rating and trade focus: 5.0★ from 949 Google reviews, listed on Google as “Pest control service”.
Based in Rancho Santa Margarita
62/100CR ScoreRanked #3 because of its Google rating and trade focus: 4.8★ from 130 Google reviews, listed on Google as “Pest control service”.
#4 Orkin
Based in Irvine, 7 mi away
62/100CR ScoreRanked #4 because of its Google rating and trade focus: 4.8★ from 462 Google reviews, listed on Google as “Pest control service”.
#5 Orkin
Based in Riverside, 18 mi away
62/100CR ScoreRanked #5 because of its Google rating and trade focus: 4.8★ from 3,667 Google reviews, listed on Google as “Pest control service”.
Based in Irvine, 8 mi away
61/100CR ScoreRanked #6 because of its Google rating and trade focus: 4.9★ from 2,790 Google reviews, listed on Google as “Pest control service”.
#7 Orchard Inc.
Based in Buena Park, 13 mi away
61/100CR ScoreRanked #7 because of its Google rating and trade focus: 5.0★ from 392 Google reviews, listed on Google as “Pest control service”.
Based in Irvine, 8 mi away
61/100CR ScoreRanked #8 because of its Google rating and trade focus: 4.8★ from 3,894 Google reviews, listed on Google as “Pest control service”.
#9 Orkin
Based in Costa Mesa, 19 mi away
60/100CR ScoreRanked #9 because of its Google rating and trade focus: 4.8★ from 1,992 Google reviews, listed on Google as “Pest control service”.
Based in Corona, 17 mi away
60/100CR ScoreRanked #10 because of its Google rating and review volume: 4.6★ from 11,523 Google reviews, the most in Rancho Santa Margarita.
Based in Mission Viejo, 4 mi away
60/100CR ScoreRanked #11 because of its Google rating and trade focus: 5.0★ from 517 Google reviews, listed on Google as “Pest control service”.
Based in Laguna Hills, 7 mi away
60/100CR ScoreRanked #12 because of its Google rating and trade focus: 4.8★ from 169 Google reviews, listed on Google as “Pest control service”.
#13 Orkin
Based in Lake Forest, 6 mi away
60/100CR ScoreRanked #13 because of its Google rating and trade focus: 4.9★ from 66 Google reviews, listed on Google as “Pest control service”.
Based in Corona, 17 mi away
59/100CR ScoreRanked #14 because of its Google rating and trade focus: 4.7★ from 9,224 Google reviews, listed on Google as “Pest control service”.
Based in Lake Forest, 7 mi away
59/100CR ScoreRanked #15 because of its Google rating and trade focus: 5.0★ from 45 Google reviews, listed on Google as “Pest control service”.
#16 Orkin
Based in Anaheim, 20 mi away
59/100CR ScoreRanked #16 because of its Google rating and trade focus: 4.9★ from 460 Google reviews, listed on Google as “Pest control service”.
Based in Irvine, 8 mi away
59/100CR ScoreRanked #17 because of its Google rating and trade focus: 4.9★ from 574 Google reviews, listed on Google as “Pest control service”.
Based in Mission Viejo, 5 mi away
59/100CR ScoreRanked #18 because of its Google rating and trade focus: 5.0★ from 184 Google reviews, listed on Google as “Pest control service”.
Based in Santa Ana, 16 mi away
59/100CR ScoreRanked #19 because of its Google rating and trade focus: 5.0★ from 412 Google reviews, listed on Google as “Pest control service”.
Based in Yorba Linda, 19 mi away
59/100CR ScoreRanked #20 because of its Google rating and trade focus: 4.7★ from 7,199 Google reviews, listed on Google as “Pest control service”.
Based in Laguna Beach, 13 mi away
59/100CR ScoreRanked #21 because of its Google rating and trade focus: 5.0★ from 619 Google reviews, listed on Google as “Pest control service”.
Based in Anaheim, 24 mi away
58/100CR ScoreRanked #22 because of its Google rating and trade focus: 4.9★ from 562 Google reviews, listed on Google as “Pest control service”.
Based in Corona, 11 mi away
58/100CR ScoreRanked #23 because of its Google rating and trade focus: 4.8★ from 238 Google reviews, listed on Google as “Pest control service”.
Based in Mission Viejo, 3 mi away
58/100CR ScoreRanked #24 because of its Google rating and trade focus: 4.9★ from 131 Google reviews, listed on Google as “Pest control service”.
#25 the bugman
Based in Anaheim, 20 mi away
58/100CR ScoreRanked #25 because of its Google rating and trade focus: 4.9★ from 2,576 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 362 ranked pest control companies here; the rest are on their profiles.
Also serving Rancho Santa Margarita
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 |
|---|---|---|
| A Omega Termite Construction Corp | 5.0★ (2) | 4 mi |
| Affordable Termite Control In Anaheim | 5.0★ (2) | 18 mi |
| Angelo Termite | 5.0★ (2) | 7 mi |
| Consumer Termite Control Inc | 5.0★ (2) | 6 mi |
| Craig's Termite Co. | 5.0★ (2) | 21 mi |
| Creepy Crawlers Pest Control | 3.0★ (2) | 17 mi |
| Critter Captain | 5.0★ (2) | 21 mi |
| Double Tap Pest Control | 5.0★ (2) | 22 mi |
| Eco Pest Control of Anaheim | 5.0★ (2) | 18 mi |
| Go-pher The Kill Pest Control | 5.0★ (2) | 18 mi |
| GreenSafe Pest Management | 4.5★ (2) | 17 mi |
| Lawley Pest Control | 2.0★ (2) | 9 mi |
| Nature-Rite Pest Management | 4.5★ (2) | 21 mi |
| NatureSafe Pest Solutions | 5.0★ (2) | 19 mi |
| Newport Beach Pest Control | 5.0★ (2) | 19 mi |
| Placentia Pest Control | 5.0★ (2) | 21 mi |
| Sharpline Pest Control | 5.0★ (2) | 20 mi |
| The Bug Solution | 5.0★ (2) | 21 mi |
| Wenceslao Pest Control | 5.0★ (2) | 15 mi |
| Yorba Linda Pest Control | 5.0★ (2) | 21 mi |
How we ranked Rancho Santa Margarita pest control companies
We scored 362 Rancho Santa Margarita 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 Rancho Santa Margarita 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 Rancho Santa Margarita: frequently asked questions
Who is the best pest control company in Rancho Santa Margarita?
By CR Score, the highest-ranked pest control company in Rancho Santa Margarita, CA is Terminix with a CR Score of 63/100. It has 4.8★ from 1,167 Google reviews. It is open 24/7. Allure Pest Management (#2) and Dewey Pest & Termite Control (#3) follow. We ranked 362 pest control companies on ten factors, last updated November 3, 2026.
How many pest control companies are there in Rancho Santa Margarita?
ContractorsRanked ranks 362 pest control companies serving Rancho Santa Margarita, CA. 2 of them are based in Rancho Santa Margarita; 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 Rancho Santa Margarita are open 24/7?
89 ranked pest control companies in Rancho Santa Margarita post 24/7 hours. The highest-ranked are Terminix (#1), Dewey Pest & Termite Control (#3) and Orkin (#4). Hours come from each business's Google listing as of November 2026, so call to confirm.
Which pest control companies in Rancho Santa Margarita work on weekends?
258 of 362 ranked pest control companies post Saturday hours and 146 post Sunday hours. The highest-ranked open Saturdays are Terminix (#1), Allure Pest Management (#2) and Dewey Pest & Termite Control (#3). Posted hours are office hours; crews may book weekend jobs separately.
What Google rating do Rancho Santa Margarita pest control companies have?
The median Google rating among 362 rated pest control companies in Rancho Santa Margarita is 4.9★, with a median of 24 reviews. Brooks Pest Control has the most, 11,523 reviews, and ranks #10. 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 Rancho Santa Margarita count in this ranking?
Yes, if they are within 25 mi of the Rancho Santa Margarita 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 Rancho Santa Margarita
- November 2026: CR Scores recalculated for 362 pest control companies serving Rancho Santa Margarita.
- November 2026: 7 duplicate listings merged.
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