65/100CR Score
Ranked #1 because of its Google rating and trade focus: 4.8★ from 2,254 Google reviews, listed on Google as “Pest control service”.
Best Pest Control Companies in San Marcos, CA (2026)
218 pest control companies ranked by CR ScoreUpdated 0 paid placements in this rankingHow we rank →
The short answer
- 1
Best overall in San Marcos: Orkin, CR Score 65/100; 4.8★ from 2,254 Google reviews; open 24/7.
- 3
Best for emergencies (open 24/7): Terminix, posts 24/7 hours; ranked #3 of 218.
- 37
Most-reviewed: Aptive Pest Control, 5,817 Google reviews at 4.6★, the most of 218 ranked; ranked #37.
Rankings can't be bought. Contractors can't pay to change their rank or score. How we rank
218 San Marcos pest control companies are ranked here by CR Score, from ten published factors. 38 are open 24/7, 139 open Saturdays and 69 open Sundays, based on posted hours. The median Google rating is 4.9★ across 218 rated businesses.
Top 10 pest control companies in San Marcos at a glance
| Rank | Business | CR Score | Google rating | Based in | Hours | Best for |
|---|---|---|---|---|---|---|
| 1 | Orkin | 65 | 4.8★ (2,254) | Vista, 3 mi away | 24/7 | Overall |
| 2 | WedoCreepy.com | 64 | 4.9★ (4,194) | Escondido, 3 mi away | Sat | — |
| 3 | Terminix | 63 | 4.7★ (996) | Escondido, 4 mi away | 24/7 | Emergencies |
| 4 | Western Exterminator | 63 | 4.7★ (509) | San Marcos | 24/7 | — |
| 5 | Brooks Pest Control | 63 | 4.7★ (2,371) | Escondido, 4 mi away | Sat · Sun · Evenings | — |
| 6 | Mission Pest Control | 63 | 4.9★ (1,102) | Carlsbad, 5 mi away | Sat · Sun | — |
| 7 | Dewey Pest & Termite Control | 62 | 4.8★ (134) | San Marcos | 24/7 | — |
| 8 | AA-Beekeeper | Live Bee Removal & Relocation | 61 | 5.0★ (118) | San Marcos | Sat · Sun | — |
| 9 | Lloyd Pest & Termite Control | 61 | 4.9★ (486) | San Marcos | Sat | — |
| 10 | Bull's Eye Pest Control | 61 | 5.0★ (611) | Vista, 6 mi away | Sat · Evenings | — |
The 218 best pest control companies in San Marcos, 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 Escondido, 3 mi away
64/100CR ScoreRanked #2 because of its Google rating and trade focus: 4.9★ from 4,194 Google reviews, listed on Google as “Pest control service”.
#3 Terminix
Based in Escondido, 4 mi away
63/100CR ScoreRanked #3 because of its Google rating and trade focus: 4.7★ from 996 Google reviews, listed on Google as “Pest control service”.
Based in San Marcos
63/100CR ScoreRanked #4 because of its Google rating and trade focus: 4.7★ from 509 Google reviews, listed on Google as “Pest control service”.
Based in Escondido, 4 mi away
63/100CR ScoreRanked #5 because of its Google rating and trade focus: 4.7★ from 2,371 Google reviews, listed on Google as “Pest control service”.
Based in Carlsbad, 5 mi away
63/100CR ScoreRanked #6 because of its Google rating and trade focus: 4.9★ from 1,102 Google reviews, listed on Google as “Pest control service”.
Based in San Marcos
62/100CR ScoreRanked #7 because of its Google rating and trade focus: 4.8★ from 134 Google reviews, listed on Google as “Pest control service”.
Based in San Marcos
61/100CR ScoreRanked #8 because of its Google rating and trade focus: 5.0★ from 118 Google reviews, listed on Google as “Pest control service”.
Based in San Marcos
61/100CR ScoreRanked #9 because of its Google rating and trade focus: 4.9★ from 486 Google reviews, listed on Google as “Pest control service”.
Based in Vista, 6 mi away
61/100CR ScoreRanked #10 because of its Google rating and trade focus: 5.0★ from 611 Google reviews, listed on Google as “Pest control service”.
Based in San Diego, 17 mi away
61/100CR ScoreRanked #11 because of its Google rating and trade focus: 4.9★ from 638 Google reviews, listed on Google as “Pest control service”.
Based in San Diego, 17 mi away
60/100CR ScoreRanked #12 because of its Google rating and trade focus: 4.9★ from 5,706 Google reviews, listed on Google as “Pest control service”.
#13 Orkin
Based in San Diego, 23 mi away
60/100CR ScoreRanked #13 because of its Google rating and trade focus: 4.8★ from 1,862 Google reviews, listed on Google as “Pest control service”.
#14 Orkin
Based in Escondido, 3 mi away
60/100CR ScoreRanked #14 because of its Google rating and trade focus: 4.8★ from 54 Google reviews, listed on Google as “Pest control service”.
Based in San Marcos
60/100CR ScoreRanked #15 because of its Google rating and trade focus: 4.9★ from 607 Google reviews, listed on Google as “Pest control service”.
Based in San Diego, 18 mi away
60/100CR ScoreRanked #16 because of its Google rating and trade focus: 4.8★ from 5,362 Google reviews, listed on Google as “Pest control service”.
Based in San Marcos
60/100CR ScoreRanked #17 because of its Google rating and trade focus: 4.9★ from 62 Google reviews, listed on Google as “Pest control service”.
Based in San Diego, 10 mi away
60/100CR ScoreRanked #18 because of its Google rating and trade focus: 5.0★ from 581 Google reviews, listed on Google as “Pest control service”.
Based in San Marcos
60/100CR ScoreRanked #19 because of its Google rating and review volume: 4.9★ from 637 Google reviews.
Based in Carlsbad, 4 mi away
60/100CR ScoreRanked #20 because of its Google rating and trade focus: 5.0★ from 197 Google reviews, listed on Google as “Pest control service”.
Based in San Marcos
60/100CR ScoreRanked #21 because of its Google rating and trade focus: 4.5★ from 187 Google reviews, listed on Google as “Pest control service”.
Based in Vista, 4 mi away
59/100CR ScoreRanked #22 because of its Google rating and trade focus: 4.9★ from 706 Google reviews, listed on Google as “Pest control service”.
Based in San Marcos
59/100CR ScoreRanked #23 because of its Google rating and trade focus: 4.5★ from 1,718 Google reviews, listed on Google as “Pest control service”.
Based in Escondido, 3 mi away
59/100CR ScoreRanked #24 because of its Google rating and trade focus: 4.8★ from 206 Google reviews, listed on Google as “Pest control service”.
Based in San Marcos
59/100CR ScoreRanked #25 because of its Google rating and trade focus: 5.0★ from 9 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 218 ranked pest control companies here; the rest are on their profiles.
| Rank | Business | CR Score | Google rating | Distance |
|---|---|---|---|---|
| 26 | All Pest Pros | 59 | 4.9★ (151) | 4 mi |
| 27 | Thrasher Pest Control | 59 | 5.0★ (466) | 5 mi |
| 28 | Calpest | 59 | 4.8★ (103) | In San Marcos |
| 29 | Ground Force Pest Elimination | 58 | 4.4★ (14) | In San Marcos |
| 30 | HomeShield Pest Control | 58 | 5.0★ (1,557) | 21 mi |
| 31 | HomeTeam Pest Defense | 58 | 4.8★ (598) | 4 mi |
| 32 | Green Flash Pest Control | 58 | 4.8★ (203) | 4 mi |
| 33 | Major League Pest | 58 | 4.9★ (893) | 8 mi |
| 34 | White Knight Pest Services | 58 | 4.7★ (718) | 9 mi |
| 35 | Mikol Bee Remover | 58 | 5.0★ (44) | In San Marcos |
| 36 | Thrasher Pest Control | 58 | 5.0★ (281) | 5 mi |
| 37 | Aptive Pest Control | 58 | 4.6★ (5,817) | 22 mi |
| 38 | Aliza's Bee Removal | 58 | 4.9★ (70) | 10 mi |
| 39 | Aptive Pest Control | 58 | 4.6★ (141) | 2 mi |
| 40 | Hurst Exterminators and Gopher Control | 58 | 4.8★ (16) | In San Marcos |
| 41 | EcoGuard Pest Management | 57 | 4.9★ (538) | 8 mi |
| 42 | Truly Nolen Pest & Termite Control | 57 | 4.8★ (694) | 22 mi |
| 43 | Kennedy Pest Control, Inc. | 57 | 4.8★ (348) | 4 mi |
| 44 | Thrasher Pest Control | 57 | 5.0★ (3,227) | 22 mi |
| 45 | Rapid Pest Management | 57 | 5.0★ (10) | In San Marcos |
| 46 | Terminix | 57 | 4.8★ (91) | 18 mi |
| 47 | Archer Termite & Pest Control | 57 | 5.0★ (88) | 8 mi |
| 48 | Orkin | 57 | 4.8★ (192) | 23 mi |
| 49 | Clark Pest Control | 57 | 4.7★ (386) | 12 mi |
| 50 | Wakala Pest Control | 57 | 5.0★ (30) | 5 mi |
Also serving San Marcos
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 |
|---|---|---|
| Beecarefull California | 5.0★ (2) | 22 mi |
| BugMizer Termite and Pest | 5.0★ (1) | In San Marcos |
| Ebony Pest Control | 5.0★ (2) | In San Marcos |
| Eynon Management Inc | 3.0★ (2) | 12 mi |
| Finest City Termite Removal Experts | 5.0★ (2) | 14 mi |
| Hi I’m the Bug guy Pest Control Inc (H.i.T Bugs PC) | 5.0★ (2) | 21 mi |
| Hurs | In San Marcos | |
| Moe Pest Control Services | In San Marcos | |
| My Guys Pest Control | In San Marcos | |
| Property Pest Solutions | 5.0★ (2) | 21 mi |
| Quality Termite Company | In San Marcos | |
| Ratical Solutions LLC | 5.0★ (2) | 21 mi |
| San Marcos CA Lice Removal Stars Head Lice Removal Service | 5.0★ (2) | In San Marcos |
| San Marcos Pest Control | In San Marcos | |
| ShieldPro Pest Control | 5.0★ (2) | 5 mi |
| South Coast Pest Management | 5.0★ (2) | 5 mi |
| Spektor Pest Control | 5.0★ (2) | 7 mi |
| Statewide Fumigation San Diego | 3.0★ (2) | 3 mi |
| SureGuard Pest Management | 3.0★ (2) | 10 mi |
| Vital Pest Solutions | 5.0★ (1) | In San Marcos |
How we ranked San Marcos pest control companies
We scored 218 San Marcos 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 San Marcos 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 San Marcos: frequently asked questions
Who is the best pest control company in San Marcos?
By CR Score, the highest-ranked pest control company in San Marcos, CA is Orkin with a CR Score of 65/100. It has 4.8★ from 2,254 Google reviews. It is open 24/7. WedoCreepy.com (#2) and Terminix (#3) follow. We ranked 218 pest control companies on ten factors, last updated November 3, 2026.
How many pest control companies are there in San Marcos?
ContractorsRanked ranks 218 pest control companies serving San Marcos, CA. 15 of them are based in San Marcos; 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 San Marcos are open 24/7?
38 ranked pest control companies in San Marcos post 24/7 hours. The highest-ranked are Orkin (#1), Terminix (#3) and Western Exterminator (#4). Hours come from each business's Google listing as of November 2026, so call to confirm.
Which pest control companies in San Marcos work on weekends?
139 of 218 ranked pest control companies post Saturday hours and 69 post Sunday hours. The highest-ranked open Saturdays are Orkin (#1), WedoCreepy.com (#2) and Terminix (#3). Posted hours are office hours; crews may book weekend jobs separately.
What Google rating do San Marcos pest control companies have?
The median Google rating among 218 rated pest control companies in San Marcos is 4.9★, with a median of 38 reviews. Aptive Pest Control has the most, 5,817 reviews, and ranks #37. 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 San Marcos count in this ranking?
Yes, if they are within 25 mi of the San Marcos 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 San Marcos
- November 2026: CR Scores recalculated for 218 pest control companies serving San Marcos.
- November 2026: 4 duplicate listings merged.
More pest control companies and San Marcos pages
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