64/100CR Score
Ranked #1 because of its Google rating and trade focus: 4.9★ from 2,353 Google reviews, listed on Google as “Pest control service”.
Best Pest Control Companies in Adelphi, MD (2026)
314 pest control companies ranked by CR ScoreUpdated 0 paid placements in this rankingHow we rank →
The short answer
- 1
Best overall in Adelphi: Green Pest Services, CR Score 64/100; 4.9★ from 2,353 Google reviews; open 24/7.
- 2
Best for emergencies (open 24/7): Terminix, posts 24/7 hours; ranked #2 of 314.
- 21
Most-reviewed: Aptive Pest Control, 5,826 Google reviews at 4.6★, the most of 314 ranked; ranked #21.
Rankings can't be bought. Contractors can't pay to change their rank or score. How we rank
314 Adelphi pest control companies are ranked here by CR Score, from ten published factors. 105 are open 24/7, 231 open Saturdays and 159 open Sundays, based on posted hours. The median Google rating is 4.9★ across 314 rated businesses.
Top 10 pest control companies in Adelphi at a glance
| Rank | Business | CR Score | Google rating | Based in | Hours | Best for |
|---|---|---|---|---|---|---|
| 1 | Green Pest Services | 64 | 4.9★ (2,353) | Arlington, 11 mi away | 24/7 | Overall |
| 2 | Terminix | 63 | 4.8★ (2,469) | Largo, 10 mi away | 24/7 | Emergencies |
| 3 | Green Pest Services | 62 | 4.8★ (822) | Bethesda, 7 mi away | 24/7 | — |
| 4 | Green Pest Services | 62 | 4.8★ (707) | Washington, D.C., 6 mi away | 24/7 | — |
| 5 | My Pest Pros | 62 | 5.0★ (342) | Bowie, 9 mi away | 24/7 | — |
| 6 | My Pest Pros | 62 | 5.0★ (940) | Vienna, 15 mi away | 24/7 | — |
| 7 | American Pest | 62 | 4.9★ (759) | Bowie, 6 mi away | Sat · Sun · Evenings | — |
| 8 | American Pest | 62 | 5.0★ (767) | Lanham, 9 mi away | Sat · Sun · Evenings | — |
| 9 | Orkin | 61 | 4.5★ (1,718) | Lanham, 8 mi away | 24/7 | — |
| 10 | Orkin | 61 | 4.8★ (2,022) | Hanover, 18 mi away | 24/7 | — |
The 314 best pest control companies in Adelphi, 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 Terminix
Based in Largo, 10 mi away
63/100CR ScoreRanked #2 because of its Google rating and trade focus: 4.8★ from 2,469 Google reviews, listed on Google as “Pest control service”.
Based in Bethesda, 7 mi away
62/100CR ScoreRanked #3 because of its Google rating and trade focus: 4.8★ from 822 Google reviews, listed on Google as “Pest control service”.
Based in Washington, D.C., 6 mi away
62/100CR ScoreRanked #4 because of its Google rating and trade focus: 4.8★ from 707 Google reviews, listed on Google as “Pest control service”.
#5 My Pest Pros
Based in Bowie, 9 mi away
62/100CR ScoreRanked #5 because of its Google rating and trade focus: 5.0★ from 342 Google reviews, listed on Google as “Pest control service”.
#6 My Pest Pros
Based in Vienna, 15 mi away
62/100CR ScoreRanked #6 because of its Google rating and trade focus: 5.0★ from 940 Google reviews, listed on Google as “Pest control service”.
Based in Bowie, 6 mi away
62/100CR ScoreRanked #7 because of its Google rating and trade focus: 4.9★ from 759 Google reviews, listed on Google as “Pest control service”.
Based in Lanham, 9 mi away
62/100CR ScoreRanked #8 because of its Google rating and trade focus: 5.0★ from 767 Google reviews, listed on Google as “Pest control service”.
#9 Orkin
Based in Lanham, 8 mi away
61/100CR ScoreRanked #9 because of its Google rating and trade focus: 4.5★ from 1,718 Google reviews, listed on Google as “Pest control service”.
#10 Orkin
Based in Hanover, 18 mi away
61/100CR ScoreRanked #10 because of its Google rating and trade focus: 4.8★ from 2,022 Google reviews, listed on Google as “Pest control service”.
Based in Rockville, 9 mi away
61/100CR ScoreRanked #11 because of its Google rating and trade focus: 4.9★ from 225 Google reviews, listed on Google as “Pest control service”.
Based in Lanham, 8 mi away
61/100CR ScoreRanked #12 because of its Google rating and trade focus: 4.8★ from 862 Google reviews, listed on Google as “Pest control service”.
Based in Alexandria, 15 mi away
61/100CR ScoreRanked #13 because of its Google rating and trade focus: 4.9★ from 1,783 Google reviews, listed on Google as “Pest control service”.
Based in Fairfax, 21 mi away
60/100CR ScoreRanked #14 because of its Google rating and trade focus: 4.9★ from 1,307 Google reviews, listed on Google as “Pest control service”.
Based in Largo, 10 mi away
60/100CR ScoreRanked #15 because of its Google rating and trade focus: 4.6★ from 515 Google reviews, listed on Google as “Pest control service”.
Based in Rockville, 11 mi away
60/100CR ScoreRanked #16 because of its Google rating and trade focus: 4.8★ from 862 Google reviews, listed on Google as “Pest control service”.
Based in Savage, 13 mi away
60/100CR ScoreRanked #17 because of its Google rating and trade focus: 4.8★ from 3,524 Google reviews, listed on Google as “Pest control service”.
Based in Gaithersburg, 16 mi away
60/100CR ScoreRanked #18 because of its Google rating and trade focus: 4.9★ from 1,136 Google reviews, listed on Google as “Pest control service”.
#19 Orkin
Based in Bowie, 15 mi away
60/100CR ScoreRanked #19 because of its Google rating and trade focus: 4.8★ from 420 Google reviews, listed on Google as “Pest control service”.
#20 Orkin
Based in Gaithersburg, 16 mi away
60/100CR ScoreRanked #20 because of its Google rating and trade focus: 4.6★ from 1,230 Google reviews, listed on Google as “Pest control service”.
Based in Columbia, 12 mi away
59/100CR ScoreRanked #21 because of its Google rating and trade focus: 4.6★ from 5,826 Google reviews, listed on Google as “Pest control service”.
#22 American Pest
Based in Columbia, 15 mi away
59/100CR ScoreRanked #22 because of its Google rating and trade focus: 4.7★ from 1,930 Google reviews, listed on Google as “Pest control service”.
#23 My Pest Pros
Based in Fairfax, 22 mi away
59/100CR ScoreRanked #23 because of its Google rating and trade focus: 4.9★ from 841 Google reviews, listed on Google as “Pest control service”.
Based in Washington, D.C., 4 mi away
59/100CR ScoreRanked #24 because of its Google rating and trade focus: 5.0★ from 35 Google reviews, listed on Google as “Pest control service”.
Based in Bowie, 15 mi away
59/100CR ScoreRanked #25 because of its Google rating and trade focus: 4.9★ from 1,647 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 314 ranked pest control companies here; the rest are on their profiles.
Also serving Adelphi
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 |
|---|---|---|
| Armor Pest Control | 5.0★ (2) | 25 mi |
| Bed Bug Exterminator Washington DC | 5.0★ (2) | 11 mi |
| Bee 911 Pest Control | 5.0★ (2) | 8 mi |
| Benware Termite Control | 5.0★ (2) | 12 mi |
| Blades of Green | 1.0★ (2) | 16 mi |
| Bright Pest Control | 5.0★ (1) | 8 mi |
| Bug Crain Pest Control Co | 5.0★ (2) | 22 mi |
| Capitol Mosquito of Montgomery County | 5.0★ (2) | 13 mi |
| CJI Pest Management | 5.0★ (1) | 7 mi |
| Eco Friendly Pest Control Services in Arlington | 5.0★ (2) | 10 mi |
| Eco Friendly Pest Control Services in Rockville | 5.0★ (2) | 11 mi |
| Elite Herndon Pest Control | 5.0★ (2) | 24 mi |
| LCS Pest Management | 5.0★ (2) | 11 mi |
| Local Pest Control Services in Gaithersburg | 5.0★ (2) | 16 mi |
| Maryland State Pest Control Association | 5.0★ (2) | 23 mi |
| Nest Pest Control | 5.0★ (1) | 4 mi |
| Origin Pest Control | 5.0★ (2) | 16 mi |
| Pest Control 4 You | 5.0★ (2) | 18 mi |
| Quality Sterling Pest Control | 5.0★ (2) | 23 mi |
| Sierra Pest Services | 5.0★ (2) | 10 mi |
How we ranked Adelphi pest control companies
We scored 314 Adelphi 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 Adelphi 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 Adelphi: frequently asked questions
Who is the best pest control company in Adelphi?
By CR Score, the highest-ranked pest control company in Adelphi, MD is Green Pest Services with a CR Score of 64/100. It has 4.9★ from 2,353 Google reviews. It is open 24/7. Terminix (#2) and Green Pest Services (#3) follow. We ranked 314 pest control companies on ten factors, last updated November 3, 2026.
How many pest control companies are there in Adelphi?
ContractorsRanked ranks 314 pest control companies serving Adelphi, MD. Another 20 within 25 mi are listed but not ranked yet. Counts are as of November 2026.
Which pest control companies in Adelphi are open 24/7?
105 ranked pest control companies in Adelphi post 24/7 hours. The highest-ranked are Green Pest Services (#1), Terminix (#2) and Green Pest Services (#3). Hours come from each business's Google listing as of November 2026, so call to confirm.
Which pest control companies in Adelphi work on weekends?
231 of 314 ranked pest control companies post Saturday hours and 159 post Sunday hours. The highest-ranked open Saturdays are Green Pest Services (#1), Terminix (#2) and Green Pest Services (#3). Posted hours are office hours; crews may book weekend jobs separately.
What Google rating do Adelphi pest control companies have?
The median Google rating among 314 rated pest control companies in Adelphi is 4.9★, with a median of 38 reviews. Aptive Pest Control has the most, 5,826 reviews, and ranks #21. 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 Adelphi count in this ranking?
Yes, if they are within 25 mi of the Adelphi 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 Adelphi
- November 2026: CR Scores recalculated for 314 pest control companies serving Adelphi.
- November 2026: 3 duplicate listings merged.
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