86/100CR Score
Ranked #1 because of its Google rating and availability: 5.0★ from 169 Google reviews, open 24/7.
- 5.0★ from 169 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
Best Window Installers in Harpswell Center, ME (2026)
52 window installers ranked by CR ScoreUpdated 0 paid placements in this rankingHow we rank →
The short answer
- 1
Best overall in Harpswell Center: A Plus Windows, CR Score 86/100; 5.0★ from 169 Google reviews; open 24/7.
- 5
Best for emergencies (open 24/7): Maine Windows and Doors, posts 24/7 hours; ranked #5 of 52.
- 7
Most-reviewed: Renewal by Andersen Window Replacement, 1,057 Google reviews at 4.8★, the most of 52 ranked; ranked #7.
Rankings can't be bought. Contractors can't pay to change their rank or score. How we rank
52 Harpswell Center window installers are ranked here by CR Score, from 8 published factors. 2 are open 24/7, 27 open Saturdays and 10 open Sundays, based on posted hours. The median Google rating is 4.8★ across 52 rated businesses.
Most of this list also appears on the Window installers in South Portland Gardens ranking. See Window installers in South Portland Gardens
Top 10 window installers in Harpswell Center at a glance
| Rank | Business | CR Score | Google rating | Based in | Hours | Best for |
|---|---|---|---|---|---|---|
| 1 | A Plus Windows | 86 | 5.0★ (169) | South Berwick, 23 mi away | 24/7 | Overall |
| 2 | Portland Glass of Brunswick | 84 | 4.8★ (213) | Brunswick, 9 mi away | Sat | — |
| 3 | Regal Replacement Windows | 83 | 4.9★ (40) | Portland, 17 mi away | Sat · Sun · Evenings | — |
| 4 | Portland Glass of Portland | 82 | 4.7★ (341) | Portland, 18 mi away | Sat | — |
| 5 | Maine Windows and Doors | 82 | 3.9★ (25) | Portland, 18 mi away | 24/7 | Emergencies |
| 6 | Portland Glass of Biddeford | 80 | 4.9★ (181) | Biddeford, 32 mi away | Sat | — |
| 7 | Renewal by Andersen Window Replacement | 80 | 4.8★ (1,057) | Saco, 30 mi away | — | Most reviews |
| 8 | Portland Glass of Lewiston | 79 | 4.6★ (134) | Lewiston, 22 mi away | Sat | — |
| 9 | Portland Glass of Augusta | 78 | 4.8★ (132) | Augusta, 37 mi away | Sat | — |
| 10 | Mandette Roofing Plus | 78 | 4.9★ (69) | Portland, 17 mi away | Sat · Sun · Evenings | — |
The 52 best window installers in Harpswell Center, ranked
Ordered by CR Score, a 0–100 score from 8 published factors. Paid placement never changes the order.
Scores below: based on 6 of 8 factors; credentials and recency not yet collected. Hatched segments mark factors we don't have yet.
Based in Brunswick, 9 mi away
84/100CR ScoreRanked #2 because of its Google rating and trade focus: 4.8★ from 213 Google reviews, listed on Google as “Window installation service”.
- 4.8★ from 213 Google reviews
- Hours
- Mon–Fri 7:30 AM–5 PM · Sat 8 AM–12 PM · Sun closed
- Address
- 261 Bath Rd, Brunswick, ME 04011
Based in Portland, 17 mi away
83/100CR ScoreRanked #3 because of its Google rating and trade focus: 4.9★ from 40 Google reviews, listed on Google as “Window installation service”.
- 4.9★ from 40 Google reviews
- Hours
- Mon–Sat 8 AM–8 PM · Sun 12 PM–8 PM
- Address
- 40 Quarry Rd, Portland, ME 04103
Based in Portland, 18 mi away
82/100CR ScoreRanked #4 because of its Google rating and trade focus: 4.7★ from 341 Google reviews, listed on Google as “Window installation service”.
- 4.7★ from 341 Google reviews
- Hours
- Mon–Fri 7:30 AM–5 PM · Sat 8 AM–12 PM · Sun closed
- Address
- 832 Congress St, Portland, ME 04102
Based in Portland, 18 mi away
82/100CR ScoreRanked #5 because of its Google rating and availability: 3.9★ from 25 Google reviews, open 24/7.
- 3.9★ from 25 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 306 Warren Ave Suite 2A, Portland, ME 04103
Based in Biddeford, 32 mi away
80/100CR ScoreRanked #6 because of its Google rating and trade focus: 4.9★ from 181 Google reviews, listed on Google as “Window installation service”.
- 4.9★ from 181 Google reviews
- Hours
- Mon–Fri 8 AM–5 PM · Sat 8 AM–12 PM · Sun closed
- Address
- 150 Alfred St, Biddeford, ME 04005
Based in Saco, 30 mi away
80/100CR ScoreRanked #7 because of its Google rating and review volume: 4.8★ from 1,057 Google reviews, the most Google reviews on this list (1,057).
- 4.8★ from 1,057 Google reviews
- Hours
- Mon–Fri 8 AM–5 PM · Sat–Sun closed
- Address
- 66 Industrial Park Rd, Saco, ME 04072
Based in Lewiston, 22 mi away
79/100CR ScoreRanked #8 because of its Google rating and trade focus: 4.6★ from 134 Google reviews, listed on Google as “Window installation service”.
- 4.6★ from 134 Google reviews
- Hours
- Mon–Fri 7:30 AM–5 PM · Sat 8 AM–12 PM · Sun closed
- Address
- 865 Lisbon St, Lewiston, ME 04240
Based in Augusta, 37 mi away
78/100CR ScoreRanked #9 because of its Google rating and trade focus: 4.8★ from 132 Google reviews, listed on Google as “Window installation service”.
- 4.8★ from 132 Google reviews
- Hours
- Mon–Fri 7:30 AM–5 PM · Sat 8 AM–12 PM · Sun closed
- Address
- 372 Western Ave, Augusta, ME 04330
Based in Portland, 17 mi away
78/100CR ScoreRanked #10 because of its Google rating and availability: 4.9★ from 69 Google reviews, open 7 days a week.
- 4.9★ from 69 Google reviews
- Hours
- Mon–Sun 7 AM–7 PM
- Address
- 94 Auburn St Ste 109, Portland, ME 04103
Based in Westbrook, 22 mi away
77/100CR ScoreRanked #11 because of its Google rating and trade focus: 4.4★ from 123 Google reviews, listed on Google as “Window installation service”.
- 4.4★ from 123 Google reviews
- Hours
- Mon–Fri 9 AM–5 PM · Sat 9 AM–1 PM · Sun closed
- Address
- 2 Karen Dr Unit 5, Westbrook, ME 04092
Based in South Portland, 17 mi away
77/100CR ScoreRanked #12 because of its Google rating and review volume: 4.9★ from 222 Google reviews, 222 Google reviews.
- 4.9★ from 222 Google reviews
- Hours
- Mon–Fri 7 AM–5 PM · Sat 8 AM–12 PM · Sun closed
- Address
- 145 Sawyer St, South Portland, ME 04106
Based in Gorham, 25 mi away
77/100CR ScoreRanked #13 because of its Google rating and trade focus: 4.8★ from 145 Google reviews, listed on Google as “Window installation service”.
- 4.8★ from 145 Google reviews
- Hours
- Mon–Fri 8 AM–5 PM · Sat–Sun closed
- Address
- 1269 Roosevelt Trail, Raymond, ME 04071
Based in Gorham, 5 mi away
76/100CR ScoreRanked #14 because of its Google rating and trade focus: 4.8★ from 22 Google reviews, listed on Google as “Window installation service”.
- 4.8★ from 22 Google reviews
- Hours
- Mon–Fri 9 AM–5 PM · Sat–Sun closed
#15 A-BEST Window
Based in South Portland, 19 mi away
75/100CR ScoreRanked #15 because of its Google rating and trade focus: 4.6★ from 91 Google reviews, listed on Google as “Window installation service”.
- 4.6★ from 91 Google reviews
- Hours
- Mon–Fri 8:30 AM–5 PM · Sat–Sun closed
- Address
- 1199 Broadway, South Portland, ME 04106
Based in Buxton, 22 mi away
75/100CR ScoreRanked #16 because of its Google rating and trade focus: 4.6★ from 9 Google reviews, listed on Google as “Window installation service”.
- 4.6★ from 9 Google reviews
- Hours
- Mon–Fri 8 AM–5 PM · Sat 8 AM–3 PM · Sun closed
- Address
- 162 Gorham Rd, Scarborough, ME 04074
#17 DaBella
Based in Portland, 19 mi away
75/100CR ScoreRanked #17 because of its Google rating and review volume: 4.7★ from 186 Google reviews, 186 Google reviews.
- 4.7★ from 186 Google reviews
- Hours
- Mon–Fri 7 AM–9 PM · Sat 8 AM–5 PM · Sun closed
- Address
- 400 Riverside St unit 1a, Portland, ME 04103
Based in Waterville, 8 mi away
74/100CR ScoreRanked #18 because of its Google rating and trade focus: 5.0★ from 8 Google reviews, listed on Google as “Window installation service”.
- 5.0★ from 8 Google reviews
- Hours
- Mon–Fri 7 AM–5 PM · Sat–Sun closed
Based in Auburn, 35 mi away
74/100CR ScoreRanked #19 because of its Google rating and review volume: 4.8★ from 337 Google reviews, 337 Google reviews.
- 4.8★ from 337 Google reviews
- Hours
- Mon–Sat 8 AM–7 PM · Sun closed
- Address
- 46 River Rd, Chelsea, ME 04330
#20 Rowe Carpentry
Based in Gorham, 20 mi away
74/100CR ScoreRanked #20 because of its Google rating and trade focus: 5.0★ from 5 Google reviews, listed on Google as “Window installation service”.
- 5.0★ from 5 Google reviews
- Hours
- Mon–Sat 7 AM–6 PM · Sun closed
Based in Portland, 19 mi away
74/100CR ScoreRanked #21 because of its Google rating and review volume: 4.8★ from 72 Google reviews, 72 Google reviews.
- 4.8★ from 72 Google reviews
- Hours
- Mon–Sat 7 AM–5 PM · Sun closed
- Address
- 12 Grove St, Portland, ME 04103
Based in Lewiston, 22 mi away
74/100CR ScoreRanked #22 because of its Google rating and trade focus: 4.8★ from 30 Google reviews, listed on Google as “Window installation service”.
- 4.8★ from 30 Google reviews
- Hours
- Mon–Fri 8 AM–4 PM · Sat–Sun closed
- Address
- 969 Lisbon St, Lewiston, ME 04240
Based in Auburn, 16 mi away
74/100CR ScoreRanked #23 because of its Google rating and trade focus: 2.6★ from 10 Google reviews, listed on Google as “Window installation service”.
- 2.6★ from 10 Google reviews
- Hours
- Mon 5:30 AM–7 PM · Tue–Sat 5 AM–7 PM · Sun closed
Based in Portland, 18 mi away
73/100CR ScoreRanked #24 because of its Google rating and availability: 5.0★ from 9 Google reviews, open 7 days a week.
- 5.0★ from 9 Google reviews
- Hours
- Mon–Sun 7 AM–5 PM
- Address
- 4 Hill St Apt 14, Portland, ME 04102
Based in Buxton, 21 mi away
73/100CR ScoreRanked #25 because of its Google rating and availability: 4.7★ from 13 Google reviews, open 7 days a week.
- 4.7★ from 13 Google reviews
- Hours
- Mon–Sun 6 AM–8 PM
- Address
- 18 Marshall Valley Rd, Windham, ME 04062
How much do window installers cost in Harpswell Center?
Typical prices in USD, adjusted for Maine with a published regional index. Each row names its basis and month.
| Job | Low | Typical | High | Basis | Checked |
|---|---|---|---|---|---|
| Window replacement | $3,410 | $7,300 | $11,760 | Per project (several windows): typical range of customer-reported projects. US national range × 0.99 New England factor (2025 Cost vs. Value Report) | October 2026 |
How we ranked Harpswell Center window installers
We scored 52 Harpswell Center window installers on 8 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. Unknown factors are left out of the score, not counted as zero. Scores last refreshed October 22, 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 Harpswell Center data |
|---|---|---|---|
| Reputation | 35% | Bayesian-adjusted Google star rating | Measured |
| Credentials | 15% | Active state license 0.6, bond 0.2, workers’ comp 0.2 | Not yet collected |
| Review volume | 10% | log10(reviews + 1) against the list maximum | Measured |
| Recency | 10% | Share of reviews from the last 12 months | Not yet collected |
| Availability | 10% | Weekly open hours, Saturday, Sunday, 24/7 or same-day | Measured |
| Trade focus | 10% | Google main category 1.0, business name 0.7, additional category 0.5 | Measured |
| Proximity | 5% | 1.0 when based in the city, falling to 0 at the trade’s radius | Measured |
| Completeness | 5% | Website, photos, description, hours, claimed profile (0.2 each) | Measured |
Window installers in Harpswell Center: frequently asked questions
Who is the best window installer in Harpswell Center?
By CR Score, the highest-ranked window installer in Harpswell Center, ME is A Plus Windows with a CR Score of 86/100. It has 5.0★ from 169 Google reviews. It is open 24/7. Portland Glass of Brunswick (#2) and Regal Replacement Windows (#3) follow. We ranked 52 window installers on 8 factors, last updated October 22, 2026.
How many window installers are there in Harpswell Center?
ContractorsRanked ranks 52 window installers serving Harpswell Center, ME. Counts are as of October 2026.
Which window installers in Harpswell Center are open 24/7?
2 ranked window installers in Harpswell Center post 24/7 hours. The highest-ranked are A Plus Windows (#1) and Maine Windows and Doors (#5). Hours come from each business's Google listing as of October 2026, so call to confirm.
Which window installers in Harpswell Center work on weekends?
27 of 52 ranked window installers post Saturday hours and 10 post Sunday hours. The highest-ranked open Saturdays are A Plus Windows (#1), Portland Glass of Brunswick (#2) and Regal Replacement Windows (#3). Posted hours are office hours; crews may book weekend jobs separately.
How much does window replacement cost in Harpswell Center?
Window replacement typically costs $3,410 to $11,760, with $7,300 typical (Per project (several windows): typical range of customer-reported projects. US national range × 0.99 New England factor (2025 Cost vs. Value Report)). The range is adjusted for Maine. Prices were last checked October 2026. Get at least two written quotes before you hire.
What Google rating do Harpswell Center window installers have?
The median Google rating among 52 rated window installers in Harpswell Center is 4.8★, with a median of 25 reviews. Renewal by Andersen Window Replacement has the most, 1,057 reviews, and ranks #7. We adjust ratings for review count, so a few five-star reviews cannot top the list.
How does ContractorsRanked rank window installers?
Each window installer gets a 0–100 CR Score from 8 published factors, led by reputation (35%), credentials (15%), review volume (10%) and recency (10%). Factors we cannot measure are left out, not scored as zero. Only businesses with a confirmed trade and 3 or more reviews, or a claimed profile, are ranked.
Do window installers outside Harpswell Center count in this ranking?
Yes, if they are within 40 mi of the Harpswell Center city center, our service radius for window installers. 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.
Update log for Harpswell Center
- October 2026: CR Scores recalculated for 52 window installers serving Harpswell Center.
- October 2026: 3 duplicate listings merged.
More window installers and Harpswell Center pages
Window installers near Harpswell Center
- Window installers in Brunswick, ME52 ranked
- Window installers in Topsham, ME52 ranked
- Window installers in Yarmouth, ME56 ranked
- Window installers in Bath, ME47 ranked
- Window installers in North Bath, ME46 ranked
- Window installers in South Portland, ME51 ranked
- Window installers in Portland, ME51 ranked
- Window installers in Lisbon, ME47 ranked
- Window installers in New Gloucester, ME52 ranked
- Window installers in South Portland Gardens, ME54 ranked
Other trades in Harpswell Center
- Roofers in Harpswell Center158 ranked
- Plumbers in Harpswell Center101 ranked
- Electricians in Harpswell Center103 ranked
- HVAC contractors in Harpswell Center156 ranked
- General contractors in Harpswell Center134 ranked
- Painters in Harpswell Center24 ranked
- Landscapers in Harpswell Center33 ranked
- Handymen in Harpswell Center10 ranked
- Kitchen remodelers in Harpswell Center56 ranked
- Bathroom remodelers in Harpswell Center46 ranked
- Flooring contractors in Harpswell Center56 ranked
- Tile installers in Harpswell Center6 ranked
- Concrete contractors in Harpswell Center30 ranked
- Fence contractors in Harpswell Center13 ranked
- Deck builders in Harpswell Center27 ranked
- Siding contractors in Harpswell Center67 ranked
- Gutter installers in Harpswell Center32 ranked
- Insulation contractors in Harpswell Center19 ranked
- Solar installers in Harpswell Center29 ranked
- Garage door repair companies in Harpswell Center16 ranked
- Foundation repair companies in Harpswell Center22 ranked
- Tree services in Harpswell Center73 ranked
- Masonry contractors in Harpswell Center44 ranked
- Water damage restoration companies in Harpswell Center52 ranked
- Home builders in Harpswell Center93 ranked
- Demolition contractors in Harpswell Center21 ranked
- All contractors in Harpswell Center