606 window installers ranked by CR ScoreUpdated 0 paid placements in this rankingHow we rank →
Best overall in Norristown: Renewal by Andersen Window Replacement, CR Score 66/100; 4.9★ from 5,896 Google reviews; open 7 days a week.
Best for emergencies (open 24/7): Window Nation, posts 24/7 hours; ranked #2 of 606.
Most-reviewed: Window Nation, 4,668 Google reviews at 4.7★, the most of 606 ranked after Renewal by Andersen Window Replacement; ranked #2.
Rankings can't be bought. Contractors can't pay to change their rank or score. How we rank
606 Norristown window installers are ranked here by CR Score, from ten published factors. 83 are open 24/7, 379 open Saturdays and 172 open Sundays, based on posted hours. The median Google rating is 4.9★ across 606 rated businesses.
| Rank | Business | CR Score | Google rating | Based in | Hours | Best for |
|---|---|---|---|---|---|---|
| 1 | Renewal by Andersen Window Replacement | 66 | 4.9★ (5,896) | King of Prussia, 4 mi away | Sat · Sun · Evenings | Overall |
| 2 | Window Nation | 64 | 4.7★ (4,668) | Pennsauken, 19 mi away | 24/7 | Emergencies, Most reviews |
| 3 | Smart Shield Windows | 62 | 5.0★ (346) | Camden, 14 mi away | 24/7 | — |
| 4 | Standard Fence Company | 62 | 4.8★ (237) | Clifton Heights, 6 mi away | 24/7 | — |
| 5 | ARDMOR Windows & Doors | 61 | 4.9★ (1,291) | Willow Grove, 12 mi away | Sat | — |
| 6 | Graboyes Window & Door | 60 | 4.8★ (577) | Blue Bell, 2 mi away | Sat | — |
| 7 | Window Guardians | 60 | 4.8★ (235) | Horsham, 20 mi away | 24/7 | — |
| 8 | Thompson Creek Window Company | 60 | 4.7★ (114) | Norristown | Sat · Sun · Evenings | — |
| 9 | ACRE Windows | 59 | 4.6★ (458) | Horsham, 12 mi away | Sat · Sun · Evenings | — |
| 10 | Victory Home Remodeling | 59 | 4.7★ (371) | Cinnaminson, 24 mi away | 24/7 | — |
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.
Ranked #1 because of its Google rating and review volume: 4.9★ from 5,896 Google reviews, the most in Norristown.
Based in Pennsauken, 19 mi away
Ranked #2 because of its Google rating and trade focus: 4.7★ from 4,668 Google reviews, listed on Google as “Window installation service”.
Based in Camden, 14 mi away
Ranked #3 because of its Google rating and trade focus: 5.0★ from 346 Google reviews, listed on Google as “Window installation service”.
Based in Clifton Heights, 6 mi away
Ranked #4 because of its Google rating and trade focus: 4.8★ from 237 Google reviews, listed on Google as “Window installation service”.
Based in Willow Grove, 12 mi away
Ranked #5 because of its Google rating and trade focus: 4.9★ from 1,291 Google reviews, listed on Google as “Window installation service”.
Based in Blue Bell, 2 mi away
Ranked #6 because of its Google rating and trade focus: 4.8★ from 577 Google reviews, listed on Google as “Window installation service”.
Based in Horsham, 20 mi away
Ranked #7 because of its Google rating and trade focus: 4.8★ from 235 Google reviews, listed on Google as “Window installation service”.
Based in Norristown
Ranked #8 because of its Google rating and trade focus: 4.7★ from 114 Google reviews, listed on Google as “Window installation service”.
Based in Horsham, 12 mi away
Ranked #9 because of its Google rating and trade focus: 4.6★ from 458 Google reviews, listed on Google as “Window installation service”.
Based in Cinnaminson, 24 mi away
Ranked #10 because of its Google rating and trade focus: 4.7★ from 371 Google reviews, listed on Google as “Window installation service”.
Based in Camden, 5 mi away
Ranked #11 because of its Google rating and trade focus: 4.8★ from 94 Google reviews, listed on Google as “Window installation service”.
Based in Wayne, 10 mi away
Ranked #12 because of its Google rating and trade focus: 5.0★ from 200 Google reviews, listed on Google as “Window installation service”.
Based in Glassboro, 20 mi away
Ranked #13 because of its Google rating and trade focus: 5.0★ from 75 Google reviews, listed on Google as “Window installation service”.
Based in Cinnaminson, 22 mi away
Ranked #14 because of its Google rating and trade focus: 5.0★ from 86 Google reviews, listed on Google as “Window installation service”.
Based in Lansdale, 10 mi away
Ranked #15 because of its Google rating and trade focus: 5.0★ from 57 Google reviews, listed on Google as “Window installation service”.
Based in Haddonfield, 24 mi away
Ranked #16 because of its Google rating and trade focus: 4.2★ from 1,496 Google reviews, listed on Google as “Window installation service”.
Based in Collingswood, 21 mi away
Ranked #17 because of its Google rating and trade focus: 4.9★ from 141 Google reviews, listed on Google as “Window installation service”.
Based in Horsham, 17 mi away
Ranked #18 because of its Google rating and trade focus: 5.0★ from 75 Google reviews, listed on Google as “Window installation service”.
Based in Collegeville, 8 mi away
Ranked #19 because of its Google rating and review volume: 5.0★ from 282 Google reviews.
Based in Bellmawr, 22 mi away
Ranked #20 because of its Google rating and trade focus: 4.9★ from 272 Google reviews, listed on Google as “Roofing contractor”.
Based in Ashland, 25 mi away
Ranked #21 because of its Google rating and trade focus: 5.0★ from 185 Google reviews, listed on Google as “Roofing contractor”.
Based in Hatboro, 14 mi away
Ranked #22 because of its Google rating and review volume: 4.8★ from 645 Google reviews.
Based in Bristol, 24 mi away
Ranked #23 because of its Google rating and review volume: 5.0★ from 799 Google reviews.
Based in Richboro, 36 mi away
Ranked #24 because of its Google rating and trade focus: 5.0★ from 54 Google reviews, listed on Google as “Window installation service”.
Based in Glassboro, 6 mi away
Ranked #25 because of its Google rating and review volume: 5.0★ from 118 Google reviews.
Typical prices in USD, adjusted for Pennsylvania with a published regional index. Each row names its basis and month.
| Job | Low | Typical | High | Basis | Checked |
|---|---|---|---|---|---|
| Window replacement | $3,730 | $7,980 | $12,860 | Per project (several windows): typical range of customer-reported projects. US national range × 1.09 Middle Atlantic factor (2025 Cost vs. Value Report) | October 2026 |
We scored 606 Norristown window installers 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 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 Norristown 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 |