94/100CR Score
Ranked #1 because of its Google rating and availability: 4.9★ from 980 Google reviews, open 24/7.
Based on 6 of 8 factors; credentials and recency not yet collected.
- 4.9★ from 980 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
Best Window Installers in Silver Spring, MD (2026)
680 window installers ranked by CR ScoreUpdated 0 paid placements in this rankingHow we rank →
The short answer
- 1
Best overall in Silver Spring: Kennedy Locksmith, CR Score 94/100; 4.9★ from 980 Google reviews; open 24/7.
- 2
Best for emergencies (open 24/7): Kennedy Glass in DC, posts 24/7 hours; ranked #2 of 680.
- 3
Most-reviewed: Window Nation, 4,186 Google reviews at 4.7★, the most of 680 ranked; ranked #3.
Rankings can't be bought. Contractors can't pay to change their rank or score. How we rank
680 Silver Spring window installers are ranked here by CR Score, from 8 published factors. 118 are open 24/7, 449 open Saturdays and 242 open Sundays, based on posted hours. The median Google rating is 4.9★ across 680 rated businesses.
Top 10 window installers in Silver Spring at a glance
| Rank | Business | CR Score | Google rating | Based in | Hours | Best for |
|---|---|---|---|---|---|---|
| 1 | Kennedy Locksmith | 94 | 4.9★ (980) | Aspen Hill, 3 mi away | 24/7 | Overall |
| 2 | Kennedy Glass in DC | 92 | 4.9★ (382) | Washington, D.C., 5 mi away | 24/7 | Emergencies |
| 3 | Window Nation | 91 | 4.7★ (4,186) | Glen Burnie, 24 mi away | 24/7 | Most reviews |
| 4 | Quality Window & Glass Repair LLC | 90 | 5.0★ (392) | Germantown, 19 mi away | 24/7 | — |
| 5 | KELEMER BROTHERS REPLACEMENT WINDOWS | 90 | 5.0★ (416) | Silver Spring | Sat · Sun · Evenings | — |
| 6 | Lumina Glass & Windows | 90 | 5.0★ (107) | Washington, D.C., 7 mi away | 24/7 | — |
| 7 | Renewal by Andersen of the Capital Region | 90 | 4.9★ (1,041) | North Bethesda, 6 mi away | Sat · Sun | — |
| 8 | Prestine Glass Solutions – Window & Glass Replacement | 89 | 5.0★ (101) | Washington, D.C., 8 mi away | 24/7 | — |
| 9 | Zen Windows Washington DC | 89 | 5.0★ (119) | Washington, D.C., 11 mi away | 24/7 | — |
| 10 | Safety Glass Repair | 89 | 5.0★ (165) | Gaithersburg, 15 mi away | 24/7 | — |
The 680 best window installers in Silver Spring, ranked
Ordered by CR Score, a 0–100 score from 8 published factors. Paid placement never changes the order.
Based in Washington, D.C., 5 mi away
92/100CR ScoreRanked #2 because of its Google rating and availability: 4.9★ from 382 Google reviews, open 24/7.
Based on 6 of 8 factors; credentials and recency not yet collected.
- 4.9★ from 382 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 901 R St NW, Washington, DC 20001
Based in Glen Burnie, 24 mi away
91/100CR ScoreRanked #3 because of its Google rating and review volume: 4.7★ from 4,186 Google reviews, the most Google reviews on this list (4,186).
Based on 6 of 8 factors; credentials and recency not yet collected.
- 4.7★ from 4,186 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 871 Cromwell Park Dr, Glen Burnie, MD 21061
Based in Germantown, 19 mi away
90/100CR ScoreRanked #4 because of its Google rating and availability: 5.0★ from 392 Google reviews, open 24/7.
Based on 6 of 8 factors; credentials and recency not yet collected.
- 5.0★ from 392 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 19006 Perrone Dr, Germantown, MD 20874
Based in Silver Spring
90/100CR ScoreRanked #5 because of its Google rating and trade focus: 5.0★ from 416 Google reviews, listed on Google as “Window installation service”.
Based on 6 of 8 factors; credentials and recency not yet collected.
- 5.0★ from 416 Google reviews
- Hours
- Mon–Sun 7 AM–8 PM
- Address
- 10822 Childs Ct, Silver Spring, MD 20901
Based in Washington, D.C., 7 mi away
90/100CR ScoreRanked #6 because of its Google rating and availability: 5.0★ from 107 Google reviews, open 24/7.
Based on 6 of 8 factors; credentials and recency not yet collected.
- 5.0★ from 107 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 1101 Pennsylvania Ave NW, Washington, DC 20004
Based in North Bethesda, 6 mi away
90/100CR ScoreRanked #7 because of its Google rating and trade focus: 4.9★ from 1,041 Google reviews, listed on Google as “Window installation service”.
Based on 6 of 8 factors; credentials and recency not yet collected.
- 4.9★ from 1,041 Google reviews
- Hours
- Mon–Sun 10 AM–6 PM
- Address
- 5081 Nicholson Ln, North Bethesda, MD 20852
Based in Washington, D.C., 8 mi away
89/100CR ScoreRanked #8 because of its Google rating and availability: 5.0★ from 101 Google reviews, open 24/7.
Based on 6 of 8 factors; credentials and recency not yet collected.
- 5.0★ from 101 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 1235 Pennsylvania Ave. SE, Washington, DC 20003
Based in Washington, D.C., 11 mi away
89/100CR ScoreRanked #9 because of its Google rating and availability: 5.0★ from 119 Google reviews, open 24/7.
Based on 6 of 8 factors; credentials and recency not yet collected.
- 5.0★ from 119 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
Based in Gaithersburg, 15 mi away
89/100CR ScoreRanked #10 because of its Google rating and availability: 5.0★ from 165 Google reviews, open 24/7.
Based on 6 of 8 factors; credentials and recency not yet collected.
- 5.0★ from 165 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 20032 Mattingly Terrace, Gaithersburg, MD 20879
Based in Washington, D.C., 6 mi away
89/100CR ScoreRanked #11 because of its Google rating and availability: 4.8★ from 116 Google reviews, open 24/7.
Based on 6 of 8 factors; credentials and recency not yet collected.
- 4.8★ from 116 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 1535 17th St NW Ste 200, Washington, DC 20036
#12 Pro Glass Repair
Based in Washington, D.C., 6 mi away
89/100CR ScoreRanked #12 because of its Google rating and availability: 4.9★ from 74 Google reviews, open 24/7.
Based on 6 of 8 factors; credentials and recency not yet collected.
- 4.9★ from 74 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 2425 L St NW, Washington, DC 20037
Based in Arlington, 9 mi away
88/100CR ScoreRanked #13 because of its Google rating and availability: 4.9★ from 80 Google reviews, open 24/7.
Based on 6 of 8 factors; credentials and recency not yet collected.
- 4.9★ from 80 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 1850 Columbia Pike, Arlington, VA 22204
Based in Alexandria, 14 mi away
88/100CR ScoreRanked #14 because of its Google rating and trade focus: 5.0★ from 372 Google reviews, listed on Google as “Window installation service”.
Based on 5 of 8 factors; credentials, recency and availability not yet collected.
- 5.0★ from 372 Google reviews
- Address
- 244 S Reynolds St, Alexandria, VA 22304
Based in College Park, 5 mi away
88/100CR ScoreRanked #15 because of its Google rating and availability: 4.8★ from 159 Google reviews, open 24/7.
Based on 6 of 8 factors; credentials and recency not yet collected.
- 4.8★ from 159 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 9320 Cherry Hill Rd, College Park, MD 20740
#16 Window Nation
Based in Lorton, 20 mi away
88/100CR ScoreRanked #16 because of its Google rating and availability: 4.5★ from 1,235 Google reviews, open 24/7.
Based on 6 of 8 factors; credentials and recency not yet collected.
- 4.5★ from 1,235 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 8198 Terminal Rd #105, Lorton, VA 22079
Based in Washington, D.C., 13 mi away
87/100CR ScoreRanked #17 because of its Google rating and availability: 4.9★ from 3,700 Google reviews, open 24/7.
Based on 6 of 8 factors; credentials and recency not yet collected.
- 4.9★ from 3,700 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 11820 W Market Pl Ste f, Fulton, MD 20759
Based in Lanham, 11 mi away
87/100CR ScoreRanked #18 because of its Google rating and trade focus: 4.5★ from 3,143 Google reviews, listed on Google as “Window installation service”.
Based on 6 of 8 factors; credentials and recency not yet collected.
- 4.5★ from 3,143 Google reviews
- Hours
- Mon–Fri 8 AM–7 PM · Sat 8 AM–5 PM · Sun 9 AM–5 PM
- Address
- 4200 Parliament Pl #600, Lanham, MD 20706
Based in Fairfax, 14 mi away
87/100CR ScoreRanked #19 because of its Google rating and trade focus: 4.8★ from 669 Google reviews, listed on Google as “Window installation service”.
Based on 5 of 8 factors; credentials, recency and availability not yet collected.
- 4.8★ from 669 Google reviews
- Address
- 2814 Merrilee Dr A, Fairfax, VA 22031
Based in Catonsville, 22 mi away
87/100CR ScoreRanked #20 because of its Google rating and availability: 5.0★ from 97 Google reviews, open 24/7.
Based on 6 of 8 factors; credentials and recency not yet collected.
- 5.0★ from 97 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
Based in Aspen Hill, 14 mi away
87/100CR ScoreRanked #21 because of its Google rating and availability: 5.0★ from 50 Google reviews, open 24/7.
Based on 6 of 8 factors; credentials and recency not yet collected.
- 5.0★ from 50 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
Based in Darnestown, 9 mi away
87/100CR ScoreRanked #22 because of its Google rating and trade focus: 4.9★ from 231 Google reviews, listed on Google as “Window installation service”.
Based on 6 of 8 factors; credentials and recency not yet collected.
- 4.9★ from 231 Google reviews
- Hours
- Mon–Fri 8 AM–8 PM · Sat 9:30 AM–4:30 PM · Sun 10 AM–3 PM
Based in Dale City, 27 mi away
87/100CR ScoreRanked #23 because of its Google rating and availability: 5.0★ from 115 Google reviews, open 24/7.
Based on 6 of 8 factors; credentials and recency not yet collected.
- 5.0★ from 115 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 13709 Lynn St, Woodbridge, VA 22191
Based in Hyattsville, 9 mi away
86/100CR ScoreRanked #24 because of its Google rating and availability: 4.7★ from 53 Google reviews, open 24/7.
Based on 6 of 8 factors; credentials and recency not yet collected.
- 4.7★ from 53 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 8181 Professional Pl Suite 117, Hyattsville, MD 20785
Based in Falls Church, 11 mi away
86/100CR ScoreRanked #25 because of its Google rating and availability: 4.8★ from 50 Google reviews, open 24/7.
Based on 6 of 8 factors; credentials and recency not yet collected.
- 4.8★ from 50 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 6533, 2035 Arlington Blvd Suite A 2035, A, Falls Church, VA 22042
Window installers 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 680 ranked window installers here; the rest are on their profiles.
Also serving Silver Spring
20 more window installers within 40 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 |
|---|---|---|
| Absolute General Contracting Services | 5.0★ (10) | In Silver Spring |
| Accents Pro Renovators LLC | 5.0★ (2) | In Silver Spring |
| Advanced Window & Glass Repair, LLC | 5.0★ (1) | In Silver Spring |
| Arora Remodeling | 5.0★ (22) | In Silver Spring |
| Baymen Home Services | 5.0★ (13) | In Silver Spring |
| Bill Lovelace Contracting | 5.0★ (5) | In Silver Spring |
| C& Painting, LLC | 5.0★ (23) | In Silver Spring |
| Custom General Services LLC | 4.9★ (11) | In Silver Spring |
| Diversified Services Group | 1.0★ (2) | In Silver Spring |
| Dream General Contractors LLC | 4.7★ (56) | In Silver Spring |
| Duque Construction | 5.0★ (8) | In Silver Spring |
| EJL Builders LLC | 5.0★ (29) | In Silver Spring |
| FEATHERFALL Restoration | In Silver Spring | |
| IMAI Home Improvement Solutions LLC | 5.0★ (4) | In Silver Spring |
| M.H Home Improvement (Handyman Services) | 5.0★ (15) | In Silver Spring |
| Premier Crafters LLC | 5.0★ (29) | In Silver Spring |
| Premier Multi Services & Home Renovations | 5.0★ (38) | In Silver Spring |
| Sears Roofing | 5.0★ (1) | In Silver Spring |
| Semper West Roofing | 4.9★ (55) | In Silver Spring |
| SG Windows and Doors LLC | 5.0★ (2) | In Silver Spring |
How much do window installers cost in Silver Spring?
Typical prices in USD, adjusted for Maryland with a published regional index. Each row names its basis and month.
| Job | Low | Typical | High | Basis | Checked |
|---|---|---|---|---|---|
| Window replacement | $3,370 | $7,200 | $11,600 | Per project (several windows): typical range of customer-reported projects. US national range × 0.98 South Atlantic factor (2025 Cost vs. Value Report) | October 2026 |
How we ranked Silver Spring window installers
We scored 680 Silver Spring 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 Silver Spring 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 Silver Spring: frequently asked questions
Who is the best window installer in Silver Spring?
By CR Score, the highest-ranked window installer in Silver Spring, MD is Kennedy Locksmith with a CR Score of 94/100. It has 4.9★ from 980 Google reviews. It is open 24/7. Kennedy Glass in DC (#2) and Window Nation (#3) follow. We ranked 680 window installers on 8 factors, last updated October 22, 2026.
How many window installers are there in Silver Spring?
ContractorsRanked ranks 680 window installers serving Silver Spring, MD. 2 of them are based in Silver Spring; the rest serve it from nearby towns. Another 20 within 40 mi are listed but not ranked yet. Counts are as of October 2026.
Which window installers in Silver Spring are open 24/7?
118 ranked window installers in Silver Spring post 24/7 hours. The highest-ranked are Kennedy Locksmith (#1), Kennedy Glass in DC (#2) and Window Nation (#3). Hours come from each business's Google listing as of October 2026, so call to confirm.
Which window installers in Silver Spring work on weekends?
449 of 680 ranked window installers post Saturday hours and 242 post Sunday hours. The highest-ranked open Saturdays are Kennedy Locksmith (#1), Kennedy Glass in DC (#2) and Window Nation (#3). Posted hours are office hours; crews may book weekend jobs separately.
How much does window replacement cost in Silver Spring?
Window replacement typically costs $3,370 to $11,600, with $7,200 typical (Per project (several windows): typical range of customer-reported projects. US national range × 0.98 South Atlantic factor (2025 Cost vs. Value Report)). The range is adjusted for Maryland. Prices were last checked October 2026. Get at least two written quotes before you hire.
What Google rating do Silver Spring window installers have?
The median Google rating among 680 rated window installers in Silver Spring is 4.9★, with a median of 35 reviews. Window Nation has the most, 4,186 reviews, and ranks #3. 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 Silver Spring count in this ranking?
Yes, if they are within 40 mi of the Silver Spring 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 Silver Spring
- October 2026: CR Scores recalculated for 680 window installers serving Silver Spring.
- October 2026: 2 duplicate listings merged.
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