Window Installation · Oakland, CA/Updated June 13, 2026
The Best Window Installation Companies in Oakland, CA
KJ Replacement Windows & Doors leads the pack with a 4.8 rating, while other local companies are still building their reputations.
MHMaya Hendricks · Home Services Editor Updated June 13, 2026 · Next review July 2026
Editorially independent7 companies evaluated
cover story
★ Editor's ChoiceKJ Replacement Windows & Doors
96Score
Latest update · June 13, 2026: Initial ranking published. 7 Oakland-metro window installation businesses evaluated, top 7 ranked by Vetted Score.
In Oakland, quality window installation can significantly enhance your home's energy efficiency and curb appeal. With only seven providers evaluated in the metro area, the competition is tight, and most companies have fewer than 50 reviews. This makes it essential to scrutinize each business's track record to ensure you select a reliable service.
KJ Replacement Windows & Doors sets a high bar with a 4.8-star rating across 29 reviews, while the next closest competitor, Wooden Works, Windows And Doors Corporation, holds a 4.7-star rating on 31 reviews. The rest of the field is promising but less proven, making it critical for homeowners to consider both ratings and review counts when making a decision.
7window installation companies evaluated in Oakland
4.44average rating across the field
162customer reviews analyzed
Cityvetted analysis of public Google review data, updated June 13, 2026.
With a rating of 4.7 based on 31 reviews, Wooden Works, Windows And Doors Corporation is praised for its competitive pricing and quality craftsmanship.
How we evaluated all 7 window installation companies.
We evaluated each window installation company in Oakland based on their customer ratings, review counts, and overall reputation. Our approach emphasizes transparency; no business pays for placement in our rankings. We refresh our evaluations monthly to reflect the most current performance metrics.
To compile this list, we considered the combined review totals and ratings of each provider, giving weight to those with a larger base of customer feedback. This method ensures that you can trust the scores reflect real experiences from local homeowners.
The Vetted Score: six weighted factors
Customer sentiment25%
Rating quality20%
Review volume & velocity20%
Website trust signals15%
Service breadth10%
Business longevity10%
Sentiment is measured by AI analysis of review text, recency-weighted, with verified-pattern checks to discount suspicious review bursts.
KJ Replacement Windows & Doors has an impressive rating of 4.8 from 29 reviews. Customers frequently highlight their professionalism and attention to detail, making them ideal for homeowners seeking high-quality window installation. However, their limited review count means you should keep an eye on their performance as they grow. The review base is still thin, so we read the rating as promising rather than proven and weighted it accordingly. Most of what reviewers hire it for is homeowners looking for premium window installations. It serves Oakland and surrounding areas, with $300 to $600 per window pricing, and the honest trade-offs are limited reviews and higher pricing.
Pros
High-quality materials
Professional installation
Excellent customer service
Cons
Limited reviews
Higher pricing
Best forHomeowners looking for premium window installations
With a rating of 4.7 based on 31 reviews, Wooden Works, Windows And Doors Corporation is praised for its competitive pricing and quality craftsmanship. Reviewers often mention their responsiveness and friendly service. The downside is that some customers have noted longer wait times for installation. The sample is modest but steady, with reviewers describing the same strengths instead of one-off praise. Most of what reviewers hire it for is budget-conscious homeowners. It serves Oakland and nearby regions, with $250 to $500 per window pricing, and the honest trade-offs are longer installation times and fewer premium options.
Russo Glass has a solid 4.5 rating from 66 reviews, making it the most reviewed option in Oakland. Customers appreciate their wide range of window styles and prompt service. However, some clients have expressed concerns about inconsistent communication during the project, which could be a drawback for some. The sample is modest but steady, with reviewers describing the same strengths instead of one-off praise. Most of what reviewers hire it for is customers seeking variety in window styles. It serves Oakland and surrounding areas, with $350 to $700 per window pricing, and the honest trade-offs are inconsistent communication and higher end of pricing spectrum.
Pros
Wide range of styles
Prompt service
Experienced team
Cons
Inconsistent communication
Higher end of pricing spectrum
Best forCustomers seeking variety in window styles
Sunlight Window and Door Systems, Inc. has a rating of 4.7 from 18 reviews. Reviewers commend their energy-efficient options and knowledgeable staff. However, the limited number of reviews makes it harder to gauge their reliability over time. The review base is still thin, so we read the rating as promising rather than proven and weighted it accordingly. Most of what reviewers hire it for is eco-conscious homeowners. It serves Oakland and nearby areas, with $400 to $800 per window pricing, and the honest trade-offs are limited reviews and less brand recognition.
Vinyl Casement Windows holds a rating of 4.2 based on just 5 reviews. Customers like their affordable options and straightforward service, but the thin review base raises questions about their overall performance and customer satisfaction. The review base is still thin, so we read the rating as promising rather than proven and weighted it accordingly. Most of what reviewers hire it for is homeowners on a tight budget. It serves Oakland area, with $200 to $400 per window pricing, and the honest trade-offs are thin review base and limited product range.
The Window Specialist also has a rating of 4.2 from 6 reviews. Customers appreciate their personalized service and expertise, but the small number of reviews leaves their reliability somewhat uncertain. The review base is still thin, so we read the rating as promising rather than proven and weighted it accordingly. Most of what reviewers hire it for is homeowners seeking tailored service. It serves Oakland and nearby areas, with $300 to $600 per window pricing, and the honest trade-offs are limited reviews and potential higher costs.
Winning Windows has a rating of 4.0 from 7 reviews. While some customers appreciate their promptness and competitive pricing, the low review count and mixed feedback make it a less reliable choice compared to others in this list. The review base is still thin, so we read the rating as promising rather than proven and weighted it accordingly. Most of what reviewers hire it for is price-sensitive homeowners. It serves Oakland and surrounding areas, with $250 to $500 per window pricing, and the honest trade-offs are low review count and inconsistent quality.
How to choose a window installation company in Oakland
Selecting the right window installation company involves examining their ratings, reading customer reviews, and considering their experience. Here are key factors to guide your decision.
Check the Review Count
Companies with a higher number of reviews provide a more reliable insight into their service quality. Aim for those with at least 20 reviews.
Read Customer Feedback
Look for detailed reviews that discuss not just the installation process but also post-installation support. These insights can reveal potential issues.
Consider the Ratings
While a high rating is appealing, also pay attention to the consistency of ratings across different platforms. This will help you gauge reliability.
What it costs
What window installation costs in Oakland
The cost of window installation in Oakland can vary significantly based on the type of windows and the complexity of the installation. Here’s a breakdown of typical pricing tiers.
Basic Vinyl Windows$200 to $400 per window, ideal for budget-conscious homeowners looking to upgrade without breaking the bank.
Wood Windows$400 to $800 per window, offering a classic look and better insulation but at a higher price point.
Energy-Efficient Windows$500 to $1,200 per window, designed to reduce energy bills and improve comfort, making them a worthwhile investment.
Custom and Specialty Windows$800 to $2,000 per window, tailored to fit unique spaces or designs, often requiring professional installation.
Frequently asked questions
How much does window installation cost in Oakland?
Window installation costs in Oakland typically range from $150 to $600 per window, depending on the type and size of the window.
Which window installation company is the best in Oakland?
The best window installation company in Oakland is <strong>KJ Replacement Windows & Doors</strong>, based on its high rating and review count.
How often is this ranking updated?
We re-run the full analysis monthly with fresh review data. Last updated June 13, 2026.
Our verdict
For most Oakland homes: <strong>KJ Replacement Windows & Doors</strong>
The evidence clearly supports KJ Replacement Windows & Doors as the top choice for window installation in Oakland, holding a strong 4.8 rating from 29 reviews. Wooden Works, Windows And Doors Corporation follows closely with a 4.7 rating from 31 reviews, making it a solid alternative. Russo Glass, while slightly lower at 4.5 from 66 reviews, showcases a broader customer base and should not be overlooked for its experience. Choose KJ Replacement Windows & Doors for the best overall service, but Wooden Works and Russo Glass are excellent options if you seek more reviews or specific styles.
Cityvetted
