How Much Does Window Replacement Cost in Baltimore? [2026 Data]

The average window replacement cost in Baltimore, Maryland, is $6,006, but it can range from $3,447 to $8,591. As well as the number and size of the windows you’re replacing, consider the climate when calculating costs. The hot, humid summers and extreme temperature fluctuations moving into winter in the region mean it pays to invest in energy-efficient glass and heat- and moisture-resistant window frames.

Window Replacement Cost Factors

Window replacement costs in Baltimore, Maryland, range from $215 to replace one window to over $14,995 to upgrade all the frames and panes in your home. Here’s how to budget for your specific project requirements.

Number of Windows

Window replacement costs in Baltimore, Maryland, average $630 per window, and the average house has eight to 15 windows. Baltimore is known for having a high proportion of attached row houses, so your home’s window numbers may be on the lower side. The average cost to replace eight windows in Baltimore, Maryland, is $4,530 to $5,540.

Size

Popular window sizes include 38 by 48 inches and 38 by 72 inches. However, if you have a Queen Anne or Late Victorian-style historical home, which are common in Baltimore, your home may feature larger bay windows that cost more to replace. If you live in a traditional, 19th-century working-class row house, your bill will be smaller—their windows tend to be narrower, especially in the side and rear parts of the building.

Material

In Baltimore, it makes sense to select moisture-resistant window frame materials that can withstand the region's high summer humidity levels and the extreme temperature fluctuations that may occur in the colder months. 

The top choice is durable fiberglass. Its insulating properties help keep you cool in summer and warm in winter. Because it’s weather-resistant, it won’t warp in high humidity or when temperatures change rapidly. However, it does come with a high price tag. Vinyl, while not quite as heat-resistant, is a practical, more wallet-friendly runner-up.

Glass Type

Baltimore has particular regulations regarding window energy efficiency to improve building energy performance and reduce energy consumption. Current guidance stipulates that replacement windows must have a U-factor of 0.40 or less to maximize the insulating properties of the glass. 

While these regulations mean you’ll have to invest in pricier double- or triple-pane glass—low-cost single-pane glass isn’t available with such a low U-factor—it does make for a better long-term investment. These insulating, energy-efficient window options can lower your energy bills, keeping your home comfortably cooler in the subtropical summers of the region and warmer in the chilly winter.

Style

Below are some popular window styles for traditional and contemporary Baltimore homes, along with their average replacement costs.

Historical Preservation Guidelines

Baltimore is known for its rich heritage and has more than 30 historic districts. If your home is in a Commission for Historical and Architectural Preservation (CHAP) district, costs can be higher when replacing windows to comply with preservation standards.

The guidelines stipulate that you shouldn't replace historic windows unless they’re deteriorated beyond repair. While the average window repair costs range between $200 and $700, extensive repairs of historic windows could cost as much as replacement.

Window Replacement Pro Costs

Learning how to install replacement windows is only a DIY project for the most handy of homeowners, so it often pays to hire a window pro in Baltimore, Maryland. However, keep these location-specific cost factors in mind to avoid unexpected budgetary surprises. 

Labor

According to the Bureau of Labor Statistics, construction labor costs are similar to the national average in Maryland. Budget for a local window company to charge between $100 and $300 per window for installation. 

Permits

There’s a good chance you will need to budget for the cost of a building permit for window replacement work in Baltimore, Maryland, especially if your home is in one of the historic districts. Average prices range from $50 to $200 for application and permit fees in this region.

Tipping

Consider budgeting to tip your contractor 10% to 20% of the original window replacement cost estimate if their work is exceptional, completed on time, and within budget. This will be between $340 and $1,700 if your window replacement costs in Baltimore are within the average range.

Does Window Replacement Increase Home Value?

Investing in new windows can increase your home’s value. The average return on investment for window replacement costs in Baltimore, Maryland, is between 70% and 85%. However, the exact return depends on the frame and glazing materials you select when choosing new windows, the quality of the work, and the condition of the rest of your home’s exterior.

How Angi Gets Its Cost Data

Home is the most important place on earth, which is why Angi has helped more than 150 million homeowners transform their houses into homes they adore. To help homeowners with their next project, Angi provides readers with the most accurate cost data and upholds strict editorial standards. We survey real Angi customers about their project costs to develop the pricing data you see, so you can make the best decisions for you and your home. We pair this data with research from reputable sources, including the U.S. Bureau of Labor Statistics, academic journals, market studies, and interviews with industry experts—all to ensure our prices reflect real-world projects. 

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