Cost to Basement Egress Window Installation in Boston, MA (2026)
If you’re budgeting a basement egress window installation in Boston, most projects run $2,401-$6,604, 20% above the $3,200 national average. What moves that number most is usually one thing: Foundation Type. On its own it can swing the cost by $500 - $2,000, so that’s the decision to slow down on before you sweat the smaller stuff.
Easiest place to save: Bundle egress window installation with basement finishing work - shared permit, site prep, and contractor mobilization saves $300-$600.
$2,401-$6,604 in Boston
20% above the national average · 1.20x cost multiplier
In Boston, a basement egress window installation runs $2,401 to $6,604 on average - about 20% above what homeowners pay nationwide. The Northeast market's labor costs account for most of the gap, with material pricing and local permitting fees adding to the spread. Use the cost table below to compare budget, mid-range, and premium options side by side.
Cost Breakdown in Boston
| Line Item | Low | Mid | High |
|---|---|---|---|
| Cost per window | $1801 | $3842 | $6604 |
| Materials | $928 | $1,740 | $3,480 |
| Labor | $1,486 | $2,477 | $4,334 |
| Permits | $232 | $348 | $464 |
| Total | $2,646+20% vs. national avg | $4,565+20% vs. national avg | $8,278+20% vs. national avg |
Budget
Basic vinyl egress window in a poured concrete or concrete block foundation. Single window well included. Assumes straightforward soil and grade conditions.
Mid-Range
Mid-range vinyl or fiberglass egress window, galvanized steel window well with drainage gravel, and proper waterproofing around opening. Average soil and depth conditions.
Premium
Premium window with masonry lintel, deep excavation in difficult soil, custom window well with cover and escape ladder, waterproofing membrane, and drain connection.
Material Options
Material prices below are national averages; availability in Boston may shift costs slightly.
| Material | Cost/Unit | Best For |
|---|---|---|
| Vinyl Egress Window | $300-$700/window | Most residential egress installsMost affordable, low maintenance, good insulation |
| Fiberglass Egress Window | $500-$1,200/window | Premium basements, cold climatesStronger than vinyl, won't warp, paintable |
| Steel Window Well (Corrugated) | $60-$150 | Standard installationsMost common, affordable, durable |
| Polycarbonate Window Well | $150-$400 | Premium installs, maximizing natural lightWon't rust, clear panels let in light, attractive |
| Masonry Window Well | $500-$1,500 | High-end basement conversionsCustom look, very durable, matches house exterior |
Other Projects in Boston
Boston Estimate
Typical Range
$2,401-$6,604
vs. National Average
20% above national
Cost Multiplier
1.20x
Cost Per window
$1801-$6604
This 1.20x estimate prices Boston labor from BLS Occupational Employment and Wage Statistics (May 2025) and applies a lighter regional adjustment to materials and permits, which vary less by metro than labor does. Actual bids vary by contractor, project scope, and timing.
See national average costs →