Cost to Closet Addition in Boston, MA (2026)

If you’re budgeting a closet addition in Boston, most projects run $1,446-$6,026, 21% above the $2,500 national average. What moves that number most is usually one thing: Size and Type (Reach-In vs. Walk-In). On its own it can swing the cost by $500 - $10,000, so that’s the decision to slow down on before you sweat the smaller stuff.

Easiest place to save: Use IKEA PAX or a comparable modular system for 50-70% savings over custom built-ins - the result looks nearly as good in most walk-in closets

In the Northeast (where Boston sits): Boston and NYC labor rates push costs 15-25% above national average.

$1,446-$6,026 in Boston

21% above the national average · 1.21x cost multiplier

In Boston, a closet addition runs $1,446 to $6,026 on average - about 21% 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 ItemLowMidHigh
Cost per sq ft$603$181$18078
Materials$580$1,740$4,640
Labor$867$2,724$8,668
Permits$174$348$928
Total$1,621+20% vs. national avg$4,812+20% vs. national avg$14,236+21% vs. national avg

Budget

Simple reach-in closet framed within existing room, basic rod-and-shelf system, no room expansion.

Mid-Range

Walk-in closet carved from large bedroom, new wall framing, drywall, door, built-in shelving.

Premium

Walk-in closet requiring room reconfiguration or bump-out, custom built-in cabinetry, lighting, hardwood floor.

Material Options

Material prices below are national averages; availability in Boston may shift costs slightly.

MaterialCost/UnitBest For
Wire Shelving (ClosetMaid, Rubbermaid)$100-$400 installedLaundry rooms, kids' closets, rental properties, budget projectsLightweight, durable, air circulates freely, most affordable, easy to reconfigure
Freestanding Modular Systems (IKEA PAX, etc.)$300-$1,500 installedWalk-in closets where a clean look matters but budget is a priorityFlexible configuration, good value, wide range of finishes, take it when you move
Melamine/Laminate Built-Ins$800-$2,500 installedPrimary bedroom walk-ins, mid-range remodels, most homeownersClean, fitted look, customizable to exact dimensions, 15-20 year lifespan
Custom Wood Built-Ins$2,000-$8,000 installedHigh-end primary closets where the finish is a selling pointPremium look, full customization, solid wood or plywood construction, refinishable
Full Custom Cabinetry$5,000-$15,000Luxury primary closets, high-value homes, buyers who want a showroom finishCabinet shop-built, matches home's woodwork exactly, heirloom quality, maximizes every inch

Other Projects in Boston

Boston Estimate

Typical Range

$1,446-$6,026

vs. National Average

21% above national

Cost Multiplier

1.21x

Cost Per sq ft

$603-$18078

This 1.21x 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 →