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Boston, MA remodeling prices for contractors

This quarter's remodeling prices in Boston by project, and what Clear Estimates Research found about local costs. For remodeling contractors bidding work in the area.

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Boston prices this quarter

A typical job for each project, priced in Boston. Across the work in the cost data, prices here run 17% above the national median.

Q4 2026 pricing. National figures are the median of 50 metro areas. Ranges are rounded to the nearest $50, or $100 from $5,000 up.

Labor 52%Materials 48%Typical labor share for a job here, across projects.

Kitchen remodels

  • Kitchen remodelMajor, average finish, 200 square feet
    $55,600 to $64,60013% above the national median

Bathroom remodels

  • Bathroom remodelAverage, 50 square feet
    $24,200 to $28,10015% above the national median

Additions and ADUs

  • Room addition1 story over a basement, 400 square feet
    $129,200 to $150,20018% above the national median
  • ADU above a garageAverage, 550 square feet
    $214,600 to $249,40016% above the national median
  • Detached ADUAverage, 550 square feet
    $182,500 to $212,10016% above the national median
  • Owner's suite additionAverage, 400 square feet
    $130,700 to $151,90016% above the national median
  • Bathroom additionAverage, 50 square feet
    $40,200 to $46,80017% above the national median

Garages

  • New garageTwo car, 500 square feet
    $56,000 to $65,00017% above the national median

Decks and porches

  • New deckPressure treated, 250 square feet
    $7,800 to $9,10015% above the national median
  • New porchOn a slab, premium, 150 square feet
    $22,800 to $26,50018% above the national median
  • Porch replacementOn a slab, premium, 150 square feet
    $24,700 to $28,70019% above the national median
  • Deck resurfacingCedar, 250 square feet
    $3,700 to $4,25010% above the national median

Painting

  • Exterior painting1 story, complete, 1,600 square feet
    $7,500 to $8,70024% above the national median
  • Interior paintingWalls, ceilings and trim, 2,000 square feet
    $13,000 to $15,10022% above the national median

Electrical work

Research on Boston

Findings for Boston from Clear Estimates Research, data briefs built from the pricing data behind Clear Estimates. Newest first.

Clear Estimates Research ·

The limits of cost per square foot: what it really costs to build a house in every U.S. ZIP code

Cost to build the Cape Cod
$650,800
Median market: $528,300
Cost to build the economy ranch
$287,100
Median market: $234,000
Cost to build the brick colonial
$1,518,800
Median market: $1,260,000
Cape Cod, dollars per square foot
271
Median market: 220

Cost to build the Cape Cod in Boston: $650,800, against $528,300 in the median market. Higher than in 319 of the 349 markets, and the 3rd highest of the 12 Massachusetts markets.

Cost to build the economy ranch in Boston: $287,100, against $234,000 in the median market. Higher than in 318 of the 349 markets, and the 3rd highest of the 12 Massachusetts markets.

Cost to build the brick colonial in Boston: $1,518,800, against $1,260,000 in the median market. Higher than in 319 of the 349 markets, and the 3rd highest of the 12 Massachusetts markets.

Cape Cod, dollars per square foot in Boston: 271, against 220 in the median market. Higher than in 318 of the 349 markets, and the 3rd highest of the 12 Massachusetts markets.

Modeled cost to build a 1,200 sq ft economy ranch, a 2,400 sq ft mid-grade Cape Cod and a 4,000 sq ft premium brick colonial, median across the market's ZIP codes. Land not included.

Source: Clear Estimates pricing data, modeled project costs, October 2026.

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Clear Estimates Research ·

Labor or materials: what's driving residential construction cost increases?

Material change
+37%
Median market: +37%
Labor change
+36%
Median market: +35%
Labor's share of the increase
46%
Median market: 38%

Material change in Boston: +37%, the same as the median market. Lower than in 173 of the 349 markets, and the 4th lowest of the 12 Massachusetts markets.

Labor change in Boston: +36%, against +35% in the median market. Higher than in 183 of the 349 markets, and the 3rd lowest of the 12 Massachusetts markets.

Labor's share of the increase in Boston: 46%, against 38% in the median market. Higher than in 317 of the 349 markets, and the 6th highest of the 12 Massachusetts markets.

Modeled cost of a 600-square-foot two-story addition. Labor's share is the part of the cost increase that came from labor.

Source: Clear Estimates pricing data, modeled project costs, 2019 to 2026 (2026 through September).

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Clear Estimates Research ·

Labor drives regional cost variations more than the materials: four common projects in 349 markets

Bathroom remodel, 40 sq ft
$24,000
Median market: $20,300
Composite deck, 200 sq ft
$13,700
Median market: $12,100
Roof replacement, 800 sq ft
$10,000
Median market: $8,900
Two-car garage, 500 sq ft
$57,100
Median market: $46,400

Bathroom remodel, 40 sq ft in Boston: $24,000, against $20,300 in the median market. Higher than in 318 of the 349 markets, and the 4th highest of the 12 Massachusetts markets.

Composite deck, 200 sq ft in Boston: $13,700, against $12,100 in the median market. Higher than in 320 of the 349 markets, and the 4th highest of the 12 Massachusetts markets.

Roof replacement, 800 sq ft in Boston: $10,000, against $8,900 in the median market. Higher than in 279 of the 349 markets, and the 6th highest of the 12 Massachusetts markets.

Two-car garage, 500 sq ft in Boston: $57,100, against $46,400 in the median market. Higher than in 318 of the 349 markets, and the 4th highest of the 12 Massachusetts markets.

Modeled cost of each project, median across the market's ZIP codes, with a contractor markup typical for the area.

Source: Clear Estimates pricing data, modeled project costs, October 2026.

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