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Seattle, WA

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Boston, MA

Cost of Living Comparison 2026

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You'd save $1.0K/month moving to Boston, MA

$150.0K in your current city equals $138.0K in Boston, MA

Rent data from HUD ZIP-level estimates · COL index from Seattle-Tacoma-Bellevue, WA area
Overall Cost
13.4%
Less expensive
Monthly Impact
$1,003
Savings
Annual Impact
$12.0K
Per year

Based on monthly living costs (rent, groceries, utilities, transport, healthcare). Home purchase prices shown separately below.

Seattle, WA

Population:749K
Cost Index:100
Median Home:$808K

Boston, MA

Population:685K
Cost Index:87
Median Home:$961K

Seattle, WA

The Evergreen State

749K
Population
State Tax
No Income Tax
Climate
Oceanic

Notable Facts

  • Coffee culture birthplace
  • Major tech center
  • Pacific Northwest gateway

Major Industries

TechnologyAerospaceMaritime TradeCoffee Industry

Boston, MA

The Bay State

685K
Population
State Tax
Yes
Climate
Continental

Notable Facts

  • Major education center
  • Biotech capital
  • Historic American city

Major Industries

EducationHealthcareTechnologyFinance

Cost Breakdown by Category

Annual spending: Seattle, WA vs Boston, MA

🏠Housing
30.0%
Seattle, WA
$7,536
Boston, MA
$5,275
Difference
$2,261
less
All Utilities
48.9%
Seattle, WA
$481
Boston, MA
$716
Difference
$235
more
📦Other
7.6%
Seattle, WA
$1,975
Boston, MA
$1,825
Difference
$151
less
🏥Healthcare
9.8%
Seattle, WA
$824
Boston, MA
$743
Difference
$80.54
less
🚗Transportation
3.6%
Seattle, WA
$1,899
Boston, MA
$1,830
Difference
$68.30
less
🛒Groceries
0.0%
Seattle, WA
$1,079
Boston, MA
$1,079
Difference
$0
same

🏠Rent Comparison

Studio
From$2,180
To$3,095
$915
1 Bed
From$2,260
To$3,255
$995
2 Bed
From$2,630
To$3,865
$1,235
3 Bed
From$3,440
To$4,630
$1,190
Seattle, WAZIP-level data

1BR range: $1,900$3,210/mo

Boston, MAZIP-level data

1BR range: $2,560$3,710/mo

💡 Note: Rent prices are based on HUD Fair Market Rent data and represent median costs. Actual prices vary by neighborhood, amenities, and condition. Source: HUD Small Area Fair Market Rents FY2026.

$13,794
Monthly in Seattle, WA
$11,469
Monthly in Boston, MA
$2,325
Difference

Home Values

Seattle
Boston
$808K
Median Value
$961K
↓ -2.5%
YoY Change
↓ -0.7%
↑ +12.5%
5-Year Change
↑ +7%
$433K - $1.34M
Price Range
$709K - $3.40M

Homes in Boston are 19% more expensive than Seattle

Source: Zillow Home Value Index (ZHVI), January 2026

Tax Comparison

Annual tax burden comparison at $150.0K salary

Tax Savings
$7.5K
More taxes
Monthly Difference
$625
Less take-home
Effective Rate Diff
5.0%
Rate difference

Seattle, WA

Federal Income Tax
Effective: 18.9%
$25.5K
Washington State Tax
No state income tax
$0
FICA Taxes
Social Security + Medicare
$11.5K
Total Taxes
Effective: 24.7%
$37.0K
Take-Home Pay
$9,416/month
$113.0K

Boston, MA

Federal Income Tax
Effective: 18.9%
$25.5K
Massachusetts State Tax
Effective: 5.0%
$7.5K
FICA Taxes
Social Security + Medicare
$11.5K
Total Taxes
Effective: 29.7%
$44.5K
Take-Home Pay
$8,791/month
$105.5K

Additional Tax Information

Seattle, WA Tax Rates

Sales Tax:9.2%
Property Tax:0.9%

Boston, MA Tax Rates

Sales Tax:6.3%
Property Tax:1.2%

💡 Note: Tax calculations are estimates based on 2024/2025 tax brackets for single filers with standard deduction. Actual taxes may vary based on filing status, deductions, credits, and local variations.

Environment

Seattle
Boston
41 Good
Air Quality
36 Good
69.7%
Good Air Days
79.5%
100 Very High
Climate Risk
94 Moderate
🌊🌡🫨
Top Hazards
🌊🌅🌀
+2.6°F
2050 Outlook
+2.5°F
2 days
Heat Days >95°F
6 days
+2.6°F
2050 Outlook
+2.5°F
2 days
Heat Days >95°F
6 days

💰 See how taxes change too — compare take-home pay between Washington and Massachusetts on TaxTakeHome.com

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