Cost of Living in Boston, MA
Boston's cost of living index is 152 — making it 34.2% more expensive than the US national average. To maintain your current standard of living here, you would need to earn $152,000 for every $100,000 of national-average income.
The Boston Tax & Cost Impact
Boston is located in Massachusetts, a relatively high-tax jurisdiction. When you combine state income tax with a COL index of 152, your "Effective Purchasing Power" is significantly lower than the nominal salary suggests.
Decision Matrix
- ✓Housing: Expect a major "Housing Premium" here.
- ✓Savings Rate: To save $2,000/mo here, you need a gross household income of ~$127,680.
COL Index
152
100 = national avg
Monthly Budget
$7,600
vs $5,000 national
Population
0.7M
Metro area
State Tax
Yes
Massachusetts
Monthly Cost Breakdown
Estimated monthly costs in Boston vs national average for a typical household.
| Category | National Avg | Boston | Difference |
|---|---|---|---|
| Housing | $1,650 | $2,937 | +$1,287 |
| Groceries | $650 | $920 | +$270 |
| Transportation | $800 | $1,174 | +$374 |
| Healthcare | $400 | $546 | +$146 |
| Utilities | $300 | $456 | +$156 |
| Other | $1,200 | $1,699 | +$499 |
| Total | $5,000 | $7,600 | +$2,600 |
Estimated Budget: Single vs. Family of Four
Estimates from LifeCalc's model, not surveyed prices. We treat the $5,000 national baseline as a family-of-four budget, scale each category by Boston's index (housing moves 1.5x as much as the index, groceries 0.8x, and so on), then apply assumed single-adult shares per category (housing 65%, groceries 30%, transportation 55%, healthcare 30%, utilities 60%, other 45%).
| Category | Single adult / mo | Family of four / mo |
|---|---|---|
| Housing | $1,909 | $2,937 |
| Groceries | $276 | $920 |
| Transportation | $646 | $1,174 |
| Healthcare | $164 | $546 |
| Utilities | $274 | $456 |
| Other | $765 | $1,699 |
| Total (estimate) | $4,034 | $7,732 |
For comparison, the same model gives about $2,548 (single) and $5,000 (family of four) at the national average. Boston is $2,732 above the family baseline each month.
Salary Needed and State Tax Context
Our dataset's median of state median household incomes is $77,871. Scaling that by Boston's index of 152 suggests you would need roughly $118,364 a year here to match that standard of living. This is a cost-of-living adjustment only; it does not adjust for your household or housing choices.
Massachusetts's top marginal income tax rate is 9.0%; on $118,364 our bracket data gives about $5,918 of state income tax for a single filer. Massachusetts's statewide cost index is 135 and its median household income is $104,828. See all Massachusetts tax brackets.
Closest cities by index
Salary Equivalent
To maintain the same standard of living in Boston, a national-average salary translates to:
$50,000 nationally
$76,000
$75,000 nationally
$114,000
$100,000 nationally
$152,000
$150,000 nationally
$228,000
What Your Salary Gets You in Boston
Here's how different salary levels translate to monthly purchasing power in Boston, MA, where the cost of living is 52% above the national average.
Cities With Similar Cost of Living
FAQ: Cost of Living in Boston
Is Boston expensive to live in?
Boston's cost of living index is 152, which is significantly above the national average of 100. Housing is typically the biggest factor, with estimated monthly rent around $2,508.
What salary do I need to live comfortably in Boston?
To maintain a middle-class lifestyle in Boston, you'd need approximately $114,000 per year, which is equivalent to a $75,000 salary at the national average cost of living.
How does Boston compare to other cities?
Boston is comparable in cost to Washington, San Diego, Chula Vista. More affordable alternatives include Jersey City, Portland, Denver.