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The Tax Rate Reality Check: How Property Taxes Change Your Total Cost

Under 1 min read
July 14, 2026
THE BOTTOM LINE

Property tax analysis: Tax rates range from $8.11/$1,000 (lowest) to $19.50/$1,000 (highest) across Greater Boston. On a $1M home, that's $8,110-$19,500 annually. Over 30 years, the difference is $243,300-$585,000. Highest tax towns: Boston ($19.50), Cambridge ($18.50), Somerville ($17.50). Lowest tax towns: Dover ($8.11), Sherborn ($8.50), Weston ($9.20). Factor tax burden into total cost calculations.

WHO NEEDS THIS

Greater Boston buyers evaluating towns who want to understand how property tax rates impact total ownership cost, which towns have the highest (and lowest) tax burdens, and how to calculate true 30-year cost.

KEY INSIGHTS
  • Tax rates range $8.11-$19.50/$1,000: $8,110-$19,500 annually on $1M home
  • 30-year difference: $243K-$585K (significant impact on total cost)
  • Highest tax: Boston ($19.50), Cambridge ($18.50), Somerville ($17.50)
  • Lowest tax: Dover ($8.11), Sherborn ($8.50), Weston ($9.20)
  • Factor tax burden into total cost: $2K-$5K annual difference = $60K-$150K over 30 years
DO THIS NEXT

Use [Town Comparison Tool](https://bmas.dwellchecker.app/neighborhoods/compare) to compare tax rates side-by-side. Check [Tax Rates Page](https://bmas.dwellchecker.app/tax-rates) for complete tax rate data. Calculate total 30-year cost including taxes before deciding.

Want the full analysis?

Read the complete 19-minute post with detailed insights and data.

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