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Rank #8 · CT

Connecticut

Connecticut's Fairfield County corridor — Greenwich, Stamford, Westport — anchors statewide costs. Property taxes and energy prices are well above the national norm even outside the wealthy southwestern belt.

Cost index
116.5
Housing index
134.3
Median home
$410K
1BR rent
$1,750
Median income
$90K
Top income tax
6.99%
Sales tax
6.35%
Avg. gas
$3.41

Cost breakdown by category

All values indexed to 100 = US average.

Housing134.3
Groceries105.4
Utilities122.2
Transportation111.7
Healthcare95.1

Why Connecticut is expensive

  • 01Fairfield County's NYC-commuter premium on housing.
  • 02Highest residential electricity rates in the continental US (Eversource/UI).
  • 03Effective property-tax rate of ~1.79% — fifth-highest nationally.
  • 04Estate tax kicks in above $13.6M but signals the high-net-worth focus.

Metro snapshots

Greenwich
Median home ~$2.1M; Metro-North to Manhattan in ~45 min.
Hartford
Median home ~$255K; insurance-industry employment hub.
New Haven
Yale economy; median home ~$310K.

More affordable alternatives in Connecticut

HartfordNew BritainWaterburyBristol
Pro tips

Surviving Connecticut on a budget

  • Hartford and Tolland counties offer 30–50% lower housing than Fairfield.
  • Time-of-use electric plans cut shoulder-season bills materially.
  • Property-tax credit (CT-IT 1040) is worth claiming on primary-residence taxes.
CostlyStates

An editorial atlas of the most expensive states to live in, updated annually with BEA, MERIC, and Census data.

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Sources
  • BEA Regional Price Parities
  • MERIC Cost of Living Index
  • US Census ACS 5-Year
  • Tax Foundation State Data
© 2026 CostlyStates. Editorial use only.Figures reflect 2024–2026 reporting periods.