Connecticut · Population 14,528 · Updated March 2026
How far your income goes in Greenwich
State-level tax rates that affect your costs
Greenwich has a significantly higher cost of living than most US cities, driven largely by premium housing costs. With a cost index of 271 (where 100 equals the national median), Greenwich residents can expect to pay median rent of $2,121/month while earning a median household income of $136,154/year.
The median home value in Greenwich, CT is $1,486,100, with typical monthly owner costs around $2,647 including mortgage, insurance, and taxes. The median rent-to-income ratio of 18.7% means housing is relatively affordable here — well below the 30% threshold that HUD considers cost-burdened.
Connecticut has a moderate income tax rate of 6.99%. Combined with a 6.35% sales tax rate and 2.15% effective property tax rate, the overall tax environment is a factor in the total cost of living in Greenwich.
Common questions about living costs in Greenwich