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Northeast · New England

Cost of living in Connecticut

Rent, taxes, earnings and more across all 9 Connecticut counties.

Avg. 1-bed rent
$1,182/mo
Avg. household income
$93,307/yr
Avg. home value
$353,956
Avg. monthly cost
$3,529/mo

Last updated May 21, 2026

Taxes in Connecticut

State income, sales and local tax rates.

State income tax
6.99%
Top marginal rate

Connecticut has a graduated state income tax ranging from 2% to 6.99%.

State sales tax
6.35%
Combined sales tax
6.35%
incl. average local of 0.00%

Use our salary calculator to see your take-home pay in Connecticut

Tax information is for general reference. Consult a qualified tax professional for advice on your specific situation.

Rent in Connecticut

The average one-bedroom rent across Connecticut is $1,182/mo. Rent varies from $914/mo in Northeastern Connecticut Planning Region to $1,821/mo in Western Connecticut Planning Region.

Cheapest places to live in Connecticut

Top 10 counties by estimated single-person monthly cost.

Rankings include rent, utilities, groceries, transport, healthcare and taxes. See our methodology.

Most expensive places to live in Connecticut

Top 10 counties by estimated single-person monthly cost.

Highest earning counties in Connecticut

Top 10 by average household income.

All 9 counties in Connecticut

Sorted by population. Type to filter.

Compare any two areas in Connecticut

Put two counties side by side to see how rent, taxes and everyday costs stack up.

Open comparison tool

Frequently asked questions about Connecticut

Common questions about cost of living, taxes and rent.

What is the cost of living in Connecticut?

The average cost of living in Connecticut is approximately $3,529 per month for a single person. This includes rent, utilities, groceries, transportation, healthcare and taxes. Costs range from $3,244/mo in Northeastern Connecticut Planning Region to $4,282/mo in Western Connecticut Planning Region.

What is the average rent in Connecticut?

The average one-bedroom rent in Connecticut is $1,182 per month, based on HUD Fair Market Rent data across all 9 counties.

What is the average salary in Connecticut?

The average household income in Connecticut is $93,307 per year, according to U.S. Census Bureau data.

Does Connecticut have state income tax?

Yes, Connecticut has a graduated income tax ranging from 2% to 6.99%.

What is the sales tax in Connecticut?

The combined state and local sales tax rate in Connecticut averages 6.35%. The state rate is 6.35% with an average local addition of 0.00%.

What are the cheapest places to live in Connecticut?

The cheapest counties to live in Connecticut based on overall monthly costs are: 1. Northeastern Connecticut Planning Region ($3,244/mo), 2. Northwest Hills Planning Region ($3,326/mo), 3. Southeastern Connecticut Planning Region ($3,351/mo), 4. Naugatuck Valley Planning Region ($3,372/mo), 5. Greater Bridgeport Planning Region ($3,425/mo).

What are the most expensive places to live in Connecticut?

The most expensive counties to live in Connecticut based on overall monthly costs are: 1. Western Connecticut Planning Region ($4,282/mo), 2. Lower Connecticut River Valley Planning Region ($3,701/mo), 3. South Central Connecticut Planning Region ($3,559/mo), 4. Capitol Planning Region ($3,504/mo), 5. Greater Bridgeport Planning Region ($3,425/mo).

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Journalists, researchers and bloggers are welcome to cite and share this analysis. Please include a follow link back to this page when referencing our data. For bespoke analysis, expert comment, or high-resolution graphics, get in touch via our press office.

About this data

All figures on this page come from official U.S. government sources.

  • U.S. Census Bureau (ACS 5-Year Estimates)
  • HUD Fair Market Rents FY2025
  • Energy Information Administration (EIA)
  • Tax Foundation state and local rates