Cost Of Living in Watertown, CT

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B

10%

Overall NAT. AVG.

6%

Groceries NAT. AVG.

10%

Housing NAT. AVG.

Date & Last Updated: These cost of living estimates reflect 2026 modeled data using U.S. Census housing inputs and AI-assisted city-level pricing models.

The cost of living index is based on a national average of 100. For example, if the cost of living score is 90, then the estimated cost of living is 10% lower than the national average. If the score is 110, then the estimated cost of living is 10% higher than average. The overall index is calculated using weighted estimates across major everyday expense categories, including housing (30%), groceries (16%), transportation (12%), healthcare (10%), utilities (8%), lifestyle and entertainment (8%), household expenses (8%), and education and childcare (8%). All values are AI-assisted city-level estimates designed for directional comparisons.
Index	Watertown	Connecticut	National
Cost of living	110	118	100
Groceries	106	106	100
Health care	115	111	100
Housing	110	139	100
Transportation	106	107	100
Utilities	112	108	100
Lifestyle & Entertainment	112	110	100
Household Items	108	106	100
Education & Childcare	121	116	100

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Homes For Sale In Watertown, CT

78 Shaw Farm Rd

Oakville, CT

541 Middlebury Rd

Watertown, CT

61 Prospect St

Watertown, CT

603 Sunnyside Ave

Oakville, CT

Cost Of Living Quick Facts

The cost of living in Watertown is 6% lower than the Connecticut average
The cost of living in Watertown is 10% higher than the national average
Watertown housing is 10% higher than the national average
Connecticut general sales tax is 24% higher than the national average
Connecticut state income tax is 16% higher than the national average

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Price difference in compared to

Cost of living index
Groceries index
Health care index
Housing index
Transportation index
Utilities index
Lifestyle index
Household index
Educare index

Median Income & Debt-To-Income Ratio

Median Income	Per Year	Per Month	Max Budget (28% DTI)	Max Budget (36% DTI)
Owners	$109,329	$9,111	$2,551	$3,280
Renters	$46,233	$3,853	$1,079	$1,387

A good indicator of the general affordability of housing in Watertown, CT, is the percentage of monthly income that should be spent on housing expenses, otherwise known as the debt-to-income ratio (DTI). Generally speaking, no more than 28 percent of your total gross income should be spent on your housing expenses and not more than 36 percent of your gross income on total expenses, including debts. In Watertown, the median monthly income is $109,329 for those who own their own homes. Under the standard rule, that income level would allow for $2,551 to be budgeted for housing expenses each month, at the most. Renters, on the other hand, earn about $46,233, per the median income in the area. That would allow for renters to spend up to $1,079 on monthly rental expenses.

Connecticut Sales Tax

State	General Sales Tax	With Max Surtax
Connecticut	6.35%	6.35%

Connecticut Income Tax

State	Income Tax (Low)	Income Tax (High)
Connecticut	3%	6.99%

Nearby cities with low cost of living

City	Population	Cost of Living Index	National Avg.
Waterbury, CT	110,817	102	2.2%
Bantam, CT	618	101	1.0%
Torrington, CT	35,543	102	2.3%
Terryville, CT	5,203	108	7.8%
Naugatuck, CT	32,241	108	7.7%
Watertown, CT	3,726	110	10.3%

Cities with similar population

City	Population	Cost of Living Index	National Avg.
Pine Lawn, MO	3,726	83	17.0%
Cayuga Heights, NY	3,726	130	30.2%
Stoney 142, 143, 144, AB	3,724	n/a
O'Neill, NE	3,728	88	12.2%
Zephyrhills North, FL	3,729	90	9.8%
Watertown, CT	3,726	110	10.3%