What is the cost of living in Groton, CT?
According to the most recent data on the cost of living, Groton has an overall cost of living index of 110, which is 1.1x higher than the national index of 100.
Compared to Connecticut, Groton has a cost of living index that's 0.9x lower than Connecticut's index of 116.
The standard of living in Groton ranks as #18 most affordable out of the 55 places we measured in Connecticut. By definition, that implies Groton ranks as the #37 most expensive place in the Constitution State.
For more reading on life in Groton, check out:
Groton Cost Of Living Vs. Connecticut
Six factors go into calculating the cost of living index in Groton. Here is how it fares on each of the criteria:
The Services index in Groton is 107.
The Groceries index in Groton is 109.
The Health index in Groton is 117.
The Housing index in Groton is 103.
The Transportation index in Groton is 109.
The Utilities index in Groton is 112.
| Living Expense | Groton | Connecticut | National Average |
|---|---|---|---|
| Overall | 110 | 116 | 100 |
| Services | 107 | 107 | 100 |
| Groceries | 109 | 111 | 100 |
| Health | 117 | 137 | 100 |
| Housing | 103 | 108 | 100 |
| Transportation | 109 | 110 | 100 |
| Utilities | 112 | 111 | 100 |
Groton Cost Of Living Compared To Connecticut Averages
Index where 100 = national average. Source: cost-of-living index 2026.
For more reading on cost of living around Connecticut, check out:
- Most Expensive Cities In Connecticut
- Most Affordable Cities In Connecticut
- Average Rent In Connecticut
Source: Cost-of-living index 2026, normalized to US average = 100
Groton, CT Housing Cost Breakdown
Housing swings affordability the most between places in Connecticut, so we broke down housing costs into more detail. Home and income data comes from the most recent US Census ACS 2020-2024. The key points are:
The Median Home Value in Groton is $425,383.
The Median Rent in Groton is $1,250.
The Median Income in Groton is $79,577.
The Home Value To Income in Groton is 5.3x.
The Rent To Monthly Income in Groton is 0.19x.
| Statistic | Groton | Connecticut | United States |
|---|---|---|---|
| Median Home Value | $425,383 | $436,407 | $332,700 |
| Median Rent | $1,250 | $1,488 | $1,413 |
| Median Income | $79,577 | $95,781 | $80,734 |
| Home Value To Income | 5.3x | 4.6x | 4.1x |
| Rent To Monthly Income | 0.19x | 0.19x | 0.21x |
Groton, CT Costs By Category
Detailed Groton Services costs vs. Connecticut
| Item | Groton | Connecticut |
|---|---|---|
| Shampoo | $1.42 | $1.28 |
| Movie | $12.85 | $12.13 |
| Bowling | $18.33 | $18 |
| Haircut | $33.78 | $24.26 |
| Beauty Salon | $58.55 | $45.56 |
Detailed Groton Groceries costs vs. Connecticut
| Item | Groton | Connecticut |
|---|---|---|
| Ground Beef | $6.23 | $5.84 |
| Fried Chicken | $1.46 | $1.57 |
| Milk | $4.73 | $4.67 |
| Potatoes | $4.96 | $4.93 |
| Pizza | $10.79 | $12.09 |
| Beer | $10.49 | $10.41 |
| Toothpaste | $3.65 | $3.7 |
Detailed Groton Health costs vs. Connecticut
| Item | Groton | Connecticut |
|---|---|---|
| Optometrist | $166.22 | $125.68 |
| Doctor | $182.5 | $135.78 |
| Dentist | $127.0 | $113.29 |
Detailed Groton Transportation costs vs. Connecticut
| Item | Groton | Connecticut |
|---|---|---|
| Gasoline | $3.34 | $3.46 |
| Tire Balancing | $71.63 | $59.92 |
Detailed Groton Utilities costs vs. Connecticut
| Item | Groton | Connecticut |
|---|---|---|
| All Electricity | $302.09 | $193.99 |
| Phone | $185.16 | $192.25 |
Groton SnackAbility
Cost Of Living In Cities Around Groton
The cost of living varies in the cities and towns around Groton. Here's a quick look at the cost of living in the most populous nearby places:
New London, CT has a cost of living index of 109, 1.0x Groton.
| City | Population | Cost Of Living | Vs. Groton |
|---|---|---|---|
| New London, CT | 27,625 | 109 | 1.0x |
