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St. Marys, GA Cost Of Living

The latest cost of living statistics for St. Marys. Includes statistics on rent, mortgages, healthcare, and other costs for St. Marys compared to the state and national averages.

Chris Kolmar
Written by
HomeSnacks
Last updated
2026-06-20

Cost of living in St. Marys, Georgia

Cost of living in St. Marys research summary. The cost of living index is set to 100 for the average place in the United States. A cost of living index above 100 means St. Marys is expensive. An index value below 100 means the city is a relatively cheap place to live.

On a city-by-city basis in Georgia, home prices and rent have the biggest impact on the cost of living. Here are the key takeaways based on Saturday Night Science:

109 Cost of living index 1.1x higher vs US
#118 Cheapest in Georgia (of 157)
#3,443 Cheapest in the U.S. (of 6,489)
$309,203 Median home value
$1,183 Median rent
$74,288 Median income
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What is the cost of living in St. Marys, GA?

According to the most recent data on the cost of living, St. Marys has an overall cost of living index of 109, which is 1.1x higher than the national index of 100.

Compared to Georgia, St. Marys has a cost of living index that's 1.1x higher than Georgia's index of 95.

The standard of living in St. Marys ranks as #118 most affordable out of the 157 places we measured in Georgia. By definition, that implies St. Marys ranks as the #39 most expensive place in the Peach State.

For more reading on life in St. Marys, check out:

St. Marys Cost Of Living Vs. Georgia

Six factors go into calculating the cost of living index in St. Marys. Here is how it fares on each of the criteria:

  • The Services index in St. Marys is 106.

  • The Groceries index in St. Marys is 105.

  • The Health index in St. Marys is 108.

  • The Housing index in St. Marys is 107.

  • The Transportation index in St. Marys is 116.

  • The Utilities index in St. Marys is 113.

Living Expense St. Marys Georgia National Average
Overall 109 95 100
Services 106 97 100
Groceries 105 99 100
Health 108 88 100
Housing 107 101 100
Transportation 116 104 100
Utilities 113 101 100

St. Marys Cost Of Living Compared To Georgia Averages

Services
St. Marys 106
Georgia avg 97
Groceries
St. Marys 105
Georgia avg 99
Health
St. Marys 108
Georgia avg 88
Housing
St. Marys 107
Georgia avg 101
Transportation
St. Marys 116
Georgia avg 104
Utilities
St. Marys 113
Georgia avg 101

Index where 100 = national average. Source: cost-of-living index 2026.

For more reading on cost of living around Georgia, check out:

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Source: Cost-of-living index 2026, normalized to US average = 100

St. Marys, GA Housing Cost Breakdown

$309,203Median Home Value
$1,183Median Rent
$74,288Median Income

Housing swings affordability the most between places in Georgia, 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 St. Marys is $309,203.

  • The Median Rent in St. Marys is $1,183.

  • The Median Income in St. Marys is $74,288.

  • The Home Value To Income in St. Marys is 4.2x.

  • The Rent To Monthly Income in St. Marys is 0.19x.

Statistic St. Marys Georgia United States
Median Home Value $309,203 $332,063 $332,700
Median Rent $1,183 $1,393 $1,413
Median Income $74,288 $77,353 $80,734
Home Value To Income 4.2x 4.3x 4.1x
Rent To Monthly Income 0.19x 0.22x 0.21x

St. Marys, GA Costs By Category

Detailed St. Marys Services costs vs. Georgia
Item St. Marys Georgia
Shampoo $1.43 $1.28
Movie $12.86 $12.13
Bowling $20.93 $18
Haircut $20.91 $24.26
Beauty Salon $70.33 $45.56
Detailed St. Marys Groceries costs vs. Georgia
Item St. Marys Georgia
Ground Beef $5.34 $5.84
Fried Chicken $1.47 $1.57
Milk $4.57 $4.67
Potatoes $5.44 $4.93
Pizza $10.39 $12.09
Beer $11.31 $10.41
Toothpaste $3.69 $3.7
Detailed St. Marys Health costs vs. Georgia
Item St. Marys Georgia
Optometrist $86.6 $125.68
Doctor $100.93 $135.78
Dentist $102.03 $113.29
Detailed St. Marys Transportation costs vs. Georgia
Item St. Marys Georgia
Gasoline $3.44 $3.46
Tire Balancing $34.43 $59.92
Detailed St. Marys Utilities costs vs. Georgia
Item St. Marys Georgia
All Electricity $193.67 $193.99
Phone $194.82 $192.25

St. Marys SnackAbility

6Overall SnackAbility
Jobs 6/10
Housing 8/10
Affordability 8/10
Diversity 8/10
SafetyN/A
Amenities 8/10
Education 8/10
Commute 8.5/10

Cost Of Living In Cities Around St. Marys

The cost of living varies in the cities and towns around St. Marys. Here's a quick look at the cost of living in the most populous nearby places:

  • Fruit Cove, FL has a cost of living index of 130, 1.2x St. Marys.

  • Lakeside, FL has a cost of living index of 102, 0.9x St. Marys.

  • Oakleaf Plantation, FL has a cost of living index of 115, 1.1x St. Marys.

City Population Cost Of Living Vs. St. Marys
Fruit Cove, FL 35,877 130 1.2x
Lakeside, FL 32,105 102 0.9x
Oakleaf Plantation, FL 32,070 115 1.1x
Fleming Island, FL 29,766 117 1.1x
Jacksonville Beach, FL 23,654 133 1.2x
Palm Valley, FL 19,796 139 1.3x
Kingsland, GA 19,627 103 0.9x
Yulee, FL 16,648 112 1.0x
St. Simons, GA 16,228 126 1.2x
Brunswick, GA 15,307 90 0.8x
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