What is the cost of living in Centralia, IL?
According to the most recent data on the cost of living, Centralia has an overall cost of living index of 83, which is 0.8x lower than the national index of 100.
Compared to Illinois, Centralia has a cost of living index that's 0.8x lower than Illinois's index of 98.
The standard of living in Centralia ranks as #13 most affordable out of the 336 places we measured in Illinois. By definition, that implies Centralia ranks as the #323 most expensive place in the Prairie State.
For more reading on life in Centralia, check out:
Centralia Cost Of Living Vs. Illinois
Six factors go into calculating the cost of living index in Centralia. Here is how it fares on each of the criteria:
The Services index in Centralia is 100.
The Groceries index in Centralia is 99.
The Health index in Centralia is 49.
The Housing index in Centralia is 100.
The Transportation index in Centralia is 100.
The Utilities index in Centralia is 98.
| Living Expense | Centralia | Illinois | National Average |
|---|---|---|---|
| Overall | 83 | 98 | 100 |
| Services | 100 | 99 | 100 |
| Groceries | 99 | 99 | 100 |
| Health | 49 | 96 | 100 |
| Housing | 100 | 101 | 100 |
| Transportation | 100 | 99 | 100 |
| Utilities | 98 | 101 | 100 |
Centralia Cost Of Living Compared To Illinois Averages
Index where 100 = national average. Source: cost-of-living index 2026.
For more reading on cost of living around Illinois, check out:
Protect your home budget Compare home warranties in Centralia Get matched →Source: Cost-of-living index 2026, normalized to US average = 100
Centralia, IL Housing Cost Breakdown
Housing swings affordability the most between places in Illinois, 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 Centralia is $109,743.
The Median Rent in Centralia is $765.
The Median Income in Centralia is $47,807.
The Home Value To Income in Centralia is 2.3x.
The Rent To Monthly Income in Centralia is 0.19x.
Centralia, IL Costs By Category
Detailed Centralia Services costs vs. Illinois
Detailed Centralia Groceries costs vs. Illinois
Detailed Centralia Health costs vs. Illinois
Detailed Centralia Transportation costs vs. Illinois
Centralia SnackAbility
Cost Of Living In Cities Around Centralia
The cost of living varies in the cities and towns around Centralia. Here's a quick look at the cost of living in the most populous nearby places:
O'Fallon, IL has a cost of living index of 107, 1.3x Centralia.
Central, LA has a cost of living index of 105, 1.3x Centralia.
Fairview Heights, IL has a cost of living index of 95, 1.1x Centralia.
| City | Population | Cost Of Living | Vs. Centralia |
|---|---|---|---|
| O'Fallon, IL | 32,262 | 107 | 1.3x |
| Central, LA | 29,783 | 105 | 1.3x |
| Fairview Heights, IL | 16,745 | 95 | 1.1x |
| Swansea, IL | 14,710 | 100 | 1.2x |
| Shiloh, IL | 14,572 | 104 | 1.3x |
| Glen Carbon, IL | 13,977 | 106 | 1.3x |
| Troy, IL | 11,647 | 102 | 1.2x |
| Highland, IL | 10,262 | 96 | 1.2x |
| Mascoutah, IL | 8,816 | 100 | 1.2x |
| Maryville, IL | 8,316 | 102 | 1.2x |
