Rock Falls, IL Cost Of Living

Demographics | Crime | Cost Of Living
Updated: 2025-10-24

Cost Of Living In Rock Falls, IL Summary

Cost of living in Rock Falls 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 Rock Falls is expensive. An index value below 100 means the city is a relatively cheap place to live.

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

  • The cost of living index in Rock Falls is 78, with 100 being the average.

  • The cost of living index in Rock Falls is 0.8x lower than the national average.

  • Rock Falls ranks as the #7 cheapest in Illinois out of 336.

  • Rock Falls ranks as the #46 cheapest out of 6,489 in the US.

  • The median home value in Rock Falls is $116,233.

  • The median income in Rock Falls is $48,733.

Table Of Contents

  1. Summary
  2. National Comparison
  3. Housing Breakdown
  4. Detailed Pricing
  5. Nearby Comparisons
78
Rock Falls's Overall Cost Of Living
0.8x
Lower Than The National Average

What is the cost of living in Rock Falls, IL?

According to the most recent data on the cost of living, Rock Falls has an overall cost of living index of 78, which is 0.8x lower than the national index of 100.

Compared to Illinois, Rock Falls has a cost of living index that's 0.8x lower than Illinois's index of 97.

The standard of living in Rock Falls ranks as #7 most affordable out of the 336 places we measured in Illinois. By definition, that implies Rock Falls ranks as the #329 most expensive place in the Prairie State.

For more reading on life in Rock Falls, check out:

7 out of 336
In Illinois
46 out of 6,489
In America

Rock Falls Cost Of Living Vs. Illinois

Six factors go into calculating the cost of living index in Rock Falls. Here is how it fairs on each of the criteria:

  • The Services index in Rock Falls is 89.

  • The Groceries index in Rock Falls is 97.

  • The Health index in Rock Falls is 102.

  • The Housing index in Rock Falls is 48.

  • The Transportation index in Rock Falls is 109.

  • The Utilities index in Rock Falls is 88.

Living Expense Rock Falls Illinois National Average
Overall 78 97 100
Services 89 95 100
Groceries 97 99 100
Health 102 93 100
Housing 48 95 100
Transportation 109 102 100
Utilities 88 91 100
For more reading on cost of living around Illinois, check out:
Rock Falls Cost of Living Vs. IL

Rock Falls, 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 2019-2023. The key points are:

  • The Median Home Value in Rock Falls is $116,233.

  • The Median Rent in Rock Falls is $745.

  • The Median Income in Rock Falls is $48,733.

  • The Home Value To Income in Rock Falls is 2.4x.

  • The Rent To Monthly Income in Rock Falls is 0.18x.

Statistic Rock Falls Illinois United States
Median Home Value $116,233 $283,508 $303,400
Median Rent $745 $1,227 $1,348
Median Income $48,733 $81,702 $78,538
Home Value To Income 2.4x 3.5x 3.9x
Rent To Monthly Income 0.18x 0.18x 0.21x
$116,233
Median Home Value
$745
Median Rent
$48,733
Median Income

Rock Falls, IL Costs By Category

Detailed Rock Falls Services Costs Vs. Illinois

Item Rock Falls Illinois
Shampoo $1.27 $1.28
Movie $12.73 $12.13
Bowling $12.67 $18
Haircut $19.94 $24.26
Beauty Salon $36.22 $45.56

Detailed Rock Falls Groceries Costs Vs. Illinois

Item Rock Falls Illinois
Ground Beef $5.72 $5.84
Fried Chicken $1.42 $1.57
Milk $4.63 $4.67
Potatoes $4.82 $4.93
Pizza $10.99 $12.09
Beer $9.56 $10.41
Toothpaste $3.58 $3.7

Detailed Rock Falls Health Costs Vs. Illinois

Item Rock Falls Illinois
Optometrist $79.67 $125.68
Doctor $158.33 $135.78
Dentist $110.16 $113.29

Detailed Rock Falls Transportation Costs Vs. Illinois

Item Rock Falls Illinois
Gasoline $3.69 $3.46
Tire Balancing $70.28 $59.92

Detailed Rock Falls Utilities Costs Vs. Illinois

Item Rock Falls Illinois
All Electricity $147.39 $193.99
Phone $198.03 $192.25

Rock Falls SnackAbility

6
/10
Overall SnackAbility
Jobs
6/10
Housing
4
Affordability
8.5
Diversity
8
Safety
7
Amenities
8.5
Education
5
Commute
8.5

Cost Of Living In Cities Around Rock Falls

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

  • Moline, IL has a cost of living index of 88, 1.1x Rock Falls.

  • DeKalb, IL has a cost of living index of 93, 1.2x Rock Falls.

  • East Moline, IL has a cost of living index of 87, 1.1x Rock Falls.

City Population Cost Of Living Vs. Rock Falls
Moline, IL 42,235 88 1.1x
DeKalb, IL 40,464 93 1.2x
East Moline, IL 20,837 87 1.1x
Dixon, IL 15,166 80 1.0x
Sterling, IL 14,670 81 1.0x
Peru, IL 9,863 89 1.1x
LaSalle, IL 9,471 91 1.2x
Silvis, IL 7,939 93 1.2x
Mendota, IL 6,915 82 1.1x
Geneseo, IL 6,577 94 1.2x

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