Most and Least Affordable Cities by City Size

Explore how affordability varies by city size around the world. This ranking compares the most and least affordable cities within small, mid-sized, and large population categories, helping you understand how urban scale impacts cost of living. Use the interactive table and map to filter cities by size group and compare Cost of Living Index values. Whether you're looking for a budget-friendly small city or evaluating affordability in major global hubs, this page provides a clear, data-driven comparison.

Rank
City
Population
Living Index
1
15,701,602
70
2
7,216,040
52
3
5,864,049
62
4
5,188,286
81
5
4,493,242
57
6
4,000,000
54
7
3,430,697
64
8
3,238,618
49
9
2,722,103
50
10
2,722,103
56
11
2,300,500
47
12
2,258,718
43
13
2,164,134
33
14
2,161,303
41
15
2,150,000
43
16
2,143,020
40
17
2,132,100
31
18
2,079,072
58
19
1,804,880
48
20
1,773,852
48
21
1,729,666
37
22
1,713,461
49
23
1,675,368
45
24
1,527,861
47
25
1,414,913
40
26
1,400,000
84
27
1,396,945
44
28
1,389,680
42
29
1,312,947
100
30
1,295,927
42

CityCost data is based on AI and user input – minor inaccuracies may occur.

Last update: August 25, 2026

Frequently Asked Questions
How is affordability determined in this ranking?
Affordability is based on the Cost of Living Index, which compares average expenses such as housing, food, transportation, and services. Cities are grouped by population size to allow fair comparisons within similar urban categories.
Why does city size affect cost of living?
Larger cities often have higher housing demand, stronger job markets, and greater infrastructure costs, which can increase living expenses. Smaller cities may offer lower housing and daily costs but sometimes fewer economic opportunities.
Should I choose a smaller city to save money?
Not always. While small cities are often more affordable, factors like salary levels, job availability, quality of life, and services should also be considered. This ranking helps you compare affordability within each city size category.