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
24,870,895
56
2
21,893,095
55
3
21,741,000
20
4
20,937,757
35
5
17,032,322
80
6
16,787,941
25
7
15,701,602
70
8
14,910,352
22
9
14,043,500
43
10
13,866,009
41
11
13,613,660
79
12
12,748,262
40
13
12,700,000
80
14
12,600,574
32
15
12,528,300
52
16
12,450,000
38
17
12,442,373
37
18
12,183,280
32
19
11,451,999
55
20
11,437,217
32
21
11,337,563
37
22
11,235,086
31
23
11,126,285
23
24
10,404,112
44
25
10,360,000
47
26
10,071,722
35
27
10,009,854
53
28
9,989,369
48
29
9,509,458
81
30
9,498,863
36

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

Last update: September 8, 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.