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Crunching costs, sorting signals, rendering insights.
Crunching costs, sorting signals, rendering insights.
Let's be honest: these cities aren't cheap. But within that premium market, there are cities where your dollar stretches meaningfully further. It lines up with what you'd expect. San Diego proves it with a cost index of 169, and we've ranked all 2 contenders to help you find the best deal in an expe…
Let's be honest: these cities aren't cheap. But within that premium market, there are cities where your dollar stretches meaningfully further. It lines up with what you'd expect. San Diego proves it with a cost index of 169, and we've ranked all 2 contenders to help you find the best deal in an expensive landscape.
So, San Diego. Cost index of 169, rent at $2,893/month. It's higher than the national average. Median income is $104,321, which is above average. That's about what we'd expect given the state context.
Now, stack that against what people actually earn here: Nationally, the 288 cities in our database average a cost index of 111, rent of $1,895/month, and household income of $80,367. The cities in this ranking challenge those benchmarks. That's not a marginal difference — it reshapes your monthly budget.
In plain English: What to do with this data: use the ranking as a shortlist, then dig into the city profiles for trend lines and category breakdowns. The difference between #1 and #5 is often smaller than the difference between "good on paper" and "actually fits my life." Compare your top picks with our calculator to see real take-home numbers.
#1 Ranked: San Diego, CA — cost index 169, rent $2,893/mo, income $104,321
1 of 2 cities come in below the national cost-of-living average of 111
Data sourced from Census Bureau, Zillow, BLS, and Tax Foundation — current as of 2026
| Rank | City | Cost Index | Median Rent | |
|---|---|---|---|---|
| 1 | San DiegoCA | 169 | $2,893 | Details |
| 2 | LouisvilleKY | 79 | $1,352 | Details |
1,388,320 residents · California
A closer look at San Diego: the cost index of 169 breaks down to a Healthcare index of 114 (strongest category) and a Housing index of 169 (weakest). There's not much to say about that beyond the obvious. Median rent is $2,893/month — 53% above the national median — while household income sits at $104,321, meaning locals spend about 33% of income on rent. That exceeds the recommended 30% threshold — affordability here depends on earning above the median.
622,981 residents · Kentucky
In plain English: Dive into Louisville's numbers: cost index 79 (32 points below national average), rent $1,352/month, income $64,731, and a home price of $259,139. The city's cost profile isn't flat — Housing is the cheapest category at 79, while Healthcare runs 96. As a major city with 622,981 residents, amenities and job markets are robust.
Our cost of living index uses real Zillow rent data as the foundation, indexed to 100 (national median). Sub-categories (housing, food, transport, utilities, healthcare) are derived from the overall index with regional adjustments. Data is updated monthly.
San Diego (ranked #1) has a cost index of 169 and rent of $2,893/mo, while Louisville (ranked #2) has a cost index of 79 and rent of $1,352/mo — a 90-point difference in cost of living.
City data is refreshed monthly from Census Bureau population estimates, Zillow rent and home price indices, BLS salary data, and Tax Foundation tax rates. Last updated: 2026.
The median 1-bedroom rent in San Diego is $2,893/month as of 2026, based on Zillow's Observed Rent Index. This is $998 above the national median of $1,895/month.
The median home price in San Diego is $989,768, which is 9.5× the local median income. Most median-income households would stretch to buy at this ratio. The national median home price is $467,370.
This ranking was generated using data current as of early 2026. Population and income data comes from the Census Bureau's American Community Survey (5-year estimates). Rent and home price data is from Zillow's monthly releases. Tax rates are from the Tax Foundation's 2025 edition. Rankings are refreshed monthly.