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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. You get the picture. San Diego proves it with a cost index of 169 — we had to double-check this one — , and we've ranked all 2 contenders to help you find th…
Let's be honest: these cities aren't cheap. But within that premium market, there are cities where your dollar stretches meaningfully further. You get the picture. San Diego proves it with a cost index of 169 — we had to double-check this one — , and we've ranked all 2 contenders to help you find the best deal in an expensive landscape (and that gap widens if you factor in state taxes).
A closer look at San Diego: the cost index of 169 — whether that matters depends on your situation — breaks down to a Healthcare index of 114 (strongest category) and a Housing index of 169 (weakest). 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.
Contrast this with: For context: the typical American city has a cost index of 111 — we had to double-check this one — , pays $1,895/month in rent, and earns $80,367 per household. And as a general rule, the top-ranked cities here tell a more nuanced story — one that's worth exploring city by city (and that gap widens if you factor in state taxes).
Bottom line: San Diego, CA leads this ranking for clear, data-backed reasons — but the "best" city depends on your priorities. And on balance, click into any city below to see the full detail page with 12-month trend charts, profession-specific salary data, and a breakdown of all five cost categories. If you're seriously considering a move, use our salary calculator to model your specific income against these numbers. Honestly, this is the kind of city that makes you wonder why more people aren't paying attention. The numbers are right there — rent that doesn't eat your paycheck, costs that actually leave room for a life. And yet it barely shows up in the national conversation about affordable places to live. Maybe that's a good thing. Maybe that's what keeps it affordable.
#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 | OklahomaOK | 73 | $1,255 | Details |
1,388,320 residents · California
Here's San Diego by the numbers — and there's a lot to like. And as far as the data shows, cost index: 169. Rent: $2,893/month — and yes, that's adjusted for the region — . Income: $104,321/year. Home price: $989,768. Population: 1,388,320. The strongest category is Healthcare at 114; the most expensive is Housing at 169. Translate that rent to annual numbers, and residents are costing renters $11,976 more per year vs. the national median. If you plug these numbers into any cost calculator, they hold up.
702,767 residents · Oklahoma
What does daily life actually cost in Oklahoma? Start with the 23% rent-to-income ratio — that's the kind of margin that lets people build savings. On the category level, Housing (index 73) is where the real savings show up, while Healthcare (index 95) is the line item most likely to surprise newcomers. Income at $66,702 and homes at $203,329 round out a profile that ranks #2 for clear reasons.
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 Oklahoma (ranked #2) has a cost index of 73 and rent of $1,255/mo — a 96-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.