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Crunching costs, sorting signals, rendering insights.
Crunching costs, sorting signals, rendering insights.
The 30% rule — spending no more than 30% of gross income on housing — is the most widely cited benchmark for affordability. On a $60K salary, 1 cities (20%) meet this threshold. That's a tough market. We ran the numbers on 5 cities in Illinois using 2026 census, rent, and salary data. Rockford comes…
The 30% rule — spending no more than 30% of gross income on housing — is the most widely cited benchmark for affordability. On a $60K salary, 1 cities (20%) meet this threshold. That's a tough market. We ran the numbers on 5 cities in Illinois using 2026 census, rent, and salary data. Rockford comes out on top — here's the full ranking and analysis. Surprising? Maybe. But the data's clear.
What does daily life actually cost in Rockford? Start with the 26% rent-to-income ratio — tight but manageable for most households. On the category level, Housing (index 67) is where the real savings show up, while Healthcare (index 93) is the line item most likely to surprise newcomers. Income at $53,328 and homes at $172,610 round out a profile that ranks #1 for clear reasons.
1 of 5 cities keep rent under 30% of $60K. The 30% rule — spending no more than 30% of gross income on housing — is the most widely cited benchmark for affordability. On a $60K salary, 1 cities (20%) meet this threshold. That's a tough market.
It's a strong position — but not without footnotes. The 5 cities we track in Illinois paint a clearly affordable picture. Average cost index: 104. Median rent: $1,779/month. Household income: $91,148. Illinois is known for Chicago's premium versus downstate bargains — and the data backs that reputation convincingly.
Bottom line: Rockford leads this ranking for clear, data-backed reasons — but the "best" city depends on your priorities. 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.
#1 Ranked: Rockford — cost index 67, rent $1,151/mo, income $53,328
1 of 5 cities keep rent under 30% of $60K
1 of 5 cities keep rent under 30% of $60K gross income
Data sourced from Census Bureau, Zillow, BLS, and Tax Foundation — current as of 2026
146,120 residents · Illinois
A closer look at Rockford: the cost index of 67 breaks down to a Housing index of 67 (strongest category) and a Healthcare index of 93 (weakest). Median rent is $1,151/month — 39% below the national median — while household income sits at $53,328, meaning locals spend about 26% of income on rent. That's within the recommended 30% threshold, though it doesn't leave much room.
150,489 residents · Illinois
Here's Joliet by the numbers — and there's a lot to like (and a little to watch). Cost index: 91. Rent: $1,559/month. Income: $88,026/year. Home price: $255,981. Population: 150,489. The strongest category is Housing at 91; the most expensive is Healthcare at 98. Translate that rent to annual numbers, and residents are saving renters $4,032 per year vs. the national median. When healthcare costs are this low, the savings ripple across every other category.
113,310 residents · Illinois
Elgin earns its position at #3 through a combination that's hard to replicate. The 101 cost index sits 10 points below the national baseline, and the $88,316 median income means purchasing power here is genuinely above average. Homes list at $323,259 — $144,111 below the national median — a genuine ownership opportunity. On the cost side, Healthcare leads the way at 100, while Housing trails at 101.
150,245 residents · Illinois
The #4 spot goes to Naperville, and the breakdown explains why. Renters here pay $2,157/month — we had to double-check this one — — costing renters $3,144 more per year compared to the national average. Meanwhile, Healthcare is the standout at index 105, keeping costs manageable. The weak spot? Housing at 126. At a 17% rent-to-income ratio, there's genuine breathing room in the average household budget.
2,664,452 residents · Illinois
Why Chicago ranks #5: the numbers tell a clear story. At 134 on the cost index, residents spend roughly 23% more than the typical American. Rent sits at $2,292/month while the median household pulls in $75,134/year. The Healthcare category is particularly strong at 107, though Housing (134) lags behind. Home prices average $312,457 — $154,913 below the national median. Worth a deeper look.
The 30% rule — spending no more than 30% of gross income on housing — is the most widely cited benchmark for affordability. On a $60K salary, 1 cities (20%) meet this threshold. That's a tough market.
#1-ranked Rockford has a cost index 37 points lower than the top-5 average of 104. That's not a marginal lead — it's a category of its own.
Rent ranges from $1,151/mo in Rockford to $2,292/mo in Chicago — a monthly difference of $1,141, or $13,692 per year.
Rent in #1-ranked Rockford has increased from $1,087 to $1,151/mo over the past 12 months — a 6% increase. Rising costs may erode its top ranking over time.
| City | State Tax | Sales Tax | Property Tax | Est. Take-Home |
|---|---|---|---|---|
1Rockford | 4.95% | 8.83% | 1.73% | $44,187 |
2Joliet | 4.95% | 8.83% | 1.73% | $44,187 |
3Elgin | 4.95% | 8.83% | 1.73% | $44,187 |
4Naperville | 4.95% | 8.83% | 1.73% | $44,187 |
5Chicago | 4.95% | 8.83% | 1.73% | $44,187 |
We model what a $60K salary looks like after taxes in each city: federal income tax (marginal brackets), FICA (7.65%), and state income tax. Then we compare take-home against local rent and costs to determine where the salary stretches furthest. All data is sourced from federal agencies and verified research institutions. Cost of living indices are normalized to 100 (national median) using Zillow rent as the primary signal, with sub-category adjustments derived from regional BLS price data. Rankings are updated monthly as new data is released.
Rockford ranks #1 in Illinois for this analysis with a cost index of 67 and median income of $53,328.
Yes. On a $60K salary in Rockford, rent would consume about 23% of your gross monthly income. Financial experts recommend keeping rent under 30%. You're well within that guideline.
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.
Rockford (ranked #1) has a cost index of 67 and rent of $1,151/mo, while Chicago (ranked #5) has a cost index of 134 and rent of $2,292/mo — a 67-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 Rockford is $1,151/month as of 2026, based on Zillow's Observed Rent Index. This is $744 below the national median of $1,895/month.
After federal taxes, FICA (7.65%), and 4.95% state income tax, estimated take-home on $60K in Rockford is approximately $44,187/year ($3,682/month). After median rent of $1,151/month, you'd have roughly $30,375/year for all other expenses.
The median home price in Rockford is $172,610, which is 3.2× the local median income. That's within the standard 3.5× affordability rule for most local earners. The national median home price is $467,370.
Illinois has a 4.95% state income tax rate. Combined state and local sales tax averages 8.83%, and the effective property tax rate is 1.73%.
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.