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Cost of Living: Chicago, IL vs Rock Hill, SC

Wondering how far your dollar stretches in Chicago compared to Rock Hill? Below we break down housing costs, rent, taxes, income, and quality of life using 2026 data so you can make an informed relocation or remote-work decision. Every number is computed from Census, BLS, and Zillow data specific to these two metro areas.

TL;DR

Chicago cost-of-living index is 114 vs 91 for Rock Hill (US = 100). Median home: $315,000 vs $285,000. Median rent: $2,288/mo vs $1,200/mo.

Source: Census ACS · Zillow ZHVI/ZORI · BEA RPP, 2026

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Rock Hill is 20.2% cheaper than Chicago
COL Index: Chicago 114 vs Rock Hill 91 (national avg = 100)
Written by Jere Salmisto, Founder & Quantitative Systems Builder, CalcFi·Reviewed by CalcFi Editorial·Last reviewed 2026-04-19

Chicago vs Rock Hill — At a Glance

ChicagoMetricRock HillDifference
114Cost of Living Index91-20.2%
$315,000Median Home Price$285,000-9.5%
$2,288Median Monthly Rent$1,200-47.6%
$70,100Median Household Income$55,800-20.4%
2.1%Property Tax Rate0.6%-71.4%
4.6%Unemployment Rate3.8%-17.4%
31 minAverage Commute26 min-16.1%
36.7Median Age34.2-6.8%
9,560,000Metro Population78,000-99.2%

Data sourced from Census Bureau, BLS, Zillow, and ApartmentAdvisor (2024-2025). COL Index: 100 = national average.

Housing Comparison: Chicago vs Rock Hill

Monthly mortgage assumes 6.5% interest, 30-year fixed, 20.0%down payment. PITI includes principal, interest, property tax, and homeowner's insurance.

Chicago

Median Home Price$315,000
Down Payment (20.0%)$63,000
Loan Amount$252,000
Principal & Interest$1,593/mo
Property Tax$551/mo
Insurance$92/mo
Monthly PITI$2,236/mo

Rock Hill

Median Home Price$285,000
Down Payment (20.0%)$57,000
Loan Amount$228,000
Principal & Interest$1,441/mo
Property Tax$143/mo
Insurance$83/mo
Monthly PITI$1,667/mo

Rent & Affordability Ratios

Median Monthly Rent$2,288 vs $1,200 (-$1,088/mo)
Annual Rent Difference$13,056/yr more in Chicago
Home Price-to-Income Ratio4.5x (Chicago) vs 5.1x (Rock Hill)
Years to Save 20% Down (15% savings rate)6.0 yrs (Chicago) vs 6.8 yrs (Rock Hill)

Buying a home in Chicago costs $2,236/month (PITI) compared to $1,667/month in Rock Hill — a difference of $569/month or $6,828/year. The price-to-income ratio is 4.5x in Chicago versus 5.1x in Rock Hill, suggesting Chicago is relatively more affordable for homebuyers relative to local incomes. At a 15% savings rate, it takes 6.0 years to save a down payment in Chicago compared to 6.8 years in Rock Hill.

Tax Comparison: Chicago vs Rock Hill

Estimated on each city's median household income, single filer, standard deduction, 2025 rates.

Tax CategoryChicagoRock Hill
Gross Income$70,100$55,800
State Income Tax$3,329$1,555
Federal Income Tax$6,871$4,567
FICA (SS + Medicare)$5,362$4,269
Property Tax (on median home)$6,615/yr$1,710/yr
State Sales Tax Rate6.3%6.0%
Total Tax Burden$15,562 (22.2%)$10,391 (18.6%)
Take-Home Pay$54,538$45,409

On median household income, total taxes (federal + state + FICA) come to $15,562 in Chicago (22.2% effective) versus $10,391 in Rock Hill (18.6% effective). After taxes, take-home pay is $54,538 in Chicago and $45,409 in Rock Hill. Property taxes add $6,615/year on the median Chicago home versus $1,710/year in Rock Hill.

Salary Equivalence: What Your Income Is Worth

A $70,100 salary in Chicago equals
$55,957
in Rock Hill
A $55,800 salary in Rock Hill equals
$69,903
in Chicago

These figures adjust for cost of living using the formula: adjusted = salary × (COL_destination / COL_origin). If you earn $70,100 in Chicago (COL 114) and relocate to Rock Hill (COL 91), you would need $55,957 to maintain the same purchasing power. This means you can take a pay cut of $14,143 and still maintain your lifestyle in Rock Hill.

Quality of Life: Chicago vs Rock Hill

Average Commute
31 min
Chicago
26 min
Rock Hill
5 min longer in Chicago
Unemployment Rate
4.6%
Chicago
3.8%
Rock Hill
Rock Hill lower
Metro Population
9.6M
Chicago
0.1M
Rock Hill
Chicago is 122.6x larger

Beyond costs, quality of life matters. The average commute in Chicago is 31 minutes versus 26 minutes in Rock Hill, a difference of 5 minutes each way. Rock Hill's lower unemployment rate of 3.8% versus 4.6% suggests a stronger job market. Chicago skews slightly older with a median age of 36.7 vs 34.2 in Rock Hill.

Other Cost of Living Comparisons

Chicago vs New YorkCOL 114 vs 187Chicago vs Los AngelesCOL 114 vs 173Chicago vs DallasCOL 114 vs 105New York vs Rock HillCOL 187 vs 91Los Angeles vs Rock HillCOL 173 vs 91Dallas vs Rock HillCOL 105 vs 91

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Frequently Asked Questions

Is Chicago or Rock Hill more expensive?

Chicago is 20.2% more expensive than Rock Hill overall. Chicago has a cost of living index of 114 compared to 91 for Rock Hill (national average = 100). The biggest difference is housing: the median home costs $315,000 in Chicago vs $285,000 in Rock Hill.

How much more does housing cost in Chicago vs Rock Hill?

The median home price in Chicago is $315,000, which is $30,000 more than Rock Hill's median of $285,000. Monthly rent follows a similar pattern: $2,288/month in Chicago vs $1,200/month in Rock Hill, a difference of $1,088/month or $13,056/year.

What salary do I need in Rock Hill to match my Chicago income?

To maintain the same standard of living, a $70,100 salary in Chicago is equivalent to $55,957 in Rock Hill. This is based on the cost of living index ratio: Chicago's COL index of 114 vs Rock Hill's 91. Conversely, $55,800 in Rock Hill equals $69,903 in Chicago.

Which city has lower taxes, Chicago or Rock Hill?

On a median household income, the combined federal, state, and FICA tax burden is $15,562 (22.2% effective rate) in Chicago vs $10,391 (18.6% effective rate) in Rock Hill. Property taxes on the median home are $6,615/year in Chicago (2.1% rate) vs $1,710/year in Rock Hill (0.6% rate). Sales tax rates are 6.3% in Illinois and 6.0% in South Carolina.

What is the median household income in Chicago and Rock Hill?

Chicago median household income: $70,100/yr. Rock Hill median household income: $55,800/yr (Census ACS).

How does rent compare in Chicago vs Rock Hill?

Median monthly rent: $2,288 in Chicago vs $1,200 in Rock Hill. Annualized that is $27,456 vs $14,400.

Which city is better for remote workers, Chicago or Rock Hill?

Rock Hill offers a lower cost of living (index 91 vs 114), which lets remote-workers keeping a coastal salary stretch further. Chicago typically wins on amenities and labor-market depth.

Where does the data on this comparison come from?

Chicago and Rock Hill numbers are pulled from Zillow ZHVI/ZORI (home values, rent), the U.S. Census Bureau ACS (income, demographics), and BEA RPP (cost-of-living index). Each value is timestamped on the page.

How often is this Chicago vs Rock Hill comparison updated?

Source feeds (Zillow, Freddie Mac PMMS, Census ACS, BEA RPP) are refreshed on their native cadence. Page caches revalidate every 24 hours via Next.js ISR.

Does this comparison replace tax or financial advice?

No. The Chicago vs Rock Hill cost-of-living page is educational reference using public data and standard formulas. It is not personalized tax, legal, or investment advice. Consult a licensed professional for material decisions.

Explore More

All City ComparisonsChicago COL CalculatorRock Hill COL CalculatorSalary GuidesMortgage Affordability CalculatorRent vs Buy Calculator

Sources & Citations

  1. Zillow Research — ZHVI (home values) & ZORI (observed rent index) — zillow.com/research/data
  2. U.S. Census Bureau — American Community Survey (ACS) 5-year estimates — census.gov/acs
  3. Bureau of Economic Analysis — Regional Price Parities by state and MSA — bea.gov/rpp
  4. Tax Foundation — effective state and local tax rates — taxfoundation.org
  5. Freddie Mac PMMS — weekly national average mortgage rates — freddiemac.com/pmms
  6. Internal Revenue Service — federal income tax brackets and standard deduction — irs.gov
  7. U.S. Bureau of Labor Statistics — unemployment and wage statistics — bls.gov
Methodology & Assumptions

Home prices use Zillow Home Value Index (ZHVI)[1]; rents use Zillow Observed Rent Index (ZORI)[1]. Median household income comes from the Census ACS 5-year estimates[2].

COL indices use the BEA Regional Price Parity methodology[3], normalized so 100 = national average.

Property tax rates are effective rates from the Tax Foundation[4], expressed as % of owner-occupied home value. Mortgage estimates assume 6.5% fixed rate[5], 30-year term, 20.0% down, $1,800/yr homeowners insurance.

Federal tax calculations[6] assume single filer, standard deduction. State tax uses the top marginal rate times taxable income after the state standard deduction. FICA = 6.2% Social Security (up to wage base) + 1.45% Medicare.

Salary equivalence uses adjusted = salary × (COL_destination / COL_origin). This captures cost-of-living shift but not state income tax differences.

Unemployment figures are the most recent monthly MSA-level readings from the BLS LAUS series[7].

Last reviewed is computed from the maximum retrievedAt across every source this page consumes.

City data from Census Bureau[2], BLS[7], and Zillow[1] (2024-2025). Tax calculations use 2025 IRS rates[6], single filer, standard deduction. Mortgage estimates assume 6.5% PMMS rate[5], 30-year term, 20.0% down. COL Index: 100 = national average[3]. Last reviewed 2026-04-19.