SOC 15-2051 · Chicago-Naperville-Elgin, IL-IN metro

Data Scientists Salary in Chicago, IL

The average salary for data scientists in Chicago, Illinois is $118,860 a year ($57.15 an hour), according to BLS estimates for May 2025. The median is $107,640: half of the 7,940 people in this job in the Chicago-Naperville-Elgin, IL-IN metro area earn more than that, half earn less. That average is 6% less than the U.S. average for this job ($126,800).

$118,860average per year

$57.15 / hourMedian $107,640Take-home ≈ $86,706

  • $71K10th
  • $85K25th
  • $108KMedian
  • $138K75th
  • $169K90th

median average · bar = middle 50% of workers · how to read it

7,940people in this job
-6%vs U.S. average
#2 of 6Illinois metros
104cost of living (U.S. = 100)
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Data Scientists pay range in Chicago

New workers and the lowest-paid 10% earn about $70,740 a year or less, while the top 10% make $168,880 or more. The middle half of data scientists in Chicago earn between $84,600 and $138,210.

  • $71K10th
  • $85K25th
  • $108KMedian
  • $138K75th
  • $169K90th

median average · bar = middle 50% of workers · how to read it

Pay levelPer yearPer monthPer hour*
Average$118,860$9,905$57.14
Median$107,640$8,970$51.75
Entry level (25th percentile)$84,600$7,050$40.67
Experienced (75th percentile)$138,210$11,518$66.45

*Hourly figures assume 2,080 paid hours a year. Hourly to annual salary.

Data Scientists pay in Chicago vs. Illinois and the U.S.

Data scientists in Chicago earn about the same as the Illinois average ($117,870) and 6% less than the U.S. average ($126,800). At the median the gap is -10% against the U.S. median of $120,230.

AreaAverageMedian10th pct.90th pct.Jobs
Chicago$118,860$107,640$70,740$168,8807,940
Illinois$117,870$106,560$68,810$168,88010,520
United States$126,800$120,230$67,240$199,130262,440

State and U.S. rows: BLS statewide and national estimates, May 2025, which include rural areas.

Data Scientists salary after taxes in Chicago

On the average salary of $118,860, a single filer in Chicago takes home about $86,706 a year, or $7,225 a month and $3,335 every two weeks. Taxes take 27% of gross pay.

The Chicago-Naperville-Elgin, IL-IN metro area crosses state lines, so take-home pay depends on the state where you work:

StatePer yearPer month
Working in IN$88,912$7,409
Working in IL$86,706$7,225

Single filer, standard deduction: federal income tax (2026 brackets), Social Security, Medicare and state income tax (2025 rules).

Illinois paycheck calculator: try your own salary

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Is Chicago a good place for data scientists? Pay vs. cost of living

Prices in the Chicago area are 4% above the U.S. average (BEA price parity 103.6), so the average $118,860 buys what about $114,735 would buy in a typical U.S. metro. This job pays 2.0 times the median wage of all jobs in Chicago ($54,720). A typical home costs $353,998, or 3.0 years of this average salary before tax.

See what $118,860 is worth in another city

Data Scientists salary in other Illinois cities

Chicago ranks 2nd of 6 Illinois metro areas for this job; Bloomington pays the most ($127,590).

All Data Scientists salaries in Illinois

Highest-paying cities for data scientists

San Jose, CA pays this job the most of the metro areas we cover ($212,760).

Data Scientists salary by city

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Reviewed before it counts. Data Scientists in Chicago, IL.

Data Scientists salary in Chicago: questions

How much do data scientists make an hour in Chicago?

$57.15 an hour on average, and $51.75 at the median (BLS, May 2025).

What is the entry-level data scientists salary in Chicago?

The lowest-paid 10% earn about $70,740 a year and the 25th percentile is $84,600, a fair guide to starting pay.

What is the data scientists take-home pay in Chicago?

About $86,706 a year ($7,225 a month) for a single filer on the average salary of $118,860.

Do data scientists earn more in Chicago than elsewhere?

The average here is 6% less than the U.S. average for this job ($126,800).

Sources and how to read this page

  • Wages: U.S. Bureau of Labor Statistics, Occupational Employment and Wage Statistics (OEWS), May 2025 estimates for metropolitan areas. SOC code 15-2051; area Chicago-Naperville-Elgin, IL-IN (16980). Relative standard error of the mean wage: 1.4%.
  • U.S. and statewide figures: BLS OEWS national and state estimates, May 2025, every employer including rural areas.
  • Cost of living: Bureau of Economic Analysis regional price parities (RPP), 2024; 100 = U.S. average.
  • Home value: Zillow Home Value Index. Typical-wage figure: OEWS all occupations, same metro.
  • Take-home pay: Single filer, standard deduction: federal income tax (2026 brackets), Social Security, Medicare and state income tax (2025 rules).
  • Job concentration: location quotient 1.04, this job is about as common as in the U.S. overall.

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