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Decatur, IL metro area · BLS May 2025 · Updated

How much does an administrative assistant make in Decatur, IL?

In the Decatur, IL metropolitan area, administrative assistants earned a median of $45,890 a year ($22.06 an hour) in May 2025, according to the BLS Occupational Employment and Wage Statistics survey for the metro. BLS counted 500 of these jobs there. That is 11% below the $51,290 median for all jobs in the metro. The middle 80% earned between $34,390 and $61,760; these percentiles do not measure years of experience. Applying 2026 federal and Illinois tax rules to the median leaves an estimated $36,926 in take-home pay.

Administrative assistant pay in Decatur, IL at a glance

Median salary

$45,890$22.06 per hour · $3,824 monthly · BLS May 2025
10th percentile$34,390$16.53/hr
25th percentile$38,570$18.54/hr
75th percentile$53,210$25.58/hr
90th percentile$61,760$29.69/hr
Jobs in this metro500Location quotient 1.00 (U.S. = 1.00)
Against all jobs here11% belowAll-jobs median $51,290
Against Illinois5% belowStatewide median $48,310
Against the U.S.3% belowNational median $47,540

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Same U.S. tax tables as the rest of the site. Change the salary, state, or filing status.

Take-home payWhat $46,000 a year leaves after tax in IllinoisFederal tax, FICA and Illinois withholding on that salary, with the other 49 states beside it.
By the hour$22 an hour is how much a yearWeekly, biweekly and monthly gross at 2,080 hours, plus time and a half.
HousingWhat a $46,000 salary buys at today's ratesPrice range, down payment and the monthly payment behind it, on current mortgage rates.
Local pricesWhat $46,000 is worth where you liveRent, groceries and the local price level against the national average.
Same stateEvery occupation Illinois publishes a wage forThe biggest employers, the best paid, and what is distinctive about Illinois.

Administrative assistant salary in Decatur, IL after taxes

$45,890
$15,000$95,000
Filing status:
Gross salary breakdown$45,890
Net 80%
Fed 7%
IL 5%
FICA 8%
Annual take-home$36,926After all taxes
Monthly deposit$3,077Estimated per month
Biweekly paycheck$1,420Every 2 weeks (26/yr)
Effective tax rate19.5%Total tax burden
Federal income tax$3,327 / yr
Illinois state income tax$2,127 / yr
FICA (Social Security & Medicare)$3,511 / yr
Customize deductions in full Illinois calculator

Administrative assistants pay range in Decatur, IL, hourly and yearly

BLS May 2025 estimates for the Decatur, IL metropolitan statistical area. Monthly and take-home figures are ours, computed from the annual wage.

What administrative assistants earned in the Decatur, IL metro area, May 2025
PercentileHourlyMonthlyYearlyAfter tax a year (IL)
10th percentile$16.53/hr$2,866$34,390$28,255
25th percentile$18.54/hr$3,214$38,570$31,407
MedianMedian$22.06/hr$3,824$45,890$36,926
75th percentile$25.58/hr$4,434$53,210$42,445
90th percentile$29.69/hr$5,147$61,760$48,892

Is $45,890 a good salary in Decatur, IL?

It depends on what else people there earn and what things cost. Here is the median for administrative assistants next to both.

Median household income$62,666Census Bureau ACS
Local price level (U.S. = 100)88.411.6% below national average
One paycheck vs. a household73.2%of area median income

The same job statewide and nationally, and a calculator for your own paycheck.

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Administrative assistants pay in other Illinois metros

Metros in the same state that are closest in size to Decatur, IL. A statewide average can hide differences this large.

Administrative assistant pay in Decatur, IL: common questions

What is the median salary for administrative assistants in Decatur, IL?

The BLS median annual wage for administrative assistants in the Decatur, IL metro area was $45,890 in May 2025, about $3,824 a month or $22.06 an hour. Statewide, the Illinois median for this job is $48,310, so the metro pays 5% below the state.

What is the hourly pay for administrative assistants in Decatur, IL?

The median hourly wage for administrative assistants in Decatur, IL was $22.06 in the BLS survey. One in ten earned less than $16.53 an hour and one in ten earned more than $29.69.

How many administrative assistants work in Decatur, IL?

BLS estimated 500 jobs for administrative assistants in the metro in May 2025, or 11.0 of every 1,000 jobs. Its location quotient of 1.00 means the job is about as common here as in the country as a whole.

What is the pay range for administrative assistants in Decatur, IL?

BLS wage estimates for administrative assistants in Decatur, IL run from $34,390 at the 10th percentile to $38,570 at the 25th, $53,210 at the 75th, and $61,760 at the 90th. These are points in the wage distribution, not experience levels.

How much do administrative assistants take home after taxes in Decatur, IL?

On a median gross salary of $45,890, an estimated $36,926 lands in net take-home pay per year ($1,420 biweekly) for a single filer claiming the standard deduction in Illinois in 2026. Total tax withholding equals $8,964 (an effective rate of 19.5%).

How much do administrative assistants make per month in Decatur, IL?

On the median annual salary of $45,890, gross monthly income is $3,824. After federal, FICA, and Illinois state income taxes, estimated net take-home pay is $3,077 per month (or $1,420 every two weeks).

Is $45,890 a good salary in Decatur, IL?

At $45,890, the median salary for administrative assistants is 73.2% of the Decatur, IL median household income ($62,666). It is 11% below the $51,290 median for all jobs in the metro. The BEA regional price parity is 88.4, so prices here run 11.6% below the U.S. average.