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2025 GS Pay: Chicago-Naperville, IL-IN-WI

The Chicago-Naperville, IL-IN-WI locality pay area adds 30.86% locality pay to the GS base table. Figures are from OPM's Salary Table 2025-CHI, effective January 2025.

Locality pay
30.86%
Annual pay range
$29,260 to $195,200
GS-1 step 1 to GS-15 step 10
Capped cells
4 of 150

Annual pay by grade and step

Annual pay, Salary Table 2025-CHI, effective January 2025
GradeStep 1Step 2Step 3Step 4Step 5Step 6Step 7Step 8Step 9Step 10
GS-1$29,260$30,242$31,214$32,184$33,155$33,723$34,686$35,655$35,695$36,602
GS-2$32,901$33,683$34,773$35,695$36,095$37,156$38,218$39,279$40,340$41,401
GS-3$35,900$37,096$38,292$39,488$40,684$41,880$43,076$44,273$45,469$46,665
GS-4$40,298$41,642$42,986$44,330$45,674$47,018$48,362$49,706$51,050$52,394
GS-5$45,087$46,589$48,091$49,593$51,096$52,598$54,100$55,602$57,105$58,607
GS-6$50,259$51,934$53,609$55,284$56,959$58,634$60,309$61,984$63,659$65,334
GS-7$55,850$57,712$59,574$61,436$63,298$65,160$67,023$68,885$70,747$72,609
GS-8$61,851$63,913$65,976$68,038$70,100$72,163$74,225$76,287$78,350$80,412
GS-9$68,315$70,592$72,869$75,146$77,423$79,700$81,977$84,254$86,531$88,808
GS-10$75,230$77,737$80,245$82,752$85,259$87,766$90,274$92,781$95,288$97,796
GS-11$82,655$85,410$88,164$90,919$93,674$96,428$99,183$101,937$104,692$107,447
GS-12$99,069$102,372$105,675$108,978$112,280$115,583$118,886$122,189$125,492$128,795
GS-13$117,807$121,734$125,661$129,588$133,515$137,442$141,369$145,296$149,224$153,151
GS-14$139,211$143,852$148,492$153,132$157,773$162,413$167,053$171,694$176,334$180,974
GS-15$163,749$169,207$174,665$180,124$185,582$191,040$195,200Capped$195,200Capped$195,200Capped$195,200Capped

Compare Chicago-Naperville, IL-IN-WI with other locality pay areas

Where this locality pay area is

OPM's 2025 definitions list 25 places in this area, in IL, IN, WI. The legal definition is in 5 CFR 531.603.

Data sources

GS locality pay table, Salary Table 2025-CHI, effective January 2025
From the U.S. Office of Personnel Management (OPM): 2025 General Schedule tables, CHI.xml. Retrieved October 20, 2026.
Pay cap (level IV of the Executive Schedule), Salary Table No. 2025-EX, effective January 2025
From the U.S. Office of Personnel Management (OPM): EX.xml. Retrieved October 20, 2026.
Locality pay area definitions, 2025
From the U.S. Office of Personnel Management (OPM): 2025 locality pay area definitions. Retrieved October 20, 2026.