Peoria

Source:

Illinois

Peoria is a mid-size county in Illinois with 25 ZIP codes, 186,838 people, and upper-quartile household income among US counties. All data is sourced from the U.S. Census Bureau American Community Survey (ACS) 2023 5-Year Estimates.

National county placement

According to ACS 5-Year Estimates, Peoria, IL sits among US counties with an upper-quartile household income, on a mid-size county population base, across a multi-ZIP patchwork.

Top 24%
household income vs 3,210 US counties
186,838
combined ZIP population
25
USPS ZIP codes covered
$79,027
avg ZIP median income

Income percentile ranks this county's average ZIP median household income against 3,210 US counties with ACS income on at least one ZIP.

Peoria lands in the national county income distribution as upper-quartile household income on mid-size county footing (FIPS 17143, 25 ZIPs, combined population 186,838). Sort the ZIP table by population before treating the county mean as uniform.

High-income counties with wide ZIP mosaics hide sharp internal gradients. The densest ZIP here is 61604 (Peoria) with 31,647 residents - open it beside a thin rural code from the table before treating the county mean as uniform. HUD Fair Market Rents and FBI county tables attach to FIPS 17143, so scorecards stay county-keyed while household income stays ZIP-keyed.

Save two ZIPs from the table into your shortlist, then open a compare link - that is the return path a static county summary cannot replace. All figures here come from Census ACS 2023 5-Year Estimates and USPS ZCTA files.

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25

Total ZIPs

186,838

Total Population

ZIP Codes in Peoria

Side-by-side: Compare 61604 vs 61614 →

ZIP Code City Population Density
61604 Peoria 31,647 774
61614 Peoria 27,628 885
61615 Peoria 22,432 274
61603 Peoria 17,600 1,615
61605 Peoria 16,303 1,519
61523 Chillicothe 11,204 81
61607 Peoria 10,941 132
61525 Dunlap 9,021 111
61606 Peoria 8,051 2,330
61616 Peoria Heights 6,116 937
61547 Mapleton 3,779 66
61559 Princeville 3,332 13
61517 Brimfield 3,259 18
61536 Hanna City 2,919 27
61529 Elmwood 2,880 17
61528 Edwards 2,668 56
61533 Glasford 2,427 23
61569 Trivoli 1,220 12
61526 Edelstein 1,088 13
61602 Peoria 1,055 283
61451 Laura 393 7
61625 Peoria 385 10,588
61552 Mossville 239 172
61539 Kingston Mines 205 101
61562 Rome 46 654

Frequently Asked Questions

What is the population of Peoria?

Peoria has a total population of 186,838 across 25 ZIP codes, based on U.S. Census Bureau ACS 2023 data.

What ZIP codes are in Peoria?

Peoria includes 25 ZIP codes: 61604, 61614, 61615, 61603, 61605, 61523, 61607, 61525, 61606, 61616, and more.

Peoria's figures come from Census ACS 5-Year Estimates (2023), mapped to ZIP codes via the HUD USPS Crosswalk. PlainZIP is not affiliated with the U.S. Census Bureau or any government agency. See our methodology for details.

Related

Compare any two ZIPs side by side

Read our methodology : how this data is sourced, computed, and verified.