Every ZIP code in the United States, with weather, radar, trivia and the numbers behind it. Five digits since 1963!

ZIP stands for Zone Improvement Plan. The codes went live on July 1, 1963.The lowest ZIP code is 00501 — the IRS in Holtsville, New York.The highest ZIP code is 99950, in Ketchikan, Alaska.Type 07734 into a calculator and turn it upside down: hELLO. It is Keansburg, New Jersey.12345 belongs to one company: General Electric in Schenectady, New York.The first digit is a region: 0 is New England and New Jersey, 9 is the West Coast, Alaska and Hawaii.Mr. ZIP, the cartoon mailman, was the mascot that sold the idea to America.ZIP+4 arrived in 1983 and can narrow a ZIP down to one side of one block.A ZIP code is a mail route, not a place: plenty of them cross county and even state lines.Play ZIP Hunt: guess the secret ZIP code of the day in six tries.
zipcodes.pro — STATE/IL/COUNTY/PEORIA

Peoria County, IL ZIP codes

There are 45 ZIP codes in Peoria County, IL, in 17 towns, from 61451 to 61656. The largest are 61614 (Peoria), 61604 (Peoria) and 61615 (Peoria).

The county seat is Peoria.

ZIP codes
45
Towns
17
County seat
Peoria
County FIPS
17143
Population
179,645
Median household income
$65,108
Land area
619 sq mi
Area codes
309, 861
Metro area
Peoria

Peoria County ZIP codes by town

Each ZIP code is listed under the county most of its land lies in and the town the Postal Service names it for; a ZIP code's own page shows exactly how it is split.

Map of Peoria County ZIP codes

614516151761523615256152661528615296153361536615396154761552615596156261569616016160261603616046160561606616076161261613616146161561616616256162961630616336163461636616376163861639616416164361650616516165261653616546165561656

The ZIP codes of Peoria County, shaded. Outlines are Census ZIP Code Tabulation Areas (2020), which approximate the mail routes; PO-box and single-address codes have no area and are not drawn. Click any area to open its ZIP code.

Peoria County in numbers

About 179,645 people live in Peoria County, in 77,755 households, the 12th most populous of Illinois's 102 counties. The median household income is $65,108 a year, 22% below the Illinois median of $83,390 (US: $80,734). The median owner-occupied home is valued at $158,500 (40% below the Illinois median), and median gross rent is $993 a month. The median age is 38.1; 34.9% of adults 25 and over hold a bachelor's degree or higher (37.8% across Illinois); the average commute takes 19 minutes.

Population179,645Peoria179,645
Households77,755Peoria77,755
Median age38.1Peoria38.1Illinois39.0US 38.9
Median household income$65,108Peoria$65,108Illinois$83,390US $80,734
Median home value$158,500Peoria$158,500Illinois$263,300US $332,700
Median gross rent$993Peoria$993Illinois$1,274US $1,413
Bachelor's degree or higher34.9%Peoria34.9%Illinois37.8%US 35.7%
Mean commute19.2 minPeoria19.2 minIllinois27.8 minUS 26.4 min
Population density290 / sq miPeoria290 / sq mi

U.S. Census Bureau, American Community Survey 2020–2024 5-year estimates. Survey estimates carry margins of error, wider for small places. Sources and methods.

Largest towns in Peoria County

Largest towns in Peoria County
TownZIP codesPopulation
Peoria 29 112,169
Chillicothe 1 5,900
Peoria Heights 1 5,825
Edwards 1 3,212
Elmwood 1 2,327
Rome 1 1,947
Princeville 1 1,837
Dunlap 1 1,360
Hanna City 1 1,330
Edelstein 1 1,105
Brimfield 1 750
Glasford 1 720
Trivoli 1 365
Mapleton 1 332
Laura 1 272

Population of the census place of that name where there is one, otherwise of the ZIP codes the Postal Service addresses by it. A town's ZIP codes can reach past the county line.

Neighbouring counties

Counties that share a ZIP code with Peoria County.

Not sure you are in Peoria County? What county am I in? answers from your location, near a county line included.

Every ZIP code in Peoria County, with figures

ZIP codes in Peoria County
ZIP City Type Population Median income Median home
61451 Laura , IL Standard 272 $44,167 $121,500
61517 Brimfield , IL Standard 3,033 $99,886 $275,000
61523 Chillicothe , IL Standard 10,203 $79,453 $161,700
61525 Dunlap , IL Standard 12,357 $161,165 $320,100
61526 Edelstein , IL Standard 1,105 $118,393 $262,100
61528 Edwards , IL Standard 3,212 $183,140 $329,300
61529 Elmwood , IL Standard 2,763 $91,661 $164,800
61533 Glasford , IL Standard 2,441 $73,051 $156,200
61536 Hanna City , IL Standard 3,503 $74,249 $172,300
61539 Kingston Mines , IL Standard 147 $51,250 $56,700
61547 Mapleton , IL Standard 3,562 $108,158 $243,000
61552 Mossville , IL Standard 51 — $56,300
61559 Princeville , IL Standard 3,595 $101,200 $183,800
61562 Rome , IL Standard 38 — —
61569 Trivoli , IL Standard 938 $77,083 $211,500
61601 Peoria , IL No street area — — —
61602 Peoria , IL Standard 1,163 $33,750 $231,000
61603 Peoria , IL Standard 15,356 $41,618 $77,500
61604 Peoria , IL Standard 28,313 $52,414 $100,300
61605 Peoria , IL Standard 13,424 $26,392 $47,400
61606 Peoria , IL Standard 6,684 $39,196 $142,700
61607 Peoria , IL Standard 10,600 $75,532 $157,100
61612 Peoria , IL No street area — — —
61613 Peoria , IL No street area — — —
61614 Peoria , IL Standard 27,370 $66,924 $172,100
61615 Peoria , IL Standard 23,523 $79,817 $215,700
61616 Peoria Heights , IL Standard 5,825 $60,099 $117,700
61625 Peoria , IL Standard 456 — —
61629 Peoria , IL No street area — — —
61630 Peoria , IL No street area — — —
61633 Peoria , IL No street area — — —
61634 Peoria , IL No street area — — —
61636 Peoria , IL No street area — — —
61637 Peoria , IL No street area — — —
61638 Peoria , IL No street area — — —
61639 Peoria , IL No street area — — —
61641 Peoria , IL No street area — — —
61643 Peoria , IL No street area — — —
61650 Peoria , IL No street area — — —
61651 Peoria , IL No street area — — —
61652 Peoria , IL No street area — — —
61653 Peoria , IL No street area — — —
61654 Peoria , IL No street area — — —
61655 Peoria , IL No street area — — —
61656 Peoria , IL No street area — — —

Cite this page

zipcodes.pro. “Peoria County ZIP codes.” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/state/il/county/peoria

Underlying data is public domain or openly licensed — sources, vintages and licences.