Residential delivery area · Illinois
ZIP Code 61554: Pekin, IL
ZIP code 61554 uses the postal name Pekin, Illinois and lies entirely in Tazewell County (Census 2020 ZIP-county file). About 41,000 people live there (Census Bureau, ACS 2020-2024). Median household income is $65,194 (Census Bureau, ACS 2020-2024). By Census place, its land lies in Pekin (21%), North Pekin (2%) and Marquette Heights (1%); 75% is outside any Census place.
- ACS2020-24
- Census2020
- FHFA2025
- ZBP2023
- IRS2022
- Town
- Pekin · its only residential ZIP
- County
- Tazewell County
- Census places
- Pekin (21%); North Pekin (2%); Marquette Heights (1%)
- Metro area
- Peoria, IL
- House districts
- IL-16 (70%), IL-17 (30%) 119th Congress, by share of land
- State
- Illinois
- Time zone
- Central
- Land area
- 73.8 sq mi · 550 people per sq mi
Where is ZIP code 61554?
61554 centers on 40.544°, -89.621° and covers 73.8 square miles of land plus 4.3 of water. It borders 9 ZIP codes: 61564, 61547, 61535, 61607, 61610, 61568, 61534, 61546, 61611.
The map draws ZIP code areas only. For the streets inside 61554, open its center on OpenStreetMap.
Source: U.S. Census Bureau, 2020 ZCTA cartographic boundaries and the 2023 Gazetteer (2020 ZCTAs); ZIP-to-county shares, Census places and House districts (119th Congress) from the Census 2020 relationship files (shares of land); metro area from the OMB delineation (July 2023); town name and time zone from simplemaps US ZIP Codes (CC BY 4.0).
How does 61554 compare with the rest of Tazewell County?
| Measure | 61554 | In Tazewell County | In IL |
|---|---|---|---|
| People (ACS 2020-2024) | 40,577 | 1st of 21 | 73rd of 1,396 |
| Median household income | $65k | 13th of 14 | 587th of 797 |
| Median home value | $128k | 14th of 15 | 634th of 842 |
Its median household income is higher than in 39% of U.S. residential ZIP codes, and it is denser than 73% of all U.S. residential ZIP codes. ZIP codes at the ACS caps ($250,000 or more for household income, $2,000,000 or more for home value) share the top rank.
Source: U.S. Census Bureau, ACS 2020-2024 5-year estimates (B01003, B19013, B25077); ranks by PlainZIP over residential ZIP codes (ZCTAs).
How many people live in 61554?
The 2020 Census counted 40,854 people in 61554; the ACS, which samples households over 2020-2024, estimates 40,577. Between the 2010 and 2020 censuses its population fell 6.7% (its boundary stayed at least 90% the same).
- People, ACS 2020-2024
- 40,577
- 2020 Census count
- 40,854−6.7% since 2010 (43,810)
- Households
- 17,208
- Median age
- 42.6
Source: U.S. Census Bureau, ACS 2020-2024 5-year estimates (B01003, B01002, B11001); 2020 Census (DHC P1); 2010 Census (SF1 P1).
Who lives in 61554?
Of the 40,577 people the ACS estimates in 61554, 19.4% are under 18 and 19.7% are 65 or older. The largest group by race and Hispanic origin is White (not Hispanic) (89.9%).
- Under 1819.4%
- 18 to 6460.9%
- 65 and older19.7%
- White, not Hispanic89.9%
- Other or two or more3.5%
- Hispanic or Latino3.1%
- Black, not Hispanic2.8%
- Asian, not Hispanic0.6%
Source: U.S. Census Bureau, ACS 2020-2024 5-year estimates (B01001 age by sex, B03002 Hispanic or Latino origin by race); shares of the estimated population, small ZIP codes carry wide margins.
What do households in 61554 earn?
Median household income is $65,194 (ACS 2020-2024), the 13th highest of the 14 ranked ZIP codes in Tazewell County. It is not measurably different from 2015-2019 ($65,483 in 2024 dollars): the change is within the surveys' margins of error.
- Median household income
- $65,194
- Income per person
- $36,242
- Below the poverty line
- 11.8%
- Unemployed (of the labor force)
- 5.6%
- Adults 25+ with a bachelor's degree
- 19.1%
- Adjusted gross income per tax return, 2022
- $61,93919,310 returns; wages 69% of AGI (IRS)
Source: U.S. Census Bureau, ACS 2020-2024 and 2015-2019 5-year estimates (B19013, B19301, B17001, B23025, B15003; 2015-2019 dollars converted with the BLS CPI-U, 1.22699); IRS Statistics of Income, ZIP code data, tax year 2022 (adjusted gross income per return, filed under the address on the return).
What are homes worth in 61554?
FHFA's house price index for 61554, built from repeat sales and appraisals of the same homes, rose 43% from 2015 to 2025 and rose 44% from 2020 to 2025, and moved +9.5% in 2025.
- Median home value (owners' estimate)
- $127,600
- Median gross rent
- $836
- Homes owned by their occupants
- 72.9%
- Housing units
- 18,517
Source: U.S. Census Bureau, ACS 2020-2024 5-year estimates (B25077, B25064, B25003, B25001); FHFA House Price Index, annual five-digit ZIP, updated 2026-03-31.
What businesses are in 61554?
717 business establishments had a location in this ZIP code in 2023, 51 fewer than in 2018; the most are in retail trade (ZIP Code Business Patterns).
- Retail trade110
- Other services (except public administration)105
- Health care and social assistance103
- Accommodation and food services80
- Finance and insurance48
- Construction47
Source: U.S. Census Bureau, ZIP Code Business Patterns 2023 and 2018 (establishments with paid employees, by the business's ZIP code).
Which ZIP codes are next to 61554?
| ZIP | Town | People | Household income | Distance |
|---|---|---|---|---|
| 61564 | South Pekin | 936 | $75k | 3.6 mi |
| 61547 | Mapleton | 3,562 | $108k | 5.6 mi |
| 61535 | Groveland | 1,748 | $128k | 6.0 mi |
| 61607 | Peoria | 10,600 | $76k | 6.7 mi |
| 61610 | Creve Coeur | 4,621 | $48k | 6.9 mi |
| 61568 | Tremont | 4,483 | $101k | 7.7 mi |
| 61534 | Green Valley | 1,725 | $90k | 9.2 mi |
| 61546 | Manito | 3,849 | $80k | 11.9 mi |
| 61611 | East Peoria | 24,040 | $79k | 12.5 mi |
| 61539 | Kingston Mines | 147 | $51k | 7.5 mi (near) |
Source: PlainZIP from the Census 2020 ZCTA boundaries (shared edges) and internal points; figures ACS 2020-2024.
Which other ZIP codes use the name Pekin?
2 more ZIP codes carry the postal name Pekin, IL without a residential delivery area: PO boxes at the post office, or a single organization with its own ZIP code. The Census Bureau publishes no figures for them.
| ZIP | County |
|---|---|
| 61555 | Tazewell County |
| 61558 | Tazewell County |
Source: GeoNames postal codes (CC BY 4.0), downloaded 2026-10-09; a ZIP code with no Census ZCTA has no residential delivery area.