Residential delivery area · Wisconsin
ZIP Code 54945: Iola, WI
ZIP code 54945 uses the postal name Iola, Wisconsin and lies mostly in Waupaca County (99% of its land) with the rest in Portage County (Census 2020 ZIP-county file). About 3,500 people live there (Census Bureau, ACS 2020-2024). Median household income is $69,602 (Census Bureau, ACS 2020-2024). By Census place, 2% of its land lies in Iola; 98% is outside any Census place.
- ACS2020-24
- Census2020
- FHFA2025
- ZBP2023
- IRS2022
- Town
- Iola · its only residential ZIP
- County
- Waupaca County (99%); Portage County (2%)
- Census places
- Iola
- House districts
- WI-8 (99%), WI-3 (1%) 119th Congress, by share of land
- State
- Wisconsin
- Time zone
- Central
- Land area
- 107.2 sq mi · 32 people per sq mi
- PO Box ZIPs
- 54990 also use the name Iola
Where is ZIP code 54945?
54945 centers on 44.569°, -89.137° and covers 107.2 square miles of land plus 1.5 of water. It borders 7 ZIP codes: 54407, 54977, 54962, 54486, 54473, 54950, 54499.
The map draws ZIP code areas only. For the streets inside 54945, 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 54945 compare with the rest of Waupaca County?
| Measure | 54945 | In Waupaca County | In WI |
|---|---|---|---|
| People (ACS 2020-2024) | 3,470 | 8th of 17 | 345th of 783 |
| Median household income | $70k | 10th of 14 | 432nd of 610 |
| Median home value | $217k | 9th of 14 | 405th of 612 |
Its median household income is higher than in 46% of U.S. residential ZIP codes, and it is denser than 34% 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 54945?
The 2020 Census counted 3,503 people in 54945; the ACS, which samples households over 2020-2024, estimates 3,470. Between the 2010 and 2020 censuses its population fell 1.2% (its boundary stayed at least 90% the same).
- People, ACS 2020-2024
- 3,470
- 2020 Census count
- 3,503−1.2% since 2010 (3,545)
- Households
- 1,581
- Median age
- 48.4
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 54945?
Of the 3,470 people the ACS estimates in 54945, 19.1% are under 18 and 23.3% are 65 or older. The largest group by race and Hispanic origin is White (not Hispanic) (90.1%).
- Under 1819.1%
- 18 to 6457.5%
- 65 and older23.3%
- White, not Hispanic90.1%
- Hispanic or Latino4.0%
- Other or two or more3.2%
- Black, not Hispanic2.0%
- Asian, not Hispanic0.7%
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 54945 earn?
Median household income is $69,602 (ACS 2020-2024), the 10th highest of the 14 ranked ZIP codes in Waupaca County. It is not measurably different from 2015-2019 ($67,633 in 2024 dollars): the change is within the surveys' margins of error.
- Median household income
- $69,602
- Income per person
- $39,268
- Below the poverty line
- 8.5%
- Unemployed (of the labor force)
- 2.5%
- Adults 25+ with a bachelor's degree
- 18.9%
- Adjusted gross income per tax return, 2022
- $72,4341,780 returns; wages 63% 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 54945?
FHFA's house price index for 54945, built from repeat sales and appraisals of the same homes, rose 102% from 2015 to 2025 and rose 60% from 2020 to 2025, and moved +15.6% in 2025.
- Median home value (owners' estimate)
- $216,800
- Median gross rent
- $800
- Homes owned by their occupants
- 77.1%
- Housing units
- 1,926
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 54945?
69 business establishments had a location in this ZIP code in 2023, 1 fewer than in 2018; the most are in health care and social assistance (ZIP Code Business Patterns).
- Health care and social assistance14
- Finance and insurance8
- Other services (except public administration)8
- Accommodation and food services7
- Construction6
- Manufacturing5
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 54945?
| ZIP | Town | People | Household income | Distance |
|---|---|---|---|---|
| 54407 | Amherst Junction | 1,350 | $102k | 7.6 mi |
| 54977 | Scandinavia | 1,592 | $81k | 7.6 mi |
| 54962 | Ogdensburg | 1,025 | $84k | 7.7 mi |
| 54486 | Tigerton | 2,171 | $61k | 11.3 mi |
| 54473 | Rosholt | 2,472 | $80k | 12.0 mi |
| 54950 | Marion | 2,802 | $67k | 12.4 mi |
| 54499 | Wittenberg | 2,896 | $64k | 15.4 mi |
| 54926 | Big Falls | 125 | – | 6.6 mi (near) |
| 54458 | Nelsonville | 133 | $58k | 9.7 mi (near) |
| 54949 | Manawa | 3,565 | $91k | 12.2 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 Iola?
1 more ZIP code carries the postal name Iola, WI 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 it.
| ZIP | County |
|---|---|
| 54990 | Waupaca 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.