Residential delivery area · Iowa
ZIP Code 51004: Anthon, IA
ZIP code 51004 uses the postal name Anthon, Iowa and lies entirely in Woodbury County (Census 2020 ZIP-county file). About 860 people live there (Census Bureau, ACS 2020-2024). Median household income is $43,882 (Census Bureau, ACS 2020-2024). By Census place, under 1% of its land lies in Anthon; more than 99% is outside any Census place.
- ACS2020-24
- Census2020
- ZBP2023
- IRS2022
- Town
- Anthon · its only residential ZIP
- County
- Woodbury County
- Census places
- Anthon
- Metro area
- Sioux City, IA-NE-SD
- House district
- IA-4 119th Congress
- State
- Iowa
- Time zone
- Central
- Land area
- 84.2 sq mi · 10 people per sq mi
Where is ZIP code 51004?
51004 centers on 42.380°, -95.918° and covers 84.2 square miles of land plus 0.3 of water. It borders 5 ZIP codes: 51044, 51039, 51016, 51026, 51019.
The map draws ZIP code areas only. For the streets inside 51004, 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 51004 compare with the rest of Woodbury County?
| Measure | 51004 | In Woodbury County | In IA |
|---|---|---|---|
| People (ACS 2020-2024) | 858 | 18th of 26 | 512th of 970 |
| Median household income | $44k | not ranked | not ranked |
| Median home value | $115k | not ranked | not ranked |
51004's income and home value are not ranked: it has fewer than 1,000 residents (858). Rankings use ZIP codes of 1,000 or more people living in households, with margins at most 25% of the figure.
It is denser than 17% of 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 51004?
The 2020 Census counted 956 people in 51004; the ACS, which samples households over 2020-2024, estimates 858. Between the 2010 and 2020 censuses its population fell 7.5% (its boundary stayed at least 90% the same).
- People, ACS 2020-2024
- 858±181 (90% margin)
- 2020 Census count
- 956−7.5% since 2010 (1,033)
- Households
- 423
- Median age
- 50.4
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 51004?
Of the 858 people the ACS estimates in 51004, 22.8% are under 18 and 27.9% are 65 or older. The largest group by race and Hispanic origin is White (not Hispanic) (96.0%).
- Under 1822.8%
- 18 to 6449.3%
- 65 and older27.9%
- White, not Hispanic96.0%
- Hispanic or Latino2.1%
- Other or two or more1.9%
- Black, not Hispanic0.0%
- Asian, not Hispanic0.0%
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 51004 earn?
Median household income is $43,882 (ACS 2020-2024). It fell from $72,644 in 2015-2019 (in 2024 dollars), a change larger than the surveys' margins of error.
- Median household income
- $43,882±$11,051
- Income per person
- $31,532
- Below the poverty line
- 11.9%
- Unemployed (of the labor force)
- 0.9%
- Adults 25+ with a bachelor's degree
- 22.5%
- Adjusted gross income per tax return, 2022
- $78,352460 returns; wages 55% 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 51004?
- Median home value (owners' estimate)
- $114,600
- Median gross rent
- $1,063
- Homes owned by their occupants
- 76.6%
- Housing units
- 493
Source: U.S. Census Bureau, ACS 2020-2024 5-year estimates (B25077, B25064, B25003, B25001).
What businesses are in 51004?
22 business establishments had a location in this ZIP code in 2023, 1 more than in 2018; the most are in construction (ZIP Code Business Patterns).
- Construction4
- Finance and insurance4
- Retail trade3
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 51004?
| ZIP | Town | People | Household income | Distance |
|---|---|---|---|---|
| 51044 | Oto | 165 | $90k | 5.1 mi |
| 51039 | Moville | 2,845 | $110k | 8.2 mi |
| 51016 | Correctionville | 1,080 | $52k | 8.6 mi |
| 51026 | Hornick | 910 | $81k | 11.5 mi |
| 51019 | Danbury | 448 | $75k | 12.4 mi |
| 51015 | Climbing Hill | 45 | $88k | 8.8 mi (near) |
| 51056 | Smithland | 346 | $103k | 9.8 mi (near) |
| 51051 | Rodney | 39 | $52k | 12.3 mi (near) |
Source: PlainZIP from the Census 2020 ZCTA boundaries (shared edges) and internal points; figures ACS 2020-2024.