Anthon, IA · standard
ZIP Code 51004
Woodbury County, Iowa - Census ACS demographics, housing tenure, and business patterns, benchmarked against every US ZIP.
- 1,033
- 5/sq mi Low-density area
- $43,882
- Median income Below-median income area
- $114,600
- Median home value Below-median home value
- 22.5%
- Bachelor's or higher Near-average bachelor's attainment
National ZIP placement
Anthon pairs one of the lowest household incomes in the country with among the most affordable home values nationally, in a rural, homeowner-dominated area.
- 8th pct
- household income, US ZIPs
- 14th pct
- home value, US ZIPs
- 5
- people per sq mi
- 77%
- owner-occupied homes
Source: U.S. Census Bureau ACS 5-Year Estimates (2019–2023). Percentiles rank ZIP 51004 against every reporting US ZIP.
ZIP code 51004 is a sparsely populated ZIP (a standard USPS delivery area) in Anthon, Woodbury County, Iowa, home to just 1,033 residents across 210.8 square miles, a density of 5 people per square mile, in the Chicago time zone.
ZIP 51004 reports a modest median household income of $43,882 (43% below the average Iowa ZIP), while per-capita income is $31,532. The poverty rate is 11.9%, with unemployment at 0.9%; those measures add context to the income figure. Home values sit below the statewide ZIP benchmark: the median is $114,600 (35% below the average Iowa ZIP), and median rent is $1,063; owner occupancy is 76.6%.
Educational attainment sits below the national norm: 22.5% of adults hold a bachelor's degree or higher, the median age is 50.4, and the average commute is 27 minutes. The page also surfaces 4 ZIP codes within roughly 10 miles and 6 more in Woodbury County, so 51004 can be compared with both its immediate and county-level context.
Every figure on this page is sourced from the U.S. Census Bureau American Community Survey 5-Year Estimates (including median rent) and the FHFA House Price Index, no estimates, no proprietary scoring. Verify with Census →
Top industries in ZIP 51004
Top 5 sectors by establishment count in Anthon, IA
Which industries have the most business establishments in ZIP 51004.
- Construction
Construction
4 establishments
- Finance and insurance
Finance and insurance
4 establishments
- Retail trade
Retail trade
3 establishments
What this shows Establishment counts come from the Census ZIP Code Business Patterns program, which counts physical business locations rather than employees or revenue.
Source: U.S. Census Bureau, American Community Survey 5-Year Estimates + ZIP Code Business Patterns + FHFA HPI ACS demographics and median rent, ZBP business establishments, FHFA HPI for ZIP 51004, Anthon, IA · 2023 Census ACS 5-Year Estimates use a rolling 60-month sample for stable small-geography estimates; ZBP updated annually; FHFA HPI updated quarterly/annually.
Quick Facts
1,033
Population
210.8
Area (sq mi)
5
People / sq mi
Chicago
Time Zone
standard
ZIP Type
Who lives in ZIP 51004?
50.4
Median Age
54.1%
Male
45.9%
Female
0.0%
Foreign-Born
Hispanic or Latino is an ethnicity category from the Census Bureau and may overlap with other categories above.
Source: U.S. Census Bureau, ACS 5-Year Estimates (2023)
How much do residents earn?
$43,882
Median Household Income
-43% vs state ZIP avg
$31,532
Per Capita Income
11.9%
Poverty Rate
0.9%
Unemployment Rate
26.5 min
Mean Commute Time
How ZIP 51004 ranks among Iowa ZIPs
Anthon, IA household income vs. every Iowa ZIP code
Median household income among 911 reporting Iowa ZIPs (this ZIP's population is too small for a reliable national-corpus placement)
$43,882 3rd percentile higher than 3% of 911 Iowa ZIPs
Each bar is a $20K-wide band; taller bars hold more Iowa ZIPs. The dashed line + filled bar mark this entry. Hover or tap any bar for its full count, share, and where it sits relative to this entry.
Source U.S. Census Bureau, ACS 5-Year Estimates · 2019–2023
Source: U.S. Census Bureau, ACS 5-Year Estimates (2023)
What is the education profile here?
Source: U.S. Census Bureau, ACS 5-Year Estimates (2023)
What does housing look like?
Housing stock: occupied vs vacant
493housing units
493
Total Housing Units
423
Occupied Units
70
Vacant Units
2.03
Avg Household Size
Occupancy Type
$114,600
Median Home Value
-35% vs state ZIP avg
$1,063
Median Rent
1944
Median Year Built
Source: U.S. Census Bureau, ACS 5-Year Estimates (2023)
What businesses operate in this ZIP?
Census Bureau data shows 22 business establishments in ZIP 51004, employing approximately 88 people with a combined annual payroll of $2,348,000.
22
Businesses
88
Employees
$2.3M
Annual Payroll
3
Industry Sectors
| Industry | Establishments | % of Total |
|---|---|---|
| Construction | 4 | 18.2% |
| Finance and insurance | 4 | 18.2% |
| Retail trade | 3 | 13.6% |
Source: U.S. Census Bureau, ZIP Code Business Patterns (ZBP), 2023. Employment figures may include noise for disclosure avoidance.
Nearby ZIP Codes
Want a side-by-side? Compare 51004 vs 51044 →
ZIP 51004 vs its nearest neighbors, by population
Resident population of this ZIP and the closest reporting ZIP codes within ~10 miles.
- 51039
Moville (51039)
2,475 residents
- 51016
Correctionville (51016)
1,378 residents
- 51004
Anthon (51004)
1,033 residents
- 51056 478
Smithland (51056)
478 residents
- 51044 253
Oto (51044)
253 residents
What this shows Among its immediate neighbors, ZIP 51004 ranks #3 by population - useful context the national average alone can't give.
ZIP 51004 vs its nearest neighbors, by median income
Median household income of this ZIP and the closest reporting ZIP codes within ~10 miles.
- 51039
Moville (51039)
$110,000 median income
- 51056
Smithland (51056)
$103,313 median income
- 51044
Oto (51044)
$90,417 median income
- 51016
Correctionville (51016)
$51,875 median income
- 51004 $43,882
Anthon (51004)
$43,882 median income
What this shows By household income, ZIP 51004 ranks #5 of 5 neighboring ZIPs, local affluence varies block to block, not just metro to metro.
Nationwide ZIPs with similar ACS profiles
Two Census-derived peer sets for ZIP 51004, both outside IA so the neighborhoods are not geographic containment (Nearby and same-county blocks stay local).
Similar population
Nearest cross-state ZIPs by resident population (1,033 here; floor ≥1,000).
Similar median household income
Nearest cross-state ZIPs by ACS median household income.
More ZIP Codes in Woodbury County
Related Areas
Frequently Asked Questions
What county is ZIP code 51004 in?
ZIP code 51004 (Anthon) is located in Woodbury County, Iowa. Woodbury County contains multiple ZIP codes, see the full list at /counties/woodbury-ia.
What is the population of ZIP code 51004?
ZIP code 51004 in Anthon, IA has a population of 1,033 according to the Census Bureau ACS 2023 estimates.
What is the median household income in ZIP 51004?
The median household income in ZIP 51004 is $43,882, which is 42% below the national average of $76,288.
What is the average home value in ZIP 51004?
The median home value in ZIP 51004 is $114,600, which is 59% below the national average of $278,155.
What is the demographic makeup of ZIP 51004?
The largest racial group in ZIP 51004 is White at 98.0%. Hispanic or Latino residents make up 2.1% of the population.
How many businesses are in ZIP code 51004?
ZIP code 51004 has 22 business establishments employing approximately 88 people, according to Census Bureau ZIP Code Business Patterns (ZBP) 2023 data.
What are the main industries in ZIP code 51004?
The top industries by establishment count in ZIP 51004 are: Construction (4), Finance and insurance (4), Retail trade (3). There are 3 industry sectors represented in total.
What is the education level in ZIP code 51004?
In ZIP code 51004, 50.8% of residents aged 25+ have a high school diploma or higher, and 22.5% hold a bachelor's degree or higher. These figures come from the Census Bureau ACS 5-Year Estimates (2023).
What is the average commute time in ZIP 51004?
The mean commute time for workers in ZIP code 51004 is 26.5 minutes according to Census ACS data. The national average is roughly 26 minutes, so commuters here spend more time traveling to work than typical.
What percentage of residents own vs. rent in ZIP 51004?
In ZIP code 51004, approximately 76.6% of occupied housing units are owner-occupied and 23.4% are renter-occupied, based on Census ACS 2023 data.
What is the poverty rate in ZIP code 51004?
The poverty rate in ZIP code 51004 is 11.9% according to Census Bureau ACS 2023 estimates. This measures the percentage of the population living below the federal poverty threshold.
Related
Take this with you
What to do with ZIP 51004's numbers, next.
- See how ZIP 51004 compares to a neighboring ZIP code on the same Census fields Compare this ZIP
- Check where Anthon, IA ranks among every U.S. ZIP code on income, education, or homeownership View national rankings
- Save this ZIP to your shortlist to track alongside others you're considering View your shortlist
ZIP Code Tabulation Areas (ZCTAs) are Census Bureau approximations of USPS ZIP codes; figures describe the ZCTA area, not any single address within it.