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ZIP Code 51004, Iowa

ZIP Code 51004 profile, demographic data, and geographic information.

ZCTA5 51004 is a 5-digit ZIP Code area located in Woodbury County, Iowa. As of official census estimates, it has a reported population of 858. The land area covers 84.20 sq mi. [1]

Demographics & Population

Demographic Metric Estimate / Count Margin of Error Survey Period / Source
Total Population 858 ±181 2020-2024 / Census ACS 5-Year 2024
Median Age 50.4 yrs ±16.6 2020-2024 / Census ACS 5-Year 2024
Total Households 423 ±90 2020-2024 / Census ACS 5-Year 2024
Source: U.S. Census Bureau (PEP, ACS 5-Year).

Housing & Real Estate Profile

Housing Metric Estimate / Value Margin of Error
Total Housing Units 493 ±91
Occupied Housing Units 423 ±90
Vacant Housing Units 70 ±48
Median Home Value $114,600 ±$27,411
Median Gross Rent $1,063 ±$148
Source: U.S. Census Bureau ACS 5-Year (2020-2024).

Economy & Workforce

Economic Metric Estimate / Value Margin of Error
Median Household Income $43,882 ±$11,051
Per Capita Income $31,532 ±$4,775
Poverty Rate 11.9% ±5.6%
Population Below Poverty Level 102 ±53
Unemployment Rate 0.9% ±0.9%
Civilian Labor Force, Employed 445 ±111
Broadband Internet Rate 79.9% ±7.1%
Source: U.S. Census Bureau ACS 5-Year (2020-2024).

Local Government & Public Administration

Authoritative general-purpose local government units serving this area U.S. Census Bureau GUS (2026) / GMAF
Government Unit Unit Type Jurisdiction Role Contact / Address
GUS Population: 107,257 (2024)
ID: 193303
County Official County Government
Contact: CHAIRPERSON
620 DOUGLAS ST, RM 104, SIOUX CITY IA 51101-1248

Education

Listing 10 local institutions (NCES 2024-2025) External reference via K12Guides
Institution Type Grades Location
Regular School Nearby PK-05 Anthon, IA
Regular School Nearby KG-04 Kingsley, IA
Regular School Nearby 09-12 Kingsley, IA
Regular School Nearby 07-12 Lawton, IA
Regular School Nearby 06-08 Anthon, IA
Regular School Nearby PK-05 Moville, IA
Regular School Nearby 05-08 Pierson, IA
Regular School Nearby PK-05 Washta, IA
Regular School Nearby 06-12 Correctionville, IA
Regular School Nearby 09-12 Moville, IA
Source: k12guides.com.

Community Facilities & Infrastructure

Displaying 10 civic institutions across 2 datasets queried CMS • IPEDS • IMLS
Facility Name Category Relationship Address / Location Contact
Western Iowa Tech Community College
College 23.1 mi away 4647 Stone Ave, Sioux City, IA, 51102-5199
7122748733
HAMANN MEMORIAL LIBRARY
Library 2.8 mi away 311 E MAIN, ANTHON, IA, 51004
(712) 373-5275
Iowa School of Beauty-Sioux City
College 23.2 mi away 3320 Line Drive, Sioux City, IA, 51106
7122749733
CORRECTIONVILLE PUBLIC LIBRARY
Library 9.5 mi away 532 DRIFTWOOD ST, CORRECTIONVILLE, IA, 51016
(712) 342-4203
Morningside University
College 23.4 mi away 1501 Morningside Ave, Sioux City, IA, 51106-1751
7122745000
WOODBURY COUNTY LIBRARY
Library 10.4 mi away 825 MAIN ST, MOVILLE, IA, 51039
(712) 873-3322
WOODBURY COUNTY LIBRARY BOOKMOBILE
Library 10.4 mi away 825 MAIN ST, MOVILLE, IA, 51039
(712) 873-3322
PIERSON BRANCH
Library 11.8 mi away 321 FOURTH ST, PIERSON, IA, 51048
(712) 375-5022
CUSHING COMMUNITY LIBRARY
Library 13.7 mi away 202 MAIN ST, CUSHING, IA, 51018
(712) 384-2501
HORNICK BRANCH
Library 13.7 mi away 510 MAIN ST, HORNICK, IA, 51026
(712) 874-3616
Distances calculated from authoritative source coordinates. Source: CMS, IMLS, NCES IPEDS.

Climate & Weather Observations

NOAA Monthly Climate Normals

Observation Station: Climate data reflects NOAA 1991–2020 standard normals recorded at MAPLETON NO.2, IA US, located 16.6 miles from ZCTA5 51004. Local microclimates, topography, and elevation may cause municipal conditions to differ.
Month High (°F) Low (°F) Mean (°F) Precip (in) Snow (in)
January 27.7° 8.9° 18.3° 0.76" 6.7"
February 33.0° 12.7° 22.9° 0.92" 8.6"
March 46.5° 24.0° 35.2° 1.80" 4.4"
April 59.8° 34.7° 47.2° 3.40" 1.3"
May 70.5° 47.4° 59.0° 4.78" 0.1"
June 80.6° 58.3° 69.4° 4.55" 0.0"
July 84.0° 62.2° 73.1° 4.18" 0.0"
August 81.6° 59.0° 70.3° 3.83" 0.0"
September 75.3° 49.8° 62.6° 3.12" 0.0"
October 62.3° 37.0° 49.7° 2.26" 0.6"
November 46.0° 24.2° 35.1° 1.46" 2.3"
December 32.5° 14.3° 23.4° 1.13" 7.1"
Source: NOAA U.S. Climate Normals (1991–2020).

Local Weather Forecast

Weather forecast data is currently unavailable in the local cache.

Nearby Cities & Communities

Listing adjacent communities by spatial proximity (miles) Proximity discovery
Community Name Classification Distance Population
Anthon city City 2.7 mi —
Oto city City 6.9 mi —
Climbing Hill CDP CDP 8.8 mi —
Correctionville city City 9.6 mi —
Smithland city City 10.5 mi —
Moville city City 10.8 mi —

Sources & Data Provenance

  1. Geographic Classification & Identifiers: U.S. Census Bureau Gazetteer (2026) and TIGER/Line Shapefiles. GEOID: 51004. • Official Source Dataset →
  2. Socioeconomic & Housing Metrics: U.S. Census Bureau American Community Survey (ACS) 5-year estimates and Population Estimates Program (PEP). Margin of Error (MOE) intervals are reported where published; suppressed values are never estimated or replaced with false zeros.
  3. Civic Directory Datasets: Centers for Medicare & Medicaid Services (CMS Hospital Directory), National Center for Education Statistics (NCES IPEDS Postsecondary Directory), and Institute of Museum and Library Services (IMLS Public Libraries Survey). Airport landing facilities are provided by airport-data.com.
  4. Weather & Climate Observations: National Oceanic and Atmospheric Administration (NOAA) U.S. Climate Normals 1991–2020 and National Weather Service (NWS) point forecasts.