51045 ZIP Code — Oyens, IA
Plymouth County, Iowa
ZIP code 51045 is located in Oyens, Iowa, within Plymouth County. It covers approximately 0.07 square miles and serves a population of 113 residents. This is a standard ZIP code in the Central (CT) timezone, served by area code 712.
113
population
0.07
sq mi land
Standard
ZIP type
Central (CT)
timezone
51045 ZIP code map
Cities in ZIP code 51045
Below are the cities the US Postal Service accepts for ZIP code 51045. Using any city not on this list may result in mail delivery delays.
| City | Status |
|---|---|
| Oyens | Acceptable |
Demographics
updated 05/2026
| Population | |
|---|---|
| Total population | 113 |
| Population density | 1,614 / sq mi |
| State FIPS | 19 |
| County FIPS | 149 |
| Geography | |
|---|---|
| Land area | 0.07 sq mi |
| Water area | 0.00 sq mi |
| Latitude | 42.8206 |
| Longitude | -96.0572 |
| Timezone | Central (CT) |
| Area code | 712 |
Total population by age
Gender
Race & ethnicity
Demographics & statistics
113
Population
1,614
People per sq mi
28.9
Median age
$108,000
Median household income
$33,912
Per capita income
$180,300
Median home value
$0
Median monthly rent
90.0%
Home ownership
0.0%
Poverty rate
1.3%
Unemployment
36
Housing units
7.9%
Bachelor's or higher
Age distribution
Male
Female
14
Under 5
8
1
5–9
0
3
10–14
1
5
15–19
2
2
20–24
1
26
25–34
13
2
35–44
1
8
45–54
4
4
55–59
2
2
60–64
1
7
65–74
4
1
75–84
1
← Male
Female →
Age summary
| Group | Count | % |
|---|---|---|
| Under 18 | 30 | 26.5% |
| 18 and over | 83 | 73.5% |
| 65 and over | 13 | 11.5% |
| Median age | 28.9 years | |
Race & ethnicity
White
93.2%
Hispanic or Latino
3.4%
Other race
3.4%
| Group | Count | % |
|---|---|---|
| White | 109 | 93.2% |
| Hispanic or Latino | 4 | 3.4% |
| Other race | 4 | 3.4% |
Household income
$25k–$35k
5.0%
$35k–$50k
17.5%
$50k–$75k
10.0%
$75k–$100k
10.0%
$100k–$150k
55.0%
$200k+
2.5%
| Range | % of households |
|---|---|
| $25k–$35k | 5.0% |
| $35k–$50k | 17.5% |
| $50k–$75k | 10.0% |
| $75k–$100k | 10.0% |
| $100k–$150k | 55.0% |
| $200k+ | 2.5% |
| Median income | $108,000 |
Housing
Home values
$50k–$100k
19.4%
$100k–$150k
11.1%
$150k–$200k
61.1%
$200k–$300k
8.3%
Housing overview
| Metric | Value |
|---|---|
| Median home value | $180,300 |
| Median rent / month | $0 |
| Owner occupied | 90.0% |
| Renter occupied | 10.0% |
| Vacant | 0.0% |
| Single-family detached | 100.0% |
| Large apartment buildings | 0.0% |
| Mobile homes | 0.0% |
| Median rooms | 6.4 |
| Avg household size (owned) | 2.81 |
Year built
| Era | % |
|---|---|
| 2020 or later | 0.0% |
| 2010–2019 | 0.0% |
| 2000–2009 | 0.0% |
| 1990–1999 | 0.0% |
| 1980–1989 | 0.0% |
| 1970–1979 | 52.5% |
| 1960–1969 | 17.5% |
| 1950–1959 | 5.0% |
| 1940–1949 | 20.0% |
| 1939 or earlier | 5.0% |
Bedrooms
| Size | % of units |
|---|---|
| No bedroom (studio) | 0.0% |
| 1 bedroom | 0.0% |
| 2 bedrooms | 17.5% |
| 3 bedrooms | 72.5% |
| 4 bedrooms | 7.5% |
| 5+ bedrooms | 2.5% |
Vehicles per household
| Vehicles | % of households |
|---|---|
| No vehicle | 0.0% |
| 1 vehicle | 10.0% |
| 2 vehicles | 55.0% |
| 3 or more | 35.0% |
Heating fuel
| Fuel type | % |
|---|---|
| Electricity | 17.5% |
| Propane / LP gas | 82.5% |
Households & families
| Household type | Count | % |
|---|---|---|
| Married-couple family | 33 | 82.5% |
| Cohabiting couple | 0 | 0.0% |
| Male householder, no spouse | 4 | 10.0% |
| Female householder, no spouse | 3 | 7.5% |
| Households with children under 18 | 21 | 52.5% |
| Households with seniors (65+) | 9 | 22.5% |
| Average household size | 2.83 | |
Marital status
| Status | Male | Female |
|---|---|---|
| Never married | 28.6% | 16.2% |
| Married | 69.4% | 81.1% |
| Separated | 0.0% | 0.0% |
| Widowed | 0.0% | 0.0% |
| Divorced | 2.0% | 2.7% |
Education
Less than 9th grade
0.0%
Some HS, no diploma
0.0%
HS graduate
26.3%
Some college, no degree
15.8%
Associate's degree
50.0%
Bachelor's degree
7.9%
Graduate / professional
0.0%
| Metric | % |
|---|---|
| HS diploma or higher | 100.0% |
| Bachelor's or higher | 7.9% |
School enrollment (ages 3–17)
| Type | Count | % |
|---|---|---|
| Nursery / preschool | 0 | 0.0% |
| Kindergarten | 0 | 0.0% |
| Elementary school | 5 | 62.5% |
| High school | 3 | 37.5% |
| College / grad school | 0 | 0.0% |
Employment
Industry of employment
Finance & real estate
31.1%
Wholesale trade
18.9%
Manufacturing
17.6%
Education & healthcare
10.8%
Retail trade
6.8%
Agriculture & mining
5.4%
Other services
4.1%
Construction
2.7%
Transportation & utilities
1.4%
Arts, food & hospitality
1.4%
Occupation
| Category | % |
|---|---|
| Management, business & arts | 29.7% |
| Service | 14.9% |
| Sales & office | 33.8% |
| Natural resources & construction | 2.7% |
| Production & transportation | 18.9% |
Employment type
| Type | % |
|---|---|
| Private sector | 98.6% |
| Government | 1.4% |
| Self-employed | 0.0% |
| Unpaid family workers | 0.0% |
Commute
| Method | % |
|---|---|
| Drive alone | 90.5% |
| Carpool | 9.5% |
| Public transit | 0.0% |
| Walk | 0.0% |
| Work from home | 0.0% |
| Other means | 0.0% |
| Avg commute (minutes) | 29.3 |
Poverty
All people
0.0%
Under 18 years
0.0%
18 and over
0.0%
Married-couple families
0.0%
Female-led households
0.0%
Income support
| Source | % of households |
|---|---|
| Social Security | 37.5% |
| Retirement income | 37.5% |
| Supplemental Security | 10.0% |
| Cash public assistance | 0.0% |
| Food stamps / SNAP | 0.0% |
Health indicators
| Condition | % |
|---|---|
| Obesity | 0.0% |
| High blood pressure | 0.0% |
| High cholesterol | 0.0% |
| Diabetes | 0.0% |
| Heart disease | 0.0% |
| Stroke | 0.0% |
| Asthma | 0.0% |
| Arthritis | 0.0% |
| Kidney disease | 0.0% |
| Pulmonary disease | 0.0% |
| Cancer | 0.0% |
| Behavior / access | % |
|---|---|
| Smoking | 0.0% |
| Binge drinking | 0.0% |
| No physical activity | 0.0% |
| Less than 7 hrs sleep | 0.0% |
| Depression | 0.0% |
| Fair or poor health | 0.0% |
| Poor mental health | 0.0% |
| Poor physical health | 0.0% |
| No health insurance | 0.0% |
| Visited doctor (checkup) | 0.0% |
| Visited dentist | 0.0% |
| Cholesterol screening | 0.0% |
| Teeth loss | 0.0% |
Veterans & disability
| Veterans | Count | % |
|---|---|---|
| Civilian veterans | 5 | 6.0% |
| Disability | % |
|---|---|
| Any disability | 6.2% |
| Under 18 | 0.0% |
| 18–64 years | 1.4% |
| 65 and over | 46.2% |
Health insurance coverage
| Type | % |
|---|---|
| Private insurance | 93.8% |
| Public insurance | 18.6% |
| No insurance | 0.0% |
| Uninsured under 19 | 0.0% |
Language & origin
Language spoken at home (age 5+)
| Language | Count | % |
|---|---|---|
| English only | 91 | 80.5% |
| Spanish | 0 | 0.0% |
| Other Indo-European | 0 | 0.0% |
| Asian & Pacific Islander | 0 | 0.0% |
| Other languages | 0 | 0.0% |
Place of birth & citizenship
| Origin | Count | % |
|---|---|---|
| Native born (US) | 113 | 100.0% |
| Born in same state | 113 | 100.0% |
| Born in different state | 102 | 90.3% |
| Foreign born | 0 | 0.0% |
| Naturalized citizen | 0 | 0.0% |
| Not a US citizen | 0 | 0.0% |
Ancestry
| Ancestry | Count | % |
|---|---|---|
| Italian | 4 | 3.5% |
| Arab | 3 | 2.7% |
| Ancestry | Count | % |
|---|---|---|
| English | 1 | 0.9% |
Technology access
| Metric | % of households |
|---|---|
| Computer access | 35.4% |
| Internet access | 92.5% |
Source: U.S. Census Bureau, American Community Survey 2025 estimates.
Frequently asked questions about ZIP code 51045
What city is ZIP code 51045 in?
ZIP code 51045 is primarily assigned to Oyens, Iowa.
What county is ZIP code 51045 in?
ZIP code 51045 falls within Plymouth County, Iowa.
How educated is the population of ZIP code 51045?
8% of residents hold a bachelor's degree or higher — below the national average of ~33%, consistent with a trades-oriented local economy.
Is ZIP code 51045 mostly owner-occupied?
90% of occupied units in ZIP code 51045 are owner-occupied, well above the national average.
Does ZIP code 51045 have a large retiree population?
38% of households in ZIP code 51045 receive Social Security income, suggesting a significant retiree or disability population.
What is the median household income in ZIP code 51045?
The median household income in ZIP code 51045 is $108,000, above the national median of ~$75,000.
What timezone is ZIP code 51045 in?
ZIP code 51045 observes the CST timezone.