50464 ZIP Code — Plymouth, IA

Cerro Gordo County, Iowa

ZIP code 50464 is located in Plymouth, Iowa, within Cerro Gordo County. It covers approximately 24.54 square miles and serves a population of 512 residents. This is a standard ZIP code in the Central (CT) timezone, served by area code 641.

About ZIP code 50464

The housing stock consists of predominantly single-family detached homes. Most homes were built in the pre-1940, giving the area an established character. Median home value is $143,500. Owner-occupancy is high at 91%, well above the national average.

The gap between median ($74,583) and mean household income suggests income inequality — a small number of higher earners pull the average up. The poverty rate of 7% is below the national average. 42% of households receive Social Security income, suggesting a notable retiree or disability population.

The dominant occupation class is service, with education and healthcare as the leading industry. The average commute of 20 minutes is near the national average.

College attainment at 17% is below the national average, consistent with a trades and production-oriented local economy.

Overall, ZIP code 50464 reflects a community defined by a trades-oriented workforce, high homeownership, and a significant Social Security-dependent population.

512
population
24.54
sq mi land
Standard
ZIP type
Central (CT)
timezone
50464 ZIP code map
Cities in ZIP code 50464

Below are the cities the US Postal Service accepts for ZIP code 50464. Using any city not on this list may result in mail delivery delays.

City Status
Plymouth Preferred
Nearby ZIP codes
50440 Grafton (5.5 mi) 50458 Nora Springs (6.6 mi) 50456 Manly (8.7 mi) 50401 Mason City (8.9 mi) 50448 Kensett (9.6 mi) 50471 Rudd (12 mi) 50472 Saint Ansgar (13.3 mi) 50461 Osage (15.2 mi) 50444 Hanlontown (15.8 mi) 50468 Rockford (15.8 mi) 50459 Northwood (16 mi) 50435 Floyd (16.2 mi)
Demographics updated 05/2026
Population
Total population 512
Population density 21 / sq mi
State FIPS 19
County FIPS 033
Geography
Land area 24.54 sq mi
Water area 0.00 sq mi
Latitude 43.2487
Longitude -93.0729
Timezone Central (CT)
Area code 641
Total population by age
Gender
Race & ethnicity
Economics updated 05/2026
Household income
Income range This ZIP County avg State avg
Under $50k 27.9% 44.2% 40.1%
$50k – $100k 42.3% 34.5% 33.4%
$100k – $200k 26.5% 16.1% 21.5%
Over $200k 3.3% 5.2% 5.0%

Demographics & statistics

512
Population
21
People per sq mi
45.0
Median age
$74,583
Median household income
$40,011
Per capita income
$143,500
Median home value
$917
Median monthly rent
90.5%
Home ownership
7.2%
Poverty rate
0.4%
Unemployment
230
Housing units
16.8%
Bachelor's or higher

Age distribution

Male Female
16
Under 5
14
6
5–9
6
21
10–14
20
31
15–19
29
3
20–24
3
15
25–34
14
41
35–44
37
28
45–54
25
11
55–59
10
25
60–64
23
41
65–74
37
28
75–84
26
1
85+
1
← Male
Female →

Age summary

GroupCount%
Under 1812123.6%
18 and over39176.4%
65 and over13426.2%
Median age45.0 years

Race & ethnicity

White 97.5%
Two or more races 1.6%
Black or African American 0.6%
Asian 0.2%
American Indian / Alaska Native 0.2%
GroupCount%
White49997.5%
Two or more races81.6%
Black or African American30.6%
Asian10.2%
American Indian / Alaska Native10.2%

Household income

Income range This ZIP County avg State avg
Under $50k 27.9% 44.2% 40.1%
$50k – $100k 42.3% 34.5% 33.4%
$100k – $200k 26.5% 16.1% 21.5%
Over $200k 3.3% 5.2% 5.0%
Under $10k 2.5%
$10k–$15k 3.5%
$15k–$25k 6.0%
$25k–$35k 3.0%
$35k–$50k 11.4%
$50k–$75k 23.9%
$75k–$100k 12.9%
$100k–$150k 22.4%
$150k–$200k 3.5%
$200k+ 10.9%
Range% of households
Under $10k2.5%
$10k–$15k3.5%
$15k–$25k6.0%
$25k–$35k3.0%
$35k–$50k11.4%
$50k–$75k23.9%
$75k–$100k12.9%
$100k–$150k22.4%
$150k–$200k3.5%
$200k+10.9%
Median income$74,583

Housing

Home values

Under $50k 15.4%
$50k–$100k 18.1%
$100k–$150k 20.3%
$150k–$200k 22.5%
$200k–$300k 18.1%
$300k–$500k 4.9%
$500k–$1M 0.5%

Housing overview

MetricValue
Median home value$143,500
Median rent / month$917
Owner occupied90.5%
Renter occupied9.5%
Vacant19.3%
Single-family detached92.0%
Large apartment buildings0.0%
Mobile homes2.4%
Median rooms6.7
Avg household size (owned)2.53

Year built

Era%
2020 or later0.0%
2010–20190.0%
2000–20094.8%
1990–19991.2%
1980–19895.2%
1970–197916.9%
1960–19698.0%
1950–195911.2%
1940–19491.6%
1939 or earlier51.0%

Bedrooms

Size% of units
No bedroom (studio)0.0%
1 bedroom5.6%
2 bedrooms15.7%
3 bedrooms61.4%
4 bedrooms8.4%
5+ bedrooms8.8%

Vehicles per household

Vehicles% of households
No vehicle1.0%
1 vehicle13.9%
2 vehicles38.8%
3 or more46.3%

Heating fuel

Fuel type%
Utility gas1.5%
Electricity5.5%
Propane / LP gas82.1%
Fuel oil3.0%
Wood3.5%
Solar0.5%
No fuel used4.0%

Households & families

Household typeCount%
Married-couple family13969.2%
Cohabiting couple147.0%
Male householder, no spouse2110.4%
Female householder, no spouse2713.4%
Households with children under 185426.9%
Households with seniors (65+)8140.3%
Average household size2.55

Marital status

StatusMaleFemale
Never married25.7%21.4%
Married63.1%62.8%
Separated1.4%0.0%
Widowed0.0%8.4%
Divorced9.8%7.4%

Education

Less than 9th grade 0.3%
Some HS, no diploma 3.3%
HS graduate 35.0%
Some college, no degree 26.2%
Associate's degree 18.5%
Bachelor's degree 15.4%
Graduate / professional 1.4%
Metric%
HS diploma or higher96.4%
Bachelor's or higher16.8%

School enrollment (ages 3–17)

TypeCount%
Nursery / preschool00.0%
Kindergarten21.7%
Elementary school4537.8%
High school6655.5%
College / grad school65.0%

Employment

Industry of employment

Education & healthcare 22.3%
Manufacturing 13.9%
Professional & management 9.6%
Retail trade 8.8%
Other services 8.8%
Arts, food & hospitality 7.6%
Construction 6.8%
Wholesale trade 5.6%
Agriculture & mining 4.8%
Transportation & utilities 4.0%
Public administration 4.0%
Finance & real estate 2.8%
Information 1.2%

Occupation

Category%
Management, business & arts19.9%
Service24.7%
Sales & office21.9%
Natural resources & construction13.5%
Production & transportation19.9%

Employment type

Type%
Private sector81.7%
Government9.6%
Self-employed8.8%
Unpaid family workers0.0%

Commute

Method%
Drive alone79.8%
Carpool10.5%
Public transit0.0%
Walk2.0%
Work from home7.3%
Other means0.4%
Avg commute (minutes)20.0

Poverty

All people 7.2%
Under 18 years 11.6%
18 and over 5.9%
Married-couple families 2.2%
Female-led households 0.0%

Income support

Source% of households
Social Security41.8%
Retirement income32.8%
Supplemental Security2.5%
Cash public assistance0.0%
Food stamps / SNAP3.5%

Health indicators

Condition%
Obesity34.9%
High blood pressure31.8%
High cholesterol32.4%
Diabetes9.6%
Heart disease6.1%
Stroke2.7%
Asthma9.1%
Arthritis23.7%
Kidney disease2.6%
Pulmonary disease6.1%
Cancer6.7%
Behavior / access%
Smoking16.9%
Binge drinking22.5%
No physical activity22.5%
Less than 7 hrs sleep31.6%
Depression17.7%
Fair or poor health11.2%
Poor mental health13.1%
Poor physical health8.9%
No health insurance8.6%
Visited doctor (checkup)74.8%
Visited dentist70.9%
Cholesterol screening89.0%
Teeth loss10.9%

Veterans & disability

VeteransCount%
Civilian veterans348.7%
Disability%
Any disability7.4%
Under 181.7%
18–64 years6.2%
65 and over14.9%

Health insurance coverage

Type%
Private insurance69.1%
Public insurance43.6%
No insurance0.2%
Uninsured under 190.0%

Language & origin

Language spoken at home (age 5+)

LanguageCount%
English only48294.1%
Spanish30.6%
Other Indo-European00.0%
Asian & Pacific Islander00.0%
Other languages30.6%

Place of birth & citizenship

OriginCount%
Native born (US)51199.8%
Born in same state50999.4%
Born in different state42082.0%
Foreign born20.4%
Naturalized citizen10.2%
Not a US citizen00.0%

Ancestry

AncestryCount%
Polish499.6%
French448.6%
English275.3%
AncestryCount%
Italian203.9%
Arab81.6%
Dutch51%

Technology access

Metric% of households
Computer access39.3%
Internet access95.5%

Source: U.S. Census Bureau, American Community Survey 2025 estimates.

Frequently asked questions about ZIP code 50464

What city is ZIP code 50464 in?

ZIP code 50464 is primarily assigned to Plymouth, Iowa.

What county is ZIP code 50464 in?

ZIP code 50464 falls within Cerro Gordo County, Iowa.

Is ZIP code 50464 mostly owner-occupied?

91% of occupied units in ZIP code 50464 are owner-occupied, well above the national average.

Does ZIP code 50464 have an older population?

26% of residents in ZIP code 50464 are 65 or older, above the national average of ~17%.

Does ZIP code 50464 have a large retiree population?

42% of households in ZIP code 50464 receive Social Security income, suggesting a significant retiree or disability population.

What is the typical home value in ZIP code 50464?

The median home value in ZIP code 50464 is $143,500.

What timezone is ZIP code 50464 in?

ZIP code 50464 observes the CST timezone.

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