50634 ZIP Code — Gilbertville, IA

Black Hawk County, Iowa

ZIP code 50634 is located in Gilbertville, Iowa, within Black Hawk County. It covers approximately 0.36 square miles and serves a population of 770 residents. This is a standard ZIP code in the Central (CT) timezone, served by area code 319.

About ZIP code 50634

The housing stock consists of predominantly single-family detached homes. Most homes were built in the 1970s, giving the area an established character. Median home value is $169,300. Owner-occupancy is high at 87%, well above the national average.

Median household income is $79,286. The poverty rate of 3% is below the national average. 37% of households receive Social Security income, suggesting a notable retiree or disability population.

The dominant occupation class is management, business, and professional, with manufacturing as the leading industry. The average commute of 17 minutes is near the national average.

Educational attainment is near the national average, with 24% of residents holding a bachelor's degree or higher.

Overall, ZIP code 50634 reflects a community defined by high homeownership and a significant Social Security-dependent population.

770
population
0.36
sq mi land
Standard
ZIP type
Central (CT)
timezone
50634 ZIP code map
Cities in ZIP code 50634

Below are the cities the US Postal Service accepts for ZIP code 50634. Using any city not on this list may result in mail delivery delays.

City Status
Gilbertville Acceptable
Demographics updated 05/2026
Population
Total population 770
Population density 2,139 / sq mi
State FIPS 19
County FIPS 013
Geography
Land area 0.36 sq mi
Water area 0.00 sq mi
Latitude 42.4185
Longitude -92.2127
Timezone Central (CT)
Area code 319
Total population by age
Gender
Race & ethnicity
Economics updated 05/2026
Household income
Income range This ZIP County avg State avg
Under $50k 37.9% 45.5% 40.1%
$50k – $100k 30.3% 31.6% 33.4%
$100k – $200k 30.3% 18.4% 21.5%
Over $200k 1.5% 4.5% 5.0%

Demographics & statistics

770
Population
2,139
People per sq mi
42.8
Median age
$79,286
Median household income
$38,434
Per capita income
$169,300
Median home value
$766
Median monthly rent
87.1%
Home ownership
3.2%
Poverty rate
2.8%
Unemployment
308
Housing units
23.5%
Bachelor's or higher

Age distribution

Male Female
20
Under 5
22
23
5–9
26
20
10–14
22
22
15–19
24
18
20–24
19
45
25–34
49
46
35–44
51
19
45–54
22
37
55–59
42
23
60–64
26
59
65–74
65
15
75–84
16
18
85+
21
← Male
Female →

Age summary

GroupCount%
Under 1815820.5%
18 and over61279.5%
65 and over19425.2%
Median age42.8 years

Race & ethnicity

White 98.4%
Two or more races 0.9%
Black or African American 0.6%
GroupCount%
White75898.4%
Two or more races70.9%
Black or African American50.6%

Household income

Income range This ZIP County avg State avg
Under $50k 37.9% 45.5% 40.1%
$50k – $100k 30.3% 31.6% 33.4%
$100k – $200k 30.3% 18.4% 21.5%
Over $200k 1.5% 4.5% 5.0%
$10k–$15k 0.9%
$15k–$25k 7.6%
$25k–$35k 16.4%
$35k–$50k 5.3%
$50k–$75k 16.4%
$75k–$100k 17.0%
$100k–$150k 26.6%
$150k–$200k 9.1%
$200k+ 0.9%
Range% of households
$10k–$15k0.9%
$15k–$25k7.6%
$25k–$35k16.4%
$35k–$50k5.3%
$50k–$75k16.4%
$75k–$100k17.0%
$100k–$150k26.6%
$150k–$200k9.1%
$200k+0.9%
Median income$79,286

Housing

Home values

Under $50k 3.7%
$50k–$100k 6.0%
$100k–$150k 17.8%
$150k–$200k 38.9%
$200k–$300k 21.5%
$300k–$500k 12.1%

Housing overview

MetricValue
Median home value$169,300
Median rent / month$766
Owner occupied87.1%
Renter occupied12.9%
Vacant2.8%
Single-family detached89.5%
Large apartment buildings0.0%
Mobile homes2.0%
Median rooms5.9
Avg household size (owned)2.28

Year built

Era%
2020 or later0.0%
2010–20196.3%
2000–200912.2%
1990–19995.1%
1980–19895.4%
1970–197929.5%
1960–19699.9%
1950–195911.9%
1940–19496.0%
1939 or earlier13.6%

Bedrooms

Size% of units
No bedroom (studio)0.0%
1 bedroom3.1%
2 bedrooms24.4%
3 bedrooms49.1%
4 bedrooms20.5%
5+ bedrooms2.8%

Vehicles per household

Vehicles% of households
No vehicle0.0%
1 vehicle26.9%
2 vehicles48.0%
3 or more25.1%

Heating fuel

Fuel type%
Utility gas69.6%
Electricity30.4%

Households & families

Household typeCount%
Married-couple family16949.4%
Cohabiting couple339.6%
Male householder, no spouse4312.6%
Female householder, no spouse9728.4%
Households with children under 189126.6%
Households with seniors (65+)13338.9%
Average household size2.25

Marital status

StatusMaleFemale
Never married30.9%22.1%
Married59.0%50.9%
Separated3.3%0.0%
Widowed1.6%17.9%
Divorced5.2%9.1%

Education

Less than 9th grade 0.2%
Some HS, no diploma 1.6%
HS graduate 40.8%
Some college, no degree 18.1%
Associate's degree 15.9%
Bachelor's degree 20.6%
Graduate / professional 2.9%
Metric%
HS diploma or higher98.2%
Bachelor's or higher23.5%

School enrollment (ages 3–17)

TypeCount%
Nursery / preschool63.5%
Kindergarten148.2%
Elementary school7342.9%
High school3118.2%
College / grad school4627.1%

Employment

Industry of employment

Manufacturing 22.6%
Education & healthcare 19.3%
Retail trade 11.9%
Transportation & utilities 9.3%
Finance & real estate 8.1%
Professional & management 7.1%
Construction 6.4%
Arts, food & hospitality 4.0%
Wholesale trade 3.3%
Agriculture & mining 2.9%
Public administration 2.9%
Other services 2.1%

Occupation

Category%
Management, business & arts30.0%
Service17.4%
Sales & office20.0%
Natural resources & construction7.6%
Production & transportation25.0%

Employment type

Type%
Private sector78.8%
Government13.3%
Self-employed7.9%
Unpaid family workers0.0%

Commute

Method%
Drive alone73.9%
Carpool7.9%
Public transit0.0%
Walk3.0%
Work from home14.4%
Other means0.7%
Avg commute (minutes)17.3

Poverty

All people 3.2%
Under 18 years 8.2%
18 and over 2.0%
Married-couple families 1.8%
Female-led households 0.0%

Income support

Source% of households
Social Security37.4%
Retirement income28.9%
Supplemental Security0.6%
Cash public assistance0.9%
Food stamps / SNAP4.4%

Health indicators

Condition%
Obesity37.3%
High blood pressure34.0%
High cholesterol32.8%
Diabetes9.9%
Heart disease6.9%
Stroke3.1%
Asthma9.0%
Arthritis25.8%
Kidney disease3.0%
Pulmonary disease7.0%
Cancer7.6%
Behavior / access%
Smoking16.9%
Binge drinking22.7%
No physical activity23.7%
Less than 7 hrs sleep31.5%
Depression18.2%
Fair or poor health12.5%
Poor mental health13.4%
Poor physical health9.6%
No health insurance9.2%
Visited doctor (checkup)77.1%
Visited dentist70.6%
Cholesterol screening88.4%
Teeth loss12.2%

Veterans & disability

VeteransCount%
Civilian veterans457.4%
Disability%
Any disability7.0%
Under 182.5%
18–64 years5.0%
65 and over14.9%

Health insurance coverage

Type%
Private insurance85.1%
Public insurance30.8%
No insurance2.5%
Uninsured under 190.0%

Language & origin

Language spoken at home (age 5+)

LanguageCount%
English only72894.5%
Spanish00.0%
Other Indo-European00.0%
Asian & Pacific Islander00.0%
Other languages00.0%

Place of birth & citizenship

OriginCount%
Native born (US)770100.0%
Born in same state770100.0%
Born in different state70891.9%
Foreign born00.0%
Naturalized citizen00.0%
Not a US citizen00.0%

Ancestry

AncestryCount%
Italian8410.9%
Polish334.3%
French283.6%
Arab283.6%
AncestryCount%
Dutch243.1%
Irish40.5%
English40.5%

Technology access

Metric% of households
Computer access44.4%
Internet access96.5%

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

Frequently asked questions about ZIP code 50634

What city is ZIP code 50634 in?

ZIP code 50634 is primarily assigned to Gilbertville, Iowa.

What county is ZIP code 50634 in?

ZIP code 50634 falls within Black Hawk County, Iowa.

Does ZIP code 50634 have an older population?

25% of residents in ZIP code 50634 are 65 or older, above the national average of ~17%.

Is ZIP code 50634 mostly owner-occupied?

87% of occupied units in ZIP code 50634 are owner-occupied, well above the national average.

Does ZIP code 50634 have a large retiree population?

37% of households in ZIP code 50634 receive Social Security income, suggesting a significant retiree or disability population.

What is the typical home value in ZIP code 50634?

The median home value in ZIP code 50634 is $169,300.

What timezone is ZIP code 50634 in?

ZIP code 50634 observes the CST timezone.

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