52550 ZIP Code — Delta, IA

Keokuk County, Iowa

ZIP code 52550 is located in Delta, Iowa, within Keokuk County. It covers approximately 38.07 square miles and serves a population of 640 residents. This is a standard ZIP code in the Central (CT) timezone, served by area code 641.

About ZIP code 52550

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 $109,900. Owner-occupancy is high at 94%, well above the national average.

Median household income is $52,853. 34% 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 26 minutes is near the national average.

College attainment at 8% is below the national average, consistent with a trades and production-oriented local economy.

Notable community characteristics include a notable veteran presence at 12% of civilians, above the national average of 7%.

Overall, ZIP code 52550 reflects a community defined by a trades-oriented workforce, a strong veteran community, high homeownership, and a significant Social Security-dependent population.

640
population
38.07
sq mi land
Standard
ZIP type
Central (CT)
timezone
52550 ZIP code map
Cities in ZIP code 52550

Below are the cities the US Postal Service accepts for ZIP code 52550. Using any city not on this list may result in mail delivery delays.

City Status
Delta Acceptable
Demographics updated 05/2026
Population
Total population 640
Population density 17 / sq mi
State FIPS 19
County FIPS 107
Geography
Land area 38.07 sq mi
Water area 0.06 sq mi
Latitude 41.3197
Longitude -92.3538
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 70.1% 45.3% 40.1%
$50k – $100k 16.2% 33.2% 33.4%
$100k – $200k 13.7% 18.6% 21.5%
Over $200k 0.0% 2.9% 5.0%

Demographics & statistics

640
Population
17
People per sq mi
39.2
Median age
$52,853
Median household income
$30,300
Per capita income
$109,900
Median home value
$600
Median monthly rent
94.2%
Home ownership
10.6%
Poverty rate
1.9%
Unemployment
309
Housing units
7.8%
Bachelor's or higher

Age distribution

Male Female
38
Under 5
24
33
5–9
21
15
10–14
9
17
15–19
11
13
20–24
8
37
25–34
24
57
35–44
37
32
45–54
21
32
55–59
20
51
60–64
32
35
65–74
23
13
75–84
8
18
85+
11
← Male
Female →

Age summary

GroupCount%
Under 1815524.2%
18 and over48575.8%
65 and over10816.9%
Median age39.2 years

Race & ethnicity

White 91.7%
Hispanic or Latino 3.3%
Other race 3.2%
Black or African American 0.8%
Two or more races 0.6%
American Indian / Alaska Native 0.5%
GroupCount%
White60791.7%
Hispanic or Latino223.3%
Other race213.2%
Black or African American50.8%
Two or more races40.6%
American Indian / Alaska Native30.5%

Household income

Income range This ZIP County avg State avg
Under $50k 70.1% 45.3% 40.1%
$50k – $100k 16.2% 33.2% 33.4%
$100k – $200k 13.7% 18.6% 21.5%
Over $200k 0.0% 2.9% 5.0%
Under $10k 10.9%
$10k–$15k 1.4%
$15k–$25k 14.7%
$25k–$35k 7.5%
$35k–$50k 11.6%
$50k–$75k 25.3%
$75k–$100k 7.5%
$100k–$150k 12.3%
$150k–$200k 6.1%
$200k+ 2.7%
Range% of households
Under $10k10.9%
$10k–$15k1.4%
$15k–$25k14.7%
$25k–$35k7.5%
$35k–$50k11.6%
$50k–$75k25.3%
$75k–$100k7.5%
$100k–$150k12.3%
$150k–$200k6.1%
$200k+2.7%
Median income$52,853

Housing

Home values

Under $50k 25.0%
$50k–$100k 15.9%
$100k–$150k 31.9%
$150k–$200k 18.1%
$200k–$300k 3.6%
$1M+ 5.4%

Housing overview

MetricValue
Median home value$109,900
Median rent / month$600
Owner occupied94.2%
Renter occupied5.8%
Vacant10.1%
Single-family detached93.6%
Large apartment buildings0.9%
Mobile homes2.5%
Median rooms5.9
Avg household size (owned)2.12

Year built

Era%
2020 or later0.0%
2010–20197.1%
2000–20094.6%
1990–19993.4%
1980–19897.4%
1970–197918.7%
1960–19693.7%
1950–19591.8%
1940–19491.5%
1939 or earlier51.8%

Bedrooms

Size% of units
No bedroom (studio)0.6%
1 bedroom4.0%
2 bedrooms53.4%
3 bedrooms31.9%
4 bedrooms9.5%
5+ bedrooms0.6%

Vehicles per household

Vehicles% of households
No vehicle2.4%
1 vehicle19.1%
2 vehicles53.6%
3 or more24.9%

Heating fuel

Fuel type%
Utility gas7.2%
Electricity19.5%
Propane / LP gas49.8%
Fuel oil0.7%
Wood17.1%
No fuel used0.3%

Households & families

Household typeCount%
Married-couple family10234.8%
Cohabiting couple10.3%
Male householder, no spouse14850.5%
Female householder, no spouse4214.3%
Households with children under 184314.7%
Households with seniors (65+)9131.1%
Average household size2.18

Marital status

StatusMaleFemale
Never married29.8%11.6%
Married38.6%65.7%
Separated0.0%3.3%
Widowed3.8%10.5%
Divorced27.9%8.8%

Education

Less than 9th grade 1.8%
Some HS, no diploma 2.9%
HS graduate 52.3%
Some college, no degree 17.5%
Associate's degree 17.7%
Bachelor's degree 5.1%
Graduate / professional 2.7%
Metric%
HS diploma or higher95.3%
Bachelor's or higher7.8%

School enrollment (ages 3–17)

TypeCount%
Nursery / preschool53.7%
Kindergarten2921.5%
Elementary school6648.9%
High school2115.6%
College / grad school1410.4%

Employment

Industry of employment

Manufacturing 26.5%
Agriculture & mining 25.8%
Wholesale trade 7.9%
Finance & real estate 7.3%
Professional & management 7.3%
Education & healthcare 7.3%
Retail trade 4.0%
Arts, food & hospitality 3.6%
Public administration 3.6%
Transportation & utilities 3.3%
Construction 3.0%
Other services 0.3%

Occupation

Category%
Management, business & arts38.7%
Service8.6%
Sales & office15.9%
Natural resources & construction8.9%
Production & transportation27.8%

Employment type

Type%
Private sector69.9%
Government10.6%
Self-employed19.5%
Unpaid family workers0.0%

Commute

Method%
Drive alone82.0%
Carpool5.8%
Public transit0.0%
Walk6.8%
Work from home4.7%
Other means0.7%
Avg commute (minutes)25.7

Poverty

All people 10.6%
Under 18 years 5.8%
18 and over 12.2%
Married-couple families 2.9%
Female-led households 40.0%

Income support

Source% of households
Social Security34.1%
Retirement income23.2%
Supplemental Security4.1%
Cash public assistance3.1%
Food stamps / SNAP10.9%

Health indicators

Condition%
Obesity38.0%
High blood pressure37.0%
High cholesterol34.7%
Diabetes10.9%
Heart disease7.8%
Stroke3.5%
Asthma9.4%
Arthritis27.6%
Kidney disease3.2%
Pulmonary disease7.8%
Cancer7.8%
Behavior / access%
Smoking18.0%
Binge drinking21.1%
No physical activity26.9%
Less than 7 hrs sleep31.5%
Depression17.8%
Fair or poor health14.0%
Poor mental health13.3%
Poor physical health10.4%
No health insurance9.6%
Visited doctor (checkup)75.9%
Visited dentist65.2%
Cholesterol screening88.6%
Teeth loss14.2%

Veterans & disability

VeteransCount%
Civilian veterans5912.2%
Disability%
Any disability20.6%
Under 188.4%
18–64 years16.7%
65 and over51.9%

Health insurance coverage

Type%
Private insurance75.5%
Public insurance39.7%
No insurance0.8%
Uninsured under 190.0%

Language & origin

Language spoken at home (age 5+)

LanguageCount%
English only57890.3%
Spanish50.9%
Other Indo-European50.9%
Asian & Pacific Islander00.0%
Other languages00.0%

Place of birth & citizenship

OriginCount%
Native born (US)62197.0%
Born in same state62197.0%
Born in different state52882.5%
Foreign born00.0%
Naturalized citizen193.0%
Not a US citizen19100.0%

Ancestry

AncestryCount%
Italian8112.7%
Arab446.9%
French406.3%
AncestryCount%
English253.9%
Polish121.9%

Technology access

Metric% of households
Computer access45.8%
Internet access86.7%

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

Frequently asked questions about ZIP code 52550

What city is ZIP code 52550 in?

ZIP code 52550 is primarily assigned to Delta, Iowa.

What county is ZIP code 52550 in?

ZIP code 52550 falls within Keokuk County, Iowa.

Is ZIP code 52550 mostly owner-occupied?

94% of occupied units in ZIP code 52550 are owner-occupied, well above the national average.

How educated is the population of ZIP code 52550?

8% of residents hold a bachelor's degree or higher — below the national average of ~33%, consistent with a trades-oriented local economy.

Does ZIP code 52550 have a large veteran population?

12% of civilians in ZIP code 52550 are veterans, above the national average of ~7%.

What is the typical home value in ZIP code 52550?

The median home value in ZIP code 52550 is $109,900.

What timezone is ZIP code 52550 in?

ZIP code 52550 observes the CST timezone.

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