Delta ZIP Codes — Keokuk County, IA

There is one unique ZIP code in Delta, Iowa and it is 52550. Area code: 641.
1
ZIP codes
38.07
sq mi land
0.06
sq mi water
641
area code
Delta, IA ZIP code map
ZIP codes for Delta, IA (1)
ZIP code City County Map
52550 Delta Keokuk View map

Demographics & statistics

640
Population
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

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%
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%
High blood pressure37.0%
High cholesterol34.7%
Heart disease7.8%
Stroke3.5%
Asthma9.4%
Arthritis27.6%
Kidney disease3.2%
Pulmonary disease7.8%
Cancer7.8%
Behavior / access%
Binge drinking21.1%
No physical activity26.9%
Less than 7 hrs sleep31.5%
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%
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.

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