50644 ZIP Code — Independence, IA

Buchanan County, Iowa

ZIP code 50644 is located in Independence, Iowa, within Buchanan County. It covers approximately 144.97 square miles and serves a population of 8,705 residents. This is a standard ZIP code in the Central (CT) timezone, served by area code 319.

About ZIP code 50644

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 $178,200. Owner-occupancy is high at 76%, well above the national average.

Median household income is $72,893. 33% of households receive Social Security income, suggesting a notable retiree or disability population.

The dominant occupation class is management, business, and professional, with education and healthcare as the leading industry. The average commute of 22 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 50644 reflects a community defined by high homeownership and a significant Social Security-dependent population.

8,705

population

144.97

sq mi land

Standard

ZIP type

Central (CT)

timezone

50644 ZIP code map

Cities in ZIP code 50644

Below are the cities the US Postal Service accepts for ZIP code 50644. Using any city not on this list may result in mail delivery delays.

City	Status
Independence	Acceptable
Independence	Preferred

Nearby ZIP codes

50641 Hazleton (8.3 mi) 52329 Rowley (8.5 mi) 52326 Quasqueton (8.8 mi) 50682 Winthrop (10.1 mi) 50648 Jesup (10.3 mi) 50607 Aurora (11.1 mi) 52210 Brandon (11.7 mi) 50629 Fairbank (14.7 mi) 50662 Oelwein (14.9 mi) 52352 Walker (14.9 mi) 50650 Lamont (15 mi) 50654 Masonville (15.1 mi)

Demographics updated 05/2026

Population
Total population	8,705
Population density	60 / sq mi
State FIPS	19
County FIPS	019

Geography
Land area	144.97 sq mi
Water area	1.03 sq mi
Latitude	42.4773
Longitude	-91.8850
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	40.6%	36.7%	40.1%
$50k – $100k	33.4%	35.3%	33.4%
$100k – $200k	22.6%	23.9%	21.5%
Over $200k	3.4%	4.2%	5.0%

Demographics & statistics

8,705

Population

People per sq mi

42.5

Median age

$72,893

Median household income

$38,495

Per capita income

$178,200

Median home value

$795

Median monthly rent

76.4%

Home ownership

9.2%

Poverty rate

1.2%

Unemployment

3,173

Housing units

23.8%

Bachelor's or higher

Age distribution

Male Female

271

Under 5

289

166

5–9

176

310

10–14

331

271

15–19

289

171

20–24

183

494

25–34

526

556

35–44

592

534

45–54

569

282

55–59

300

246

60–64

263

508

65–74

541

290

75–84

309

115

85+

123

← Male

Female →

Age summary

Group	Count	%
Under 18	1,894	21.8%
18 and over	6,811	78.2%
65 and over	1,886	21.7%
Median age	42.5 years

Race & ethnicity

White 96%

Two or more races 1.9%

Black or African American 1.6%

Hispanic or Latino 0.3%

American Indian / Alaska Native 0.1%

Group	Count	%
White	8,383	96%
Two or more races	168	1.9%
Black or African American	142	1.6%
Hispanic or Latino	23	0.3%
American Indian / Alaska Native	8	0.1%

Household income

Income range	This ZIP	County avg	State avg
Under $50k	40.6%	36.7%	40.1%
$50k – $100k	33.4%	35.3%	33.4%
$100k – $200k	22.6%	23.9%	21.5%
Over $200k	3.4%	4.2%	5.0%

Under $10k 3.3%

$10k–$15k 4.9%

$15k–$25k 10.5%

$25k–$35k 6.6%

$35k–$50k 10.5%

$50k–$75k 15.7%

$75k–$100k 16.6%

$100k–$150k 20.7%

$150k–$200k 6.4%

$200k+ 4.6%

Range	% of households
Under $10k	3.3%
$10k–$15k	4.9%
$15k–$25k	10.5%
$25k–$35k	6.6%
$35k–$50k	10.5%
$50k–$75k	15.7%
$75k–$100k	16.6%
$100k–$150k	20.7%
$150k–$200k	6.4%
$200k+	4.6%
Median income	$72,893

Housing

Home values

Under $50k 6.0%

$50k–$100k 10.5%

$100k–$150k 19.3%

$150k–$200k 20.7%

$200k–$300k 25.7%

$300k–$500k 15.1%

$500k–$1M 2.6%

$1M+ 0.2%

Housing overview

Metric	Value
Median home value	$178,200
Median rent / month	$795
Owner occupied	76.4%
Renter occupied	23.6%
Vacant	8.8%
Single-family detached	77.0%
Large apartment buildings	3.9%
Mobile homes	3.5%
Median rooms	6.1
Avg household size (owned)	2.52

Year built

Era	%
2020 or later	0.4%
2010–2019	5.9%
2000–2009	7.7%
1990–1999	15.5%
1980–1989	11.0%
1970–1979	12.5%
1960–1969	9.7%
1950–1959	7.2%
1940–1949	3.4%
1939 or earlier	26.6%

Bedrooms

Size	% of units
No bedroom (studio)	1.8%
1 bedroom	9.6%
2 bedrooms	24.0%
3 bedrooms	38.9%
4 bedrooms	18.1%
5+ bedrooms	7.7%

Vehicles per household

Vehicles	% of households
No vehicle	9.0%
1 vehicle	25.4%
2 vehicles	32.8%
3 or more	32.8%

Heating fuel

Fuel type	%
Utility gas	58.6%
Electricity	19.2%
Propane / LP gas	19.1%
Wood	1.6%
No fuel used	1.0%

Households & families

Household type	Count	%
Married-couple family	1,913	51.9%
Cohabiting couple	241	6.5%
Male householder, no spouse	738	20.0%
Female householder, no spouse	792	21.5%
Households with children under 18	1,017	27.6%
Households with seniors (65+)	1,215	33.0%
Average household size	2.31

Marital status

Status	Male	Female
Never married	28.2%	22.2%
Married	56.9%	53.2%
Separated	0.8%	0.8%
Widowed	4.6%	11.4%
Divorced	9.5%	12.3%

Education

Less than 9th grade 2.7%

Some HS, no diploma 2.4%

HS graduate 35.3%

Some college, no degree 24.4%

Associate's degree 11.4%

Bachelor's degree 15.8%

Graduate / professional 8.0%

Metric	%
HS diploma or higher	94.9%
Bachelor's or higher	23.8%

School enrollment (ages 3–17)

Type	Count	%
Nursery / preschool	95	5.7%
Kindergarten	66	4.0%
Elementary school	854	51.2%
High school	462	27.7%
College / grad school	191	11.5%

Employment

Industry of employment

Education & healthcare 25.5%

Manufacturing 17.1%

Retail trade 12.6%

Professional & management 6.7%

Construction 6.5%

Agriculture & mining 6.1%

Finance & real estate 5.9%

Public administration 5.1%

Arts, food & hospitality 4.5%

Transportation & utilities 3.8%

Other services 3.5%

Wholesale trade 1.7%

Information 1.1%

Occupation

Category	%
Management, business & arts	34.2%
Service	19.8%
Sales & office	18.9%
Natural resources & construction	8.2%
Production & transportation	18.8%

Employment type

Type	%
Private sector	76.7%
Government	15.3%
Self-employed	8.1%
Unpaid family workers	0.0%

Commute

Method	%
Drive alone	80.6%
Carpool	7.4%
Public transit	0.4%
Walk	3.2%
Work from home	8.3%
Other means	0.2%
Avg commute (minutes)	21.9

Poverty

All people 9.2%

Under 18 years 11.6%

18 and over 8.5%

Married-couple families 0.4%

Female-led households 37.2%

Income support

Source	% of households
Social Security	33.4%
Retirement income	23.0%
Supplemental Security	3.7%
Cash public assistance	1.9%
Food stamps / SNAP	8.1%

Health indicators

Condition	%
Obesity	39.1%
High blood pressure	34.1%
High cholesterol	33.9%
Diabetes	9.9%
Heart disease	6.8%
Stroke	3.1%
Asthma	9.2%
Arthritis	27.0%
Kidney disease	2.9%
Pulmonary disease	6.7%
Cancer	7.6%

Behavior / access	%
Smoking	16.7%
Binge drinking	22.0%
No physical activity	24.8%
Less than 7 hrs sleep	31.2%
Depression	17.2%
Fair or poor health	12.2%
Poor mental health	12.9%
Poor physical health	9.4%
No health insurance	8.8%
Visited doctor (checkup)	76.6%
Visited dentist	69.0%
Cholesterol screening	89.2%
Teeth loss	12.4%

Veterans & disability

Veterans	Count	%
Civilian veterans	507	7.4%

Disability	%
Any disability	12.0%
Under 18	1.7%
18–64 years	7.7%
65 and over	34.5%

Health insurance coverage

Type	%
Private insurance	74.4%
Public insurance	36.7%
No insurance	3.5%
Uninsured under 19	3.3%

Language & origin

Language spoken at home (age 5+)

Language	Count	%
English only	8,145	93.6%
Spanish	101	1.2%
Other Indo-European	72	0.9%
Asian & Pacific Islander	29	0.4%
Other languages	0	0.0%

Place of birth & citizenship

Origin	Count	%
Native born (US)	8,482	97.4%
Born in same state	8,482	97.4%
Born in different state	7,185	82.5%
Foreign born	0	0.0%
Naturalized citizen	223	2.6%
Not a US citizen	7	3.1%

Ancestry

Ancestry	Count	%
Italian	1,294	14.9%
French	923	10.6%
Polish	706	8.1%
Arab	694	8%

Ancestry	Count	%
English	251	2.9%
Dutch	143	1.6%
Irish	15	0.2%
German	10	0.1%

Technology access

Metric	% of households
Computer access	42.3%
Internet access	90.0%

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

Frequently asked questions about ZIP code 50644

What city is ZIP code 50644 in?

ZIP code 50644 is primarily assigned to Independence, Iowa.

What county is ZIP code 50644 in?

ZIP code 50644 falls within Buchanan County, Iowa.

What is the typical home value in ZIP code 50644?

The median home value in ZIP code 50644 is $178,200.

What is the population of ZIP code 50644?

ZIP code 50644 has an estimated population of 8,705 residents, with a density of 60 people per square mile.

What is the median household income in ZIP code 50644?

The median household income in ZIP code 50644 is $72,893, below the national median of ~$75,000.

What timezone is ZIP code 50644 in?

ZIP code 50644 observes the CST timezone.