Colesburg ZIP Codes — Delaware County, IA

There is one unique ZIP code in Colesburg, Iowa and it is 52035. Area code: 563.

ZIP codes

50.02

sq mi land

0.01

sq mi water

563

area code

Colesburg, IA ZIP code map

About Colesburg, IA

Colesburg is a charming city located in Delaware County, Iowa. Known for its welcoming community and picturesque landscapes, it serves as a peaceful retreat for residents and visitors alike. The city offers a blend of rural tranquility with access to various local amenities.

Location & geography

Colesburg is situated in the northeastern part of Iowa, surrounded by scenic farmland and rolling hills. It lies approximately 20 miles southwest of Dubuque, 24 miles southeast of Manchester, and about 40 miles northwest of Cedar Rapids. The total land area of Colesburg is 50.02 square miles, with a small water area of 0.01 square miles.

Community & economy

The character of Colesburg is marked by a tight-knit community atmosphere where local traditions are cherished. Primarily an agricultural town, the local economy is supported by industries such as farming and small business operations. Daily life in Colesburg often revolves around community events, family gatherings, and outdoor activities.

Transportation

Colesburg is accessible via several local roads, with Iowa Highway 3 running nearby, serving as a crucial route for travel. The nearest airports include the Dubuque Regional Airport and the Cedar Rapids Airport, making air travel convenient for residents. Public transportation options are limited, but the community relies heavily on personal vehicles for daily commutes.

History

Colesburg was established in the 1850s and has a rich history rooted in agriculture and small-town life. Over the years, it has maintained its identity, largely focused on farming and local businesses, which have contributed to its growth. Notable events in the community often revolve around agricultural fairs and local festivals that celebrate its heritage.

Did you know?

One surprising fact about Colesburg is that it is home to several annual events that attract visitors from surrounding areas, including themed festivals and agricultural fairs. The city's commitment to preserving its rural culture and traditions is evident through its active community engagement and local celebrations.

ZIP codes for Colesburg, IA (1)

ZIP code	City	County	Map
52035	Colesburg	Delaware	View map

Demographics & statistics

1,255

Population

45.4

Median age

$59,219

Median household income

$29,381

Per capita income

$134,300

Median home value

$694

Median monthly rent

82.8%

Home ownership

10.4%

Poverty rate

6.0%

Unemployment

500

Housing units

15.6%

Bachelor's or higher

Age distribution

Male Female

Under 5

5–9

10–14

15–19

20–24

25–34

35–44

45–54

55–59

60–64

65–74

103

75–84

85+

← Male

Female →

Age summary

Group	Count	%
Under 18	284	22.6%
18 and over	971	77.4%
65 and over	274	21.8%
Median age	45.4 years

Race & ethnicity

White 93.2%

Two or more races 6.8%

Group	Count	%
White	1,170	93.2%
Two or more races	85	6.8%

Household income

Under $10k 2.6%

$10k–$15k 5.7%

$15k–$25k 4.7%

$25k–$35k 15.0%

$35k–$50k 17.6%

$50k–$75k 13.2%

$75k–$100k 14.2%

$100k–$150k 15.2%

$150k–$200k 10.5%

$200k+ 1.2%

Range	% of households
Under $10k	2.6%
$10k–$15k	5.7%
$15k–$25k	4.7%
$25k–$35k	15.0%
$35k–$50k	17.6%
$50k–$75k	13.2%
$75k–$100k	14.2%
$100k–$150k	15.2%
$150k–$200k	10.5%
$200k+	1.2%
Median income	$59,219

Housing

Home values

Under $50k 11.0%

$50k–$100k 18.1%

$100k–$150k 33.6%

$150k–$200k 20.6%

$200k–$300k 8.1%

$300k–$500k 4.7%

$500k–$1M 2.5%

$1M+ 1.5%

Housing overview

Metric	Value
Median home value	$134,300
Median rent / month	$694
Owner occupied	82.8%
Renter occupied	17.2%
Vacant	15.7%
Single-family detached	97.6%
Large apartment buildings	0.0%
Mobile homes	0.2%
Median rooms	5.9
Avg household size (owned)	2.53

Year built

Era	%
2020 or later	0.0%
2010–2019	10.4%
2000–2009	12.3%
1990–1999	2.2%
1980–1989	9.4%
1970–1979	13.7%
1960–1969	2.2%
1950–1959	3.6%
1940–1949	6.8%
1939 or earlier	39.3%

Bedrooms

Size	% of units
No bedroom (studio)	5.6%
1 bedroom	8.7%
2 bedrooms	15.2%
3 bedrooms	52.5%
4 bedrooms	14.9%
5+ bedrooms	3.1%

Vehicles per household

Vehicles	% of households
No vehicle	7.1%
1 vehicle	16.4%
2 vehicles	31.2%
3 or more	45.2%

Heating fuel

Fuel type	%
Utility gas	51.1%
Electricity	15.8%
Propane / LP gas	27.4%
Fuel oil	0.2%
Wood	5.5%

Households & families

Household type	Count	%
Married-couple family	275	55.8%
Cohabiting couple	19	3.9%
Male householder, no spouse	66	13.4%
Female householder, no spouse	133	27.0%
Households with children under 18	164	33.3%
Households with seniors (65+)	196	39.8%
Average household size	2.55

Marital status

Status	Male	Female
Never married	24.9%	36.2%
Married	60.9%	49.3%
Separated	0.0%	1.1%
Widowed	1.7%	8.9%
Divorced	12.4%	4.5%

Education

Less than 9th grade 3.4%

Some HS, no diploma 6.1%

HS graduate 41.2%

Some college, no degree 19.5%

Associate's degree 14.1%

Bachelor's degree 9.6%

Graduate / professional 6.0%

Metric	%
HS diploma or higher	90.5%
Bachelor's or higher	15.6%

School enrollment (ages 3–17)

Type	Count	%
Nursery / preschool	13	4.8%
Kindergarten	3	1.1%
Elementary school	100	37.0%
High school	129	47.8%
College / grad school	25	9.3%

Employment

Industry of employment

Education & healthcare 23.3%

Manufacturing 17.7%

Retail trade 15.9%

Construction 15.0%

Arts, food & hospitality 6.1%

Public administration 5.6%

Agriculture & mining 4.3%

Finance & real estate 4.2%

Transportation & utilities 3.1%

Other services 2.3%

Wholesale trade 2.1%

Professional & management 0.5%

Occupation

Category	%
Management, business & arts	28.0%
Service	14.3%
Sales & office	19.3%
Natural resources & construction	16.1%
Production & transportation	22.3%

Employment type

Type	%
Private sector	73.6%
Government	11.4%
Self-employed	14.8%
Unpaid family workers	0.2%

Commute

Method	%
Drive alone	78.7%
Carpool	8.7%
Public transit	0.0%
Walk	5.9%
Other means	2.3%
Avg commute (minutes)	33.9

Poverty

All people 10.4%

Under 18 years 12.0%

18 and over 10.0%

Married-couple families 3.3%

Female-led households 1.7%

Income support

Source	% of households
Social Security	43.6%
Retirement income	23.1%
Supplemental Security	9.7%
Cash public assistance	1.2%
Food stamps / SNAP	13.4%

Health indicators

Condition	%
High blood pressure	37.1%
High cholesterol	36.8%
Heart disease	7.9%
Stroke	3.6%
Asthma	9.4%
Arthritis	27.8%
Kidney disease	3.3%
Pulmonary disease	8.4%
Cancer	7.7%

Behavior / access	%
Binge drinking	20.3%
No physical activity	27.1%
Less than 7 hrs sleep	30.6%
Fair or poor health	15.2%
Poor mental health	13.2%
Poor physical health	11.2%
No health insurance	10.1%
Visited doctor (checkup)	75.1%
Visited dentist	64.0%
Cholesterol screening	89.2%
Teeth loss	15.1%

Veterans & disability

Veterans	Count	%
Civilian veterans	65	6.7%

Disability	%
Any disability	9.4%
Under 18	1.8%
18–64 years	5.5%
65 and over	27.4%

Health insurance coverage

Type	%
Private insurance	77.3%
Public insurance	37.5%
Uninsured under 19	11.4%

Language & origin

Language spoken at home (age 5+)

Language	Count	%
English only	1,156	92.1%
Spanish	0	0.0%
Other Indo-European	0	0.0%
Asian & Pacific Islander	0	0.0%
Other languages	0	0.0%

Place of birth & citizenship

Origin	Count	%
Native born (US)	1,255	100.0%
Born in same state	1,253	99.8%
Born in different state	1,095	87.3%
Foreign born	2	0.2%
Naturalized citizen	0	0.0%
Not a US citizen	0	0.0%

Ancestry

Ancestry	Count	%
Italian	190	15.1%
Arab	120	9.6%
French	90	7.2%
English	21	1.7%

Ancestry	Count	%
Polish	13	1%
Dutch	4	0.3%
German	3	0.2%

Technology access

Metric	% of households
Computer access	39.3%
Internet access	88.2%

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

Frequently asked questions

What ZIP codes does Colesburg, IA have?

Colesburg, IA has one ZIP code: 52035. Each ZIP code serves a distinct delivery area within the city and surrounding region.