Hamburg ZIP Codes — Fremont County, IA

There is one unique ZIP code in Hamburg, Iowa and it is 51640. Area code: 712.

ZIP codes

115.41

sq mi land

1.56

sq mi water

712

area code

Hamburg, IA ZIP code map

About Hamburg, IA

Hamburg is a charming city in Fremont County, Iowa, characterized by its small-town atmosphere and friendly residents. Known for its rich agricultural roots, Hamburg plays a vital role in the local economy and community life. The city's unique blend of rural beauty and local culture makes it an attractive place for both residents and visitors.

Location & geography

Located in the southwestern part of Iowa, Hamburg is well-positioned near several other small towns and cities. Nearby communities include Pacific Junction, approximately 8 miles to the northeast, and Fremont, about 12 miles to the west. The city covers a land area of 115.41 square miles, with an additional 1.56 square miles designated as water, providing a mix of open landscapes and natural features.

Community & economy

The character of Hamburg is defined by its close-knit community and strong agricultural presence. Residents often participate in local events and gatherings that foster a sense of belonging and pride. The economy is primarily based on farming and related industries, contributing to a daily life that is vibrant and community-oriented.

Transportation

Hamburg is accessible via several highways, including U.S. Route 275, which connects it to nearby cities and attractions. The nearest major airport is Eppley Airfield in Omaha, Nebraska, located about 70 miles to the northwest. Local transit options may be limited, encouraging a reliance on personal vehicles for transportation.

History

Hamburg was founded in the mid-19th century and has grown as an agricultural hub over the years. Historically significant for its contributions to the local economy, the city has also experienced notable events, such as the impact of flooding in the late 20th century, which shaped its development and community resilience. The city retains a focus on its agricultural heritage while adapting to modern needs.

Did you know?

A little-known fact about Hamburg is that it was once a popular stop for travelers and pioneers during westward expansion due to its strategic location. Additionally, many local farms incorporate sustainable practices, reflecting a growing trend in the agricultural industry.

ZIP codes for Hamburg, IA (1)

ZIP code	City	County	Map
51640	Hamburg	Fremont	View map

Demographics & statistics

1,503

Population

43.2

Median age

$59,300

Median household income

$33,000

Per capita income

$119,600

Median home value

$686

Median monthly rent

78.1%

Home ownership

10.6%

Poverty rate

2.3%

Unemployment

615

Housing units

13.3%

Bachelor's or higher

Age distribution

Male Female

Under 5

5–9

10–14

15–19

20–24

25–34

35–44

100

45–54

55–59

60–64

65–74

75–84

85+

← Male

Female →

Age summary

Group	Count	%
Under 18	359	23.9%
18 and over	1,144	76.1%
65 and over	281	18.7%
Median age	43.2 years

Race & ethnicity

White 92.6%

Two or more races 3.5%

Hispanic or Latino 3%

Other race 0.8%

Group	Count	%
White	1,435	92.6%
Two or more races	55	3.5%
Hispanic or Latino	47	3%
Other race	13	0.8%

Household income

Under $10k 3.1%

$10k–$15k 2.2%

$15k–$25k 11.3%

$25k–$35k 7.4%

$35k–$50k 15.2%

$50k–$75k 20.7%

$75k–$100k 11.8%

$100k–$150k 18.0%

$150k–$200k 6.7%

$200k+ 3.6%

Range	% of households
Under $10k	3.1%
$10k–$15k	2.2%
$15k–$25k	11.3%
$25k–$35k	7.4%
$35k–$50k	15.2%
$50k–$75k	20.7%
$75k–$100k	11.8%
$100k–$150k	18.0%
$150k–$200k	6.7%
$200k+	3.6%
Median income	$59,300

Housing

Home values

Under $50k 11.4%

$50k–$100k 23.1%

$100k–$150k 25.9%

$150k–$200k 13.7%

$200k–$300k 12.2%

$300k–$500k 12.0%

$500k–$1M 1.6%

Housing overview

Metric	Value
Median home value	$119,600
Median rent / month	$686
Owner occupied	78.1%
Renter occupied	21.9%
Vacant	15.5%
Single-family detached	91.8%
Large apartment buildings	0.0%
Mobile homes	1.3%
Median rooms	5.9
Avg household size (owned)	2.47

Year built

Era	%
2020 or later	0.0%
2010–2019	7.4%
2000–2009	5.3%
1990–1999	4.2%
1980–1989	7.4%
1970–1979	8.3%
1960–1969	10.2%
1950–1959	14.6%
1940–1949	5.2%
1939 or earlier	37.4%

Bedrooms

Size	% of units
No bedroom (studio)	0.3%
1 bedroom	6.6%
2 bedrooms	31.3%
3 bedrooms	37.2%
4 bedrooms	21.2%
5+ bedrooms	3.4%

Vehicles per household

Vehicles	% of households
No vehicle	1.3%
1 vehicle	30.1%
2 vehicles	39.7%
3 or more	29.0%

Heating fuel

Fuel type	%
Utility gas	70.2%
Electricity	11.0%
Propane / LP gas	16.5%
No fuel used	0.3%

Households & families

Household type	Count	%
Married-couple family	329	51.6%
Cohabiting couple	53	8.3%
Male householder, no spouse	139	21.8%
Female householder, no spouse	117	18.3%
Households with children under 18	169	26.5%
Households with seniors (65+)	179	28.1%
Average household size	2.36

Marital status

Status	Male	Female
Never married	35.5%	22.1%
Married	52.9%	62.1%
Separated	0.0%	1.0%
Widowed	2.9%	7.7%
Divorced	8.7%	7.0%

Education

Less than 9th grade 1.6%

Some HS, no diploma 3.8%

HS graduate 42.3%

Some college, no degree 26.7%

Associate's degree 12.3%

Bachelor's degree 11.7%

Graduate / professional 1.6%

Metric	%
HS diploma or higher	94.6%
Bachelor's or higher	13.3%

School enrollment (ages 3–17)

Type	Count	%
Nursery / preschool	23	8.1%
Kindergarten	22	7.7%
Elementary school	115	40.5%
High school	81	28.5%
College / grad school	43	15.1%

Employment

Industry of employment

Education & healthcare 20.7%

Manufacturing 18.8%

Retail trade 10.7%

Public administration 10.7%

Agriculture & mining 8.6%

Transportation & utilities 7.8%

Professional & management 6.8%

Construction 5.9%

Arts, food & hospitality 3.6%

Other services 2.1%

Wholesale trade 1.8%

Finance & real estate 1.8%

Information 0.8%

Occupation

Category	%
Management, business & arts	37.0%
Service	13.3%
Sales & office	14.9%
Natural resources & construction	9.2%
Production & transportation	25.6%

Employment type

Type	%
Private sector	68.5%
Government	20.7%
Self-employed	10.4%
Unpaid family workers	0.4%

Commute

Method	%
Drive alone	86.2%
Carpool	9.2%
Public transit	0.0%
Walk	2.4%
Other means	0.0%
Avg commute (minutes)	22.3

Poverty

All people 10.6%

Under 18 years 17.4%

18 and over 8.5%

Married-couple families 0.6%

Female-led households 25.0%

Income support

Source	% of households
Social Security	34.5%
Retirement income	26.0%
Supplemental Security	4.9%
Cash public assistance	0.9%
Food stamps / SNAP	14.1%

Health indicators

Condition	%
High blood pressure	37.1%
High cholesterol	35.0%
Heart disease	8.2%
Stroke	3.7%
Asthma	9.5%
Arthritis	29.1%
Kidney disease	3.4%
Pulmonary disease	8.2%
Cancer	8.1%

Behavior / access	%
Binge drinking	20.6%
No physical activity	26.6%
Less than 7 hrs sleep	31.4%
Fair or poor health	15.0%
Poor mental health	13.5%
Poor physical health	11.0%
No health insurance	10.3%
Visited doctor (checkup)	76.9%
Visited dentist	64.1%
Cholesterol screening	88.4%
Teeth loss	14.7%

Veterans & disability

Veterans	Count	%
Civilian veterans	90	7.9%

Disability	%
Any disability	12.4%
Under 18	1.1%
18–64 years	11.4%
65 and over	30.2%

Health insurance coverage

Type	%
Private insurance	76.7%
Public insurance	34.4%
Uninsured under 19	3.0%

Language & origin

Language spoken at home (age 5+)

Language	Count	%
English only	1,448	96.3%
Spanish	3	0.2%
Other Indo-European	3	0.2%
Asian & Pacific Islander	0	0.0%
Other languages	0	0.0%

Place of birth & citizenship

Origin	Count	%
Native born (US)	1,493	99.3%
Born in same state	1,493	99.3%
Born in different state	598	39.8%
Foreign born	0	0.0%
Naturalized citizen	10	0.7%
Not a US citizen	0	0.0%

Ancestry

Ancestry	Count	%
Italian	220	14.6%
Arab	135	9%
French	120	8%

Ancestry	Count	%
German	12	0.8%
Polish	11	0.7%
English	2	0.1%

Technology access

Metric	% of households
Computer access	42.4%
Internet access	94.4%

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

Frequently asked questions

What ZIP codes does Hamburg, IA have?

Hamburg, IA has one ZIP code: 51640. Each ZIP code serves a distinct delivery area within the city and surrounding region.