Steamboat Rock ZIP Codes — Hardin County, IA

There is one unique ZIP code in Steamboat Rock, Iowa and it is 50672. Area code: 641.

ZIP codes

37.34

sq mi land

0.02

sq mi water

641

area code

Steamboat Rock, IA ZIP code map

About Steamboat Rock, IA

Steamboat Rock, Iowa, is a small city located in Hardin County. Known for its friendly community and picturesque landscapes, it offers a unique charm that attracts visitors and residents alike. The city's close-knit atmosphere makes it an ideal place for families and individuals who value a tranquil environment.

Location & geography

Steamboat Rock is situated in central Iowa, surrounded by sprawling fields and scenic countryside. It is approximately 20 miles from nearby cities such as Eldora to the north, Iowa Falls to the east, and Grundy Center to the southwest. The total land area of Steamboat Rock is 37.34 square miles, with a minimal water area of 0.02 square miles.

Community & economy

The character of Steamboat Rock is defined by its welcoming residents who actively participate in local events and gatherings. The economy is primarily supported by agriculture and small businesses, reflecting the area's rural heritage. Daily life in the city revolves around community engagement, with options for local dining and participation in festivals throughout the year.

Transportation

Steamboat Rock is accessible via several highways, including Highway 20, which connects to larger regional routes. The nearest airport with commercial service is in Iowa Falls, providing regional flights for residents and visitors. Public transportation options may be limited, emphasizing the importance of personal vehicles for commuting.

History

Steamboat Rock was founded in the late 19th century, with its economy primarily based on agriculture, reflecting the agricultural roots of Hardin County. Over the years, the city has been a hub for local farming communities and has celebrated its heritage through various events. Notable events include annual festivals that enhance community spirit and draw visitors from surrounding areas.

Did you know?

A little-known fact about Steamboat Rock is that it is named after a rock formation that was once a popular landmark along the Iowa River. This formation served as a navigation point for steamboats in the region during the early days of river transport.

ZIP codes for Steamboat Rock, IA (1)

ZIP code	City	County	Map
50672	Steamboat Rock	Hardin	View map

Demographics & statistics

420

Population

48.0

Median age

$70,417

Median household income

$33,674

Per capita income

$122,100

Median home value

$673

Median monthly rent

70.5%

Home ownership

7.1%

Poverty rate

1.5%

Unemployment

195

Housing units

13.9%

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

75–84

85+

← Male

Female →

Age summary

Group	Count	%
Under 18	79	18.8%
18 and over	341	81.2%
65 and over	82	19.5%
Median age	48.0 years

Race & ethnicity

White 98.8%

Two or more races 1.2%

Group	Count	%
White	415	98.8%
Two or more races	5	1.2%

Household income

Under $10k 6.6%

$10k–$15k 3.3%

$15k–$25k 9.3%

$25k–$35k 12.0%

$35k–$50k 9.3%

$50k–$75k 14.2%

$75k–$100k 21.9%

$100k–$150k 13.7%

$150k–$200k 9.8%

Range	% of households
Under $10k	6.6%
$10k–$15k	3.3%
$15k–$25k	9.3%
$25k–$35k	12.0%
$35k–$50k	9.3%
$50k–$75k	14.2%
$75k–$100k	21.9%
$100k–$150k	13.7%
$150k–$200k	9.8%
Median income	$70,417

Housing

Home values

Under $50k 14.7%

$50k–$100k 26.4%

$100k–$150k 17.8%

$150k–$200k 18.6%

$200k–$300k 20.2%

$300k–$500k 2.3%

Housing overview

Metric	Value
Median home value	$122,100
Median rent / month	$673
Owner occupied	70.5%
Renter occupied	29.5%
Vacant	26.5%
Single-family detached	88.4%
Large apartment buildings	0.0%
Mobile homes	0.0%
Median rooms	6.2
Avg household size (owned)	2.31

Year built

Era	%
2020 or later	0.0%
2010–2019	0.4%
2000–2009	0.8%
1990–1999	3.2%
1980–1989	3.6%
1970–1979	12.9%
1960–1969	10.0%
1950–1959	6.0%
1940–1949	6.4%
1939 or earlier	56.6%

Bedrooms

Size	% of units
No bedroom (studio)	0.0%
1 bedroom	8.8%
2 bedrooms	23.3%
3 bedrooms	55.8%
4 bedrooms	7.6%
5+ bedrooms	4.4%

Vehicles per household

Vehicles	% of households
No vehicle	10.4%
1 vehicle	20.2%
2 vehicles	50.8%
3 or more	18.6%

Heating fuel

Fuel type	%
Utility gas	37.2%
Electricity	16.9%
Propane / LP gas	36.6%
Wood	4.4%
Solar	0.5%
No fuel used	4.4%

Households & families

Household type	Count	%
Married-couple family	90	49.2%
Cohabiting couple	8	4.4%
Male householder, no spouse	48	26.2%
Female householder, no spouse	37	20.2%
Households with children under 18	44	24.0%
Households with seniors (65+)	51	27.9%
Average household size	2.30

Marital status

Status	Male	Female
Never married	32.6%	27.5%
Married	49.5%	57.3%
Separated	0.0%	0.0%
Widowed	5.4%	12.4%
Divorced	12.5%	2.8%

Education

Less than 9th grade 4.8%

Some HS, no diploma 9.4%

HS graduate 26.3%

Some college, no degree 26.6%

Associate's degree 19.0%

Bachelor's degree 7.9%

Graduate / professional 6.0%

Metric	%
HS diploma or higher	85.8%
Bachelor's or higher	13.9%

School enrollment (ages 3–17)

Type	Count	%
Nursery / preschool	1	1.3%
Kindergarten	1	1.3%
Elementary school	33	42.3%
High school	34	43.6%
College / grad school	9	11.5%

Employment

Industry of employment

Education & healthcare 19.7%

Retail trade 17.7%

Agriculture & mining 10.6%

Construction 10.6%

Other services 8.6%

Transportation & utilities 8.1%

Manufacturing 6.1%

Arts, food & hospitality 5.6%

Public administration 5.6%

Wholesale trade 5.1%

Information 1.5%

Finance & real estate 0.5%

Professional & management 0.5%

Occupation

Category	%
Management, business & arts	24.7%
Service	11.6%
Sales & office	31.8%
Natural resources & construction	26.8%
Production & transportation	5.1%

Employment type

Type	%
Private sector	67.2%
Government	18.2%
Self-employed	14.6%
Unpaid family workers	0.0%

Commute

Method	%
Drive alone	66.5%
Carpool	4.6%
Public transit	0.0%
Walk	5.1%
Other means	6.1%
Avg commute (minutes)	19.7

Poverty

All people 7.1%

Under 18 years 2.5%

18 and over 8.2%

Married-couple families 2.2%

Female-led households 8.7%

Income support

Source	% of households
Social Security	46.4%
Retirement income	27.3%
Supplemental Security	8.2%
Cash public assistance	5.5%
Food stamps / SNAP	6.6%

Health indicators

Condition	%
High blood pressure	35.0%
High cholesterol	35.4%
Heart disease	7.1%
Stroke	3.2%
Asthma	9.0%
Arthritis	26.5%
Kidney disease	3.0%
Pulmonary disease	7.1%
Cancer	7.7%

Behavior / access	%
Binge drinking	20.7%
No physical activity	24.1%
Less than 7 hrs sleep	30.0%
Fair or poor health	12.8%
Poor mental health	12.6%
Poor physical health	9.8%
No health insurance	9.1%
Visited doctor (checkup)	74.8%
Visited dentist	66.9%
Cholesterol screening	89.6%
Teeth loss	11.8%

Veterans & disability

Veterans	Count	%
Civilian veterans	25	7.3%

Disability	%
Any disability	24.8%
Under 18	0.0%
18–64 years	32.8%
65 and over	23.2%

Health insurance coverage

Type	%
Private insurance	77.4%
Public insurance	41.7%
Uninsured under 19	0.0%

Language & origin

Language spoken at home (age 5+)

Language	Count	%
English only	407	96.9%
Spanish	11	2.7%
Other Indo-European	11	2.7%
Asian & Pacific Islander	0	0.0%
Other languages	0	0.0%

Place of birth & citizenship

Origin	Count	%
Native born (US)	408	97.1%
Born in same state	408	97.1%
Born in different state	354	84.3%
Foreign born	0	0.0%
Naturalized citizen	12	2.9%
Not a US citizen	0	0.0%

Ancestry

Ancestry	Count	%
French	67	16%
Polish	47	11.2%
Italian	29	6.9%

Ancestry	Count	%
Arab	17	4%
English	10	2.4%
Dutch	5	1.2%

Technology access

Metric	% of households
Computer access	43.6%
Internet access	84.7%

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

Frequently asked questions

What ZIP codes does Steamboat Rock, IA have?

Steamboat Rock, IA has one ZIP code: 50672. Each ZIP code serves a distinct delivery area within the city and surrounding region.