Lone Rock ZIP Code List — Kossuth County, IA

There is one unique ZIP code in Lone Rock, Iowa and it is 50559. Area code: 515.

ZIP codes

35.50

sq mi land

0.00

sq mi water

515

area code

Lone Rock, IA ZIP code map

About Lone Rock, IA

Lone Rock is a small city located in Kossuth County, Iowa. Known for its quaint charm and close-knit community, it offers a peaceful lifestyle in the heart of rural America. With a single ZIP code of 50559, Lone Rock epitomizes the welcoming nature of small-town living.

Location & geography

Lone Rock is situated within Kossuth County, in the northern part of Iowa. It is approximately 15 miles from the larger city of Algona, and about 30 miles from Emmetsburg, both providing city amenities. The city covers a sprawling land area of 35.50 square miles, with no water area, emphasizing its land-centric rural landscape.

Community & economy

The character of Lone Rock is defined by its friendly residents and community-centric atmosphere, where individuals look out for one another. The local economy primarily revolves around agriculture and small businesses, reflecting the industrious spirit of the community. Daily life in Lone Rock often includes various community events that bring residents together to foster relationships and support local initiatives.

Transportation

Lone Rock is accessible via state highways that connect it to neighboring cities and regions, enhancing its transport links. The nearest airports include the ALGONA Municipal Airport which serves the surrounding areas, making travel convenient for residents. While public transit options may be limited, the compact nature of the city allows for easy commute within town.

History

Lone Rock was founded in the 19th century and has maintained its historical charm while evolving with the times. Agriculture has always been a key industry for the area, shaping the community's development and lifestyle. Notable events in the city's past include community fairs and gatherings that celebrate its agricultural roots.

Did you know?

One surprising fact about Lone Rock is that its name is derived from an actual rock formation located nearby that served as a landmark for early settlers. Additionally, the city prides itself on maintaining a strong sense of community that is rare in today's fast-paced world.

ZIP codes for Lone Rock, IA (1)

ZIP code	City	County	Map
50559	Lone Rock	Kossuth	View map

Demographics & statistics

283

Population

65.5

Median age

$37,202

Median household income

$31,441

Per capita income

$110,900

Median home value

$758

Median monthly rent

45.8%

Home ownership

1.4%

Poverty rate

0.0%

Unemployment

105

Housing units

29.0%

Bachelor's or higher

Age distribution

Male Female

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	4	1.4%
18 and over	279	98.6%
65 and over	154	54.4%
Median age	65.5 years

Race & ethnicity

White 97.5%

Black or African American 1.4%

Two or more races 1.1%

Group	Count	%
White	276	97.5%
Black or African American	4	1.4%
Two or more races	3	1.1%

Household income

$10k–$15k 1.9%

$15k–$25k 16.1%

$25k–$35k 20.0%

$35k–$50k 17.4%

$50k–$75k 28.4%

$75k–$100k 4.5%

$100k–$150k 11.6%

Range	% of households
$10k–$15k	1.9%
$15k–$25k	16.1%
$25k–$35k	20.0%
$35k–$50k	17.4%
$50k–$75k	28.4%
$75k–$100k	4.5%
$100k–$150k	11.6%
Median income	$37,202

Housing

Home values

Under $50k 22.5%

$50k–$100k 22.5%

$100k–$150k 11.3%

$150k–$200k 11.3%

$200k–$300k 32.4%

Housing overview

Metric	Value
Median home value	$110,900
Median rent / month	$758
Owner occupied	45.8%
Renter occupied	54.2%
Vacant	18.0%
Single-family detached	98.9%
Large apartment buildings	0.0%
Mobile homes	0.0%
Median rooms	6.9
Avg household size (owned)	2.49

Year built

Era	%
2020 or later	0.0%
2010–2019	0.0%
2000–2009	0.0%
1990–1999	12.2%
1980–1989	13.2%
1970–1979	10.6%
1960–1969	5.3%
1950–1959	11.1%
1940–1949	9.0%
1939 or earlier	38.6%

Bedrooms

Size	% of units
No bedroom (studio)	0.0%
1 bedroom	2.1%
2 bedrooms	31.7%
3 bedrooms	29.1%
4 bedrooms	36.0%
5+ bedrooms	1.1%

Vehicles per household

Vehicles	% of households
No vehicle	0.0%
1 vehicle	14.2%
2 vehicles	36.8%
3 or more	49.0%

Heating fuel

Fuel type	%
Utility gas	32.3%
Electricity	3.2%
Propane / LP gas	64.5%

Households & families

Household type	Count	%
Married-couple family	65	41.9%
Cohabiting couple	6	3.9%
Male householder, no spouse	69	44.5%
Female householder, no spouse	15	9.7%
Households with children under 18	1	0.6%
Households with seniors (65+)	78	50.3%
Average household size	1.83

Marital status

Status	Male	Female
Never married	21.4%	7.9%
Married	53.1%	71.9%
Separated	0.0%	1.1%
Widowed	2.6%	13.5%
Divorced	22.9%	5.6%

Education

Less than 9th grade 1.1%

Some HS, no diploma 1.9%

HS graduate 33.8%

Some college, no degree 21.9%

Associate's degree 12.3%

Bachelor's degree 25.3%

Graduate / professional 3.7%

Metric	%
HS diploma or higher	97.0%
Bachelor's or higher	29.0%

School enrollment (ages 3–17)

Type	Count	%
Nursery / preschool	0	0.0%
Kindergarten	0	0.0%
Elementary school	2	12.5%
High school	2	12.5%
College / grad school	12	75.0%

Employment

Industry of employment

Agriculture & mining 48.3%

Retail trade 17.4%

Manufacturing 12.9%

Transportation & utilities 5.1%

Education & healthcare 4.5%

Other services 3.9%

Construction 2.2%

Finance & real estate 2.2%

Wholesale trade 1.1%

Arts, food & hospitality 1.1%

Professional & management 0.6%

Public administration 0.6%

Occupation

Category	%
Management, business & arts	57.9%
Service	7.9%
Sales & office	12.9%
Natural resources & construction	11.8%
Production & transportation	9.6%

Employment type

Type	%
Private sector	81.5%
Government	1.7%
Self-employed	16.9%
Unpaid family workers	0.0%

Commute

Method	%
Drive alone	52.9%
Carpool	1.7%
Public transit	4.0%
Walk	3.4%
Other means	0.0%
Avg commute (minutes)	21.8

Poverty

All people 1.4%

Under 18 years 0.0%

18 and over 1.4%

Married-couple families 0.0%

Female-led households 0.0%

Income support

Source	% of households
Social Security	34.2%
Retirement income	9.7%
Supplemental Security	0.6%
Cash public assistance	0.0%
Food stamps / SNAP	3.9%

Health indicators

Condition	%
High blood pressure	39.5%
High cholesterol	36.9%
Heart disease	9.2%
Stroke	4.2%
Asthma	9.5%
Arthritis	29.9%
Kidney disease	3.7%
Pulmonary disease	9.1%
Cancer	8.7%

Behavior / access	%
Binge drinking	18.2%
No physical activity	29.2%
Less than 7 hrs sleep	29.4%
Fair or poor health	15.9%
Poor mental health	12.9%
Poor physical health	12.0%
No health insurance	9.1%
Visited doctor (checkup)	76.2%
Visited dentist	63.9%
Cholesterol screening	90.7%
Teeth loss	15.1%

Veterans & disability

Veterans	Count	%
Civilian veterans	20	7.2%

Disability	%
Any disability	26.5%
Under 18	0.0%
18–64 years	6.4%
65 and over	43.5%

Health insurance coverage

Type	%
Private insurance	54.1%
Public insurance	62.5%
Uninsured under 19	0.0%

Language & origin

Language spoken at home (age 5+)

Language	Count	%
English only	283	100.0%
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)	282	99.6%
Born in same state	282	99.6%
Born in different state	233	82.3%
Foreign born	0	0.0%
Naturalized citizen	1	0.4%
Not a US citizen	1	100.0%

Ancestry

Ancestry	Count	%
Polish	38	13.4%
French	28	9.9%
Italian	19	6.7%

Ancestry	Count	%
Dutch	6	2.1%
Arab	6	2.1%

Technology access

Metric	% of households
Computer access	54.8%
Internet access	82.6%

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

Frequently asked questions

What is the ZIP code for Lone Rock, IA?

Lone Rock, IA has one ZIP code: 50559.

What is the main ZIP code for Lone Rock, IA?

The primary ZIP code for Lone Rock, IA is 50559. The city uses area code 515 for phone service.

What county is Lone Rock, IA in?

Lone Rock is located in Kossuth County, Iowa.

How many ZIP codes are in Lone Rock, IA?

Lone Rock, IA has 1 ZIP code.

What ZIP code should I use when mailing a package to a business in downtown Lone Rock?

Packages addressed to downtown Lone Rock should use ZIP code 50559, which serves the entire city and its central business district.

If I'm sending mail to a residential address in Lone Rock, what ZIP code do I need?

All residential addresses in Lone Rock, Iowa use ZIP code 50559, as it is the only ZIP code that covers the city.