Lake City ZIP Codes — Calhoun County, IA

There is one unique ZIP code in Lake City, Iowa and it is 51449. Area code: 712.

ZIP codes

89.68

sq mi land

0.55

sq mi water

712

area code

Lake City, IA ZIP code map

About Lake City, IA

Lake City, Iowa, is a charming small city located within Calhoun County. Known for its friendly atmosphere and a close-knit community, Lake City offers residents a peaceful lifestyle surrounded by scenic landscapes. The city is unique in its blend of rural charm and modern convenience, making it an attractive destination for both visitors and potential new residents.

Location & geography

Situated in the central part of Iowa, Lake City covers a total area of 89.68 square miles, with a small water area of 0.55 square miles. It is conveniently located near several other cities, including Fort Dodge, approximately 23 miles to the southeast, and Rockwell City, just 11 miles to the northwest. The terrain is predominantly flat, characteristic of Iowa's lovely farm country, providing picturesque views of the countryside.

Community & economy

Lake City is characterized by a strong sense of community, where residents often come together for local events and festivals. The city's economy is supported by agriculture, small businesses, and some manufacturing, providing diverse job opportunities for its citizens. Daily life in Lake City is enriched by nearby parks and recreational activities, fostering a family-friendly environment that many families appreciate.

Transportation

Visitors and residents can access Lake City primarily via U.S. Route 20, which runs east-west through the area, connecting it to larger cities in Iowa. The nearest airport is Fort Dodge Regional Airport, located about 25 miles southeast, offering commercial flights for further travel needs. Public transportation options may be limited, but local roadways facilitate easy commuting within the city and surrounding areas.

History

Lake City was founded in the late 19th century and has a rich history tied to agriculture and community development in Iowa. As the area thrived, key industries emerged that supported the local economy, leading to a steady growth of the population and services. Notable events in the city’s history include the construction of key infrastructure that bolstered its prominence in Calhoun County.

Did you know?

One surprising fact about Lake City is that it is home to a historical water tower that adds character to the skyline. Additionally, the city hosts an annual outdoor festival, drawing visitors from surrounding areas to celebrate local culture and community spirit.

ZIP codes for Lake City, IA (1)

ZIP code	City	County	Map
51449	Lake City	Calhoun	View map

Demographics & statistics

2,020

Population

49.9

Median age

$68,750

Median household income

$39,309

Per capita income

$104,400

Median home value

$719

Median monthly rent

79.0%

Home ownership

9.5%

Poverty rate

1.7%

Unemployment

737

Housing units

17.2%

Bachelor's or higher

Age distribution

Male Female

Under 5

5–9

10–14

15–19

20–24

136

25–34

139

35–44

45–54

55–59

105

60–64

108

152

65–74

155

75–84

85+

← Male

Female →

Age summary

Group	Count	%
Under 18	395	19.6%
18 and over	1,625	80.4%
65 and over	564	27.9%
Median age	49.9 years

Race & ethnicity

White 91.3%

Two or more races 4.8%

Hispanic or Latino 2.1%

Other race 1.7%

Black or African American 0.1%

Group	Count	%
White	1,884	91.3%
Two or more races	98	4.8%
Hispanic or Latino	43	2.1%
Other race	36	1.7%
Black or African American	2	0.1%

Household income

Under $10k 1.8%

$10k–$15k 3.5%

$15k–$25k 8.3%

$25k–$35k 9.9%

$35k–$50k 10.9%

$50k–$75k 19.1%

$75k–$100k 19.3%

$100k–$150k 20.8%

$150k–$200k 1.9%

$200k+ 4.8%

Range	% of households
Under $10k	1.8%
$10k–$15k	3.5%
$15k–$25k	8.3%
$25k–$35k	9.9%
$35k–$50k	10.9%
$50k–$75k	19.1%
$75k–$100k	19.3%
$100k–$150k	20.8%
$150k–$200k	1.9%
$200k+	4.8%
Median income	$68,750

Housing

Home values

Under $50k 14.4%

$50k–$100k 32.9%

$100k–$150k 20.3%

$150k–$200k 7.0%

$200k–$300k 16.6%

$300k–$500k 4.4%

$500k–$1M 4.4%

Housing overview

Metric	Value
Median home value	$104,400
Median rent / month	$719
Owner occupied	79.0%
Renter occupied	21.0%
Vacant	11.6%
Single-family detached	87.7%
Large apartment buildings	0.0%
Mobile homes	3.5%
Median rooms	6.4
Avg household size (owned)	2.34

Year built

Era	%
2020 or later	0.0%
2010–2019	4.2%
2000–2009	4.8%
1990–1999	2.9%
1980–1989	5.7%
1970–1979	14.4%
1960–1969	12.0%
1950–1959	11.3%
1940–1949	4.8%
1939 or earlier	40.0%

Bedrooms

Size	% of units
No bedroom (studio)	1.5%
1 bedroom	8.8%
2 bedrooms	27.3%
3 bedrooms	39.4%
4 bedrooms	14.9%
5+ bedrooms	8.0%

Vehicles per household

Vehicles	% of households
No vehicle	2.8%
1 vehicle	24.5%
2 vehicles	44.9%
3 or more	27.9%

Heating fuel

Fuel type	%
Utility gas	57.6%
Electricity	28.3%
Propane / LP gas	8.4%
Wood	0.4%
No fuel used	2.0%

Households & families

Household type	Count	%
Married-couple family	468	58.5%
Cohabiting couple	53	6.6%
Male householder, no spouse	106	13.3%
Female householder, no spouse	173	21.6%
Households with children under 18	193	24.1%
Households with seniors (65+)	340	42.5%
Average household size	2.40

Marital status

Status	Male	Female
Never married	25.2%	20.6%
Married	63.2%	51.3%
Separated	0.9%	0.9%
Widowed	3.0%	15.6%
Divorced	7.7%	11.6%

Education

Less than 9th grade 0.0%

Some HS, no diploma 4.9%

HS graduate 41.9%

Some college, no degree 21.6%

Associate's degree 14.3%

Bachelor's degree 10.3%

Graduate / professional 6.9%

Metric	%
HS diploma or higher	95.1%
Bachelor's or higher	17.2%

School enrollment (ages 3–17)

Type	Count	%
Nursery / preschool	19	6.1%
Kindergarten	41	13.2%
Elementary school	153	49.4%
High school	63	20.3%
College / grad school	34	11.0%

Employment

Industry of employment

Education & healthcare 38.3%

Manufacturing 17.3%

Retail trade 11.7%

Agriculture & mining 5.8%

Other services 4.8%

Wholesale trade 4.5%

Construction 3.8%

Finance & real estate 3.6%

Professional & management 3.1%

Arts, food & hospitality 2.9%

Transportation & utilities 2.3%

Public administration 1.6%

Information 0.2%

Occupation

Category	%
Management, business & arts	33.5%
Service	21.1%
Sales & office	18.2%
Natural resources & construction	10.1%
Production & transportation	17.0%

Employment type

Type	%
Private sector	74.9%
Government	17.0%
Self-employed	8.1%
Unpaid family workers	0.0%

Commute

Method	%
Drive alone	80.3%
Carpool	9.8%
Public transit	0.0%
Walk	5.6%
Other means	0.2%
Avg commute (minutes)	14.6

Poverty

All people 9.5%

Under 18 years 8.7%

18 and over 9.7%

Married-couple families 1.3%

Female-led households 29.8%

Income support

Source	% of households
Social Security	43.1%
Retirement income	24.0%
Supplemental Security	9.3%
Cash public assistance	1.9%
Food stamps / SNAP	10.5%

Health indicators

Condition	%
High blood pressure	39.4%
High cholesterol	36.7%
Heart disease	8.9%
Stroke	4.1%
Asthma	9.3%
Arthritis	30.8%
Kidney disease	3.7%
Pulmonary disease	8.5%
Cancer	9.1%

Behavior / access	%
Binge drinking	18.2%
No physical activity	27.0%
Less than 7 hrs sleep	29.1%
Fair or poor health	15.2%
Poor mental health	12.6%
Poor physical health	11.1%
No health insurance	9.1%
Visited doctor (checkup)	78.0%
Visited dentist	64.1%
Cholesterol screening	90.2%
Teeth loss	14.7%

Veterans & disability

Veterans	Count	%
Civilian veterans	93	5.7%

Disability	%
Any disability	13.8%
Under 18	1.5%
18–64 years	12.2%
65 and over	26.9%

Health insurance coverage

Type	%
Private insurance	68.9%
Public insurance	52.1%
Uninsured under 19	1.9%

Language & origin

Language spoken at home (age 5+)

Language	Count	%
English only	1,876	92.9%
Spanish	8	0.4%
Other Indo-European	8	0.4%
Asian & Pacific Islander	0	0.0%
Other languages	0	0.0%

Place of birth & citizenship

Origin	Count	%
Native born (US)	2,015	99.8%
Born in same state	2,010	99.5%
Born in different state	1,635	80.9%
Foreign born	5	0.2%
Naturalized citizen	5	0.2%
Not a US citizen	0	0.0%

Ancestry

Ancestry	Count	%
French	228	11.3%
Italian	144	7.1%
Arab	104	5.1%
Polish	93	4.6%

Ancestry	Count	%
Dutch	75	3.7%
English	22	1.1%
German	7	0.3%

Technology access

Metric	% of households
Computer access	39.6%
Internet access	90.4%

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

Frequently asked questions

What ZIP codes does Lake City, IA have?

Lake City, IA has one ZIP code: 51449. Each ZIP code serves a distinct delivery area within the city and surrounding region.