Renwick ZIP Codes — Humboldt County, IA

There is one unique ZIP code in Renwick, Iowa and it is 50577. Area code: 515.

ZIP codes

38.94

sq mi land

0.00

sq mi water

515

area code

Renwick, IA ZIP code map

About Renwick, IA

Renwick is a small city nestled in Humboldt County, Iowa, boasting a charming rural atmosphere. Known for its friendly community and close-knit environment, Renwick provides residents with a peaceful lifestyle surrounded by picturesque landscapes. Despite its small size, it has essential amenities and a welcoming spirit that attracts both residents and visitors alike.

Location & geography

Located in the north-central part of Iowa, Renwick enjoys a serene setting with a total land area of 38.94 square miles. The city is situated approximately 12 miles north of Humboldt, 16 miles southwest of Eagle Grove, and 20 miles southeast of Clarion. Notably, there are no bodies of water within its boundaries, contributing to its predominantly rural terrain.

Community & economy

The character of Renwick is defined by its strong sense of community and friendliness among its residents. The local economy is primarily supported by agriculture and small businesses, reflecting the industrial trends typically found in rural Iowa. Daily life in Renwick is laid-back, with local events and gatherings promoting community spirit and connection among families.

Transportation

Renwick is accessible via Highway 17, which connects it to nearby towns and cities, enhancing travel options for residents and visitors. The nearest regional airport is the Fort Dodge Regional Airport, located about 30 miles southwest, providing additional travel convenience.

History

Renwick was established in the late 19th century, evolving as a community primarily centered on agricultural development and services. Throughout its history, the city has remained small yet resilient, adapting to the needs of its residents while fostering a close-knit environment. One notable aspect of Renwick's history is its ability to maintain rural traditions amidst changing times.

Did you know?

A little-known fact about Renwick is that it is home to the historic Renwick Schoolhouse, which showcases the town's educational heritage. Additionally, the city hosts an annual community celebration that draws participants from surrounding areas, emphasizing the importance of local traditions and camaraderie.

ZIP codes for Renwick, IA (1)

ZIP code	City	County	Map
50577	Renwick	Humboldt	View map

Demographics & statistics

383

Population

51.4

Median age

$60,469

Median household income

$39,553

Per capita income

$81,200

Median home value

$689

Median monthly rent

88.2%

Home ownership

9.7%

Poverty rate

0.4%

Unemployment

220

Housing units

9.6%

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

75–84

← Male

Female →

Age summary

Group	Count	%
Under 18	50	13.1%
18 and over	333	86.9%
65 and over	62	16.2%
Median age	51.4 years

Race & ethnicity

White 78.3%

Two or more races 9%

Hispanic or Latino 8.8%

American Indian / Alaska Native 2.4%

Black or African American 1%

Other race 0.5%

Group	Count	%
White	329	78.3%
Two or more races	38	9%
Hispanic or Latino	37	8.8%
American Indian / Alaska Native	10	2.4%
Black or African American	4	1%
Other race	2	0.5%

Household income

Under $10k 5.9%

$10k–$15k 4.9%

$15k–$25k 3.9%

$25k–$35k 5.9%

$35k–$50k 23.6%

$50k–$75k 23.6%

$75k–$100k 3.0%

$100k–$150k 24.1%

$150k–$200k 2.5%

$200k+ 2.5%

Range	% of households
Under $10k	5.9%
$10k–$15k	4.9%
$15k–$25k	3.9%
$25k–$35k	5.9%
$35k–$50k	23.6%
$50k–$75k	23.6%
$75k–$100k	3.0%
$100k–$150k	24.1%
$150k–$200k	2.5%
$200k+	2.5%
Median income	$60,469

Housing

Home values

Under $50k 34.6%

$50k–$100k 23.5%

$100k–$150k 8.4%

$150k–$200k 7.8%

$200k–$300k 25.1%

$500k–$1M 0.6%

Housing overview

Metric	Value
Median home value	$81,200
Median rent / month	$689
Owner occupied	88.2%
Renter occupied	11.8%
Vacant	16.8%
Single-family detached	95.5%
Large apartment buildings	0.0%
Mobile homes	4.1%
Median rooms	6.8
Avg household size (owned)	1.85

Year built

Era	%
2020 or later	0.0%
2010–2019	0.0%
2000–2009	0.0%
1990–1999	0.0%
1980–1989	8.6%
1970–1979	9.8%
1960–1969	7.4%
1950–1959	13.1%
1940–1949	12.3%
1939 or earlier	48.8%

Bedrooms

Size	% of units
No bedroom (studio)	0.0%
1 bedroom	0.8%
2 bedrooms	18.0%
3 bedrooms	56.6%
4 bedrooms	14.8%
5+ bedrooms	9.8%

Vehicles per household

Vehicles	% of households
No vehicle	1.0%
1 vehicle	9.9%
2 vehicles	48.8%
3 or more	40.4%

Heating fuel

Fuel type	%
Utility gas	5.9%
Electricity	13.8%
Propane / LP gas	78.3%
Fuel oil	1.0%
Wood	0.5%

Households & families

Household type	Count	%
Married-couple family	105	51.7%
Cohabiting couple	27	13.3%
Male householder, no spouse	51	25.1%
Female householder, no spouse	20	9.9%
Households with children under 18	29	14.3%
Households with seniors (65+)	53	26.1%
Average household size	1.89

Marital status

Status	Male	Female
Never married	28.0%	19.6%
Married	52.4%	64.1%
Separated	0.0%	0.0%
Widowed	1.1%	5.9%
Divorced	18.5%	10.5%

Education

Less than 9th grade 1.0%

Some HS, no diploma 5.5%

HS graduate 26.7%

Some college, no degree 46.9%

Associate's degree 10.3%

Bachelor's degree 5.8%

Graduate / professional 3.8%

Metric	%
HS diploma or higher	93.5%
Bachelor's or higher	9.6%

School enrollment (ages 3–17)

Type	Count	%
Nursery / preschool	1	2.5%
Kindergarten	0	0.0%
Elementary school	24	60.0%
High school	13	32.5%
College / grad school	2	5.0%

Employment

Industry of employment

Manufacturing 13.4%

Public administration 12.6%

Agriculture & mining 12.2%

Professional & management 11.3%

Other services 9.7%

Construction 7.6%

Wholesale trade 6.7%

Transportation & utilities 6.7%

Education & healthcare 4.6%

Arts, food & hospitality 4.6%

Retail trade 4.2%

Information 3.8%

Finance & real estate 2.5%

Occupation

Category	%
Management, business & arts	16.8%
Service	14.7%
Sales & office	26.1%
Natural resources & construction	23.1%
Production & transportation	19.3%

Employment type

Type	%
Private sector	72.3%
Government	16.8%
Self-employed	10.1%
Unpaid family workers	0.8%

Commute

Method	%
Drive alone	76.9%
Carpool	8.4%
Public transit	0.0%
Walk	4.6%
Other means	1.7%
Avg commute (minutes)	24.5

Poverty

All people 9.7%

Under 18 years 0.0%

18 and over 11.1%

Married-couple families 1.9%

Female-led households 21.4%

Income support

Source	% of households
Social Security	32.5%
Retirement income	16.7%
Supplemental Security	3.4%
Cash public assistance	3.0%
Food stamps / SNAP	8.9%

Health indicators

Condition	%
High blood pressure	37.3%
High cholesterol	36.7%
Heart disease	8.5%
Stroke	3.7%
Asthma	9.3%
Arthritis	28.4%
Kidney disease	3.5%
Pulmonary disease	8.1%
Cancer	8.2%

Behavior / access	%
Binge drinking	20.2%
No physical activity	26.3%
Less than 7 hrs sleep	30.4%
Fair or poor health	14.4%
Poor mental health	13.1%
Poor physical health	10.8%
No health insurance	9.4%
Visited doctor (checkup)	76.4%
Visited dentist	64.0%
Cholesterol screening	89.2%
Teeth loss	13.9%

Veterans & disability

Veterans	Count	%
Civilian veterans	30	9.0%

Disability	%
Any disability	13.1%
Under 18	14.0%
18–64 years	9.2%
65 and over	29.0%

Health insurance coverage

Type	%
Private insurance	73.9%
Public insurance	36.0%
Uninsured under 19	0.0%

Language & origin

Language spoken at home (age 5+)

Language	Count	%
English only	366	95.6%
Spanish	22	6.0%
Other Indo-European	22	6.0%
Asian & Pacific Islander	0	0.0%
Other languages	0	0.0%

Place of birth & citizenship

Origin	Count	%
Native born (US)	353	92.2%
Born in same state	352	91.9%
Born in different state	330	86.2%
Foreign born	1	0.3%
Naturalized citizen	30	7.8%
Not a US citizen	12	40.0%

Ancestry

Ancestry	Count	%
Italian	47	12.3%
Polish	42	11%
French	21	5.5%

Ancestry	Count	%
Dutch	20	5.2%
English	9	2.3%
Arab	7	1.8%

Technology access

Metric	% of households
Computer access	53.0%
Internet access	97.0%

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

Frequently asked questions

What ZIP codes does Renwick, IA have?

Renwick, IA has one ZIP code: 50577. Each ZIP code serves a distinct delivery area within the city and surrounding region.