Williams ZIP Codes — Hamilton County, IA

There is one unique ZIP code in Williams, Iowa and it is 50271. Area code: 515.
1
ZIP codes
66.39
sq mi land
0.00
sq mi water
515
area code
Williams, IA ZIP code map

About Williams, IA

Williams is a charming city located in the state of Iowa, nestled within Hamilton County. This small community is known for its friendly atmosphere and close-knit residential feel. Serving as a quiet haven for its residents, Williams combines rural charm with modern conveniences.

Location & geography

Williams, Iowa, occupies an area of 66.39 square miles of land, with no water area, showcasing a predominantly terrestrial landscape. It is conveniently positioned in central Iowa, surrounded by neighboring cities such as Webster City, located about 14 miles to the northeast, Alden approximately 10 miles to the west, and Radcliffe around 13 miles to the south. The terrain is characterized by rolling hills and farmland typical of the region, contributing to its picturesque scenery.

Community & economy

The character of Williams is defined by its strong community ties and local industries, which primarily revolve around agriculture and family-run businesses. Daily life in Williams revolves around community events and gatherings, fostering a sense of belonging among residents. The city's residents take pride in their hometown, often engaging in local activities that highlight their shared interests and values.

Transportation

Williams is accessible via several highways, including State Highway 57 which provides direct routes to surrounding areas. The nearest major airport is the Des Moines International Airport, situated approximately 70 miles to the south, serving as the main travel hub for residents in the area. Local transit options are limited, emphasizing the small-town atmosphere deep-rooted in Iowa culture.

History

Founded in the late 19th century, Williams has deep agricultural roots that continue to influence its economy and way of life. Initially, the town thrived due to its position along the railroads, which helped transport goods and resources during the early days. Over time, the community has maintained its rural heritage while adapting to modern economic challenges and opportunities.

Did you know?

One little-known fact about Williams is that despite its small size, it boasts a unique local pride reflected in its community events. The city exemplifies the quintessential rural Iowa lifestyle, serving as a tranquil retreat from the hustle and bustle of urban life.

ZIP codes for Williams, IA (1)
ZIP code City County Map
50271 Williams Hamilton View map

Demographics & statistics

623
Population
47.5
Median age
$81,250
Median household income
$53,745
Per capita income
$132,500
Median home value
$696
Median monthly rent
82.8%
Home ownership
4.2%
Poverty rate
3.1%
Unemployment
295
Housing units
15.3%
Bachelor's or higher

Age distribution

Male Female
13
Under 5
14
16
5–9
17
10
10–14
11
25
15–19
29
8
20–24
9
24
25–34
28
44
35–44
49
36
45–54
40
17
55–59
20
42
60–64
47
47
65–74
53
3
75–84
4
8
85+
9
← Male
Female →

Age summary

GroupCount%
Under 1810416.7%
18 and over51983.3%
65 and over12419.9%
Median age47.5 years

Race & ethnicity

White 93.6%
Two or more races 3.8%
Hispanic or Latino 2.5%
American Indian / Alaska Native 0.2%
GroupCount%
White59893.6%
Two or more races243.8%
Hispanic or Latino162.5%
American Indian / Alaska Native10.2%

Household income

Under $10k 2.2%
$10k–$15k 3.4%
$15k–$25k 7.5%
$25k–$35k 1.5%
$35k–$50k 13.8%
$50k–$75k 17.5%
$75k–$100k 11.6%
$100k–$150k 18.7%
$150k–$200k 7.8%
$200k+ 16.0%
Range% of households
Under $10k2.2%
$10k–$15k3.4%
$15k–$25k7.5%
$25k–$35k1.5%
$35k–$50k13.8%
$50k–$75k17.5%
$75k–$100k11.6%
$100k–$150k18.7%
$150k–$200k7.8%
$200k+16.0%
Median income$81,250

Housing

Home values

Under $50k 5.9%
$50k–$100k 32.9%
$100k–$150k 17.6%
$150k–$200k 11.3%
$200k–$300k 5.4%
$300k–$500k 24.3%
$500k–$1M 2.7%

Housing overview

MetricValue
Median home value$132,500
Median rent / month$696
Owner occupied82.8%
Renter occupied17.2%
Vacant21.4%
Single-family detached94.1%
Large apartment buildings0.0%
Mobile homes0.3%
Median rooms7.0
Avg household size (owned)2.28

Year built

Era%
2020 or later0.0%
2010–20190.3%
2000–20090.3%
1990–19996.2%
1980–19895.0%
1970–197912.9%
1960–19693.5%
1950–19595.0%
1940–194910.9%
1939 or earlier56.0%

Bedrooms

Size% of units
No bedroom (studio)0.0%
1 bedroom4.1%
2 bedrooms15.2%
3 bedrooms47.8%
4 bedrooms19.1%
5+ bedrooms13.8%

Vehicles per household

Vehicles% of households
No vehicle4.5%
1 vehicle17.9%
2 vehicles39.6%
3 or more38.1%

Heating fuel

Fuel type%
Utility gas6.0%
Electricity6.7%
Propane / LP gas86.9%
Wood0.4%

Households & families

Household typeCount%
Married-couple family15557.8%
Cohabiting couple197.1%
Male householder, no spouse3814.2%
Female householder, no spouse5620.9%
Households with children under 186022.4%
Households with seniors (65+)8531.7%
Average household size2.32

Marital status

StatusMaleFemale
Never married27.9%24.3%
Married59.3%57.4%
Separated0.0%0.0%
Widowed0.0%11.6%
Divorced12.8%6.7%

Education

Less than 9th grade 0.2%
Some HS, no diploma 3.2%
HS graduate 21.0%
Some college, no degree 26.8%
Associate's degree 33.5%
Bachelor's degree 13.0%
Graduate / professional 2.3%
Metric%
HS diploma or higher96.6%
Bachelor's or higher15.3%

School enrollment (ages 3–17)

TypeCount%
Nursery / preschool76.4%
Kindergarten00.0%
Elementary school3027.3%
High school4944.5%
College / grad school2421.8%

Employment

Industry of employment

Education & healthcare 26.3%
Agriculture & mining 24.4%
Retail trade 13.8%
Manufacturing 8.0%
Construction 7.4%
Public administration 6.4%
Professional & management 4.2%
Transportation & utilities 4.0%
Information 1.6%
Finance & real estate 1.6%
Wholesale trade 1.1%
Arts, food & hospitality 1.1%
Other services 0.3%

Occupation

Category%
Management, business & arts47.2%
Service13.5%
Sales & office19.6%
Natural resources & construction9.0%
Production & transportation10.6%

Employment type

Type%
Private sector71.9%
Government12.5%
Self-employed14.6%
Unpaid family workers1.1%

Commute

Method%
Drive alone71.5%
Carpool4.3%
Public transit0.0%
Walk3.8%
Other means1.6%
Avg commute (minutes)31.8

Poverty

All people 4.2%
Under 18 years 7.7%
18 and over 3.5%
Married-couple families 0.0%
Female-led households 26.9%

Income support

Source% of households
Social Security34.7%
Retirement income21.6%
Supplemental Security2.2%
Cash public assistance0.4%
Food stamps / SNAP6.0%

Health indicators

Condition%
High blood pressure35.5%
High cholesterol37.4%
Heart disease7.3%
Stroke3.3%
Asthma9.2%
Arthritis27.2%
Kidney disease3.1%
Pulmonary disease7.1%
Cancer8.2%
Behavior / access%
Binge drinking20.7%
No physical activity24.2%
Less than 7 hrs sleep29.1%
Fair or poor health12.5%
Poor mental health12.5%
Poor physical health9.7%
No health insurance8.5%
Visited doctor (checkup)77.1%
Visited dentist66.5%
Cholesterol screening90.3%
Teeth loss11.8%

Veterans & disability

VeteransCount%
Civilian veterans326.2%
Disability%
Any disability5.5%
Under 182.9%
18–64 years2.3%
65 and over17.7%

Health insurance coverage

Type%
Private insurance84.1%
Public insurance31.0%
Uninsured under 192.5%

Language & origin

Language spoken at home (age 5+)

LanguageCount%
English only59695.7%
Spanish20.3%
Other Indo-European10.2%
Asian & Pacific Islander10.2%
Other languages00.0%

Place of birth & citizenship

OriginCount%
Native born (US)62199.7%
Born in same state61999.4%
Born in different state49980.1%
Foreign born20.3%
Naturalized citizen20.3%
Not a US citizen00.0%

Ancestry

AncestryCount%
Italian9615.4%
Polish6510.4%
French335.3%
English254%
AncestryCount%
Arab243.9%
Dutch81.3%
Norwegian10.2%

Technology access

Metric% of households
Computer access43.0%
Internet access93.3%

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

Frequently asked questions
What ZIP codes does Williams, IA have?
Williams, IA has one ZIP code: 50271. Each ZIP code serves a distinct delivery area within the city and surrounding region.
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