Spencer ZIP Code List — Clark County, ID

There is one unique ZIP code in Spencer, Idaho and it is 83446. Area code: 208.
1
ZIP codes
34.69
sq mi land
0.00
sq mi water
208
area code
Spencer, ID ZIP code map

About Spencer, ID

Spencer, Idaho, is a quaint city nestled in the scenic landscapes of Clark County. Known for its serene atmosphere and rural charm, Spencer boasts a close-knit community that embodies the traditional American spirit. With its stunning natural surroundings and limited urban development, it provides a peaceful escape for visitors and residents alike.

Location & geography

Spencer is located in the eastern part of Idaho and is the only city within Clark County. It is approximately 60 miles from the larger city of Idaho Falls to the southeast and around 30 miles from Montpelier, Utah, to the south. The city's land area spans 34.69 square miles, with no designated water area, making it primarily a land-based community with a stunning high desert terrain.

Community & economy

The character of Spencer is defined by its welcoming residents and a strong sense of community. The local economy is primarily supported by agriculture, with farming and livestock playing key roles in the livelihood of its inhabitants. Daily life in Spencer revolves around outdoor activities, community events, and enjoying the surrounding natural beauty, providing a harmonious lifestyle for its residents.

Transportation

Highway 20 runs close to Spencer, providing essential access to other parts of Idaho and surrounding states. The nearest airport for commercial flights is located in Idaho Falls, which offers a range of domestic destinations and is about an hour away from Spencer. Public transit options in the area are limited, with most residents relying on personal vehicles for travel.

History

Spencer was founded in the early 1900s and has always been characterized by its agricultural roots, with farming as one of its initial key industries. Over the years, the city has developed a reputation for its breathtaking natural scenery, attracting visitors interested in outdoor activities such as hiking and fishing. Notable events include local fairs and community gatherings that celebrate Spencer's rich history and culture.

Did you know?

One surprising fact about Spencer is that it has a historical significance as a site for early railroad developments in Idaho. This small city also serves as a gateway for those looking to explore the picturesque landscapes of the surrounding forest and mountain regions.

ZIP codes for Spencer, ID (1)
ZIP code City County Map
83446 Spencer Clark View map

Demographics & statistics

25
Population
67.4
Median age
$67,679
Median household income
$39,644
Per capita income
$112,500
Median home value
$0
Median monthly rent
84.2%
Home ownership
24.0%
Poverty rate
23.5%
Unemployment
49
Housing units
0.0%
Bachelor's or higher

Age distribution

Male Female
1
20–24
2
1
35–44
2
2
55–59
2
4
65–74
4
3
75–84
4
← Male
Female →

Age summary

GroupCount%
Under 1800.0%
18 and over25100.0%
65 and over1560.0%
Median age67.4 years

Race & ethnicity

White 88%
Two or more races 12%
GroupCount%
White2288%
Two or more races312%

Household income

$10k–$15k 15.8%
$15k–$25k 15.8%
$50k–$75k 57.9%
$100k–$150k 10.5%
Range% of households
$10k–$15k15.8%
$15k–$25k15.8%
$50k–$75k57.9%
$100k–$150k10.5%
Median income$67,679

Housing

Home values

Under $50k 18.8%
$100k–$150k 62.5%
$200k–$300k 6.3%
$300k–$500k 12.5%

Housing overview

MetricValue
Median home value$112,500
Median rent / month$0
Owner occupied84.2%
Renter occupied15.8%
Vacant63.5%
Single-family detached82.7%
Large apartment buildings0.0%
Mobile homes17.3%
Median rooms4.4
Avg household size (owned)1.38

Year built

Era%
2020 or later0.0%
2010–20193.8%
2000–200934.6%
1990–19993.8%
1980–19890.0%
1970–197915.4%
1960–19695.8%
1950–19591.9%
1940–19491.9%
1939 or earlier32.7%

Bedrooms

Size% of units
No bedroom (studio)17.3%
1 bedroom11.5%
2 bedrooms36.5%
3 bedrooms17.3%
4 bedrooms17.3%
5+ bedrooms0.0%

Vehicles per household

Vehicles% of households
No vehicle0.0%
1 vehicle52.6%
2 vehicles26.3%
3 or more21.1%

Heating fuel

Fuel type%
Electricity15.8%
Propane / LP gas68.4%
Fuel oil15.8%

Households & families

Household typeCount%
Married-couple family526.3%
Cohabiting couple15.3%
Male householder, no spouse736.8%
Female householder, no spouse631.6%
Households with children under 1800.0%
Households with seniors (65+)1368.4%
Average household size1.32

Marital status

StatusMaleFemale
Never married0.0%46.2%
Married33.3%30.8%
Separated0.0%0.0%
Widowed0.0%23.1%
Divorced66.7%0.0%

Education

Less than 9th grade 0.0%
Some HS, no diploma 18.2%
HS graduate 27.3%
Some college, no degree 50.0%
Associate's degree 4.5%
Bachelor's degree 0.0%
Graduate / professional 0.0%
Metric%
HS diploma or higher81.8%
Bachelor's or higher0.0%

School enrollment (ages 3–17)

TypeCount%
Nursery / preschool00.0%
Kindergarten00.0%
Elementary school00.0%
High school00.0%
College / grad school3100.0%

Employment

Industry of employment

Professional & management 53.8%
Education & healthcare 38.5%
Wholesale trade 7.7%

Occupation

Category%
Management, business & arts23.1%
Service53.8%
Sales & office15.4%
Natural resources & construction7.7%
Production & transportation0.0%

Employment type

Type%
Private sector84.6%
Government0.0%
Self-employed15.4%
Unpaid family workers0.0%

Commute

Method%
Drive alone0.0%
Carpool76.9%
Public transit0.0%
Walk0.0%
Other means0.0%
Avg commute (minutes)0.0

Poverty

All people 24.0%
Under 18 years 0.0%
18 and over 24.0%
Married-couple families 0.0%
Female-led households 0.0%

Income support

Source% of households
Social Security31.6%
Retirement income52.6%
Supplemental Security0.0%
Cash public assistance0.0%
Food stamps / SNAP0.0%

Health indicators

Condition%
High blood pressure0.0%
High cholesterol0.0%
Heart disease0.0%
Stroke0.0%
Asthma0.0%
Arthritis0.0%
Kidney disease0.0%
Pulmonary disease0.0%
Cancer0.0%
Behavior / access%
Binge drinking0.0%
No physical activity0.0%
Less than 7 hrs sleep0.0%
Fair or poor health0.0%
Poor mental health0.0%
Poor physical health0.0%
No health insurance0.0%
Visited doctor (checkup)0.0%
Visited dentist0.0%
Cholesterol screening0.0%
Teeth loss0.0%

Veterans & disability

VeteransCount%
Civilian veterans28.0%
Disability%
Any disability32.0%
Under 180.0%
18–64 years30.0%
65 and over33.3%

Health insurance coverage

Type%
Private insurance72.0%
Public insurance60.0%
Uninsured under 190.0%

Language & origin

Language spoken at home (age 5+)

LanguageCount%
English only25100.0%
Spanish00.0%
Other Indo-European00.0%
Asian & Pacific Islander00.0%
Other languages00.0%

Place of birth & citizenship

OriginCount%
Native born (US)1872.0%
Born in same state1872.0%
Born in different state936.0%
Foreign born00.0%
Naturalized citizen728.0%
Not a US citizen7100.0%

Ancestry

AncestryCount%
French312%
Arab312%
AncestryCount%
Italian14%

Technology access

Metric% of households
Computer access76.0%
Internet access100.0%

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

Frequently asked questions
What is the ZIP code for Spencer, ID?
Spencer, ID has one ZIP code: 83446.
What is the main ZIP code for Spencer, ID?
The primary ZIP code for Spencer, ID is 83446. The city uses area code 208 for phone service.
What county is Spencer, ID in?
Spencer is located in Clark County, Idaho.
How many ZIP codes are in Spencer, ID?
Spencer, ID has 1 ZIP code.
What is the ZIP code for the Spencer townsite area in Clark County?
The Spencer townsite area is located in ZIP code 83446, which serves the entire community of Spencer, Idaho.
What ZIP code should I use when mailing items to businesses in downtown Spencer, Idaho?
All mail addressed to Spencer, Idaho should use ZIP code 83446, as it is the sole ZIP code serving this small Clark County community.
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