Dubois ZIP Code List — Clark County, ID

There is one unique ZIP code in Dubois, Idaho and it is 83423. Area code: 208.

ZIP codes

549.94

sq mi land

0.16

sq mi water

208

area code

Dubois, ID ZIP code map

About Dubois, ID

Dubois, Idaho, is a small city situated in the scenic landscapes of Clark County. Known for its tranquil environment and wide-open spaces, it offers a unique charm that attracts both residents and visitors alike. The city is a great starting point for exploring the surrounding beauty of Idaho's wilderness.

Location & geography

Dubois is located in the eastern part of Idaho, approximately 90 miles southwest of Idaho Falls and 160 miles north of Salt Lake City, Utah. The city encompasses a land area of 549.94 square miles and features a water area of 0.16 square miles, highlighting its vast rural expanse. The terrain is characterized by mountainous landscapes and is surrounded by natural beauty, making it an ideal location for outdoor activities.

Community & economy

The community of Dubois is close-knit, reflecting the small-town charm that residents cherish. The primary industries include agriculture, with local farms contributing to the economy, and tourism, as visitors come to explore the pristine wilderness. Daily life in Dubois revolves around community events and outdoor pursuits, creating a vibrant yet relaxed lifestyle.

Transportation

Dubois is accessible via U.S. Route 20, which connects the area to larger cities and facilitates travel. The nearest major airport is Idaho Falls Regional Airport, located approximately 90 miles away, providing regional air travel options. There is no public transit system in Dubois, but local residents typically depend on private vehicles for transportation.

History

Dubois was founded in the late 19th century, primarily as a railway town, which significantly contributed to its early development. The economy has historically been driven by agriculture and timber, with notable growth in these sectors. Over the years, the city has embraced its rich history and the natural beauty of its surroundings, which continue to draw visitors.

Did you know?

One surprising fact about Dubois is that it is the only city in Idaho with the ZIP code 83423. Additionally, the city serves as a gateway for those heading to the nearby Craters of the Moon National Monument, showcasing Idaho's unique volcanic landscape.

ZIP codes for Dubois, ID (1)

ZIP code	City	County	Map
83423	Dubois	Clark	View map

Demographics & statistics

684

Population

37.9

Median age

$51,458

Median household income

$23,917

Per capita income

$175,000

Median home value

$730

Median monthly rent

69.0%

Home ownership

9.3%

Poverty rate

1.0%

Unemployment

300

Housing units

16.7%

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

85+

← Male

Female →

Age summary

Group	Count	%
Under 18	137	20.0%
18 and over	547	80.0%
65 and over	106	15.5%
Median age	37.9 years

Race & ethnicity

White 43.1%

Hispanic or Latino 28.2%

Other race 20.9%

Two or more races 7.3%

Black or African American 0.4%

Group	Count	%
White	411	43.1%
Hispanic or Latino	269	28.2%
Other race	199	20.9%
Two or more races	70	7.3%
Black or African American	4	0.4%

Household income

Under $10k 1.3%

$10k–$15k 0.9%

$15k–$25k 6.1%

$25k–$35k 27.1%

$35k–$50k 13.1%

$50k–$75k 34.1%

$75k–$100k 6.6%

$100k–$150k 3.9%

$150k–$200k 7.0%

Range	% of households
Under $10k	1.3%
$10k–$15k	0.9%
$15k–$25k	6.1%
$25k–$35k	27.1%
$35k–$50k	13.1%
$50k–$75k	34.1%
$75k–$100k	6.6%
$100k–$150k	3.9%
$150k–$200k	7.0%
Median income	$51,458

Housing

Home values

Under $50k 24.1%

$50k–$100k 7.0%

$100k–$150k 12.7%

$150k–$200k 9.5%

$200k–$300k 22.8%

$300k–$500k 12.0%

$500k–$1M 1.3%

$1M+ 10.8%

Housing overview

Metric	Value
Median home value	$175,000
Median rent / month	$730
Owner occupied	69.0%
Renter occupied	31.0%
Vacant	38.3%
Single-family detached	69.0%
Large apartment buildings	0.0%
Mobile homes	23.5%
Median rooms	5.1
Avg household size (owned)	2.61

Year built

Era	%
2020 or later	0.0%
2010–2019	6.7%
2000–2009	8.9%
1990–1999	25.3%
1980–1989	4.6%
1970–1979	27.8%
1960–1969	3.8%
1950–1959	3.0%
1940–1949	3.0%
1939 or earlier	17.0%

Bedrooms

Size	% of units
No bedroom (studio)	3.2%
1 bedroom	2.7%
2 bedrooms	32.3%
3 bedrooms	38.5%
4 bedrooms	17.3%
5+ bedrooms	5.9%

Vehicles per household

Vehicles	% of households
No vehicle	0.0%
1 vehicle	22.3%
2 vehicles	35.8%
3 or more	41.9%

Heating fuel

Fuel type	%
Electricity	23.1%
Propane / LP gas	25.8%
Fuel oil	6.6%
Wood	43.2%

Households & families

Household type	Count	%
Married-couple family	112	48.9%
Cohabiting couple	14	6.1%
Male householder, no spouse	66	28.8%
Female householder, no spouse	37	16.2%
Households with children under 18	61	26.6%
Households with seniors (65+)	66	28.8%
Average household size	2.85

Marital status

Status	Male	Female
Never married	41.8%	40.6%
Married	43.2%	43.0%
Separated	0.0%	4.8%
Widowed	11.2%	3.8%
Divorced	3.7%	7.8%

Education

Less than 9th grade 16.9%

Some HS, no diploma 23.4%

HS graduate 28.1%

Some college, no degree 12.2%

Associate's degree 2.7%

Bachelor's degree 12.0%

Graduate / professional 4.7%

Metric	%
HS diploma or higher	59.7%
Bachelor's or higher	16.7%

School enrollment (ages 3–17)

Type	Count	%
Nursery / preschool	12	10.3%
Kindergarten	3	2.6%
Elementary school	35	29.9%
High school	49	41.9%
College / grad school	18	15.4%

Employment

Industry of employment

Agriculture & mining 32.6%

Education & healthcare 23.6%

Manufacturing 18.0%

Public administration 9.3%

Retail trade 3.2%

Arts, food & hospitality 3.2%

Other services 2.7%

Wholesale trade 1.9%

Professional & management 1.9%

Transportation & utilities 1.6%

Construction 1.3%

Information 0.8%

Occupation

Category	%
Management, business & arts	30.5%
Service	18.0%
Sales & office	12.5%
Natural resources & construction	29.2%
Production & transportation	9.8%

Employment type

Type	%
Private sector	69.5%
Government	25.5%
Self-employed	5.0%
Unpaid family workers	0.0%

Commute

Method	%
Drive alone	69.8%
Carpool	22.2%
Public transit	0.0%
Walk	2.4%
Other means	0.0%
Avg commute (minutes)	25.9

Poverty

All people 9.3%

Under 18 years 8.8%

18 and over 9.4%

Married-couple families 2.7%

Female-led households 66.7%

Income support

Source	% of households
Social Security	25.3%
Retirement income	15.3%
Supplemental Security	0.4%
Cash public assistance	0.4%
Food stamps / SNAP	1.3%

Health indicators

Condition	%
High blood pressure	32.9%
High cholesterol	31.7%
Heart disease	7.7%
Stroke	3.8%
Asthma	10.1%
Arthritis	24.3%
Kidney disease	3.4%
Pulmonary disease	8.3%
Cancer	6.1%

Behavior / access	%
Binge drinking	13.7%
No physical activity	32.1%
Less than 7 hrs sleep	31.9%
Fair or poor health	21.2%
Poor mental health	14.7%
Poor physical health	13.9%
No health insurance	31.1%
Visited doctor (checkup)	67.4%
Visited dentist	54.0%
Cholesterol screening	82.9%
Teeth loss	23.2%

Veterans & disability

Veterans	Count	%
Civilian veterans	6	1.1%

Disability	%
Any disability	15.1%
Under 18	2.2%
18–64 years	15.8%
65 and over	29.2%

Health insurance coverage

Type	%
Private insurance	50.5%
Public insurance	33.5%
Uninsured under 19	3.5%

Language & origin

Language spoken at home (age 5+)

Language	Count	%
English only	639	93.4%
Spanish	205	32.1%
Other Indo-European	201	31.5%
Asian & Pacific Islander	0	0.0%
Other languages	0	0.0%

Place of birth & citizenship

Origin	Count	%
Native born (US)	460	67.3%
Born in same state	436	63.7%
Born in different state	303	44.3%
Foreign born	24	3.5%
Naturalized citizen	224	32.7%
Not a US citizen	43	19.2%

Ancestry

Ancestry	Count	%
French	94	13.7%
Arab	79	11.5%
Polish	16	2.3%

Ancestry	Count	%
English	15	2.2%
Italian	10	1.5%
Dutch	6	0.9%

Technology access

Metric	% of households
Computer access	33.5%
Internet access	90.0%

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

Frequently asked questions

What is the ZIP code for Dubois, ID?

Dubois, ID has one ZIP code: 83423.

What is the main ZIP code for Dubois, ID?

The primary ZIP code for Dubois, ID is 83423. The city uses area code 208 for phone service.

What county is Dubois, ID in?

Dubois is located in Clark County, Idaho.

How many ZIP codes are in Dubois, ID?

Dubois, ID has 1 ZIP code.

What is the ZIP code for downtown Dubois, Idaho?

Downtown Dubois, Idaho is located in ZIP code 83423, which serves as the primary commercial and civic center for this small Clark County community.

What ZIP code should I use for mailing packages to businesses along Main Street in Dubois, ID?

All addresses on Main Street and throughout Dubois use ZIP code 83423 for mail delivery.