83350 ZIP Code — Rupert, ID

Minidoka County, Idaho

ZIP code 83350 is located in Rupert, Idaho, within Minidoka County. It covers approximately 263.68 square miles and serves a population of 12,355 residents. This is a standard ZIP code in the Mountain (MT) timezone, served by area code 208.

About ZIP code 83350

The housing stock consists of predominantly single-family detached homes. Most homes were built in the 1970s, giving the area an established character. Median home value is $185,500. Owner-occupancy sits near the national average at 74%.

Median household income is $57,981. Poverty affects 18% of residents, above the national average. 38% of households receive Social Security income, suggesting a notable retiree or disability population.

The dominant occupation class is management, business, and professional, with agriculture and mining as the leading industry. The average commute of 17 minutes is near the national average.

College attainment at 13% is below the national average, consistent with a trades and production-oriented local economy.

16% of residents lack health insurance, above the national average.

Overall, ZIP code 83350 reflects a community defined by a trades-oriented workforce, economic challenges above the national average, and a significant Social Security-dependent population.

12,355

population

263.68

sq mi land

Standard

ZIP type

Mountain (MT)

timezone

83350 ZIP code map

Cities in ZIP code 83350

Below are the cities the US Postal Service accepts for ZIP code 83350. Using any city not on this list may result in mail delivery delays.

City	Status
Rupert	Acceptable
Rupert	Acceptable
Rupert	Preferred

Nearby ZIP codes

83323 Declo (12.1 mi) 83336 Heyburn (13.2 mi) 83347 Paul (15 mi) 83318 Burley (18.4 mi)

Demographics updated 06/2026

Population
Total population	12,355
Population density	47 / sq mi
State FIPS	16
County FIPS	067

Geography
Land area	263.68 sq mi
Water area	3.27 sq mi
Latitude	42.6845
Longitude	-113.6193
Timezone	Mountain (MT)
Area code	208

Total population by age

Gender

Race & ethnicity

Economics updated 06/2026

Household income

Income range	This ZIP	County avg	State avg
Under $50k	50.6%	47.0%	41.8%
$50k – $100k	34.2%	35.1%	34.0%
$100k – $200k	13.3%	15.5%	19.5%
Over $200k	1.8%	2.4%	4.7%

Demographics & statistics

12,355

Population

People per sq mi

35.4

Median age

$57,981

Median household income

$26,814

Per capita income

$185,500

Median home value

$772

Median monthly rent

74.1%

Home ownership

17.9%

Poverty rate

3.9%

Unemployment

3,648

Housing units

13.2%

Bachelor's or higher

Age distribution

Male Female

438

Under 5

411

470

5–9

442

493

10–14

463

396

15–19

372

543

20–24

510

793

25–34

745

786

35–44

739

641

45–54

602

278

55–59

262

414

60–64

389

661

65–74

621

344

75–84

323

113

85+

106

← Male

Female →

Age summary

Group	Count	%
Under 18	3,228	26.1%
18 and over	9,127	73.9%
65 and over	2,168	17.5%
Median age	35.4 years

Race & ethnicity

White 58.5%

Hispanic or Latino 19.3%

Two or more races 11.4%

Other race 9.3%

American Indian / Alaska Native 1.3%

Asian 0.2%

Group	Count	%
White	8,951	58.5%
Hispanic or Latino	2,956	19.3%
Two or more races	1,752	11.4%
Other race	1,420	9.3%
American Indian / Alaska Native	195	1.3%
Asian	30	0.2%

Household income

Income range	This ZIP	County avg	State avg
Under $50k	50.6%	47.0%	41.8%
$50k – $100k	34.2%	35.1%	34.0%
$100k – $200k	13.3%	15.5%	19.5%
Over $200k	1.8%	2.4%	4.7%

Under $10k 2.7%

$10k–$15k 9.8%

$15k–$25k 10.7%

$25k–$35k 7.0%

$35k–$50k 12.4%

$50k–$75k 20.7%

$75k–$100k 11.7%

$100k–$150k 16.7%

$150k–$200k 5.3%

$200k+ 3.0%

Range	% of households
Under $10k	2.7%
$10k–$15k	9.8%
$15k–$25k	10.7%
$25k–$35k	7.0%
$35k–$50k	12.4%
$50k–$75k	20.7%
$75k–$100k	11.7%
$100k–$150k	16.7%
$150k–$200k	5.3%
$200k+	3.0%
Median income	$57,981

Housing

Home values

Under $50k 6.4%

$50k–$100k 10.5%

$100k–$150k 17.7%

$150k–$200k 21.1%

$200k–$300k 27.2%

$300k–$500k 11.5%

$500k–$1M 4.9%

$1M+ 0.7%

Housing overview

Metric	Value
Median home value	$185,500
Median rent / month	$772
Owner occupied	74.1%
Renter occupied	25.9%
Vacant	11.1%
Single-family detached	79.3%
Large apartment buildings	3.4%
Mobile homes	9.6%
Median rooms	5.7
Avg household size (owned)	2.84

Year built

Era	%
2020 or later	0.2%
2010–2019	4.6%
2000–2009	5.0%
1990–1999	11.3%
1980–1989	8.8%
1970–1979	24.0%
1960–1969	10.3%
1950–1959	12.5%
1940–1949	10.3%
1939 or earlier	13.0%

Bedrooms

Size	% of units
No bedroom (studio)	2.3%
1 bedroom	4.4%
2 bedrooms	31.1%
3 bedrooms	43.1%
4 bedrooms	15.1%
5+ bedrooms	3.9%

Vehicles per household

Vehicles	% of households
No vehicle	4.7%
1 vehicle	20.7%
2 vehicles	33.5%
3 or more	41.1%

Heating fuel

Fuel type	%
Utility gas	12.9%
Electricity	75.9%
Propane / LP gas	3.9%
Fuel oil	1.9%
Wood	2.7%
No fuel used	1.0%

Households & families

Household type	Count	%
Married-couple family	2,457	58.3%
Cohabiting couple	279	6.6%
Male householder, no spouse	629	14.9%
Female householder, no spouse	848	20.1%
Households with children under 18	1,652	39.2%
Households with seniors (65+)	1,507	35.8%
Average household size	2.91

Marital status

Status	Male	Female
Never married	29.7%	22.1%
Married	56.1%	54.2%
Separated	1.9%	1.0%
Widowed	2.2%	8.4%
Divorced	10.2%	14.3%

Education

Less than 9th grade 10.4%

Some HS, no diploma 8.8%

HS graduate 34.9%

Some college, no degree 22.3%

Associate's degree 10.3%

Bachelor's degree 8.7%

Graduate / professional 4.5%

Metric	%
HS diploma or higher	80.8%
Bachelor's or higher	13.2%

School enrollment (ages 3–17)

Type	Count	%
Nursery / preschool	152	5.2%
Kindergarten	184	6.3%
Elementary school	1,471	50.5%
High school	667	22.9%
College / grad school	437	15.0%

Employment

Industry of employment

Agriculture & mining 18.8%

Education & healthcare 18.6%

Manufacturing 14.2%

Retail trade 11.2%

Other services 7.7%

Construction 5.3%

Arts, food & hospitality 4.8%

Wholesale trade 4.7%

Transportation & utilities 4.7%

Finance & real estate 3.9%

Professional & management 3.6%

Public administration 1.7%

Information 0.9%

Occupation

Category	%
Management, business & arts	26.1%
Service	15.8%
Sales & office	12.5%
Natural resources & construction	21.6%
Production & transportation	23.9%

Employment type

Type	%
Private sector	78.0%
Government	11.8%
Self-employed	8.9%
Unpaid family workers	1.3%

Commute

Method	%
Drive alone	78.1%
Carpool	13.4%
Public transit	0.0%
Walk	0.9%
Work from home	4.6%
Other means	3.0%
Avg commute (minutes)	16.5

Poverty

All people 17.9%

Under 18 years 27.5%

18 and over 14.5%

Married-couple families 9.4%

Female-led households 44.9%

Income support

Source	% of households
Social Security	38.2%
Retirement income	20.3%
Supplemental Security	5.3%
Cash public assistance	4.4%
Food stamps / SNAP	13.7%

Health indicators

Condition	%
Obesity	38.1%
High blood pressure	33.6%
High cholesterol	31.5%
Diabetes	12.5%
Heart disease	7.6%
Stroke	3.7%
Asthma	9.9%
Arthritis	25.3%
Kidney disease	3.5%
Pulmonary disease	7.8%
Cancer	6.6%

Behavior / access	%
Smoking	17.6%
Binge drinking	13.4%
No physical activity	28.5%
Less than 7 hrs sleep	29.9%
Depression	18.7%
Fair or poor health	18.8%
Poor mental health	13.9%
Poor physical health	13.1%
No health insurance	24.3%
Visited doctor (checkup)	68.6%
Visited dentist	59.4%
Cholesterol screening	85.1%
Teeth loss	19.6%

Veterans & disability

Veterans	Count	%
Civilian veterans	614	6.7%

Disability	%
Any disability	11.3%
Under 18	1.7%
18–64 years	7.6%
65 and over	38.2%

Health insurance coverage

Type	%
Private insurance	55.8%
Public insurance	41.5%
No insurance	16.3%
Uninsured under 19	7.7%

Language & origin

Language spoken at home (age 5+)

Language	Count	%
English only	11,506	93.1%
Spanish	1,628	14.1%
Other Indo-European	1,528	13.3%
Asian & Pacific Islander	0	0.0%
Other languages	19	0.2%

Place of birth & citizenship

Origin	Count	%
Native born (US)	10,525	85.2%
Born in same state	10,471	84.8%
Born in different state	7,184	58.1%
Foreign born	54	0.4%
Naturalized citizen	1,830	14.8%
Not a US citizen	756	41.3%

Ancestry

Ancestry	Count	%
French	1,663	13.5%
Arab	829	6.7%
Italian	740	6%
Dutch	213	1.7%

Ancestry	Count	%
Polish	163	1.3%
English	46	0.4%
German	33	0.3%
Irish	2	0%

Technology access

Metric	% of households
Computer access	34.1%
Internet access	90.5%

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

Frequently asked questions about ZIP code 83350

What city is ZIP code 83350 in?

ZIP code 83350 is primarily assigned to Rupert, Idaho.

What county is ZIP code 83350 in?

ZIP code 83350 falls within Minidoka County, Idaho.

How educated is the population of ZIP code 83350?

13% of residents hold a bachelor's degree or higher — below the national average of ~33%, consistent with a trades-oriented local economy.

What is the poverty rate in ZIP code 83350?

18% of residents in ZIP code 83350 live below the poverty line, above the national average.

Does ZIP code 83350 have a large retiree population?

38% of households in ZIP code 83350 receive Social Security income, suggesting a significant retiree or disability population.

What is the typical home value in ZIP code 83350?

The median home value in ZIP code 83350 is $185,500.

What timezone is ZIP code 83350 in?

ZIP code 83350 observes the MST timezone.