Iona ZIP Code List — Bonneville County, ID

There is one unique ZIP code in Iona, Idaho and it is 83427. Area code: 208.

ZIP codes

83.27

sq mi land

0.04

sq mi water

208

area code

Iona, ID ZIP code map

About Iona, ID

Iona is a charming small city located in Idaho, known for its close-knit community and picturesque surroundings. Situated in Bonneville County, the city embodies the tranquil lifestyle that many seek in this part of Idaho. With its rich landscapes and nearby natural attractions, Iona serves as a welcome retreat for residents and visitors alike.

Location & geography

Iona is geographically positioned in the southeastern region of Idaho, approximately 5 miles east of Idaho Falls. Nearby cities include Ammon, which is about 4 miles to the northwest, and Swan Valley, located around 15 miles to the northeast. The city spans a land area of 83.27 square miles and has a minimal water area of 0.04 square miles, providing a diverse terrain of sprawling fields and small water bodies.

Community & economy

The community of Iona is characterized by its friendly atmosphere and commitment to family values, making it an ideal place for raising children. The local economy mainly revolves around agricultural industries, with many residents engaged in farming and related activities. Daily life in Iona is quiet, with many residents taking pride in their gardens and outdoor activities, reflecting the city's rural charm.

Transportation

Transportation in Iona is primarily facilitated by U.S. Route 26, which allows for easy travel to nearby urban centers. The nearest major airport is Idaho Falls Regional Airport, located approximately 10 miles away, providing both domestic and limited international flights. Public transit options are limited, as most residents prefer the convenience of personal vehicles.

History

Iona was established in the early 1900s and has grown steadily since its founding. The initial economy was heavily reliant on agriculture, which continues to play a significant role in the community's development and identity. Over the years, Iona has maintained its small-town charm while supporting local events that foster community spirit.

Did you know?

One surprising fact about Iona is its strong sense of community, where local events often draw attendance from neighboring towns, enhancing regional camaraderie. Additionally, despite being a small city, Iona boasts rich agricultural traditions that contribute to Idaho's overall farming culture.

ZIP codes for Iona, ID (1)

ZIP code	City	County	Map
83427	Iona	Bonneville	View map

Demographics & statistics

2,655

Population

26.5

Median age

$80,938

Median household income

$28,252

Per capita income

$313,000

Median home value

$1,219

Median monthly rent

95.6%

Home ownership

5.0%

Poverty rate

1.9%

Unemployment

907

Housing units

26.5%

Bachelor's or higher

Age distribution

Male Female

146

Under 5

156

176

5–9

189

161

10–14

172

15–19

100

20–24

151

25–34

161

239

35–44

256

45–54

100

55–59

60–64

65–74

75–84

85+

← Male

Female →

Age summary

Group	Count	%
Under 18	1,146	43.2%
18 and over	1,509	56.8%
65 and over	226	8.5%
Median age	26.5 years

Race & ethnicity

White 89.9%

Two or more races 4.2%

Hispanic or Latino 3.5%

Other race 1.1%

Asian 0.8%

American Indian / Alaska Native 0.3%

Native Hawaiian / Pacific Islander 0.3%

Group	Count	%
White	2,471	89.9%
Two or more races	116	4.2%
Hispanic or Latino	95	3.5%
Other race	30	1.1%
Asian	21	0.8%
American Indian / Alaska Native	9	0.3%
Native Hawaiian / Pacific Islander	8	0.3%

Household income

Under $10k 0.5%

$10k–$15k 6.6%

$15k–$25k 3.4%

$25k–$35k 5.1%

$35k–$50k 8.1%

$50k–$75k 16.7%

$75k–$100k 21.3%

$100k–$150k 18.1%

$150k–$200k 17.2%

$200k+ 3.0%

Range	% of households
Under $10k	0.5%
$10k–$15k	6.6%
$15k–$25k	3.4%
$25k–$35k	5.1%
$35k–$50k	8.1%
$50k–$75k	16.7%
$75k–$100k	21.3%
$100k–$150k	18.1%
$150k–$200k	17.2%
$200k+	3.0%
Median income	$80,938

Housing

Home values

$50k–$100k 0.5%

$100k–$150k 3.4%

$150k–$200k 2.9%

$200k–$300k 39.0%

$300k–$500k 41.6%

$500k–$1M 12.6%

Housing overview

Metric	Value
Median home value	$313,000
Median rent / month	$1,219
Owner occupied	95.6%
Renter occupied	4.4%
Vacant	18.5%
Single-family detached	82.1%
Large apartment buildings	0.0%
Mobile homes	10.6%
Median rooms	6.8
Avg household size (owned)	3.46

Year built

Era	%
2020 or later	0.0%
2010–2019	32.9%
2000–2009	21.0%
1990–1999	6.3%
1980–1989	5.3%
1970–1979	22.2%
1960–1969	3.0%
1950–1959	6.4%
1940–1949	0.0%
1939 or earlier	2.9%

Bedrooms

Size	% of units
No bedroom (studio)	0.0%
1 bedroom	1.8%
2 bedrooms	14.9%
3 bedrooms	33.0%
4 bedrooms	24.3%
5+ bedrooms	25.9%

Vehicles per household

Vehicles	% of households
No vehicle	0.8%
1 vehicle	14.7%
2 vehicles	42.2%
3 or more	42.2%

Heating fuel

Fuel type	%
Utility gas	79.7%
Electricity	19.2%
Propane / LP gas	0.3%
Wood	0.9%

Households & families

Household type	Count	%
Married-couple family	547	71.3%
Cohabiting couple	32	4.2%
Male householder, no spouse	88	11.5%
Female householder, no spouse	100	13.0%
Households with children under 18	434	56.6%
Households with seniors (65+)	170	22.2%
Average household size	3.46

Marital status

Status	Male	Female
Never married	27.3%	17.3%
Married	64.1%	68.0%
Separated	0.0%	1.5%
Widowed	1.2%	10.6%
Divorced	7.4%	2.6%

Education

Less than 9th grade 3.7%

Some HS, no diploma 1.5%

HS graduate 26.3%

Some college, no degree 28.1%

Associate's degree 13.9%

Bachelor's degree 16.8%

Graduate / professional 9.8%

Metric	%
HS diploma or higher	94.9%
Bachelor's or higher	26.5%

School enrollment (ages 3–17)

Type	Count	%
Nursery / preschool	66	7.4%
Kindergarten	38	4.3%
Elementary school	566	63.7%
High school	176	19.8%
College / grad school	42	4.7%

Employment

Industry of employment

Education & healthcare 23.9%

Professional & management 13.4%

Retail trade 9.0%

Arts, food & hospitality 9.0%

Manufacturing 8.8%

Other services 8.4%

Finance & real estate 8.1%

Public administration 6.0%

Construction 5.5%

Transportation & utilities 3.8%

Wholesale trade 2.8%

Agriculture & mining 0.8%

Information 0.5%

Occupation

Category	%
Management, business & arts	35.9%
Service	17.9%
Sales & office	23.8%
Natural resources & construction	11.2%
Production & transportation	11.2%

Employment type

Type	%
Private sector	74.3%
Government	16.7%
Self-employed	9.0%
Unpaid family workers	0.0%

Commute

Method	%
Drive alone	85.3%
Carpool	9.5%
Public transit	0.6%
Walk	0.0%
Other means	0.3%
Avg commute (minutes)	20.6

Poverty

All people 5.0%

Under 18 years 3.0%

18 and over 6.5%

Married-couple families 2.9%

Female-led households 33.9%

Income support

Source	% of households
Social Security	27.9%
Retirement income	15.4%
Supplemental Security	2.7%
Cash public assistance	0.0%
Food stamps / SNAP	11.6%

Health indicators

Condition	%
High blood pressure	24.8%
High cholesterol	27.7%
Heart disease	4.9%
Stroke	2.2%
Asthma	9.0%
Arthritis	18.7%
Kidney disease	2.2%
Pulmonary disease	4.6%
Cancer	5.8%

Behavior / access	%
Binge drinking	15.1%
No physical activity	18.8%
Less than 7 hrs sleep	29.6%
Fair or poor health	9.8%
Poor mental health	13.3%
Poor physical health	8.3%
No health insurance	14.3%
Visited doctor (checkup)	66.9%
Visited dentist	71.5%
Cholesterol screening	85.8%
Teeth loss	12.2%

Veterans & disability

Veterans	Count	%
Civilian veterans	55	3.7%

Disability	%
Any disability	11.6%
Under 18	2.2%
18–64 years	13.8%
65 and over	46.9%

Health insurance coverage

Type	%
Private insurance	82.9%
Public insurance	19.0%
Uninsured under 19	0.6%

Language & origin

Language spoken at home (age 5+)

Language	Count	%
English only	2,353	88.6%
Spanish	0	0.0%
Other Indo-European	0	0.0%
Asian & Pacific Islander	0	0.0%
Other languages	0	0.0%

Place of birth & citizenship

Origin	Count	%
Native born (US)	2,634	99.2%
Born in same state	2,629	99.0%
Born in different state	1,675	63.1%
Foreign born	5	0.2%
Naturalized citizen	21	0.8%
Not a US citizen	16	76.2%

Ancestry

Ancestry	Count	%
French	843	31.8%
Arab	197	7.4%
Dutch	193	7.3%

Ancestry	Count	%
Italian	129	4.9%
Polish	74	2.8%
English	5	0.2%

Technology access

Metric	% of households
Computer access	28.9%
Internet access	98.7%

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

Frequently asked questions

What is the ZIP code for Iona, ID?

Iona, ID has one ZIP code: 83427.

What is the main ZIP code for Iona, ID?

The primary ZIP code for Iona, ID is 83427. The city uses area code 208 for phone service.

What county is Iona, ID in?

Iona is located in Bonneville County, Idaho.

How many ZIP codes are in Iona, ID?

Iona, ID has 1 ZIP code.

What is the ZIP code for the Iona area in Bonneville County, Idaho?

The ZIP code for Iona, Idaho is 83427.

If I'm mailing a package to a business in Iona, Idaho, which single ZIP code should I use?

You should use ZIP code 83427 for all mail addressed to Iona, Idaho.