83427 ZIP Code — Iona, ID
Bonneville County, Idaho
ZIP code 83427 is located in Iona, Idaho, within Bonneville County. It covers approximately 83.27 square miles and serves a population of 2,655 residents. This is a standard ZIP code in the Mountain (MT) timezone, served by area code 208.
About ZIP code 83427
The housing stock consists of predominantly single-family detached homes. Much of the housing stock is relatively new, reflecting recent development activity. Median home value is $313,000. Owner-occupancy is high at 96%, well above the national average.
Median household income is $80,938. The poverty rate of 5% is below the national average.
The dominant occupation class is management, business, and professional, with education and healthcare as the leading industry. The average commute of 21 minutes is near the national average.
Educational attainment is near the national average, with 27% of residents holding a bachelor's degree or higher.
2,655
population
83.27
sq mi land
Standard
ZIP type
Mountain (MT)
timezone
83427 ZIP code map
Cities in ZIP code 83427
Below are the cities the US Postal Service accepts for ZIP code 83427. Using any city not on this list may result in mail delivery delays.
| City | Status |
|---|---|
| Iona | Preferred |
Nearby ZIP codes
83401 Idaho Falls (1.6 mi)
83406 Idaho Falls (5.6 mi)
83404 Idaho Falls (8.2 mi)
83415 Idaho Falls (9.5 mi)
83443 Ririe (9.6 mi)
83442 Rigby (13.1 mi)
83431 Lewisville (15.4 mi)
83434 Menan (18.6 mi)
83274 Shelley (19.7 mi)
Demographics
updated 06/2026
| Population | |
|---|---|
| Total population | 2,655 |
| Population density | 32 / sq mi |
| State FIPS | 16 |
| County FIPS | 019 |
| Geography | |
|---|---|
| Land area | 83.27 sq mi |
| Water area | 0.04 sq mi |
| Latitude | 43.5073 |
| Longitude | -111.8527 |
| 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 | 32.1% | 39.7% | 41.8% |
| $50k – $100k | 36.3% | 34.3% | 34.0% |
| $100k – $200k | 31.1% | 20.7% | 19.5% |
| Over $200k | 0.5% | 5.3% | 4.7% |
Demographics & statistics
2,655
Population
32
People per sq mi
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
94
15–19
100
48
20–24
52
151
25–34
161
239
35–44
256
93
45–54
100
28
55–59
31
37
60–64
39
73
65–74
78
30
75–84
33
6
85+
6
← 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
| Income range | This ZIP | County avg | State avg |
|---|---|---|---|
| Under $50k | 32.1% | 39.7% | 41.8% |
| $50k – $100k | 36.3% | 34.3% | 34.0% |
| $100k – $200k | 31.1% | 20.7% | 19.5% |
| Over $200k | 0.5% | 5.3% | 4.7% |
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% |
| Work from home | 4.3% |
| 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 | % |
|---|---|
| Obesity | 32.0% |
| High blood pressure | 24.8% |
| High cholesterol | 27.7% |
| Diabetes | 7.0% |
| 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 | % |
|---|---|
| Smoking | 15.3% |
| Binge drinking | 15.1% |
| No physical activity | 18.8% |
| Less than 7 hrs sleep | 29.6% |
| Depression | 19.7% |
| 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% |
| No insurance | 2.9% |
| 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 about ZIP code 83427
What city is ZIP code 83427 in?
ZIP code 83427 is primarily assigned to Iona, Idaho.
What county is ZIP code 83427 in?
ZIP code 83427 falls within Bonneville County, Idaho.
Is ZIP code 83427 family-oriented?
43% of residents in ZIP code 83427 are under 18, reflecting a younger, family-oriented community.
Is ZIP code 83427 mostly owner-occupied?
96% of occupied units in ZIP code 83427 are owner-occupied, well above the national average.
What is the typical home value in ZIP code 83427?
The median home value in ZIP code 83427 is $313,000.
What is the population of ZIP code 83427?
ZIP code 83427 has an estimated population of 2,655 residents, with a density of 32 people per square mile.
What timezone is ZIP code 83427 in?
ZIP code 83427 observes the MST timezone.