US Census Data

ZIP Code 83421

ZIP Code Tabulation Area in Fremont County, Idaho.

Population
346
-2.8%’19–’23
Median household income
$80,438
+0.2%’19–’23
Median home value
$264,200
+65.1%’19–’23

ZIP Code 83421 is a ZIP Code Tabulation Area in Fremont County, Idaho, home to about 346 residents. At $80,438, its median household income sits above Fremont County's $72,767.

Between 2019 and 2023, ZIP Code 83421's population declined 2.8% from 356 to 346, while its median household income was little changed from $80,259 to $80,438.

The largest age group is 65 to 74, 20.8% of residents. White (non-Hispanic) residents are the largest group, 100.0% of the population.

Demographics

ACS 2019–2023
Population
346
Median age
44.0 yrs
Median household income
$80,438
Median home value
$264,200
Median gross rent
Housing units
192
Homeownership rate
100.0%
Bachelor's degree or higher
5.9%
Unemployment rate
0.0%

Trends

ACS 5-year · 2019–2023
Population
356346
Median household income
$80,259$80,438
Median home value
$160,000$264,200
YearPopulationMedian household incomeMedian home value
2019356$80,259$160,000
2020293$67,904$170,200
2021381$71,036$202,500
2022379$76,424$251,400
2023346$80,438$264,200

Each year is a US Census Bureau ACS 5-year estimate ending that year.

Age distribution

CountShare
Under 53911.3%
5 to 175114.7%
18 to 2400.0%
25 to 34144.0%
35 to 447020.2%
45 to 544011.6%
55 to 64298.4%
65 to 747220.8%
75 and over319.0%

Race & ethnicity

CountShare
White (non-Hispanic)346100.0%
Black or African American00.0%
American Indian & Alaska Native00.0%
Asian00.0%
Native Hawaiian & Pacific Islander00.0%
Some other race00.0%
Two or more races00.0%
Hispanic or Latino (any race)00.0%

Educational attainment (age 25+)

CountShare
No high school diploma00.0%
High school graduate10239.8%
Some college or associate's13954.3%
Bachelor's degree155.9%
Graduate or professional degree00.0%

Commute to work

Mean travel time to work
54 min

How workers get to work

CountShare
Drove alone139100.0%
Carpooled00.0%
Public transit00.0%
Walked00.0%
Bicycle00.0%
Worked from home00.0%
Other means00.0%

Travel time

CountShare
Under 15 min4028.8%
15 to 29 min2920.9%
30 to 44 min00.0%
45 to 59 min00.0%
60+ min7050.4%

Households

Average household size
2.19
Poverty rate
0.0% (0 of 346)
CountShare
Family households9862.0%
Nonfamily households6038.0%

Housing

Median year structure built
1982

Occupancy

CountShare
Occupied15882.3%
Vacant3417.7%

Tenure (of occupied units)

CountShare
Owner-occupied158100.0%
Renter-occupied00.0%

Units in structure

CountShare
1-unit, detached192100.0%
1-unit, attached00.0%
2 to 4 units00.0%
5 to 19 units00.0%
20 or more units00.0%
Mobile home & other00.0%

Geography

ZCTA
83421
Land area
12 sq mi
Water area
0.15 sq mi
Center point
44.0019, -111.5473

Counties this ZIP covers

1

Compare with nearby ZIP codes

6

National ZIP rankings

21

Nearby ZIP codes

10