83643 ZIP Code — Mesa, ID

Adams County, Idaho

ZIP code 83643 is located in Mesa, Idaho, within Adams County. It covers approximately 3.48 square miles and serves a population of 116 residents. This is a standard ZIP code in the Mountain (MT) timezone, served by area code 208.

116

population

3.48

sq mi land

Standard

ZIP type

Mountain (MT)

timezone

83643 ZIP code map

Cities in ZIP code 83643

Below are the cities the US Postal Service accepts for ZIP code 83643. Using any city not on this list may result in mail delivery delays.

City	Status
Mesa	Acceptable

Demographics updated 05/2026

Population
Total population	116
Population density	33 / sq mi
State FIPS	16
County FIPS	003

Geography
Land area	3.48 sq mi
Water area	0.01 sq mi
Latitude	44.6766
Longitude	-116.3802
Timezone	Mountain (MT)
Area code	208

Total population by age

Gender

Race & ethnicity

Economics updated 05/2026

Household income

Income range	This ZIP	County avg	State avg
Under $50k	30.4%	48.7%	41.8%
$50k – $100k	58.7%	35.2%	34.0%
$100k – $200k	10.9%	8.3%	19.5%
Over $200k	0.0%	7.9%	4.7%

Demographics & statistics

116

Population

People per sq mi

65.5

Median age

Median household income

$27,159

Per capita income

$255,000

Median home value

Median monthly rent

87.8%

Home ownership

19.8%

Poverty rate

0.0%

Unemployment

Housing units

22.3%

Bachelor's or higher

Age distribution

Male Female

Under 5

25–34

35–44

45–54

55–59

60–64

65–74

75–84

← Male

Female →

Age summary

Group	Count	%
Under 18	4	3.4%
18 and over	112	96.6%
65 and over	58	50.0%
Median age	65.5 years

Race & ethnicity

White 100%

Group	Count	%
White	116	100%

Household income

Income range	This ZIP	County avg	State avg
Under $50k	30.4%	48.7%	41.8%
$50k – $100k	58.7%	35.2%	34.0%
$100k – $200k	10.9%	8.3%	19.5%
Over $200k	0.0%	7.9%	4.7%

Under $10k 22.4%

$15k–$25k 8.2%

$35k–$50k 24.5%

$75k–$100k 38.8%

$100k–$150k 6.1%

Range	% of households
Under $10k	22.4%
$15k–$25k	8.2%
$35k–$50k	24.5%
$75k–$100k	38.8%
$100k–$150k	6.1%
Median income	$0

Housing

Home values

$50k–$100k 20.9%

$150k–$200k 9.3%

$200k–$300k 30.2%

$300k–$500k 20.9%

$500k–$1M 18.6%

Housing overview

Metric	Value
Median home value	$255,000
Median rent / month	$0
Owner occupied	87.8%
Renter occupied	12.2%
Vacant	46.7%
Single-family detached	95.7%
Large apartment buildings	0.0%
Mobile homes	4.3%
Median rooms	6.4
Avg household size (owned)	2.56

Year built

Era	%
2020 or later	0.0%
2010–2019	6.5%
2000–2009	9.8%
1990–1999	37.0%
1980–1989	14.1%
1970–1979	5.4%
1960–1969	16.3%
1950–1959	0.0%
1940–1949	4.3%
1939 or earlier	6.5%

Bedrooms

Size	% of units
No bedroom (studio)	0.0%
1 bedroom	8.7%
2 bedrooms	26.1%
3 bedrooms	29.3%
4 bedrooms	35.9%
5+ bedrooms	0.0%

Vehicles per household

Vehicles	% of households
No vehicle	0.0%
1 vehicle	32.7%
2 vehicles	8.2%
3 or more	59.2%

Heating fuel

Fuel type	%
Electricity	22.4%
Propane / LP gas	18.4%
Wood	49.0%

Households & families

Household type	Count	%
Married-couple family	33	67.3%
Cohabiting couple	0	0.0%
Male householder, no spouse	5	10.2%
Female householder, no spouse	11	22.4%
Households with children under 18	5	10.2%
Households with seniors (65+)	34	69.4%
Average household size	2.37

Marital status

Status	Male	Female
Never married	12.1%	0.0%
Married	51.5%	76.1%
Separated	0.0%	0.0%
Widowed	0.0%	23.9%
Divorced	36.4%	0.0%

Education

Less than 9th grade 0.0%

Some HS, no diploma 7.1%

HS graduate 17.0%

Some college, no degree 44.6%

Associate's degree 8.9%

Bachelor's degree 3.6%

Graduate / professional 18.8%

Metric	%
HS diploma or higher	92.9%
Bachelor's or higher	22.3%

School enrollment (ages 3–17)

Type	Count	%
Nursery / preschool	0	0.0%
Kindergarten	0	0.0%
Elementary school	0	0.0%
High school	0	0.0%
College / grad school	19	100.0%

Employment

Industry of employment

Public administration 82.8%

Education & healthcare 17.2%

Occupation

Category	%
Management, business & arts	17.2%
Service	65.5%
Sales & office	17.2%
Natural resources & construction	0.0%
Production & transportation	0.0%

Employment type

Type	%
Private sector	17.2%
Government	82.8%
Self-employed	0.0%
Unpaid family workers	0.0%

Commute

Method	%
Drive alone	100.0%
Carpool	0.0%
Public transit	0.0%
Walk	0.0%
Work from home	0.0%
Other means	0.0%
Avg commute (minutes)	0.0

Poverty

All people 19.8%

Under 18 years 0.0%

18 and over 20.5%

Married-couple families 15.2%

Female-led households 0.0%

Income support

Source	% of households
Social Security	69.4%
Retirement income	55.1%
Supplemental Security	0.0%
Cash public assistance	0.0%
Food stamps / SNAP	0.0%

Health indicators

Condition	%
Obesity	34.1%
High blood pressure	41.9%
High cholesterol	39.9%
Diabetes	14.3%
Heart disease	10.0%
Stroke	4.4%
Asthma	9.6%
Arthritis	32.5%
Kidney disease	4.0%
Pulmonary disease	9.7%
Cancer	9.4%

Behavior / access	%
Smoking	17.9%
Binge drinking	11.3%
No physical activity	25.6%
Less than 7 hrs sleep	30.5%
Depression	18.5%
Fair or poor health	17.5%
Poor mental health	11.9%
Poor physical health	13.7%
No health insurance	14.5%
Visited doctor (checkup)	74.8%
Visited dentist	63.8%
Cholesterol screening	92.0%
Teeth loss	14.7%

Veterans & disability

Veterans	Count	%
Civilian veterans	46	41.1%

Disability	%
Any disability	19.0%
Under 18	0.0%
18–64 years	9.3%
65 and over	29.3%

Health insurance coverage

Type	%
Private insurance	82.8%
Public insurance	54.3%
No insurance	6.9%
Uninsured under 19	0.0%

Language & origin

Language spoken at home (age 5+)

Language	Count	%
English only	112	96.6%
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)	111	95.7%
Born in same state	111	95.7%
Born in different state	23	19.8%
Foreign born	0	0.0%
Naturalized citizen	5	4.3%
Not a US citizen	5	100.0%

Ancestry

Ancestry	Count	%
Arab	57	49.1%
Italian	19	16.4%

Ancestry	Count	%
French	12	10.3%

Technology access

Metric	% of households
Computer access	42.2%
Internet access	100.0%

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

Frequently asked questions about ZIP code 83643

What city is ZIP code 83643 in?

ZIP code 83643 is primarily assigned to Mesa, Idaho.

What county is ZIP code 83643 in?

ZIP code 83643 falls within Adams County, Idaho.

Does ZIP code 83643 have an older population?

50% of residents in ZIP code 83643 are 65 or older, above the national average of ~17%.

Does ZIP code 83643 have a large retiree population?

69% of households in ZIP code 83643 receive Social Security income, suggesting a significant retiree or disability population.

Does ZIP code 83643 have a large veteran population?

41% of civilians in ZIP code 83643 are veterans, above the national average of ~7%.

Is ZIP code 83643 mostly owner-occupied?

88% of occupied units in ZIP code 83643 are owner-occupied, well above the national average.

What timezone is ZIP code 83643 in?

ZIP code 83643 observes the MST timezone.