83871 ZIP Code — Troy, ID

Latah County, Idaho

ZIP code 83871 is located in Troy, Idaho, within Latah County. It covers approximately 112.03 square miles and serves a population of 2,299 residents. This is a standard ZIP code in the Pacific (PT) timezone, served by area code 208.

About ZIP code 83871

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 $288,200. Owner-occupancy is high at 84%, well above the national average.

Median household income is $70,938. The poverty rate of 5% is below the national average. 37% of households receive Social Security income, suggesting a notable retiree or disability population.

The dominant occupation class is management, business, and professional, with education and healthcare as the leading industry. The average commute of 30 minutes is near the national average.

Educational attainment is near the national average, with 35% of residents holding a bachelor's degree or higher.

Notable community characteristics include a notable veteran presence at 12% of civilians, above the national average of 7%.

Overall, ZIP code 83871 reflects a community defined by a strong veteran community, high homeownership, and a significant Social Security-dependent population.

2,299
population
112.03
sq mi land
Standard
ZIP type
Pacific (PT)
timezone
83871 ZIP code map
Cities in ZIP code 83871

Below are the cities the US Postal Service accepts for ZIP code 83871. Using any city not on this list may result in mail delivery delays.

City Status
Troy Preferred
Nearby ZIP codes
83843 Moscow (8.5 mi) 83857 Princeton (10.7 mi) 83844 Moscow (11.9 mi) 83535 Juliaetta (12.6 mi) 83537 Kendrick (12.7 mi) 83872 Viola (12.8 mi) 83823 Deary (13.5 mi) 83832 Genesee (13.9 mi) 83834 Harvard (15.4 mi) 83855 Potlatch (18.6 mi) 99164 Pullman (19.1 mi)
Demographics updated 05/2026
Population
Total population 2,299
Population density 21 / sq mi
State FIPS 16
County FIPS 057
Geography
Land area 112.03 sq mi
Water area 0.20 sq mi
Latitude 46.7511
Longitude -116.7494
Timezone Pacific (PT)
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 26.7% 48.5% 41.8%
$50k – $100k 52.4% 31.7% 34.0%
$100k – $200k 18.1% 15.0% 19.5%
Over $200k 2.8% 4.8% 4.7%

Demographics & statistics

2,299
Population
21
People per sq mi
48.2
Median age
$70,938
Median household income
$36,375
Per capita income
$288,200
Median home value
$720
Median monthly rent
83.6%
Home ownership
4.7%
Poverty rate
2.9%
Unemployment
917
Housing units
35.2%
Bachelor's or higher

Age distribution

Male Female
74
Under 5
65
65
5–9
56
77
10–14
68
82
15–19
72
19
20–24
17
136
25–34
118
120
35–44
105
167
45–54
146
104
55–59
91
74
60–64
64
196
65–74
171
95
75–84
82
19
85+
16
← Male
Female →

Age summary

GroupCount%
Under 1852823.0%
18 and over1,77177.0%
65 and over57925.2%
Median age48.2 years

Race & ethnicity

White 94%
Two or more races 3.7%
Hispanic or Latino 1.4%
Asian 0.7%
American Indian / Alaska Native 0.2%
GroupCount%
White2,19294%
Two or more races873.7%
Hispanic or Latino321.4%
Asian160.7%
American Indian / Alaska Native40.2%

Household income

Income range This ZIP County avg State avg
Under $50k 26.7% 48.5% 41.8%
$50k – $100k 52.4% 31.7% 34.0%
$100k – $200k 18.1% 15.0% 19.5%
Over $200k 2.8% 4.8% 4.7%
Under $10k 3.1%
$10k–$15k 2.5%
$15k–$25k 2.3%
$25k–$35k 7.5%
$35k–$50k 12.8%
$50k–$75k 23.0%
$75k–$100k 22.3%
$100k–$150k 15.0%
$150k–$200k 8.1%
$200k+ 3.4%
Range% of households
Under $10k3.1%
$10k–$15k2.5%
$15k–$25k2.3%
$25k–$35k7.5%
$35k–$50k12.8%
$50k–$75k23.0%
$75k–$100k22.3%
$100k–$150k15.0%
$150k–$200k8.1%
$200k+3.4%
Median income$70,938

Housing

Home values

Under $50k 3.8%
$50k–$100k 2.1%
$100k–$150k 4.8%
$150k–$200k 7.7%
$200k–$300k 36.2%
$300k–$500k 24.5%
$500k–$1M 19.2%
$1M+ 1.7%

Housing overview

MetricValue
Median home value$288,200
Median rent / month$720
Owner occupied83.6%
Renter occupied16.4%
Vacant9.7%
Single-family detached80.8%
Large apartment buildings0.0%
Mobile homes15.2%
Median rooms6.9
Avg household size (owned)2.50

Year built

Era%
2020 or later0.3%
2010–20194.3%
2000–200912.3%
1990–199913.7%
1980–19898.0%
1970–197927.6%
1960–19692.4%
1950–19595.3%
1940–19494.2%
1939 or earlier22.0%

Bedrooms

Size% of units
No bedroom (studio)2.0%
1 bedroom6.5%
2 bedrooms16.1%
3 bedrooms42.9%
4 bedrooms24.8%
5+ bedrooms7.7%

Vehicles per household

Vehicles% of households
No vehicle0.3%
1 vehicle21.0%
2 vehicles31.1%
3 or more47.6%

Heating fuel

Fuel type%
Utility gas28.4%
Electricity35.4%
Propane / LP gas4.2%
Fuel oil1.0%
Wood29.7%
No fuel used1.0%

Households & families

Household typeCount%
Married-couple family63865.6%
Cohabiting couple232.4%
Male householder, no spouse13513.9%
Female householder, no spouse17718.2%
Households with children under 1824525.2%
Households with seniors (65+)35836.8%
Average household size2.36

Marital status

StatusMaleFemale
Never married25.3%14.6%
Married69.0%67.9%
Separated0.0%0.0%
Widowed2.9%3.2%
Divorced2.9%14.3%

Education

Less than 9th grade 0.8%
Some HS, no diploma 1.3%
HS graduate 29.3%
Some college, no degree 25.5%
Associate's degree 7.9%
Bachelor's degree 26.8%
Graduate / professional 8.3%
Metric%
HS diploma or higher97.9%
Bachelor's or higher35.2%

School enrollment (ages 3–17)

TypeCount%
Nursery / preschool215.1%
Kindergarten286.7%
Elementary school19045.8%
High school12530.1%
College / grad school5112.3%

Employment

Industry of employment

Education & healthcare 34.4%
Construction 11.8%
Agriculture & mining 9.0%
Manufacturing 8.3%
Retail trade 8.2%
Transportation & utilities 4.9%
Public administration 4.5%
Wholesale trade 4.0%
Arts, food & hospitality 3.9%
Professional & management 3.8%
Finance & real estate 3.6%
Other services 2.8%
Information 0.6%

Occupation

Category%
Management, business & arts41.4%
Service16.6%
Sales & office15.6%
Natural resources & construction14.4%
Production & transportation12.0%

Employment type

Type%
Private sector55.4%
Government38.0%
Self-employed6.6%
Unpaid family workers0.0%

Commute

Method%
Drive alone84.0%
Carpool7.8%
Public transit0.0%
Walk2.4%
Work from home5.8%
Other means0.0%
Avg commute (minutes)30.0

Poverty

All people 4.7%
Under 18 years 4.2%
18 and over 4.9%
Married-couple families 1.6%
Female-led households 21.9%

Income support

Source% of households
Social Security37.3%
Retirement income33.9%
Supplemental Security1.5%
Cash public assistance0.7%
Food stamps / SNAP1.5%

Health indicators

Condition%
Obesity29.3%
High blood pressure30.9%
High cholesterol31.9%
Diabetes9.6%
Heart disease6.4%
Stroke2.9%
Asthma9.5%
Arthritis24.0%
Kidney disease2.8%
Pulmonary disease6.2%
Cancer7.3%
Behavior / access%
Smoking15.8%
Binge drinking15.7%
No physical activity20.0%
Less than 7 hrs sleep30.5%
Depression18.5%
Fair or poor health12.3%
Poor mental health12.4%
Poor physical health10.2%
No health insurance12.8%
Visited doctor (checkup)70.4%
Visited dentist66.7%
Cholesterol screening89.6%
Teeth loss12.0%

Veterans & disability

VeteransCount%
Civilian veterans20511.6%
Disability%
Any disability9.3%
Under 182.1%
18–64 years8.1%
65 and over18.1%

Health insurance coverage

Type%
Private insurance80.6%
Public insurance35.1%
No insurance2.8%
Uninsured under 192.4%

Language & origin

Language spoken at home (age 5+)

LanguageCount%
English only2,16094.0%
Spanish221.0%
Other Indo-European100.5%
Asian & Pacific Islander30.1%
Other languages90.4%

Place of birth & citizenship

OriginCount%
Native born (US)2,26698.6%
Born in same state2,25398.0%
Born in different state85937.4%
Foreign born130.6%
Naturalized citizen331.4%
Not a US citizen2781.8%

Ancestry

AncestryCount%
French32314%
Italian26911.7%
Arab1396%
Polish1295.6%
AncestryCount%
Dutch291.3%
English100.4%
German90.4%
Irish60.3%

Technology access

Metric% of households
Computer access42.3%
Internet access97.4%

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

Frequently asked questions about ZIP code 83871

What city is ZIP code 83871 in?

ZIP code 83871 is primarily assigned to Troy, Idaho.

What county is ZIP code 83871 in?

ZIP code 83871 falls within Latah County, Idaho.

Does ZIP code 83871 have an older population?

25% of residents in ZIP code 83871 are 65 or older, above the national average of ~17%.

Is ZIP code 83871 mostly owner-occupied?

84% of occupied units in ZIP code 83871 are owner-occupied, well above the national average.

Does ZIP code 83871 have a large veteran population?

12% of civilians in ZIP code 83871 are veterans, above the national average of ~7%.

Does ZIP code 83871 have a large retiree population?

37% of households in ZIP code 83871 receive Social Security income, suggesting a significant retiree or disability population.

What timezone is ZIP code 83871 in?

ZIP code 83871 observes the PST timezone.

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