US ZIP Code
83857

Princeton, ID

Latah County  ·  Idaho

● Active
👥 1,496 Population ↑ 31% since 2019
💰 $62,450 Median HH Income
▼ 18% below avg ↑ 11% since 2019
🎂 41.2 Median Age ↓ 7% since 2019
🏠 $325,700 Median Home Value
▲ 17% above avg ↑ 5% since 2019
🎓 34.6% College Grads
▼ 11% below avg
📊 5.5% Unemployment
▲ 12% above avg
ZIP Code Details
ZIP Code83857
CityPrinceton
StateIdaho (ID)
CountyLatah County
Area Code208/986
Elevation2,879 ft
Latitude46.886607
Longitude-116.811269
TimezoneBoise (DST)
FIPS16057
ZIP TypeStandard
StatusActive
People & Population (ACS 2023)
♂ Male 45.8% (685) Female 54.2% (811) ♀

Race & Ethnicity

White: 88.9%Hispanic: 10.4%Black: 0.4%Other: 0.3%Race
White88.9%
Hispanic10.4%
Black0.4%
Other0.3%

Age Breakdown

Under 5
8%
5–17
31%
18–24
1%
25–44
17%
45–64
25%
65+
10%

Key Indicators

Median Age41.2 yrs ↓ 7% since 2019
Avg Household Size3.20
Below Poverty3.1% ▼ 69% below avg
College Grads34.6% ▼ 11% below avg
Unemployment5.5% ▲ 12% above avg
HS Graduate223 (25.9%)
Some College158 (18.4%)
Associates182 (21.1%)
Bachelors98 (11.4%)
Graduate Degree200 (23.2%)

Education

HS Grad: 25.9%Some College: 18.4%Associates: 21.1%Bachelors: 11.4%Graduate: 23.2%Edu
HS Grad25.9%
Some College18.4%
Associates21.1%
Bachelors11.4%
Graduate23.2%
Housing & Income

Housing Tenure

Owner: 98.9%Renter: 1.1%Tenure
Owner98.9%
Renter1.1%

Home Value Distribution

Under $50k
6%
$50k–100k
8%
$100k–150k
10%
$150k–200k
6%
$200k–300k
16%
$300k–500k
50%
Over $500k
3%

Financials

Median HH Income$62,450 ▼ 18% below avg ↑ 11% since 2019
Median Home Value$325,700 ▲ 17% above avg ↑ 5% since 2019
Home/Income Ratio5.2x (nat avg ~3.5x)
Total Units467
Avg HH Size3.20

Income Distribution

Under $25k
15%
$25k–50k
16%
$50k–75k
18%
$75k–100k
27%
$100k–150k
14%
$150k–200k
8%
Over $200k
2%
Employment & Commute

How People Get to Work

Drove Alone
69%
Walked
14%
Work From Home
17%

Commute Time

Under 15 min
40%
15–30 min
8%
30–45 min
18%
Over 45 min
35%
Housing Stock

Year Built

Before 1940
1%
1940s–1950s
5%
1960s–1970s
20%
1980s–1990s
19%
2000+
55%

Summary

Total Units467
Owner Occupied98.9%
Renter Occupied1.1%
Avg HH Size3.20
Frequently Asked Questions
ZIP code 83857 is in Princeton, ID, in Latah County.
ZIP code 83857 is located in Idaho (ID).
ZIP code 83857 is in Latah County, ID.
ZIP 83857 observes the Boise timezone. Daylight Saving Time is observed.
The estimated population of ZIP code 83857 is 1,496 people (ACS 2023).
The median household income in ZIP code 83857 is $62,450 (ACS 2023).
The median home value in ZIP 83857 is $325,700 (ACS 2023).
About ZIP Code 83857

ZIP code 83857 is located in Princeton, Idaho, within Latah County. With a population of 1,496, this is a sparsely populated ZIP code with a middle-aged community — the median age is 41.2 years. Economically, 83857 is a solidly middle-class ZIP code: the median household income of $62,450 is below the national average.

Real estate in ZIP code 83857 represents a mid-range housing market. The median home value of $325,700 is above the national average. Homeownership is strong here — 98.9% of occupied units are owner-occupied, suggesting an established, stable residential community. Median home values have increased by 5% since 2019.

The population of 83857 is primarily White (88.90%). Residents are moderately educated — 34.6% hold a bachelor's degree or higher, which is near the national average. Poverty affects a relatively small share of residents at 3.1%. Household income has grown by 11% since 2019.

The unemployment rate in 83857 stands at 5.5%, which is near the national average. About 17% of workers are remote. As in most parts of the country, driving alone is the dominant commute mode at 66%.

Overall, ZIP code 83857 in Princeton, ID is characterized as solidly middle-class, moderately educated, a middle-aged community, and predominantly owner-occupied. With 1,496 residents, a median household income of $62,450, and a median home value of $325,700, it offers a clear picture of life in this part of Idaho.