Town guide

Princeton, Idaho

Princeton is a community in Latah County, Idaho, home to about 25 people across 0.6 square miles. It has no ZIP code of its own: it’s part of 83857.

Homes sold for a median of $374 per square foot in the three months ending August 2026, a seller’s market.

Population2539 per sq mi
Price per sq ft$374Sold homes, 3 months to August 2026

ZIP codes in Princeton

1 ZIP code, 1 shared with neighboring towns

Each card is that ZIP code’s whole market, including any part outside Princeton. Seller’s market: under 4 months of supply; buyer’s market: over 6. Methodology

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Around Princeton

Distances

Nearest major airportSpokane International Airport (GEG)60 miles away
Closer regional airportPullman-Moscow Regional Airport (PUW)17 miles away
Nearest city of 250,000+Seattle, WA264 miles away

Straight-line distances from the center of Princeton; driving is longer.

Source: Airports from OurAirports (scheduled passenger service); city centers and populations from the U.S. Census Bureau.

Who represents Princeton

Source: Members of Congress from the congress-legislators project; districts from the Census Bureau’s relationship files; governor and mayor from Wikidata.

Population over time

Princeton had 193 residents in the 2020 census, up 30% since 2010.

It’s the 226th largest of 232 towns in Idaho by population.

Latah County grew from 13,451 residents in 1900 to 39,517 in 2020.

Princeton population by census2010: 148, 2020: 19314820101932020

Latah County, 1900–2020

Latah County population, 1900 to 20201900: 13,451, 1910: 18,818, 1920: 18,092, 1930: 17,798, 1940: 18,804, 1950: 20,971, 1960: 21,170, 1970: 24,891, 1980: 28,749, 1990: 30,617, 2000: 34,935, 2010: 37,244, 2020: 39,51713K’00’1018K’20’3019K’40’5021K’60’7029K’80’9035K’00’1040K’20

Source: U.S. Census Bureau decennial censuses (counties 1900–1990 from the Bureau’s historical county file).

Weather by month

Average highs peak around 84°F in summer, and winter lows average 25°F. About 24.7 inches of rain and melted snow fall in a typical year, with about 41 inches of snow.

Average high and low temperature and precipitation by month near PrincetonJan: high 37°F, low 26°F, 2.8 in; Feb: high 41°F, low 26°F, 2.1 in; Mar: high 48°F, low 30°F, 2.8 in; Apr: high 56°F, low 34°F, 2.3 in; May: high 65°F, low 40°F, 2.5 in; Jun: high 71°F, low 45°F, 1.6 in; Jul: high 82°F, low 49°F, 0.8 in; Aug: high 84°F, low 48°F, 0.8 in; Sep: high 74°F, low 42°F, 1 in; Oct: high 59°F, low 35°F, 2.2 in; Nov: high 44°F, low 30°F, 2.9 in; Dec: high 36°F, low 25°F, 2.9 in37°26°Jan2.841°26°Feb2.148°30°Mar2.856°34°Apr2.365°40°May2.571°45°Jun1.682°49°Jul0.884°48°Aug0.874°42°Sep1.059°35°Oct2.244°30°Nov2.936°25°Dec2.9Rain and melted snow, inches

Source: NOAA 1991–2020 climate normals, Potlatch 3 Nne, ID weather station (4 miles away).

Jobs in Latah County

10,803 jobs at 1,046 businesses in Latah County. The biggest industries by employees:

Largest industries in Latah CountyRetail trade: 2,098 jobs; Hotels and restaurants: 2,055 jobs; Health care and social assistance: 1,834 jobs; Professional services: 956 jobs; Other services: 626 jobs; Construction: 624 jobs; Educational services: 583 jobs; Manufacturing: 437 jobsRetail trade 19% Hotels and restaurants 19% Health care and social assistance 17% Professional services 9% Other services 6% Construction 6% Educational services 5% Manufacturing 4%

Source: U.S. Census Bureau County Business Patterns 2023 (private employers; jobs counted where people work).

Health care

Nearest hospitals

  • Gritman Medical CenterCritical access hospital · emergency room · CMS rating 3 of 5 · Moscow14.3 miles
  • Pullman Regional HospitalCritical access hospital · emergency room · CMS rating 2 of 5 · Pullman21.0 miles
  • Whitman Hospital and Medical CenterCritical access hospital · emergency room · CMS rating 5 of 5 · Colfax25.8 miles

Source: Hospitals from CMS Hospital General Information (ratings are CMS overall star ratings); straight-line distances.

Places in and around Princeton

Grocery stores

  • Harvest Foods3.8 mi

Counts are within about 1 mile of the center of town.

Source: Map data © OpenStreetMap contributors (openstreetmap.org/copyright), as mapped by volunteers; it can miss places or include closed ones.

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Where Princeton is

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Towns near Princeton

All Idaho towns →

Town boundaries don’t always match ZIP codes: a ZIP code can cross into neighboring towns, and a town can share a ZIP code with its neighbors. Facts describe the town itself; market figures describe whole ZIP codes.