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County ZIP codes · Idaho · FIPS 16057

Latah County, ID ZIP Codes

Latah County, Idaho has 14 ZIP codes (Census 2020 ZCTA-county file; GeoNames postal codes, October 2026), all residential. 11 of the residential ones lie mainly in Latah County and 3 mainly in a neighboring county; 5 cross the county line. Median household income ranges from $57,647 in 83535 (Juliaetta) to $91,250 in 83832 (Genesee) (Census Bureau, ACS 2020-2024).

  • ACS2020-24
  • Census2020

Where are the ZIP codes of Latah County?

83535 · Juliaetta: $58k83537 · Kendrick: $72k83806 · Bovill: $43k83823 · Deary: $78k83824 · Desmet: $53k83832 · Genesee: $91k83834 · Harvard: $99k83843 · Moscow: $59k83844 · Moscow: –83855 · Potlatch: $84k83857 · Princeton: $78k83871 · Troy: $90k83872 · Viola: $100k99128 · Farmington: $59k8353783823838328387183855838438353583834838249912883857838728380683535 · Juliaetta: $58k83537 · Kendrick: $72k83806 · Bovill: $43k83823 · Deary: $78k83824 · Desmet: $53k83832 · Genesee: $91k83834 · Harvard: $99k83843 · Moscow: $59k83844 · Moscow: –83855 · Potlatch: $84k83857 · Princeton: $78k83871 · Troy: $90k83872 · Viola: $100k99128 · Farmington: $59k8353783823838328387183855838438353583834838249912883857838728380683535 · Juliaetta: $58k83537 · Kendrick: $72k83806 · Bovill: $43k83823 · Deary: $78k83824 · Desmet: $53k83832 · Genesee: $91k83834 · Harvard: $99k83843 · Moscow: $59k83844 · Moscow: –83855 · Potlatch: $84k83857 · Princeton: $78k83871 · Troy: $90k83872 · Viola: $100k99128 · Farmington: $59k835378382383832838718385583843835358383483824991288385783872
The residential ZIP codes of Latah County (whole outlines, including the parts in neighboring counties), shaded by median household income in national fifths (ACS 2020-2024). <$54.1k$98.1k+no figure

Source: U.S. Census Bureau, 2020 ZCTA cartographic boundaries; ACS 2020-2024 5-year estimates (B19013).

How different are its ZIP codes?

The middle half of its ranked ZIP codes (1,000+ people living in households) report median household incomes between $59,444 and $84,423.

They carry 13 postal town names.

Source: U.S. Census Bureau, ACS 2020-2024 5-year estimates (B19013).

All 14 residential ZIP codes in Latah County

11 ZIP codes lie mainly in Latah County; 3 more reach into it from a neighboring county and follow the first table.

Residential ZIP codes mainly in Latah County, largest first; "In this county" is the share of the ZIP's land in the county
In this county
83843 Moscow 26,591 224 $59k $381k 100%
83844 Moscow 2,971 5,061 – – 100%
83855 Potlatch 2,260 20 $84k $298k 100%
83871 Troy 2,240 20 $90k $362k 100%
83832 Genesee 1,961 13 $91k $353k 55%
83823 Deary 1,559 10 $78k $409k 100%
83537 Kendrick 1,125 6 $72k $327k 53%
83857 Princeton 1,074 16 $78k $335k 100%
83872 Viola 818 21 $100k $526k 100%
83834 Harvard 189 2 $99k $380k 100%
83806 Bovill 172 7 $43k $170k 100%

Partly in Latah County

Residential ZIP codes mainly in another county that reach at least 1% into Latah County, by their share here
In this county
83535 Juliaetta 1,143 22 $58k $294k 30%
83824 Desmet 452 6 $53k $337k 26%
99128 Farmington 259 4 $59k $364k 7%

Download the 14 ZIP codes as CSV

Source: U.S. Census Bureau, ACS 2020-2024 5-year estimates; county shares by land area (Census 2020 ZCTA-county relationship file).

Which ZIP codes cross the county line?

5 ZIP codes of Latah County extend into another county. A ZIP code follows mail routes, not county borders.

Share of each ZIP code's land in Latah County and in the neighboring counties
ZIPIn LatahElsewhere
8383255%Nez Perce County 45%
8353530%Nez Perce County 70%
8353753%Nez Perce County 29%; Clearwater County 18%
8382426%Benewah County 74%
991287%Whitman County 93%

Source: U.S. Census Bureau, 2020 ZCTA-county relationship file (shares of land area).

Which first three digits do Latah County's ZIP codes use?

The first three digits of a ZIP code name the sectional center, the mail processing plant that sorts it. Latah County's ZIP codes use 3 prefixes: 835, 838 and 991.

Three-digit prefixes of Latah County's ZIP codes, the sectional center for each (USPS labeling list L005, effective October 1, 2026) and how many of the prefix's codes are Latah County's
PrefixSectional centerHereAll codes
835 Spokane, WA (SCF 990) 2 28
838 Spokane, WA (SCF 990) 11 64
991 Spokane, WA (SCF 990) 1 67

Source: U.S. Postal Service, labeling list L005 (3-digit ZIP Code prefix groups, SCF sortation), effective October 1, 2026.