BOROUGH · AK

North Slope Borough, Alaska

North Slope Borough is a borough in Alaska with FIPS code 02185 and an estimated population of 10,603 (Census 2023), 9th largest of 30 in the state.

County facts

Name: North Slope Borough
State: Alaska
Type: borough
FIPS code: 02185
State FIPS: 02
Population (2023): 10,603
Change since 2020: -3.6%
State rank: 9 of 30

Population is the Census Bureau’s Vintage 2023 estimate.

Other counties in Alaska

Anchorage Municipality Matanuska-Susitna Borough Fairbanks North Star Borough Kenai Peninsula Borough Juneau City and Borough Bethel Census Area Ketchikan Gateway Borough Kodiak Island Borough All 30

Questions

What is the FIPS code for North Slope Borough?

North Slope Borough, Alaska has the five-digit FIPS code 02185: 02 for the state and 185 for the county.

What state is North Slope Borough in?

North Slope Borough is in Alaska.

How do I know if an address is in this county?

Use the address lookup. ZIP codes and city names can cross county lines, so an address is the reliable check.

Sources: U.S. Census Bureau geographic reference files; Census Bureau Population Estimates, Vintage 2023. Last reviewed 2026-10-27.