Lapwai is located at 46°24′16″N 116°48′16″W (46.404388, -116.804376).,[9] at an elevation of 955 feet (291 m) above sea level

According to the United States Census Bureau, the city has a total area of 0.81 square miles (2.10 km2), of which, 0.80 square miles (2.07 km2) is land and 0.01 square miles (0.03 km2) is water.[1]

Highway
US 95 – to Lewiston (north & west) and Grangeville (southeast)

The city is served by the BG&CM Railroad, a freight carrier which operates on the former Second Subdivision line of the Camas Prairie Railroad.

The public schools in Lapwai are operated by Lapwai School District #341, led by Lapwai High School.

In 2022, Lapwai, ID had a population of 1.31k people with a median age of 28.5 and a median household income of $58,558. Between 2021 and 2022 the population of Lapwai, ID declined from 1,486 to 1,310, a −11.8% decrease and its median household income grew from $50,139 to $58,558, a 16.8% increase.

The 5 largest ethnic groups in Lapwai, ID are American Indian & Alaska Native (Non-Hispanic) (74.2%), White (Non-Hispanic) (12.6%), Two+ (Non-Hispanic) (6.26%), Asian (Non-Hispanic) (3.51%), and American Indian & Alaska Native (Hispanic) (2.06%).

None of the households in Lapwai, ID reported speaking a non-English language at home as their primary shared language. This does not consider the potential multi-lingual nature of households, but only the primary self-reported language spoken by all members of the household.

99.8% of the residents in Lapwai, ID are U.S. citizens.

In 2022, the median property value in Lapwai, ID was $110,100, and the homeownership rate was 57.4%.

Most people in Lapwai, ID drove alone to work, and the average commute time was 15.7 minutes. The average car ownership in Lapwai, ID was 2 cars per household.