Google doesn't share device GPS. Ad location targeting is at the country, state, and city level, or in increments as small as 3 sq. km. Geo IP data is accurat

Google doesn't share device GPS. Ad location targeting is at the country, state, and city level, or in increments as small as 3 sq. km. Geo IP data is accurate ~85% at the city level and ~99% at the state level, meaning they're approximately the same.