 The per capita income for the city was $28,318.About 3.5% of families and 5.9% of the population were below the poverty line, including 7.8% of those under the age of 18 and 4.1% of those ages 65 or older.At the state level, Gig Harbor is part of the 26th Legislative District - which runs from the Tacoma Narrows in the south to Bremerton in the north.