Port Orchard
- County:
- Kitsap County
- County Seat:
- Yes
- Area (mi²):
- 9.644
- State:
- Washington
Port Orchard is a city located in Kitsap County, Washington. Port Orchard has a 2026 population of 19,122. It is also the county seat of Kitsap County. Port Orchard is currently growing at a rate of 5.47% annually and its population has increased by 22.35% since the most recent census, which recorded a population of 15,629 in 2020.