Hazel Dell is an unincorporated area and census-designated place (CDP) in Clark County, Washington, United States, located north and west of Vancouver. As of the 2010 census the population was 19,435. Previous censuses separated the community into two areas, Hazel Dell North and Hazel Dell South.

Hazel Dell runs parallel to and is bisected by Interstate 5, with entry from exits 4 and 5. The community is bounded by the Vancouver city limits upon the south in the vicinity of Burnt Bridge Creek, Lake Shore to the west, Salmon Creek to the north, I-205/Barberton to the northeast, and Walnut Grove to the east. Vancouver Lake is a brusque distance to the west of the area, and the community of Minnehaha is to the southeast. According to the United States Census Bureau, the Hazel Dell CDP has a total area of 4.9 square miles (12.6 km), of which 0.01 square miles (0.03 km²), or 0.27%, is water.

Much of Hazel Dell is occupied by businesses and practicing class homes, in skillfully established neighborhoods. The main concern portion follows NE Highway 99, just east of I-5, generally, from 63rd to 99th Street, with businesses east and west of Highway 99 on NE 78th and 99th streets. There are fewer businesses and shopping centers along NE Hazel Dell Avenue, just west of I-5, scattered from 63rd to 99th Street. Hazel Dell’s businesses and services tote up several retail, restaurant, and grocery chains, convenience stores, used car dealerships, auto parts stores and auto repair shops, pawn shops, barber shops, taverns, lounges and pubs, and motels, as without difficulty as many additional franchise eateries, several banks and realty, medical and dental offices.

Law enforcement for the community of Hazel Dell is provided by the Clark County Sheriff’s Office, and the local crime rate is typical for a neighborhood of its size and population density. Fire Station 61 on Hazel Dell Avenue operates as allowance of Clark County Fire District 6 and provides firefighting facilities to Hazel Dell and adjoining communities. Hazel Dell has its own sewer district as well.