Willow Valley Township is a township in Saint Louis County, Minnesota, United States. The population was 126 at the 2010 census.

State Highway 73 (MN 73) and Saint Louis County Road 74 (Willow River Road) are two of the main routes in the township.

U.S. Highway 53 runs north–south along Willow Valley Township's eastern boundary line at the northeast side. Highway 73 passes through the southeast portion of the township. Willow River Road runs east–west through the northern portion of the township.

County Road 406–Chisholm Road runs north–south through the township.

The unincorporated community of Gheen Corner is located at the northeast edge of Willow Valley Township.

Cook and Orr are both nearby.

Geography

According to the United States Census Bureau, the township has a total area of , all land.

The Willow River, a tributary of the Little Fork River, flows through the northern portion of Willow Valley Township.

Beaver Creek flows through the south–central part of the township.

The central, south–central, and southeast portions of Willow Valley Township are located within the Kabetogama State Forest.

Adjacent townships and communities

The following are adjacent to Willow Valley Township:

  • Linden Grove Township (south)
  • The unincorporated community of Linden Grove (south)
  • Field Township (east and southeast)
  • Gheen Unorganized Territory (east)
  • The unincorporated community of Gheen (east)
  • Leiding Township (north and northeast)
  • Pelican Lake (north)
  • Northwest Saint Louis Unorganized Territory (west and northwest)
  • The unincorporated community of Greaney (west)
  • Sturgeon River Unorganized Territory (southwest)
  • The unincorporated community of Celina (southwest)

The city of Orr is nearby to the north-northeast, but does not border the township.

Nett Lake Indian Reservation – Bois Forte Indian Reservation is nearby to the northwest, but does not border Willow Valley Township.

Unincorporated communities

  • Gheen Corner

Olson Road runs east–west along Willow Valley Township's southern boundary line with adjacent Linden Grove Township in the southwest and south–central part of Willow Valley Township.

Range Line Road–UT Road 8109 runs north–south along Willow Valley Township's western boundary line with adjacent Northwest Saint Louis Unorganized Territory in the northwest corner of Willow Valley Township.

Highway 119 (CR 119) runs north–south through the northwest portion of Willow Valley Township; the roadway continues north to nearby Leiding Township and Orr.

Carpenter Road–County Road 481 (CR 481) briefly runs north–south along Willow Valley Township's eastern boundary line with adjacent Field Township at the southeast side.

U.S. Highway 53 runs north–south along Willow Valley Township's eastern boundary line with adjacent Gheen Unorganized Territory at the northeast side.

Demographics

As of the census