It is bordered to the northwest by the city of Owen and at its northeast corner by the village of Curtiss.

"[4] Most of the bedrock underneath is Mount Simon sandstone, interspersed with some areas of volcanic and metavolcanic rock.

[5] Some of the early European Americans to walk the six mile square that would become Green Grove were the U.S. government's surveyors.

)[8]Once the land was surveyed, the federal government began selling parcels to private individuals and lumber companies.

The first land patent in Green Grove was in 1856 - a sale of 40 acres in section 11 to a John Lewis.

[9] By 1880 the area that would become Green Grove was the western half of an early Town of Colby.

[11]: 85 By 1906 the roads and farms had filled in a little, but much of the west and north of Green Grove was still in the hands of lumber companies like J.S.

The Fairchild and Northeastern Railroad was under construction, arcing across the west end of the township on its way from Willard to Owen, with Bright post office where the F&NE crossed the road that is now County N. A schoolhouse stood on that same road at the west end of Green Grove.

Prior to this, trains heading between Chicago and Superior had to jog out of their direct route up to Abbotsford and over to Owen.

The railroad added a couple sidings in the farms and forest and Atwood grew there.

[13] The 1918 History of Clark County describes Atwood as "a new village in Section 21, Green Grove, on the "Soo" line, from Spencer to Owen.

The racial makeup of the town was 98.89% White, 0.22% Native American, 0.22% Asian, and 0.67% from two or more races.