Nebikon has an area, as of 2006, of 3.7 km² (1.4 sq mi).
 Of this area, 38.3% is used for agricultural purposes, while 39.9% is forested.
 Of the rest of the land, 20.6% is settled (buildings or roads) and the remainder (1.1%) is non-productive rivers.
 In the 1997 land survey, 40.05% of the total land area was forested.
 Of the agricultural land, 35.22% is used for farming or pastures, while 2.96% is used for orchards or vine crops.
 Of the settled areas, 9.95% is covered with buildings, 4.84% is industrial,  1.34% is parks or greenbelts and 4.57% is transportation infrastructure.
 
The municipality is located at the confluence of the Luthern and Wigger rivers.
Nebikon has an area, as of 2006, of 3.7 km² (1.4 sq mi).  Of this area, 38.3% is used for agricultural purposes, while 39.9% is forested.  Of the rest of the land, 20.6% is settled (buildings or roads) and the remainder (1.1%) is non-productive rivers.  In the 1997 land survey, 40.05% of the total land area was forested.  Of the agricultural land, 35.22% is used for farming or pastures, while 2.96% is used for orchards or vine crops.  Of the settled areas, 9.95% is covered with buildings, 4.84% is industrial,  1.34% is parks or greenbelts and 4.57% is transportation infrastructure.  
The municipality is located at the confluence of the Luthern and Wigger rivers.
Nebikon