The renovation of and addition to Craig High School is part of a multi-phase expansion project for the School District of Janesville. This part of the project will consist of an addition to the northeast side of the existing school building and renovation of its interior.

The Northeast Addition consists of a new cafeteria/commons area, four-station practice gym, a small addition to the agriculture and music areas, and a renovated main entrance.

The complementary renovation includes new lighting, fixture upgrades, flooring, locker rooms, site work, HVAC upgrades, paint, ceilings, and parking.