The Ada Township Comprehensive Plan Executive Summary was prepared in July 1985 by WBDC, Inc.

The Ada Township Conservation Easement Reports are dated from 1995-1996 and were prepared by Keith P. Walker, Esq. with the assistance of McShane & Bowie, P.L.C., and by April Scholtz for the Ladd Land Corporation.

The Cannon Township Comprehensive Development Plan was prepared by Prein & Newhof and completed on December 6, 1978.

The Cannon Township Comprehensive Plan was prepared by the Cannon Township Planning Commission in cooperation with the Cannon Township Board of Trustees with the assistance of the Planning & Zoning Center, Inc. in December 1993. Includes earlier…

The City of Grand Rapids Master Plan 2002 was prepared by the Grand Rapids Planning Commission and was formally accepted on December 10, 2002.

The City of Lowell Comprehensive Plan was prepared by WBDC and was published in November 1984.

The Master Plan Update 1986-2000 for Oakfield Township was prepared by the Oakfield Township Planning Commission with the assistance of J. Paul Jones in 1986.

Black and white photograph of a small wooden raft floating next to the shore of a lake. "Pickerel Lake - Bitely" is written on the bottom of the image.

The Plainfield Township Comprehensive Plan was prepared by the Plainfield Township Planning Commission with the assistance of Miller Associates in July 1988.

Black and white photograph of a lake behind trees. A river attached to the lake is visible across from the photographer. "Sand Lakes Back of Highlands Lodge" is written on the bottom of the image.

The Vergennes Township Master Plan was prepared by Miller Associates in 1989.

The Zoning Ordinance of Ada Township was originally adopted on October 10, 1966, and was amended on April 14, 1969 and again on September 29, 1971.