The Port Huron and St. Clair County wall map, by Universal Map provides up-to-date cartography in complete street detail.

The special features and data include:

All streets and highways, post offices, hospitals, water features, recreational parks, mileage circles, city limits and annexations, cemeteries, shopping centers, block numbers, golf courses and country clubs, zip codes and zip code boundaries, airports and railroads, government buildings, fire and police stations, educational facilities, longitude and latitude lines, section/township/range lines, and other points of interest.

Measuring 68" W x 50" H and indexed on the face of the wall map, the area of coverage is as follows:

Section One: Port Huron includes Port Huron, St. Clair, and Ontario, Canada. Ranging:

North: to include Ft. Gratiot

South: to include Marysville

East: to include Sarnia

West: to Crystal Lake, 1 mile past Wadhams Road.

Included are insets of Algonac, Downtown Algonac, Bright's Grove, Capac, Emmett, Lakeport, Marine City, Downtown Marine City, Memphis, New Baltimore, Port Huron/Sarnia, Ontario, Downtwon Port Huron, Downtown Sarnia, Richmond, St. Clair, Downtown St. Clair, Yale, Burtchville, and Worth.

Section Two: St. Clair County includes all of St. Clair County.