Cook County topographic maps

Average elevation: 587 ft

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Average elevation: 682 ft

Beverly, Morgan Park, Mount Greenwood, Washington Heights, and the City of Blue Island are considered part of the Blue Island Ridge. The prehistoric glacial ridge was once an island in a lake and later part of its western shore. The distinct geological history is the most significant in Chicago, being the…

Average elevation: 640 ft

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Average elevation: 640 ft

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La Grange is located at 41°48′29″N 87°52′24″W / 41.80806°N 87.87333°W / 41.80806; -87.87333 (41.807938, −87.873455), about 13 miles (21 km) west of Chicago. The village is roughly flat, only deviating from the elevation of 645 feet by at most ten feet. La Grange is surrounded by…

Average elevation: 653 ft

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Average elevation: 830 ft

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Average elevation: 610 ft

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Average elevation: 640 ft

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Average elevation: 633 ft

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Schaumburg is located at 42°01′49″N 88°05′02″W / 42.03028°N 88.08389°W / 42.03028; -88.08389 (42.0302057, −88.0838750). According to the 2010 census, Schaumburg has a total area of 19.333 square miles (50.07 km2), of which 19.22 square miles (49.78 km2) (or 99.42%) is land and 0.113…

Average elevation: 778 ft

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The Chicago "L"s Yellow Line terminates at the Dempster Street station in Skokie. Construction has been completed on a new Yellow Line train station at Oakton Street, to serve downtown Skokie and environs. It opened on April 30, 2012. Additionally, the CTA is commissioning an alternatives analysis study on the…

Average elevation: 623 ft

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Average elevation: 587 ft

The village is surrounded on three sides by upper-income communities, with Highland Park on the north, Northbrook on the west, and Winnetka to the south. The Skokie Lagoons are located in the forest preserve to the immediate west of the village. The same forest preserve has a bicycle trail that connects to…

Average elevation: 636 ft

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Average elevation: 587 ft

Average elevation: 663 ft

When Chicago was founded in 1837, most of the early building was around the mouth of the Chicago River, as can be seen on a map of the city's original 58 blocks. The overall grade of the city's central, built-up areas is relatively consistent with the natural flatness of its overall natural geography,…

Average elevation: 597 ft