Valhalla in Westchester County, New York — The American Northeast (Mid-Atlantic)
The Robert L. Kenngott Base Line
Est 1978
Photographed by David Feibusch
1. The Robert L. Kenngott Base Line Marker
Located along the line through this spot, this calibration base line was made possible through the inspiration and dedicated efforts of Robert L. Kenngott, land surveyor and professional engineer. Use of the base line by local surveyors helps to maintain the highest standards of the surveying profession for the continued protection of the public.
Erected 1978.
Topics. This historical marker is listed in this topic list: Landmarks.
Location. 41° 3.904′ N, 73° 47.533′ W. Marker is in Valhalla, New York, in Westchester County. It is on Westchester Community College south of Grasslands Road (New York State Route 100), on the right when traveling south. Located on the SUNY Westchester Community College campus. Touch for map. Marker is in this post office area: Valhalla NY 10595, United States of America. Touch for directions.
Regionally, this marker is in the Hudson Valley and in the New York City Metropolitan Area. It is also in the American Northeast and in the Mid-Atlantic. Globally, it is in the North Atlantic Region, North America, the Western Hemisphere, the Western World, and the Anglosphere. Historically, it finds itself in what was once New Netherland and also one of the original Thirteen Colonies.
Other nearby markers. At least 8 other markers are within 2 miles of this marker, measured as the crow flies: Battle of Youngs House Memorial (approx. 0.8 miles away); Miller Hill Battle Monument (approx. 1.4 miles away); Miller Hill (approx. 1.4 miles away); Joseph T. Miller (approx. 1½ miles away); North Castle World War II Monument (approx. 1½ miles away);
this page online
Photographed by David Feibusch
2. The Robert L. Kenngott Base Line Marker
Credits. This page was last revised on December 11, 2025. It was originally submitted on December 10, 2025, by David Feibusch of White Plains, New York. This page has been viewed 56 times since then and 25 times this year. Photos: 1, 2. submitted on December 10, 2025, by David Feibusch of White Plains, New York. • Michael Herrick was the editor who published this page.
