# Hartsdale

> English word · Proper noun

## Definitions
1. A hamlet in the town of Greenburgh, Westchester County, New York, United States.
2. A former town in St. John, Lake County, Indiana, United States.

## Etymology
From the surname Hart + -s- + dale.

## Source
Compiled from Wiktionary via kaikki.org (CC BY-SA). Data vintage: 2026-05-06.
Canonical page: https://plainspell.com/en/word/hartsdale