He was elected as a Democratic-Republican to the 14th United States Congress, holding office from March 4, 1815, to March 3, 1817. He was a delegate to the New York State Constitutional Convention of 1821, and was Surrogate of Westchester County from 1828 to 1840.
- United States Congress. "Jonathan Ward (id: W000136)". Biographical Directory of the United States Congress.
- The New York Civil List compiled by Franklin Benjamin Hough (pages 70, 147 and 419; Weed, Parsons and Co., 1858)
|U.S. House of Representatives|
|Preceded by |
| Member of the U.S. House of Representatives |
from New York's 3rd congressional district