New York's 3rd State Senate district is one of 63 districts of the New York State Senate. It has been represented by Republican L. Dean Murray since 2023. For the 2022 election, the 3rd district was redistricted from the old 4th district.
Geography District 3 covers much of south-central Suffolk County on Long Island, including portions of Brookhaven and Islip. Most of Brentwood, the largest census-designated place on Long Island, is located within the district.
The district overlaps with New York's 1st and 2nd congressional districts, and with the 1st, 2nd, 3rd, 5th, 6th, 7th, and 8th districts of the New York State Assembly.
Recent election results 2026
2024
2022
2020
2018
2016
2014
2012
Federal results in District 3 Year Office Results 2020 President Trump 49.52 – 49.08% 2018 Senate Gillibrand 55.3– 44.6%2016 President Trump 51.3 – 45.3% 2012 President Obama 55.4 – 43.4% Senate Gillibrand 66.7 – 32.1%
References