Sam Oosterhoff has cast 76 recorded division votes in the current parliament, voting yea on 52 (68%) and nay on 15 (20%). Oosterhoff was absent for 9 votes (12% of all divisions). Oosterhoff voted with the winning majority 87% of the time.

In the February 2025 election, Oosterhoff won Niagara West with 51.13% of the vote, a safe margin of +26.4% over Shauna Boyle (LIB, 24.75%). Turnout in the riding was 54.9%.

Of the 76 votes, 40 were on bills and 27 were procedural motions. As a member of the governing party, a high majority-alignment rate is typical.