Yep! People generally say they are against antisemitism
https://www.ajc.org/AntisemitismReport2022/GeneralPublic
But, surveys do suggest across ages 15-20% of people in the US have bigoted views against Jews. Conservative people are much more likely to be expressing them, but it's still hovering around 10% for overt antisemitism for even very liberal people.
https://journals.sagepub.com/doi/pdf/10.1177/10659129221111081
https://www.adl.org/resources/report/antisemitic-attitudes-america-topline-findings
Like you said, vast majority for liberals and leftist and even majority for conservatives. It's better than it could be, but that's still a lot of bigots