Jason Siesko is the Council Member, Glen Rock Borough, in York County, Pennsylvania.

What party is Jason Siesko?

Council Member is elected on a nonpartisan ballot, so no party is listed for Jason Siesko.

Where does Jason Siesko stand politically?

There's no published left–right score for Jason Siesko. Most local officials have none: academic scores come from votes in Congress or a state legislature, or from campaign donors, and we don't guess.

Who is Jason Siesko? Council Member, Glen Rock Borough, PA

Jason Siesko is the Council Member, Glen Rock Borough.

In office

Office	Who holds it now
Council Member · Glen Rock Borough Council	Jason Siesko source

Glen Rock Borough Council's website (contact the office there) · everyone on it

Where Jason Siesko stands

No published left–right score. Most local officials don't have one: the academic scores come from votes in Congress or a state legislature, or from who donates to a campaign, and we don't guess.

Quick answers

Who is Jason Siesko?: Jason Siesko is the Council Member, Glen Rock Borough, in York County, Pennsylvania.
What party is Jason Siesko?: Council Member is elected on a nonpartisan ballot, so no party is listed for Jason Siesko.
Where does Jason Siesko stand politically?: There's no published left–right score for Jason Siesko. Most local officials have none: academic scores come from votes in Congress or a state legislature, or from campaign donors, and we don't guess.

Are you Jason Siesko?

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Officeholders as of November 6, 2026, from the Pennsylvania Department of Community and Economic Development's Municipal Statistics officials list (self-reported by each county and municipality); each name links to its source. Officials change between elections (appointments, resignations), and the body's own website is the authority. Party is shown only for offices elected on a partisan ballot.

York County's elected officials · Glen Rock Borough's officials

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