What party is Robert Kostelnik?

Robert Kostelnik was elected as a Democrat; the office is elected on a partisan ballot.

Where does Robert Kostelnik stand politically?

There's no published left–right score for Robert Kostelnik. 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 Robert Kostelnik? Council Member, West Mifflin Borough, PA

Robert Kostelnik is the Council Member, West Mifflin Borough, elected as a Democrat.

In office

Office	Who holds it now
Council Member · West Mifflin Borough Council	Robert Kostelnik Democratic source

West Mifflin Borough Council's website (contact the office there) · everyone on it

Where Robert Kostelnik 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. They were elected on a partisan ballot as a Democrat.

Quick answers

Who is Robert Kostelnik?: Robert Kostelnik is the Council Member, West Mifflin Borough, in Allegheny County, Pennsylvania. Elected as a Democrat.
What party is Robert Kostelnik?: Robert Kostelnik was elected as a Democrat; the office is elected on a partisan ballot.
Where does Robert Kostelnik stand politically?: There's no published left–right score for Robert Kostelnik. 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 Robert Kostelnik?

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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.

Allegheny County's elected officials · West Mifflin Borough's officials

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