Schenectady County Home of Union College, The Historic Stockade District, Proctors Theatre, Central Park and the General Electric Plant. Schenectady City – Downtown, Union St. and Grand Blvd. Downtown Schenectady North Schenectady Union Street Grand Boulevard Central State Street Upper State Street Schenectady City – Bellevue & Mt. Pleasant Town of Sand Lake Town of Poestenskill Averill Park Schodack, Nassau & Castleton Town of Schodack Village of Castleton Town of Nassau Village of Nassau Petersburg, Berlin, and Stephentown Town of Petersburg Town of Berlin Town of Stephentown