NJ Transit operates a train from New York to River Edge hourly. Tickets cost $4 - $9 and the journey takes 37 min. Alternatively, NJ Transit operates a bus from New York to River Edge every 20 minutes. Tickets cost $1 - $5 and the journey takes 1 h 6 min.
From Hoboken train to River Edge. 37 min $8. From Port Authority Bus Terminal line 165 bus to Kinderkamack Rd At Jefferson Ave. 1 h 6 min $4. From New York taxi to River Edge. 26 min $120. From New York drive to River Edge. 26 min $2.