Town Hall Address 18 York St. Lambertville, NJ 08530 United States- Hunterdon County Website https://lambertvillenj.org/ County Clerk 609-397-0110 Monday - Friday: 9:00 A.M. - 4:30 P.M. 18 York St. Lambertville, NJ 08530 United States Assessor 609-397-0801 Wednesday: 7:30 P.M. - 9:00 P.M. 18 York St. Lambertville, NJ 08530 United States Tax Collector 609-397-0801 Thursday: 4:30 P.M. - 7:00 P.M. 18 York St. Lambertville, NJ 08530 United States Attorney 609-397-0900 18 York St. Lambertville, NJ 08530 United States Mayor 609-397-0110 18 York St. Lambertville, NJ 08530 United States Municipal Court 609-397-1335 18 York St. Lambertville, NJ 08530 United States Town Hall Hours Monday - Friday 9am - 4:30pm County Hunterdon