| Address: | 245 Park Drive Mastic Beach , NY 11951 |
| Mailing Address: | |
| Contact Person: | Main Office |
| Phone: | 631-399-2030 |
| Fax: | |
| Website: | https://www.nps.gov/fiis/planyourvisit/williamfloydestate.htm |
| E-mail: | |
| Services Provided: |
The house is open to the public from Memorial Day Weekend to mid-November, on Fridays, Saturdays, Sundays, and holidays from 10 am – 4 pm. Guided tours of the Old Mastic House every 1/2 hour.Off season (winter-spring) bird walks, botany walks, cultural landscape tours etc.are offered on the grounds.Slide programs/talks offered for organized groups All programs are free. |
| Misc: | |
| Eligibility Requirements: | All welcome |
| Hours of Operation: | Memorial Day Weekend through mid November for house tours on Friday, Saturday, Sunday, and holidays: 10 am - 4pm. Off season programs throughout winter/spring on Saturdays, Sundays. |
| Not for Profit: | Yes |
| Last Verified: | 04/18/2025 |
