A medium security prison for men in the hamlet of Wallkill, Ulster County, in the Hudson Valley about an hour and three quarters from New York City. It takes letters at a post box with a letter for a name, shares its hamlet with the maximum security Shawangunk prison, and splits weekend visiting by the first letter of the last name.
City
Wallkill
County
Ulster County
State
NY
Facility Type
state prison
Gender
Adult male
Custody Levels
Medium
Operator
New York State Department of Corrections and Community Supervision
Address
50 McKendrick Road, P.O. Box G, Wallkill, NY 12589-0286
Phone
845-895-2021
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The lettered box, and the prison next door with a numbered one.
View ArticleWhich weekend day is yours, and the 1:15 PM cutoff.
View ArticleTwo state prisons, one hamlet, one search that tells them apart.
View ArticleA slip and a money order cost nothing. The quick ones carry a fee.
View ArticleCalls went free across New York in August 2025 and need no account.
View ArticleLetters go to P.O. Box G, Wallkill, NY 12589-0286. The box is a letter of the alphabet, which is the thing families most often get wrong, and Shawangunk Correctional Facility in the same hamlet takes a numbered box with the same five-digit ZIP. Mail is opened and inspected at the prison and the paper is handed over.
See the full breakdownVisits run 7:15 AM to 2:15 PM on weekends and weekday holidays, with the latest arrival at 1:15 PM and one visit a day. Weekend days are split by the first letter of the last name, A to L and M to Z, with Saturday and Sunday going to different groups. Holidays are open to all.
See the full breakdownOne statewide tool covers every New York state prison and takes a DIN or a last name and first name. Two New York prisons have a Wallkill address, Wallkill and Shawangunk, so the facility line on the result is the thing to read before writing or visiting.
See the full breakdownSix routes in, and the two free ones are a money order by post and the visitor lockbox at the prison. Online, the JPay app and the phone all carry a fee and post faster. Every deposit is matched to the DIN, so Box G and the prison next door never touch the money.
See the full breakdownFree since August 1, 2025, with no account for a family to open or fund. Three calls of up to fifteen minutes credited every Saturday, thirty minutes on anything after that, between 7:00 AM and 11:00 PM, across fifteen numbers the person inside manages.
See the full breakdown6 of 8 questions
P.O. Box G, Wallkill, NY 12589-0286, with the person's full name and DIN on the first line and your return address in the top left corner. The G is a letter of the alphabet, not a number.
Mail & PhotosYes. Wallkill is an operating medium security prison for men, with a visiting schedule revised in August 2026 and a place on the NYSDOCCS visiting update that took effect on 7 September 2026.
VisitationWeekends and weekday holidays. Weekend days are split by the first letter of the incarcerated person's last name, A to L and M to Z, and Saturday and Sunday go to different groups. Holidays are open to everyone.
Visitation7:15 AM to 2:15 PM, with the latest arrival at 1:15 PM and one visit per visiting day. Up to three visitors can come, plus one child under the age of five.
VisitationNo. Both are state prisons with a Wallkill, NY address. Wallkill is medium security at 50 McKendrick Road, P.O. Box G. Shawangunk is maximum security at 200 Quick Road and takes family mail at P.O. Box 700, with its own rules.
Inmate SearchUlster County. The hamlet of Wallkill, where the prison is, is in Ulster County. The Town of Wallkill is a separate place in Orange County.
VisitationNothing. New York made every call from a state prison free to families on August 1, 2025. Three calls of up to fifteen minutes are credited each Saturday, calls after those run to thirty minutes, and the window is 7:00 AM to 11:00 PM across fifteen approved numbers.
Phone CallsTo the JPay lockbox at PO Box 531190, Miami, Florida 33153, with a deposit slip, free by post and capped at $999.99 per money order. There is also a visitor lockbox at the prison taking up to $50 cash a day in total. Money never goes in the envelope.
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All information on this page comes directly from official government and facility sources. How we verify information › Last verified September 28, 2026. Official source: doccs.ny.gov/location/wallkill-correctional-facility ›