No photograph
on file
Est. 1913
Photo: H.L.I.T. via Flickr (Wikimedia Commons), CC BY 2.0 · CC-BY-2.0
Asylum / Hospital

Sea View Hospital (Old)

Largest U.S. Tuberculosis Sanatorium, Now Partly Abandoned

Brielle Avenue, Staten Island, NY 10314

Research updated May 2026

Age

All Ages (perimeter only)

Cost

Free

Free public access to the surrounding park and grounds; abandoned buildings are fenced and trespassing is prohibited.

Access

Limited Access

Mixed paved and overgrown grounds; abandoned buildings unsafe and posted

Equipment

Photos OK

ApparitionsPhantom voicesCold spotsResidual haunting

The folklore at Sea View is closer to ruin atmospherics than to specific witness reports. The Children's Hospital, abandoned for decades and partially demolished, and the underground tunnel network linking the original 37 buildings, are the most-photographed urban exploration subjects in the New York City outer boroughs. Photographers and writers — including Untapped New York, World Abandoned, and several Staten Island heritage groups — have documented the peeling tile, the institutional bath rooms, and the long sightlines through the empty pavilions.

The Shadowlands narrative for Sea View is brief: an abandoned tuberculosis and psychiatric campus where many spirits, framed as tortured patients, are reported to roam the old buildings. The framing slightly misstates the institutional history — Sea View was a tuberculosis sanatorium, not an asylum — but the volume of recorded suffering on the campus is real. Tuberculosis mortality in the early decades of the hospital was high; isolation was enforced; and the Children's Hospital handled some of the period's youngest patients.

No major paranormal program has produced a sustained investigation of Sea View, and there is no organized ghost tour. Trespassing on the abandoned buildings is prohibited and dangerous; the active long-term care facility uses several of the original structures. The practical experience here is exterior daytime walking on the Greenbelt and adjacent public paths, with the institutional history providing the weight that the lore traces.

Plan Your Visit

1 way to experience
Outdoor Exploration

Sea View Greenbelt Walk

Walk the Sea View Hospital grounds and adjacent NYC Greenbelt paths. The active long-term care facility uses several of the original buildings and is not open to visitors; the abandoned Children's Hospital and several pavilions are fenced and posted, but exterior views are accessible from public Greenbelt trails. Streptomycin research that effectively cured tuberculosis was conducted on this campus in 1952.

Duration:
1.5 hr · Stay on Greenbelt and public paths; do not enter abandoned buildings
Cost:
Free
Days:
Daylight hours
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Sources & Further Reading

Every HauntBound history is researched from documented sources. We clearly separate verified historical fact from paranormal folklore.

  1. 1.en.wikipedia.org/wiki/Seaview_Hospital
  2. 2.untappedcities.com/sea-view-hospital-staten-island
  3. 3.untappedcities.com/inside-the-abandoned-childrens-hospital-and-tunnels-at-seaview-hospital-staten-island
  4. 4.statenislandmuseum.org/online-exhibitions/apart-together/searching-for-a-cure

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Frequently Asked Questions

Is Sea View Hospital (Old) family-friendly?
The exterior walk is appropriate for older children with adult context. The site's history includes mass tuberculosis death and isolation policies — heavy material best for ages 12+. Overall family fit: Moderate.
How much does it cost to visit Sea View Hospital (Old)?
Free public access to the surrounding park and grounds; abandoned buildings are fenced and trespassing is prohibited. This location is free to visit.
Do I need to book in advance?
No advance booking is required, but checking availability is recommended.
Is Sea View Hospital (Old) wheelchair accessible?
Sea View Hospital (Old) has limited wheelchair accessibility. Terrain: Mixed paved and overgrown grounds; abandoned buildings unsafe and posted.