1797-98 Federal-style mansion built for General Abraham Ten Broeck — operated as a museum since 1948 and known in local lore for a Dutch-soldier apparition on the top floor.
9 Ten Broeck Place, Albany, NY 12210
Research updated June 2026
Age
All Ages
Cost
$
Modest admission for guided tours; check tenbroeckmansion.org for current pricing. Periodic ghost-hunt fundraiser events are separately ticketed.
Access
Limited Access
Historic late-18th-century house with stairs to upper floors; first floor partially accessible
Equipment
Photos OK
Est. 1798 · National Register of Historic Places · Battle of Saratoga (Abraham Ten Broeck commanded NY militia) · Philip Hooker Architecture · Albany County Historical Association HQ since 1948
The Ten Broeck Mansion was built in 1797-1798 on what was then the rural edge of Albany — a wooded bluff known as the 'Arbor Hill' — for Major General Abraham Ten Broeck and his wife Elizabeth Van Rensselaer. Ten Broeck's previous home had burned in a major Albany fire in 1797 that destroyed several city blocks, and construction on the new mansion began soon after. Albany architect Philip Hooker (1766-1836) designed the Federal-style brick house with sloping lawns and formal gardens.
Abraham Ten Broeck was a prominent Revolutionary War figure — commanding New York militia at the Battle of Saratoga in 1777 — and later served as mayor of Albany and as a state senator. His wife Elizabeth was a member of the politically powerful Van Rensselaer patroon family.
In 1848, after Ten Broeck and his immediate descendants had vacated the property, the home was purchased by Thomas Worth Olcott, a banker and philanthropist. The Olcott family resided in the mansion for a century and made significant alterations, including the addition of Greek Revival porticos to the doorways and marble mantels in the main first-floor rooms. In 1948 the Olcotts donated the mansion to the Albany County Historical Association, which has operated it as a house museum continuously since.
The Ten Broeck Mansion is listed on the National Register of Historic Places and is documented by the Hudson River Valley Institute. Public tours run seasonally, and the mansion hosts annual fundraiser events including a Halloween-season ghost-hunt program in partnership with the Tri-City NY Paranormal Society.
Sources
The Ten Broeck Mansion's principal ghost story features a top-floor figure described as a man in 17th-century Dutch military dress — boiled-leather doublet, metal helmet, and pike — encountered most frequently on the third floor. According to a now-widely-repeated account, two children whose mother kept a rooming house in the mid-20th century encountered the figure in otherwise empty third-floor hallways and, unfamiliar with the dress of Dutch colonial soldiers, called him 'The Conquistador.' The story is now standard on Albany ghost tours and is told by the New York Haunted Houses directory, the Wandering Educators travel blog, Spectrum News' Albany Archives history feature, and the Ghosts of Albany research blog.
A second figure — a woman in 17th-century Dutch clothing — has been reported on the upper floor and is sometimes identified by tellers with Elizabeth Van Rensselaer, Ten Broeck's wife. The chronology is loose: the soldier's dress predates the 1797-98 mansion by 150-200 years, and local tradition speculates that he may have died on the hill where the mansion was later built, before the structure itself existed.
One note of evidentiary care: the Friends of Albany History research blog has documented a separate brownstone at 49 Ten Broeck Street, built by George Dawson in 1859, where a similar Dutch-soldier apparition was reported in the same mid-20th-century period. The two stories — the Mansion at 9 Ten Broeck Place and the brownstone at 49 Ten Broeck Street — have likely cross-pollinated in retelling over decades. We frame the Conquistador story as Ten Broeck Mansion lore because it is now consistently attached to the mansion in tour and tourism-board materials, but readers should know the geographic ambiguity exists in the source record.
Reported activity at the mansion includes whispers and footsteps from the top floor when no one else is in the building, occasional cold spots, and the apparitional encounters above. The Albany County Historical Association leans into the mansion's haunted reputation as a fundraising angle, hosting an annual Halloween-season ghost-hunt program in cooperation with the Tri-City NY Paranormal Society, founded by Gary Robusto.
Notable Entities
Media Appearances
Tour the 1797-98 Federal-style mansion designed by Albany architect Philip Hooker for General Abraham Ten Broeck and his wife Elizabeth Van Rensselaer. The tour covers the family's Revolutionary War history, the later Olcott family ownership, and the building's operation as a museum since 1948. Periodic Halloween-season ghost-hunt fundraisers feature the mansion's top-floor lore.
Every HauntBound history is researched from documented sources. We clearly separate verified historical fact from paranormal folklore.
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