Lainhart Farm Complex and Dutch Barn
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Why it's listed
Lainhart Farm occupies 158 acres on both sides of Lainhart Road in Guilderland, near Altamont. The complex includes a Greek Revival farmhouse of about 1851, a smokehouse, wagon house and horse barn from the same period, a family burial ground with graves dating to 1790 and 1796, and a Dutch barn built around 1819. The Dutch barn was dismantled in part and enlarged by a bay in 1859, when slate roofing was added. The farm began as a tenancy under the Van Rensselaer manor around 1768, when Michael Leonhardt settled there. His descendants kept the land through the Anti-Rent Wars, and Henry S. Lainhart obtained a quitclaim to the property in 1851. The buildings and surrounding fields remain largely intact and the farm is still worked. They document the evolution of a tenant farm over more than two centuries, and the Dutch barn preserves distinctive early timber framing.
Significance in brief: The nomination argues the farm is an outstanding, largely intact example of an early tenant farmstead on the Van Rensselaer manor, with its original buildings and agricultural setting preserved. Its Dutch barn, enlarged in 1859, is a notable surviving example. The farm also has historical significance through more than seven generations of Lainhart family ownership and continuous operation, offering insight into agricultural practices and rural life in the Capital District.
Machine-generated summary. This summary was generated by a language model from the official nomination document and has not been reviewed line by line by an editor. It may contain errors. Check the source document before relying on any detail. Source: nomination document (PDF) · National Archives catalog entry. NRHP reference 01000579, listed June 8, 2001. Summary generated October 2026 (model claude-sonnet-5-5, prompt v1.0-2026-10-29, confidence medium).
Key facts
| Address | 6755 Lainhart, Altamont |
|---|---|
| County | Albany County |
| Listed | June 8, 2001 |
| Reference number | 01000579 |
| Resource type | Building |
| Period of significance | ca.1768-1950 |
| Architectural style | Mid-19th Century/Greek Revival; Dutch Colonial/Dutch Barn |
| Criteria |
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| Areas of significance | Architecture, Agriculture |
| Level of significance | Local |
| Status (as stated in the nomination) | Still a working farm: the land east of the road remains in agricultural use and the farmhouse remains a single dwelling. Recent repairs have stabilized the Dutch barn's sills, wall posts and foundation. |
| Acreage | 158 |
| Coordinates | 42.72452, -74.03195 (NPS GIS) |
What listing means for this property
National Register listing is honorary for a privately owned home: it does not by itself restrict what an owner may do with their own money, and it does not require public access. Restrictions come from local landmark or historic-district ordinances, which are separate (how they differ).
Owner-occupied houses are not eligible for the 20% federal rehabilitation tax credit, which applies to income-producing buildings, but many states offer credits for homeowners. Listing also opens the door to preservation easements and to buying a plaque. Start with what listing means for homeowners, renovating a listed house and selling one.
General information, not legal or tax advice. Rules change; confirm with your State Historic Preservation Office or a qualified adviser.
Sources and further reading
- National Park Service, National Register of Historic Places database (snapshot May 2026), reference 01000579.
- Nomination form (PDF, National Archives) — catalog entry
- Wikipedia article (used for cross-checking only; text not reproduced here)
- Wikidata Q6474000
- This listing as JSON
Last updated October 2026. Found an error? See the editorial policy for how to report it.