The first settler arrived around 1794. At that time, the area was home to the Seneca Indians. The town is named for the Thomas Moore poem about Avoca in Ireland. The town was formed from parts of four other towns in 1843. Those towns contributing to the new town were: Bath, Cohocton, Howard, and Wheeler.
Fire insurance maps drew every building, what it was made of and what it was used for, so insurers could price the risk of fire. Pick a year, then a sheet.
1893Sheet 1 of 1
Edition
Sheets
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Sanborn Map Company, via the Library of Congress. Editions published in 1930 or earlier, which are in the public domain.
From the old history books
What they wrote about Avoca, 1879–1911
Passages that mention Avoca, cut from the printed page as they were published.
History of Steuben county, New York, with illustrations and biographical sketches of some of its prominent men and pioneers1879Read the page →
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In the year 1850 he settled in the village of Avoca, and opened a general merchandise store, which although of small beginning, he has gradually increased as the growing interests of the vicinity demanded, and continues at the present time.
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A history of Steuben County, New York, and its people1911 · page 193Read the page →
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A Christian church was planted at the town of Avoca in Buchannan's barn by Elder Calvin French in 1811. A Baptist church was founded in the town of Canisteo in 1794 by Rev. Jedediah Stephens. This is the oldest church in the Painted Post country, if not in the Genesee country.
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History of Steuben county, New York, with illustrations and biographical sketches of some of its prominent men and pioneers1879Read the page →
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Her mother died 1839 ; her father survives, and lives in the town of Avoca. Mrs. Cotton was born March, 1839. After his marriage, iNIr. Cotton remained in the town of Dansville, on the homestead, until 1865, when he disposed
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Scans and text from the Internet Archive. Books published in 1930 or earlier, which are in the public domain.
By decade
Avoca, decade by decade
One decade in the archive so far: the 1870s. Scroll each row; tap a photo for its story.
Founding dates: Wikidata, Wikipedia, the U.S. post office records of Blevins & Helbock (CC0) and the Census. Homes by year built: Census ACS 2020–24. National Register of Historic Places: National Park Service (list of May 22, 2026). Old photos, postcards and papers: Wikimedia Commons, the Library of Congress and other public archives, credited on each item’s page. Maps: U.S. Geological Survey historical topographic maps (via Esri) and Sanborn fire-insurance maps (Library of Congress). History text and census tables: Wikipedia (CC BY-SA 4.0). Places that used to be: USGS Geographic Names Information System (2021). How TownRatings grades history →
From Wikimedia Commons (8), Wikipedia, U.S. Geological Survey historical maps, U.S. Census counts (via Wikipedia), Sanborn fire insurance maps (Library of Congress) and old county and town histories (Internet Archive). Archive images are copied here with their credits and licenses, shown on each photo’s page. Refreshed monthly.