The Sanford post office opened in 1825, the earliest record of the town by name. Five smaller post offices, Hale's Eddy (1850), Gulf Summit (1856) and North Sanford (1856), opened inside today’s town and later closed.
2020 census: 2,239201 years
How historic is Sanford?
A−
More historic than 79% of U.S. towns, on its age, its old homes and the National Register.
Founding year: the first Sanford post office (Blevins & Helbock, CC0).The full story ↓
History grade
What drives Sanford’s History grade
On its age, its old homes and the National Register, Sanford is more historic than 79% of U.S. towns. Its share of homes from before 1940 holds the grade up; its National Register listings pull it down.
A−
HistoryA character grade: shown, never part of Sanford’s overall grade.
New York towns list more on the Register than most of the country (a typical New York town has 12.3 per 10,000 residents, the U.S. 2.4), so Sanford’s 4.7 sits below most of its state (34% of New York towns have fewer) while its 1 listings outnumber those of 51% of U.S. towns.
How sure. Graded on any two of the three inputs instead, the letter would range from B to A. The pre-1940 share is a Census survey estimate (±6.7 points). The founding year is the first post office, not a stated founding date.
Founding year: the first post office (other dates in Quick answers). Homes: Census ACS 2020–24. National Register: National Park Service, May 2026 list; each listing counted once (boundary changes and added documentation belong to their listing), and a historic district counts its contributing buildings. How TownRatings grades history →
What stands out about Sanford’s past
Read from the archive, the National Register and the record. The page puts what stands out first.
Early ownership of the area was primarily divided into the Livingstone patent, the Fisher and Norton tract, and the Randolph patent. The region was first settled circa 1787.
The town of Sanford was formed in 1821 from the town of Windsor.
Passages that mention Sanford, cut from the printed page as they were published.
The history of Sanford, Maine, 1661-19001901 · page 214Read the page →
The history of Sanford, Maine, 1661-19001901 · page 92Read the page →
Read the text
eastern branch thereof, to the mouth of a certain brook, called the Hay Brook ; then up said brook to a certain place known by the name of Staple's Marsh ; then northwest to the head of the said town of Sanford ; " that the two parishes should be vested with "all the powers, rights, privileges and immunities " enjoyed by other parishes in the commonwealth ; and that meetings should be called to choose officers to manage the affairs of the [)arishes.
Text read by machine from the scan; it may contain errors.
Scans and text from the Internet Archive. Books published in 1930 or earlier, which are in the public domain.
By decade
Sanford, decade by decade
One decade in the archive so far: the 1870s. Scroll each row; tap a photo for its story.
The Sanford post office opened in 1825, the earliest record of the town by name (U.S. post office records).
How does Sanford rank for history?
Sanford is more historic than 79% of U.S. towns. The History grade combines the town’s founding era, the share of homes built before 1940 and its National Register listings. It’s a character grade, so it isn’t part of the overall grade. How it works.
What is on the National Register in Sanford?
One place: the First Presbyterian Church of Deposit (listed 2019).
How old are the homes in Sanford?
30% of Sanford’s homes were built before 1940 (Census estimate, ±6.7 points), against a typical 27% for a New York town; the median home was built in 1965.
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).
From Wikimedia Commons (6), the National Register of Historic Places (1), Wikipedia, Wikidata and Wikipedia for famous people, the US Post Offices dataset (Blevins & Helbock), the USGS Geographic Names Information System 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.