Donaldsonville dates to 1806, and 5 of its places are on the National Register
More historic than 84% of U.S. towns · #7 of 161 in Louisiana. What drives it
Most of Donaldsonville was built recently: 8% of its homes predate 1940 and the median home dates from 1982. 5 places in town are on the National Register, among them a historic district with 487 buildings. Below: 22 old photos and papers, maps from 1939 on, and the census since 1860.
Founding year: Wikidata. First post office: 1808.The full story ↓
History grade
What drives Donaldsonville’s History grade
On its age, its old homes and the National Register, Donaldsonville is more historic than 84% of U.S. towns, #7 of 161 in Louisiana. Its National Register listings hold the grade up; its share of homes from before 1940 pulls it down.
A−
HistoryA character grade: shown, never part of Donaldsonville’s overall grade.
Louisiana towns list more on the Register than most of the country (a typical Louisiana town has 3.8 per 10,000 residents, the U.S. 2.4), so Donaldsonville’s 720 sits above most of its state (100% of Louisiana towns have fewer) while its 492 historic buildings outnumber those of 97% 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 (±3.8 points). Two sources give 1806.
Founding year: Wikidata (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 Donaldsonville’s past
Read from the archive, the National Register and the record. The page puts what stands out first.
Nothing in the archives for these yearsWeddings on Main Street, storms, parades, school pictures, the old store. If it’s in your family album, it belongs here.
The French were the first Europeans to colonize the area. They named the site Lafourche-des-Chitimachas, after the regional indigenous people and the local bayou, which they gave the same name. They developed agriculture in the parish, mainly as sugar cane plantations worked by African slave labor.
Every edition of the U.S. Geological Survey’s map of Donaldsonville. Tap a year, or press play to watch the town change.
1939Donaldsonville sheet · 1:62,500
U.S. Geological Survey historical topographic maps (public domain), via Esri’s collection of the scans. The red ring marks the center of Donaldsonville.
Then & now
Stand where they stood
No then-and-now pairs yet. Take a photo from the same spot as an old one and they appear here side by side.
Retake this viewMardi Gras Donaldsonville Louisiana 1839, 1839
Find the spot, match the angle, and add your photo. It becomes the first then-and-now pair on Donaldsonville’s page.
In 1806, according to Wikidata. Donaldsonville’s post office opened in 1808, and the census of 1860 counted 1,475 people here.
How does Donaldsonville rank for history?
Donaldsonville is more historic than 84% of U.S. towns, #7 of 161 in Louisiana. 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 Donaldsonville?
5 listings: 3 buildings, among them the Palo Alto Plantation (listed 1977, the first), 1 historic district, the Donaldsonville Historic District, with 487 contributing buildings, and 1 structure. 492 historic buildings in all.
How old are the homes in Donaldsonville?
8% of Donaldsonville’s homes were built before 1940 (Census estimate, ±3.8 points), against a typical 3.4% for a Louisiana town; the median home was built in 1982.
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 (13), the Library of Congress (9), Wikidata (1), the National Register of Historic Places (5), Wikipedia, Wikidata and Wikipedia for famous people, U.S. Geological Survey historical maps, U.S. Census counts (via Wikipedia), the US Post Offices dataset (Blevins & Helbock) and the USGS Geographic Names Information System. Archive images are copied here with their credits and licenses, shown on each photo’s page. Refreshed monthly.