Each edition grades its towns against each other only.
More historic than 3% of U.S. towns · #253 of 261 in Maryland. What drives it
Most of White Marsh was built recently: 2% of its homes predate 1940 and the median home dates from 1986. Below: 2 old photos and papers, maps from 1893 on, and the census since 1990.
White Marsh dates its founding to 1965 (Wikidata). The census first counted it in 1990.
More historic than 3% of U.S. towns, on its age, its old homes and the National Register.
On its age, its old homes and the National Register, White Marsh is more historic than 3% of U.S. towns, #253 of 261 in Maryland. Its National Register listings hold the grade up; its age pulls it down.
Few Maryland towns list much on the Register (a typical Maryland town has 0.9 per 10,000 residents, the U.S. 2.4), so White Marsh’s 0.0 sits below most of its state (20% of Maryland towns have fewer) while its 0 listings outnumber those of 23% of U.S. towns.
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 →
Read from the archive, the National Register and the record. The page puts what stands out first.
The first neighbors to add old photos shape how White Marsh’s history is told.
Old hamlets and crossroads still carry their names on the map.
Places and cemeteries from the USGS Geographic Names Information System (2021).
Every edition of the U.S. Geological Survey’s map of White Marsh. Tap a year, or press play to watch the town change.
U.S. Geological Survey historical topographic maps (public domain), via Esri’s collection of the scans. The red ring marks the center of White Marsh.
From Wikipedia’s history of White Marsh.
In 1965, the largely undeveloped northeast corridor was identified by Baltimore County as the preferred site for intensive development. A town center was proposed to be located west of Belair Road at the planned intersection of White Marsh and Walther Boulevards.
Text from Wikipedia, licensed CC BY-SA 4.0.
Woven from the archive, old maps, post office records, the National Register and the people born here.
On the mapFirst mapped by the U.S. Geological Survey
In the archiveR Vincent Jr and Sons Geranium Trial House 1909
In the archivePaddock Diner, located on Pulaski Hwy., Route 40 -- White Marsh, Maryland (82837)2 decades in the archive, from the 1900s to the 1930s. Scroll each row; tap a photo for its story.
No then-and-now pairs yet. Take a photo from the same spot as an old one and they appear here side by side.
Find the spot, match the angle, and add your photo. It becomes the first then-and-now pair on White Marsh’s page.
Retake this view · +15Between 8,183 and 10,287 people in every census since 1990.
4 censuses, 1990–2020.
U.S. Census Bureau decennial counts, from the census table on White Marsh’s Wikipedia page.
Nobody well known was born in White Marsh itself, so here are the best known from just nearby.
Each neighbor’s History grade, on the same three inputs.
In 1965, according to Wikidata. the census of 1990 counted 8,183 people here.
White Marsh is more historic than 3% of U.S. towns, #253 of 261 in Maryland. 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.
2% of White Marsh’s homes were built before 1940 (Census estimate, ±1.6 points), against a typical 3.3% for a Maryland town; the median home was built in 1986.
What the archives can’t tell you, neighbors can.
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), Wikipedia, U.S. Geological Survey historical maps, U.S. Census counts (via Wikipedia) 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.
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