More historic than 12% of U.S. towns · #214 of 285 in Washington. What drives it
Most of Grand Mound was built recently: 0.0% of its homes predate 1940 and the median home dates from 1992. Below: maps from 1941 on and the census since 1990.
On its age, its old homes and the National Register, Grand Mound is more historic than 12% of U.S. towns, #214 of 285 in Washington. Its age holds the grade up; its share of homes from before 1940 pulls it down.
D
HistoryA character grade: shown, never part of Grand Mound’s overall grade.
Few Washington towns list much on the Register (a typical Washington town has 0.1 per 10,000 residents, the U.S. 2.4), so Grand Mound’s 0.0 sits below most of its state (27% of Washington towns have fewer) while its 0 listings outnumber those of 23% of U.S. towns.
How sure. Graded on any two of the three inputs instead, the letter would range from D− to C−. The pre-1940 share (±1.0 points) is firm at this size. Two sources give 1851.
Founding year: Wikipedia (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 Grand Mound’s past
Read from the archive, the National Register and the record. The page puts what stands out first.
Prior to European colonization, the Grand Mound Prairie was home to the Upper Chehalis (q̓ʷay̓áyiɬq̓) people. A large settlement called aqáygt (meaning "long prairie" in the Upper Chehalis language) was located where Grand Mound is today, but settlers burned and razed it after a smallpox outbreak caused by contact with Europeans killed hundreds of indigenous people in the area.
Passages that mention Grand Mound, cut from the printed page as they were published.
Early history of Thurston County, Washington1914 · page 232Read the page →
Read the text
James Biles built the first tannery on Scatter Creek, north of the Columbia River. L. D. Durgan and A. Gangloff started the first fruit nursery ; John Guynnup, a Mexican war veteran, started the first brick kiln at Grand Mound, and in 1858 a I\Ir. Armstrong built the first sawmill on the Chehalis River, locating a little below the present town of Oakville.
Text read by machine from the scan; it may contain errors.
Early history of Thurston County, Washington1914 · page 180Read the page →
Read the text
In 1852, William King left his young wife, Caroline, in their Michigan home, and crossed the plains with the customary ox teams. Arriving in this section, the summer was spent at Grand Mound Prairie, looking for a place of permanent location. In the spring of 1858, Mr. King decided to take up a donation claim in Cowlitz County, and selected a site just above the town of Kelso on the Cowlitz River. For a couple of years Mr.
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.
Timeline
Grand Mound, 1851 to 1955
Woven from the archive, old maps, post office records, the National Register and the people born here.
In 1851, according to Wikipedia’s history of the town. Grand Mound’s post office opened in 1854, and the census of 1990 counted 1,394 people here.
How does Grand Mound rank for history?
Grand Mound is more historic than 12% of U.S. towns, #214 of 285 in Washington. 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.
How old are the homes in Grand Mound?
0.0% of Grand Mound’s homes were built before 1940 (Census estimate, ±1.0 points), against a typical 4.3% for a Washington town; the median home was built in 1992.
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), Wikipedia, U.S. Geological Survey historical maps, U.S. Census counts (via Wikipedia), 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.