Susanville’s post office opened in 1859, and 16% of its homes were built before 1940
More historic than 62% of U.S. towns · #86 of 847 in California. What drives it
Its Register listings are the Roop's Fort, the Lassen County Court House and the Susanville Railroad Depot. Below: 4 old photos and papers, maps from 1895 on, and the census since 1890.
On its age, its old homes and the National Register, Susanville is more historic than 62% of U.S. towns, #86 of 847 in California. Its National Register listings hold the grade up; its age pulls it down.
B
HistoryA character grade: shown, never part of Susanville’s overall grade.
Few California towns list much on the Register (a typical California town has 0.0 per 10,000 residents, the U.S. 2.4), so Susanville’s 2.1 sits above most of its state (81% of California towns have fewer) while its 3 listings outnumber those of 65% of U.S. towns.
How sure. Graded on any two of the three inputs instead, the letter would range from C+ to A−. The pre-1940 share is a Census survey estimate (±3.4 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 Susanville’s past
Read from the archive, the National Register and the record. The page puts what stands out first.
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.
The Susanville US post office was established in 1860. Early in its history, Susanville was a hub for overland freight transit, as it marked the meeting point of Nobles Emigrant Trail from Nevada and the Humboldt Wagon Road leading west to Chico. Susanville was incorporated in 1900.
Passages that mention Susanville, cut from the printed page as they were published.
Fairfield's pioneer history of Lassen County, California1916Read the page →
Read the text
On the eleventh the Board ordered notices to be posted stating that until the 18th proposals would be received by the Board for selling to the county a suitable site in the town of Susanville for the location of the county buildings. On June 18th Isaac Roop's gift of a block of land in Susanville for a public square was accepted. At the meeting of July second the Board ordered notices posted stating that until August eighth proposals would be received for the building of a county jail. On August eighth
Text read by machine from the scan; it may contain errors.
Fairfield's Pioneer History of Lassen County California1916 · page 351Read the page →
Read the text
On the eleventh the Board ordered notices to be posted stating that until the 18th proposals would be received by the Board for selling to the county a suitable site in the town of Susanville for the location of the county buildings. On June 18th Isaac Roop’s gift of a block of land in Susanville for a public square was accepted. At the meeting of July second the Board ordered notices posted stating that until August eighth proposals would be received for the building of a county jail. On August eighth
Text read by machine from the scan; it may contain errors.
Fairfield's pioneer history of Lassen County, California1916Read the page →
Read the text
months. His prices were the same as those charged by others, fifty cents for a letter or a paper, or perhaps more if the weather was bad. Grant Tilford was the expressman from Carson City to Susanville in December, 1859. There was no postoffice at Susanville and Governor Roop took charge of the mail that was left there and distributed it.
Text read by machine from the scan; it may contain errors.
Fairfield's Pioneer History of Lassen County California1916 · page 187Read the page →
Read the text
months. His prices were the same as those charged by others, fifty cents for a letter or a paper, or perhaps more if the weather was bad. Grant Tilford was the expressman from Carson City to Susanville in, December, 1859. There was no postoffice at Susanville and Governor Roop took charge of the mail that was left there and distributed it.
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
Susanville, 1859 to 1991
Woven from the archive, old maps, post office records, the National Register and the people born here.
National Park Service, National Register of Historic Places. Photos from Wikimedia Commons, credited on each place’s page.
People over time
Susanville, census by census
Between 688 and 17,947 people in every census since 1890.
13 censuses, 1890–2020.
U.S. Census Bureau decennial counts, from the census table on Susanville’s Wikipedia page.
Places that used to be
Places now gone and burying grounds
Susanville’s post office has been open since 1859.
Gone or out of use
Roop Fortmilitary
3cemeteries and burying grounds inside Susanville
IndianLassen CountySusanville
US Post Offices dataset (Blevins & Helbock, CC0). Places and cemeteries from the USGS Geographic Names Information System (2021).
Questions about Susanville’s history
What year was Susanville founded?
The Susanville post office opened in 1859, the earliest record of the town by name (U.S. post office records).
How does Susanville rank for history?
Susanville is more historic than 62% of U.S. towns, #86 of 847 in California. 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 Susanville?
Three places: the Roop's Fort (listed 1974), the Lassen County Court House (1998) and the Susanville Railroad Depot (2001).
How old are the homes in Susanville?
16% of Susanville’s homes were built before 1940 (Census estimate, ±3.4 points), against a typical 3.4% for a California town; the median home was built in 1975.
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 (4), Wikidata (2), the National Register of Historic Places (3), 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), the USGS Geographic Names Information System, 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.