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–Not graded
History · Round Valley

Round Valley’s post office opened in 1874, and 31% of its homes were built before 1940

1874first post office
0on the National Register
31%homes built before 1940
Add an old photoShare a memory
Quick answers

How Round Valley began

When was Round Valley founded?

1874

The Round Valley post office opened in 1874, the earliest record of the town by name.

2020 census: 482152 years
Founding year: the first Round Valley post office (Blevins & Helbock, CC0).

What stands out about Round Valley’s past

Read from the archive, the National Register and the record. The page puts what stands out first.

A history waiting to be writtenNo old photos of Round Valley are in the public archives yet. The rest are in attics and albums.Old housesHalf of Round Valley’s homes were built before 1948.
★ What stands out · Help out

Start Round Valley’s collection

The first neighbors to add old photos shape how Round Valley’s history is told.

Decades since 1900 with photos
00s10s20s30s40s50s60s70s80s90s
0 of 10 decades. The empty ones are waiting for someone’s album.
Share a family photoSign in to add one+10
The story so far

Round Valley, in brief

Wikipedia doesn’t have a history of Round Valley yet. The photos, dates and memories neighbors add here are how it gets written.

Round Valley is a census-designated place (CDP) in Inyo County, California, United States. Round Valley is located 7.5 miles (12 km) northeast of Mount Tom, at an elevation of 4692 feet (1430 m). The population was 482 at the 2020 census, up from 435 at the 2010 census.

Its first post office opened in 1874. Between the 2010 and 2020 censuses its population grew from 435 to 482 (+11%).

Intro from Wikipedia. Population: U.S. Census Bureau.

By decade

Round Valley, decade by decade

Today6 recent
Meadow with mountains in distance, between U.S. 395 and Lower Rock Creek Road north of Bishop in Mono County, California2012Meadow with mountains in distance, between U.S. 395 a…Horses grazing in a meadow between U.S. 395 and Lower Rock Creek Road north of Bishop in Mono County, California2012Horses grazing in a meadow between U.S. 395 and Lower…Horses grazing in a meadow between U.S. 395 and Lower Rock Creek Road north of Bishop in Mono County, California2012Horses grazing in a meadow between U.S. 395 and Lower…Horses grazing in a meadow between U.S. 395 and Lower Rock Creek Road north of Bishop in Mono County, California2012Horses grazing in a meadow between U.S. 395 and Lower…Horses grazing in a meadow between U.S. 395 and Lower Rock Creek Road north of Bishop in Mono County, California2012Horses grazing in a meadow between U.S. 395 and Lower…Horses grazing in a meadow between U.S. 395 and Lower Rock Creek Road north of Bishop in Mono County, California2012Horses grazing in a meadow between U.S. 395 and Lower…
Famous people

Famous people close to Round Valley

Nobody well known was born in Round Valley itself, so here are the best known from just nearby.

See all →
Trevor DonovanAmerican actor · b. 1978
Matt WilliamsAmerican baseball player and coach · b. 1965
Stanton BarrettRacecar driver · b. 1972
Claire Vaye WatkinsAmerican writer · b. 1984
C
Carly MarguliesAmerican freestyle skier · b. 1997
J
Jim TracyAmerican ski coach
Places that used to be

Lost post offices and old corners

Round Valley had its own post office from 1874 to 1919.

Round Valley
1874–1919
18701950today
Hamlets and corners on the map
Rovana

US Post Offices dataset (Blevins & Helbock, CC0). Places and cemeteries from the USGS Geographic Names Information System (2021).

Stories next door

History across the town line

Each neighbor’s History grade, on the same three inputs.

MesaIts storynot graded: under 1,000 residents or part of its town

Questions about Round Valley’s history

What year was Round Valley founded?

The Round Valley post office opened in 1874, the earliest record of the town by name (U.S. post office records).

Memory lane

What the archives can’t tell you, neighbors can.

Town Square →
Start a conversation
Sources

Where this page comes from

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). How TownRatings grades history →

From Wikimedia Commons (6), 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.