Columbus was a short-lived mining boomtown and ghost town in Esmeralda County, Nevada, situated on the edge of the Columbus Salt Marsh (approximate coordinates 38°06′37″N 118°01′09″W). Its remnants lie roughly five miles southwest of the original site marker area along what is now accessible via dirt roads off U.S. Route 95 in a remote desert region between Hawthorne and Tonopah. The town’s history exemplifies the classic Nevada mining cycle of rapid discovery, prosperity, and abandonment driven by silver, gold, and especially borax extraction. It is officially recognized by Nevada Historical Marker No. 20.

Early Discovery and Founding (1863–1866)
Spanish prospectors first discovered silver in the region in 1863, sparking initial interest in the Candelaria Mining District to the north. American settlers formally established the Columbus mining camp in 1865. The location proved ideal for milling because it was the only spot for miles with sufficient water to operate machinery. A quartz (stamp) mill was erected on site in 1865, and another was relocated from the nearby town of Aurora in 1866. By the end of 1866, the settlement had grown to approximately 200 residents and functioned primarily as an early milling center for gold and silver ores from surrounding mines. Three mills with a combined 28 stamps eventually processed ore from the Candelaria district.

Borax Boom and Industrial Growth (1871–1875)
The town’s fortunes expanded dramatically in 1871 when William Troop discovered rich borax deposits in the alkali flat (Columbus Salt Marsh) immediately south of the camp. Salt had already been noted as abundant in the same marsh, but borax became the dominant resource. By 1873, four borax companies operated in the area, with the prominent Pacific Borax Company beginning large-scale work in September 1872 and constructing facilities about five miles south of town. Borax processing plants ran continuously day and night for eight months each year.
Infrastructure and amenities quickly developed to support the boom. Columbus gained a post office (which operated from April 2, 1866, to February 15, 1871, then reopened April 5, 1871, until its final closure on March 2, 1899), an adobe school, an iron foundry, multiple stores, and the weekly newspaper The Borax Miner. Stagecoach lines connected the town to Fish Lake Valley, Lida, and Candelaria, while freight teams hauled silver ore and borax 125 miles north to the nearest railroad depot at Wadsworth. By summer 1875, 28 freight teams were active on this route.
Peak Prosperity (circa 1875)
Columbus reached its zenith around 1875. Official state records report a peak population of about 1,000 residents, though other contemporary accounts describe several hundred. The town served as a vital regional hub for ore processing and borax shipping, with bustling commercial activity and even recreational developments such as a horse-racing track and grandstand built by the Columbus Jockey Club on the nearby flat. It was one of the few places in the isolated desert with reliable water, making it a logical center for milling and transport.
Decline and Transition to Ghost Town (1875–1890s)
The boom proved unsustainable. In 1875, the Pacific Borax Company constructed a larger and more efficient plant at Fish Lake Valley, approximately 30 miles south, shifting operations away from Columbus. Borax production declined sharply, and most mining and milling activities ceased by the mid-1880s. Population dropped to roughly 100 by 1881, with only a dozen businesses remaining. Minor revival attempts included a soap factory in 1881 and later horse racing, but these could not reverse the downturn. Sporadic mining continued into the early 20th century, including operations at nearby Calmville (with its own short-lived post office from 1893–1895). In the 1950s, an unsuccessful flotation mill and a cyanide plant operated briefly east of the townsite, leaving additional foundations and tanks, but the core settlement never recovered. The post office closed permanently in 1899, and Columbus became a true ghost town.
Legacy and Current Status
Today, Columbus exists only as scattered ruins—foundations, mill remnants, and debris—on the edge of the salt marsh. It stands as a classic example of Nevada’s 19th-century boom-and-bust mining history, tied to the broader silver rushes and the unique borax industry that later fueled operations at places like Death Valley. The site is marked by Nevada Historical Marker No. 20 and is occasionally visited by historians, off-road enthusiasts, and ghost-town explorers. No permanent population remains, and the area is remote, requiring four-wheel-drive access.
Columbus’s story highlights how resource-dependent towns in the American West rose and fell with mineral prices, technological shifts, and competition from newer deposits. Its brief but intense prosperity contributed to the economic development of Esmeralda County and the early infrastructure of central Nevada.
Town Summary
| Name | Columbus |
| Location | Esmeralda County, Nevada |
| Latitude, Longitude | 38.110278, -118.019167 |
| Population | 1000 |
| Elevation | 4560 |
| Newspaper | Borax Miner Oct 18, 1873; Feb 20, 1875 – Sept 15, 1877 (missing: Aug 14, Sept 11, Dec 24, 1875; May 27, Sept 23, Dec 9, 1876; Feb 10, Mar 17, Apr 1, 21, 28, May 5, 1877) |
| Post Office |








