Granite is an unincorporated town with a U.S. Post Office in Chaffee County, Colorado, United States. The zip code of Granite is 81228. According to the 2010 census, the population is 116.The Pike's Peak Gold Rush that began in 1859 brought an unprecedented number of people into the Colorado Territory. Among the earliest gold discoveries in Colorado were placer deposits near the headwaters of the Arkansas River. In 1860, Cache Creek, a mining camp near Granite, became the first settlement of note with a population of about 300.
The Granite Cemetery, also known as the Cache Creek Cemetery, is located about one and one-half miles west of Granite. The earliest known burial is said to be that of an unknown 19-year-old male who died of pneumonia in 1860; the first marked burial is dated 1878. The cemetery is still in use.
One of the earliest graves is that of Pat Casey, a gandy dancer (section crew worder) who was murdered in 1888 when his throat was slit by Niccolo Feminello, also a railroad worker. Feminello was convicted of the murder and became infamous as being the only "legal hanging" to take place in Chaffee County. Feminello was buried in the Mt Olivet cemetery in Buena Vista after his execution behind the Buena Vista court house.
Doc Holliday, gambler, gunfighter, and dentist of the American Old West and most remembered for his involvement in the 1881 Gunfight at the O.K. Corral, left Arizona by rail and then took the Leadville stage from Buena Vista , north through Granite, and on to Leadville in 1882.
In 1954, 7th grade Granite student Juliann Horvath, a year young for her class because she had started school a year early, won the Chaffee County combined 7th and 8th grade spelling bee. Juliann was one of only three Granite 7th grade students, and the total school enrollment that year was less than twenty.