|State||State of Colorado|
|• Type||Home Rule Municipality|
|• Total||1.59 sq mi (4.12 km2)|
|• Land||1.59 sq mi (4.12 km2)|
|• Water||0.00 sq mi (0.00 km2)|
|Elevation||6,726 ft (2,050 m)|
| • Estimate |
|• Density||133.25/sq mi (51.46/km2)|
|Time zone||UTC-7 (MST)|
|• Summer (DST)||UTC-6 (MDT)|
|Area code(s)||Both 303 and 720|
|GNIS feature ID||0193176|
Larkspur is a home rule municipality in Douglas County, Colorado, United States. The town population was 183 at the 2010 census, down from 234 at the 2000 census. Each year, on weekends in June and July, the Colorado Renaissance Festival is held in the hills just west of the town. The town is served by Larkspur Elementary School, a K-6 school in the Douglas County school district.
Larkspur is also the site of the historic headquarters building of Universal Co-Masonry According to the town's website, Larkspur's Vision Statement is "Larkspur, a small friendly town in Colorado. A town that works together by: Fostering a Government of Integrity that Responds to its People, Directing Future Growth within Larkspur´s Small Town Values, Providing Community Facilities and Activities for All Ages, and Preserving the Natural Environment that is Unique to the Larkspur Area."
Larkspur is located in southern Douglas County at  in the valley of East Plum Creek. Interstate 25 passes along the eastern edge of the town, with access from Exits 172, 173, and 174. I-25 leads north 11 miles (18 km) to Castle Rock, the Douglas County seat, and 39 miles (63 km) to Denver, as well as south 32 miles (51 km) to Colorado Springs.,
|U.S. Decennial Census|
As of the census of 2000, there were 234 people, 92 households, and 59 families residing in the town. The population density was 173.5 per square mile (66.9/km2). There were 94 housing units at an average density of 69.7 per square mile (26.9/km2). The racial makeup of the town was 97.86% White, 0.85% Native American, and 1.28% from two or more races. Hispanic or Latino of any race were 1.71% of the population.
There were 92 households, out of which 34.8% had children under the age of 18 living with them, 55.4% were married couples living together, 9.8% had a female householder with no husband present, and 34.8% were non-families. 28.3% of all households were made up of individuals, and 4.3% had someone living alone who was 65 years of age or older. The average household size was 2.54 and the average family size was 3.18.
In the town, the population was spread out, with 27.4% under the age of 18, 5.1% from 18 to 24, 30.3% from 25 to 44, 29.5% from 45 to 64, and 7.7% who were 65 years of age or older. The median age was 40 years. For every 100 females, there were 98.3 males. For every 100 females age 18 and over, there were 93.2 males.
The median income for a household in the town was $43,750, and the median income for a family was $55,625. Males had a median income of $36,528 versus $29,583 for females. The per capita income for the town was $18,150. About 6.4% of families and 8.4% of the population were below the poverty line, including 10.8% of those under the age of eighteen and 17.6% of those 65 or over.
The City is Served by I-25. It was once served by SH-18(Now Upper Lake Gulch Road). In addition to the highways, Colorado's Joint Line (which is served by Union Pacific and BNSF) also runs through the town with a large Santa Fe bridge at the south end of town.
- Outline of Colorado
- State of Colorado
- Colorado cities and towns
- Colorado counties
- List of statistical areas in Colorado
- "Active Colorado Municipalities". State of Colorado, Department of Local Affairs. Archived from the original on 2009-12-12. Retrieved 2007-09-01.
- "Colorado Municipal Incorporations". State of Colorado, Department of Personnel & Administration, Colorado State Archives. 2004-12-01. Retrieved 2007-09-02.
- "2019 U.S. Gazetteer Files". United States Census Bureau. Retrieved July 1, 2020.
- "US Board on Geographic Names". United States Geological Survey. 2007-10-25. Retrieved 2008-01-31.
- "Population and Housing Unit Estimates". Retrieved May 21, 2020.
- "Geographic Identifiers: 2010 Demographic Profile Data (G001): Larkspur town, Colorado". U.S. Census Bureau, American Factfinder. Retrieved October 16, 2015.[dead link]
- "Renaissance Festival Colorado". Colorado Renaissance Festival. n.d. Retrieved August 14, 2022.
- Larkspur Elementary School website
- "Post offices". Jim Forte Postal History. Retrieved 29 June 2016.
- Dawson, John Frank (1954). Place names in Colorado: why 700 communities were so named, 150 of Spanish or Indian origin. Denver, CO: The J. Frank Dawson Publishing Co. p. 31.
- "American Federation of Human Rights". Douglas County Historical Society: A.F.H.R. Headquarters in Larkspur.
- "Town of Larkspur | Local and Regional Information and Services | Larkspur, Colorado". Town of Larkspur. Retrieved 2019-04-20.
- "US Gazetteer files: 2010, 2000, and 1990". United States Census Bureau. 2011-02-12. Retrieved 2011-04-23.
- "Census of Population and Housing". Census.gov. Retrieved June 4, 2015.
- "U.S. Census website". United States Census Bureau. Retrieved 2008-01-31.