Summerhaven is a small
unincorporated community
An unincorporated area is a parcel of land that is not governed by a local general-purpose municipal corporation. (At p. 178.) They may be governed or serviced by an encompassing unit (such as a county) or another branch of the state (such as th ...
and
census-designated place
A census-designated place (CDP) is a Place (United States Census Bureau), concentration of population defined by the United States Census Bureau for statistical purposes only.
CDPs have been used in each decennial census since 1980 as the counte ...
(CDP) on
Mount Lemmon in the
Santa Catalina Mountains north of
Tucson
Tucson (; ; ) is a city in Pima County, Arizona, United States, and its county seat. It is the second-most populous city in Arizona, behind Phoenix, Arizona, Phoenix, with a population of 542,630 in the 2020 United States census. The Tucson ...
in
Pima County
Pima County ( ) is a County (United States), county in the south central region of the U.S. state of Arizona, one of 15 List of counties in Arizona, counties in the state. As of the 2020 United States census, 2020 census, the population was 1 ...
,
Arizona
Arizona is a U.S. state, state in the Southwestern United States, Southwestern region of the United States, sharing the Four Corners region of the western United States with Colorado, New Mexico, and Utah. It also borders Nevada to the nort ...
, United States. As of the
2010 census it had a permanent population of 40.
Summerhaven sits at an elevation of approximately above sea level. Summerhaven is accessed via the
Catalina Highway from suburban northeast Tucson, and it is about from the base of the mountains to Summerhaven.
History
White Anglo-Americans originally used the area of Summerhaven when the
U.S. Army at
Fort Lowell in Tucson put a military camp there in its defense against the
Apache
The Apache ( ) are several Southern Athabaskan language-speaking peoples of the Southwestern United States, Southwest, the Southern Plains and Northern Mexico. They are linguistically related to the Navajo. They migrated from the Athabascan ho ...
in the 1870s and 1880s. As to white settlement of the vicinity, the Ransier School in Carter Canyon, run by Lydia Ransier and 'Auntie' Broadbent, had two cabins, the larger log one being built in 1912, "one of the oldest cabins on the mountain."
According to historian David Leighton, Summerhaven at one point had the highest golf links in the world. He wrote, "F.E.A Kimball (namesake of Mount Kimball), head of the Summerhaven Land and Improvement Co. on Mount Lemmon, constructed a six-hole golf links. The course was on 50 acres, a mix of Forest Service and private land, with two trout streams running through the acreage. The links were about 7,800 feet above sea level, making it the highest golf course in the world...."
Geography

Summerhaven is located in the Santa Catalina Mountains and is surrounded by pine trees. According to the
U.S. Census Bureau, the Summerhaven CDP has a total area of , almost all land.
Climate
Due to its high elevation of , Summerhaven experiences moderately warm summers and cool snowy winters. Yearly snowfall averages can be significant, on average reaching a year. A windstorm hit Summerhaven in May 2010 and caused extensive damage to the forest around it. Some trails were severely damaged, although repair efforts were underway. The climate could be classified as a
subtropical highland climate
An oceanic climate, also known as a marine climate or maritime climate, is the temperate climate sub-type in Köppen classification represented as ''Cfb'', typical of west coasts in higher middle latitudes of continents, generally featuring c ...
(
Cfb).
Demographics
In 2010, the population of the Summerhaven census-designated place was 40.
Note that this includes only people who were living in Summerhaven on the day of the census, thus excluding many part-time or seasonal residents. As of the 2010 census, the racial composition of Summerhaven was:
*
White
White is the lightest color and is achromatic (having no chroma). It is the color of objects such as snow, chalk, and milk, and is the opposite of black. White objects fully (or almost fully) reflect and scatter all the visible wa ...
: 75% (
Non-Hispanic Whites
Non-Hispanic Whites, also referred to as White Anglo Americans or Non-Latino Whites, are White Americans who are classified by the United States census as "White" and not of Hispanic or Latino origin. According to annual estimates from the Unit ...
: 70%)
*
Black or African American: 0%
*
Native American: 15%
*
Asian: 10%
*
Native Hawaiian and Other Pacific Islander: 0%
* Some other race: 0%
*
Two or more races: 0%
Tourism and recreation
Summerhaven is a popular tourist destination. Several small shops in Summerhaven attract visitors. In the winter, residents from lower elevations travel to Summerhaven, when the
Catalina Highway is open, to enjoy the snow. Also during the summer, the same residents will frequent the area to get away from the heat. Because of the elevation difference between the Tucson area (5,000–6,000 feet), the temperature in Summerhaven will be anywhere from 15–30 degrees F cooler depending on weather patterns, which usually makes it a very comfortable place to be compared to the hot desert heat in the summer time.
October 2010 saw the inaugural running of the
Mount Lemmon Marathon, in which nearly 800 participants finished the race from near the start of the Catalina Highway up to Summerhaven.
Mount Lemmon Ski Valley
The
Mount Lemmon Ski Valley located outside Summerhaven is the southernmost ski location in the continental United States.
Aspen Fire

The
Aspen wildfire struck Summerhaven in the summer of 2003, which resulted in the destruction of more than 250 of the 700 homes in the community. Arizona Governor
Janet Napolitano
Janet Ann Napolitano (; born November 29, 1957) is an American politician, lawyer, and academic administrator. She served as president of the University of California from 2013 to 2020, on the faculty at the Goldman School of Public Policy at t ...
assessed the damage, and both federal and county officials surveyed the extensive loss. In the months that followed, Tucson residents organized "Lemmon Aid" to help rebuild Summerhaven.
City services
There is a general store and several food venues, but no gasoline or automotive services. The Mount Lemmon Fire Department maintains a station near Summerhaven, providing fire and EMS services.
Education
Summerhaven is not located in a school district; the closest district is
Tanque Verde Unified School District.
The Pima County School Superintendent arranges for education of K-12 students living in areas without school districts. No transportation from that office is provided from Tanque Verde USD to Summerhaven.
References
External links
Mount Lemmon Home Owners AssociationHistory of Summerhaven at the Mount Lemmon General Store
{{authority control
Santa Catalina Mountains
Populated places in the Sonoran Desert
Census-designated places in Pima County, Arizona
Census-designated places in Arizona