Cities and Towns in Arapahoe County, Colorado
Founded on 1861-11-01, Arapahoe County is one of 64 counties in the state of Colorado. The city of Littleton is the county seat. With FIPS code of 5, Arapahoe County has a population of 654,900 and area of 804.41 square miles (2,083 km²).
List of all cities in Arapahoe County, CO alphabetically
| City/Town | Postal Code | Area Code |
| Arapahoe County Offices, CO | 80166 | 303/720 |
| Aurora, CO | 80010 | 303/720 |
| 80012 | 303/720 | |
| 80013 | 303/720 | |
| 80014 | 303/720 | |
| 80015 | 303/720 | |
| 80016 | 303/720 | |
| 80017 | 303/720 | |
| 80018 | 303/720 | |
| 80041 | 303/720 | |
| 80044 | 303/720 | |
| 80046 | 303/720 | |
| 80047 | 303/720 | |
| 80247 | 303/720 | |
| Byers, CO | 80103 | 303/720 |
| Centennial, CO | 80014 | 303/720 |
| 80015 | 303/720 | |
| 80016 | 303/720 | |
| 80111 | 303/720 | |
| 80112 | 303/720 | |
| 80121 | 303/720 | |
| 80122 | 303/720 | |
| 80161 | 303/720 | |
| Cherry Hills, CO | 80110 | 303/720 |
| 80111 | 303/720 | |
| 80113 | 303/720 | |
| 80121 | 303/720 | |
| Deer Trail, CO | 80105 | 303/720 |
| Denver, CO | 80012 | 303/720 |
| 80014 | 303/720 | |
| 80247 | 303/720 | |
| Englewood, CO | 80110 | 303/720 |
| 80111 | 303/720 | |
| 80112 | 303/720 | |
| 80113 | 303/720 | |
| 80150 | 303/720 | |
| 80151 | 303/720 | |
| 80155 | 303/720 | |
| Foxfield, CO | 80016 | 303/720 |
| Grants Ranch, CO | 80121 | 303/720 |
| Greenwood Village, CO | 80110 | 303/720 |
| 80111 | 303/720 | |
| 80112 | 303/720 | |
| 80121 | 303/720 | |
| 80150 | 303/720 | |
| 80155 | 303/720 | |
| Littleton, CO | 80120 | 303/720 |
| 80121 | 303/720 | |
| 80122 | 303/720 | |
| 80160 | 303/720 | |
| 80161 | 303/720 | |
| 80165 | 303/720 | |
| 80166 | 303/720 | |
| Littleton City Offices, CO | 80165 | 303/720 |
| Lone Tree, CO | 80112 | 303/720 |
| Sheridan, CO | 80110 | 303/720 |
Major Cities and Towns in Arapahoe County, Colorado
Aurora
Area, Population, Zip Codes, and Coordinates
- Area: 154.7 square miles
- Population: Approximately 386,000 (2023 estimate)
- Zip Codes: 80010-80019, 80040-80047
- Latitude and Longitude: 39.7294° N, 104.8319° W
Location and History
Aurora, one of the largest cities in Colorado, spans across three counties—Arapahoe, Adams, and Douglas—with the majority of its area in Arapahoe County. Founded in 1891 as the town of Fletcher, Aurora was originally a small, burgeoning community near Denver. It was renamed Aurora in 1907 and gradually grew into a significant suburban city as Denver expanded. During the 20th century, Aurora became a major residential area for military personnel due to the presence of Lowry Air Force Base and Buckley Space Force Base. The city’s growth accelerated post-World War II, leading to its current status as a diverse and economically vibrant community. Today, Aurora is known for its cultural diversity, extensive parks, and proximity to both urban and natural amenities.
Major Schools and Landmarks
Aurora is served by multiple school districts, including Aurora Public Schools (APS) and Cherry Creek School District. Notable educational institutions include Rangeview High School and Smoky Hill High School. Major landmarks in Aurora include the Aurora Reservoir, which offers a range of recreational activities such as boating, fishing, and swimming, and the Aurora History Museum, which highlights the city’s local history. The city is also home to the Anschutz Medical Campus, one of the largest medical campuses in the country. The Stanley Marketplace, a former aviation factory turned into a bustling marketplace with shops, restaurants, and community events, is another key attraction. Aurora’s mix of residential communities, cultural offerings, and outdoor spaces make it a dynamic and growing city within Arapahoe County.
Centennial
Area, Population, Zip Codes, and Coordinates
- Area: 29.7 square miles
- Population: Approximately 110,000 (2023 estimate)
- Zip Codes: 80015-80016, 80111-80112, 80121-80122
- Latitude and Longitude: 39.5803° N, 104.8772° W
Location and History
Centennial, a relatively new city in Arapahoe County, was officially incorporated in 2001, making it one of the youngest cities in Colorado. The city was formed to prevent annexation by neighboring cities and to maintain local control over zoning and development. Despite its recent establishment, Centennial has rapidly grown into a significant suburban community, attracting residents with its high quality of life, strong schools, and proximity to Denver. The city is located in the southern part of the Denver-Aurora-Lakewood metropolitan area and includes a mix of residential neighborhoods, commercial centers, and open spaces.
Major Schools and Landmarks
Centennial is served by the Cherry Creek School District and the Littleton Public Schools, with notable schools such as Arapahoe High School and Cherry Creek High School. Major landmarks in Centennial include the Centennial Center Park, a large public park that features an amphitheater, splash pad, and extensive trails. The Streets at SouthGlenn, a shopping and entertainment district, is a key destination for residents and visitors. The city is also home to the Centennial Airport, one of the busiest general aviation airports in the United States, which serves as a vital transportation hub for business and private aviation. Centennial’s planned development, excellent schools, and abundant recreational opportunities make it a desirable place to live within Arapahoe County.
Englewood
Area, Population, Zip Codes, and Coordinates
- Area: 6.6 square miles
- Population: Approximately 35,000 (2023 estimate)
- Zip Codes: 80110-80113
- Latitude and Longitude: 39.6478° N, 104.9878° W
Location and History
Englewood, located directly south of Denver, is one of the oldest cities in the Denver metropolitan area. The town was founded in 1903 following the discovery of gold in Little Dry Creek by William Green Russell in 1858, which led to a gold rush and the establishment of the Cherry Creek settlement. Englewood grew rapidly as a transportation and manufacturing hub, benefiting from its proximity to Denver. The city developed a strong industrial base throughout the 20th century, which has gradually shifted towards a more diversified economy that includes healthcare, retail, and professional services. Englewood is known for its historic downtown, vibrant arts scene, and excellent public transportation connections.
Major Schools and Landmarks
Englewood is served by the Englewood Schools District, with Englewood High School and Englewood Middle School being prominent educational institutions. Major landmarks in Englewood include the Gothic Theatre, a historic music venue that hosts a variety of live performances, and the Museum of Outdoor Arts, which features a collection of public art installations throughout the city. The CityCenter Englewood, a mixed-use development that includes retail, office space, and residential units, is a key commercial and civic hub. The Englewood Civic Center, which houses city government offices and public services, is also located here. Englewood’s rich history, cultural attractions, and convenient location make it an important city within Arapahoe County.
Greenwood Village
Area, Population, Zip Codes, and Coordinates
- Area: 8.1 square miles
- Population: Approximately 16,000 (2023 estimate)
- Zip Codes: 80111-80112, 80121
- Latitude and Longitude: 39.6172° N, 104.9500° W
Location and History
Greenwood Village is an affluent suburb located south of Denver, within the Denver Tech Center (DTC) area. The town was incorporated in 1950, originally as a rural farming community. Over the decades, Greenwood Village transformed into a highly desirable residential area with luxurious homes, spacious lots, and a strong emphasis on maintaining open spaces. The development of the Denver Tech Center in the 1970s and 1980s turned Greenwood Village into a major business hub, attracting numerous corporations, technology firms, and financial services companies. Despite its growth, the city has maintained its commitment to preserving green spaces and providing high-quality amenities for its residents.
Major Schools and Landmarks
Greenwood Village is served by the Cherry Creek School District, one of the top school districts in Colorado, with schools like Cherry Creek High School and Campus Middle School. Major landmarks in Greenwood Village include the Marjorie Perry Nature Preserve, a natural area with walking trails and wildlife observation opportunities, and the Fiddler’s Green Amphitheatre, a popular outdoor concert venue that hosts major music events. The Denver Tech Center itself is a landmark, known for its modern architecture and as a significant employment center. Greenwood Village’s blend of residential luxury, business opportunities, and commitment to green spaces makes it one of the most desirable places to live in Arapahoe County.
Littleton
Area, Population, Zip Codes, and Coordinates
- Area: 13.9 square miles
- Population: Approximately 48,000 (2023 estimate)
- Zip Codes: 80120-80123, 80127-80128
- Latitude and Longitude: 39.6133° N, 105.0166° W
Location and History
Littleton is a historic city that straddles Arapahoe, Jefferson, and Douglas counties, with the majority of its area in Arapahoe County. The city was founded in 1859 by Richard Sullivan Little, who was drawn to the area by the Pikes Peak Gold Rush. Littleton grew as a farming community and became a center for trade and commerce in the region. The arrival of the railroad in the 19th century further spurred the town’s development. Today, Littleton is known for its charming downtown, which features historic buildings, unique shops, and restaurants. The city has retained its small-town feel while offering modern amenities and access to the greater Denver metropolitan area.
Major Schools and Landmarks
Littleton is served by the Littleton Public Schools district, with notable schools such as Littleton High School and Heritage High School. Major landmarks in Littleton include the Littleton Historical Museum, which features living history farms that depict life in the 19th century, and Hudson Gardens, a botanical garden and event venue along the South Platte River. The historic downtown area, with its preserved architecture and vibrant arts scene, is a central attraction for both residents and visitors. The Littleton–Mineral Light Rail Station connects the city to downtown Denver, making it a convenient location for commuters. Littleton’s rich history, excellent schools, and vibrant community life make it a key city in Arapahoe County.
Sheridan
Area, Population, Zip Codes, and Coordinates
- Area: 2.3 square miles
- Population: Approximately 6,000 (2023 estimate)
- Zip Codes: 80110
- Latitude and Longitude: 39.6461° N, 105.0242° W
Location and History
Sheridan is a small city located just south of Denver in Arapahoe County. The city was incorporated in 1890, originally developing as a residential and commercial area for workers in nearby industrial sites and the Fort Logan military base. Sheridan grew slowly over the years, maintaining its small-town character while benefiting from its proximity to Denver. The city has a diverse population and a strong sense of community, with a mix of residential neighborhoods and commercial developments. Sheridan’s history is closely tied to its role as a residential area for those working in the larger Denver metropolitan area.
Major Schools and Landmarks
Sheridan is served by the Sheridan School District No. 2, with Sheridan High School and Fort Logan Northgate School being the primary educational institutions. Major landmarks in Sheridan include the Fort Logan National Cemetery, a historic site that honors military veterans and features beautiful grounds and monuments. The River Point at Sheridan shopping center is a key commercial hub, offering a variety of retail and dining options. The nearby South Platte River provides opportunities for outdoor activities such as biking and fishing. Sheridan’s small size, community-focused amenities, and convenient location make it a pleasant place to live within Arapahoe County.
Map of Cities in Arapahoe County, CO
