Cities and Towns in San Juan County, New Mexico
Founded in 1887, San Juan County is one of 33 counties in the state of New Mexico. Historically, San Juan County was formed from part of Rio Arriba County. The city of Aztec is the county seat. With FIPS code of 45, San Juan County has a population of 120,993 and area of 5,514 square miles (14,281 km²).
List of all cities in San Juan County, NM alphabetically
| City/Town | Postal Code | Area Code |
| Bernal, NM | 87569 | 575 |
| Beulah, NM | 87745 | 505 |
| Cerritos, NM | 87583 | 575 |
| Chapelle, NM | 87569 | 575 |
| Conchas Dam, NM | 88416 | 575 |
| Coruco, NM | 87560 | 575 |
| Cowles, NM | 87573 | 505 |
| East Pecos, NM | 87552 | 505 |
| El Ancon, NM | 87560 | 575 |
| El Cerrito, NM | 87583 | 575 |
| El Porvenir, NM | 87731 | 505 |
| El Pueblo, NM | 87560 | 575 |
| Gallinas, NM | 87731 | 505 |
| Garita, NM | 88421 | 575 |
| Gonzales Ranch, NM | 87560 | 575 |
| Guagolotes, NM | 87583 | 575 |
| Ilfeld, NM | 87538 | 505 |
| Lagunita, NM | 87560 | 575 |
| Las Vegas, NM | 87701 | 505 |
| 87745 | 505 | |
| Leyba, NM | 87560 | 575 |
| Los Pachecos, NM | 87552 | 505 |
| Lower Laposada, NM | 87552 | 505 |
| Montezuma, NM | 87731 | 505 |
| North San Ysidro, NM | 87538 | 505 |
| Pecos, NM | 87552 | 505 |
| Pecos National Monument, NM | 87552 | 505 |
| Pendaries, NM | 87742 | 505 |
| Pine, NM | 87552 | 505 |
| Rencona, NM | 87562 | 505 |
| Ribera, NM | 87560 | 575 |
| Rociada, NM | 87742 | 505 |
| Romeroville, NM | 87701 | 505 |
| Rowe, NM | 87538 | 505 |
| Rowe, NM | 87562 | 505 |
| San Jose, NM | 87565 | 575 |
| Sapello, NM | 87745 | 505 |
| Sena, NM | 87560 | 575 |
| Serafina, NM | 87569 | 575 |
| Soham, NM | 87565 | 575 |
| South San Ysidro, NM | 87565 | 575 |
| Tererro, NM | 87573 | 505 |
| Trementina, NM | 88439 | 575 |
| Tucumcari, NM | 88416 | 575 |
| Villanueva, NM | 87583 | 575 |
| West Las Vegas, NM | 87701 | 505 |
Major Cities and Towns in San Juan County, New Mexico
Farmington
Area, Population, Zip Codes, Latitude, and Longitude
- Area: 45.7 square miles
- Population: Approximately 45,000
- Zip Codes: 87401, 87402
- Latitude: 36.7281° N
- Longitude: 108.2187° W
Location and History
Farmington, the largest city in San Juan County, is located in the northwestern part of New Mexico, near the confluence of the Animas, La Plata, and San Juan Rivers. Established in the late 1800s, Farmington grew as a trading post and agricultural hub due to its fertile river valleys and proximity to the Four Corners region, where New Mexico, Arizona, Utah, and Colorado meet. Initially, it was settled by Anglo-Americans, but it soon became a center for Native American, Hispanic, and Anglo populations. In the early 20th century, Farmington developed as an oil and natural gas center, contributing to its economic growth. The city is situated near several significant archaeological sites, including ancient Ancestral Puebloan dwellings, and the nearby Navajo Nation Reservation. Today, Farmington serves as the economic and cultural hub of the region, with a diverse economy based on energy, agriculture, and tourism. It is also known for its vibrant arts community and its role as a gateway to outdoor recreation in the San Juan Basin.
Major Schools and Landmarks
Farmington is served by the Farmington Municipal Schools district, which operates several elementary schools, middle schools, and high schools, including Farmington High School and Piedra Vista High School. The city is also home to San Juan College, a community college offering a wide range of academic and vocational programs. Farmington features numerous landmarks, including the historic downtown area, which is home to many preserved buildings from the early 20th century. The Farmington Museum and Visitors Center offers exhibits on local history, Native American culture, and regional archaeology. The nearby Aztec Ruins National Monument, just a short drive away, preserves ancient Puebloan structures and offers visitors a glimpse into the region’s pre-Columbian history. Farmington is also a hub for outdoor activities such as boating and fishing on the San Juan River and hiking in nearby Bisti/De-Na-Zin Wilderness, known for its unique geological formations. The city’s proximity to cultural and natural landmarks makes it a popular destination for history enthusiasts and outdoor adventurers alike.
Aztec
Area, Population, Zip Codes, Latitude, and Longitude
- Area: 6.1 square miles
- Population: Approximately 6,600
- Zip Codes: 87410
- Latitude: 36.8411° N
- Longitude: 107.9993° W
Location and History
Aztec is located in the northwestern part of New Mexico, approximately 10 miles north of Farmington. The town is named after the ancient Aztec Ruins National Monument, a significant archaeological site that preserves the remains of a 12th-century Ancestral Puebloan settlement. Established in the late 19th century as a railroad stop, Aztec developed as a center for farming, ranching, and commerce. The area’s natural resources, particularly its agricultural land and proximity to the San Juan River, helped spur early economic development. In the early 20th century, oil and gas exploration contributed to the town’s growth. Aztec became a regional trading hub and was officially incorporated in 1911. Over the years, Aztec has maintained a small-town atmosphere, with a population that relies on both agriculture and energy production. Today, the town is known for its proximity to both historical and natural attractions, including the aforementioned Aztec Ruins, and serves as a gateway for visitors exploring the Four Corners region.
Major Schools and Landmarks
Aztec is served by the Aztec Municipal Schools district, which includes Aztec High School, one of the largest in the area, as well as a number of elementary and middle schools. The town is also home to the Aztec Public Library, which offers educational resources and community programs. Aztec’s most notable landmark is the Aztec Ruins National Monument, which protects the remains of a 12th-century Puebloan village. The monument features a large, multi-story great house and a network of kivas, providing insight into the lives of the Ancestral Puebloans. Additionally, the nearby Navajo Lake State Park offers opportunities for fishing, boating, and hiking, attracting outdoor enthusiasts. Aztec’s location near archaeological sites, such as the Salmon Ruins, and its scenic surroundings make it an attractive spot for visitors interested in history and outdoor recreation. The town also hosts the Aztec Gold Festival, a celebration of local culture, which includes arts, crafts, and live music.
Kirtland
Area, Population, Zip Codes, Latitude, and Longitude
- Area: 31.5 square miles
- Population: Approximately 1,800
- Zip Codes: 87417
- Latitude: 36.7525° N
- Longitude: 108.4364° W
Location and History
Kirtland is located in the northern part of San Juan County, about 10 miles northeast of Farmington. Originally settled in the late 19th century, Kirtland developed as a farming and ranching community. The town is situated in the fertile San Juan Basin, and its economy was historically supported by agriculture, particularly livestock and crops like corn, wheat, and hay. The town was named after a family who settled in the area during the early days of its development. Kirtland grew slowly in the 20th century but remained primarily rural and agricultural in character. In the latter half of the century, natural resource extraction, including oil and gas, began to play a more prominent role in the local economy. Today, Kirtland is a small community with a close-knit population that continues to rely on agriculture and energy industries. Kirtland also serves as a quiet, rural residential area for those working in nearby Farmington or the oil and gas fields of the San Juan Basin.
Major Schools and Landmarks
Kirtland is served by the Kirtland Central School District, which includes Kirtland Central High School, a middle school, and several elementary schools. The town’s schools offer programs in academics, athletics, and vocational education, serving a student population from Kirtland and the surrounding rural areas. Kirtland is also home to the Kirtland Community Library, which provides resources for both children and adults. Though Kirtland is a small town, it is located near significant natural and recreational sites. Nearby, the Bisti/De-Na-Zin Wilderness offers a unique landscape of hoodoos, pinnacles, and otherworldly rock formations, popular with hikers and photographers. Kirtland is also within driving distance of the Shiprock Pinnacle, a sacred site for the Navajo people, and the Navajo Lake State Park, which offers fishing, boating, and camping. The area’s rugged beauty and outdoor recreational opportunities make it an appealing destination for nature lovers.
Bloomfield
Area, Population, Zip Codes, Latitude, and Longitude
- Area: 7.3 square miles
- Population: Approximately 8,000
- Zip Codes: 87413
- Latitude: 36.7149° N
- Longitude: 107.4630° W
Location and History
Bloomfield, located approximately 15 miles north of Farmington, was originally established as a farming community in the late 1800s. The town is situated on the banks of the San Juan River, and its fertile land supported agriculture, particularly crops like wheat and hay. Like many towns in the region, Bloomfield grew rapidly with the arrival of the railroad and the expansion of the oil and gas industries in the early 20th century. The town was incorporated in 1947, and over time, it developed into a small but significant community serving the agricultural and energy sectors of San Juan County. Bloomfield has maintained its rural character while benefiting from the economic opportunities provided by the nearby oil fields and natural resources. Today, Bloomfield is a quiet residential town that serves as a gateway to nearby natural and cultural attractions.
Major Schools and Landmarks
Bloomfield is served by the Bloomfield School District, which includes Bloomfield High School, as well as a number of elementary and middle schools. The district offers both academic and extracurricular programs, with an emphasis on community involvement and career readiness. The town is home to several parks, including the Bloomfield City Park, which features picnic areas, a swimming pool, and sports fields. Nearby landmarks include the Aztec Ruins National Monument, which is a short drive away and provides visitors with an opportunity to explore ancient Puebloan history. The San Juan River, which runs through Bloomfield, is popular for fishing, kayaking, and scenic walks. Bloomfield is also close to the Bisti/De-Na-Zin Wilderness, a unique natural area with striking geological formations and hiking trails, making it a hub for outdoor exploration and history.
