Mesilla Valley Bosque State Park is a state park of New Mexico, United States, preserving a riverside forest (a bosque) along the Rio Grande. The park is located near Las Cruces and just west of Mesilla. The park encompasses approximately at an elevation of . The park consists of river woodlands and restored wetlands. It is used by migratory birds, and is popular for birdwatching, walking, and bicycling. It is a day-use only park, and camping is not allowed. An active Friends of Mesilla Valley Bosque State Park group exists to contribute to the park's restoration, recreation, and education missions.