| Summerfield, Texas | |
| Settlement Type: | Unincorporated community |
| Pushpin Map: | Texas#USA |
| Pushpin Label: | Summerfield |
| Pushpin Map Caption: | Location within the state of Texas |
| Subdivision Type: | Country |
| Subdivision Name: | United States |
| Subdivision Type1: | State |
| Subdivision Name1: | Texas |
| Subdivision Type2: | County |
| Subdivision Name2: | Castro |
| Unit Pref: | Imperial |
| Population As Of: | 2000 |
| Population Density Km2: | auto |
| Timezone: | Central (CST) |
| Utc Offset: | -6 |
| Timezone Dst: | CDT |
| Utc Offset Dst: | -5 |
| Elevation Ft: | 3937 |
| Coordinates: | 34.7381°N -102.5072°W |
| Postal Code Type: | ZIP codes |
| Postal Code: | 79085 |
| Blank Name: | FIPS code |
| Blank1 Name: | GNIS feature ID |
| Blank1 Info: | 1380625 |
Summerfield is an unincorporated community in northwestern Castro County, Texas, United States. It lies along U.S. Route 60 northwest of the city of Dimmitt, the county seat of Castro County.[1] Its elevation is 3,937 feet (1,200 m). Although Summerfield is unincorporated, it has a post office, with the ZIP code of 79085.[2]
Summerfield was founded as Boom in the late 1890s; it was renamed for surveyor John Summerfield in 1907 because there was another Texas community named Boom. The community was built along the Pecos & Northern Texas Railway, near Castro Creek and the Deaf Smith and Parmer county lines.[3]
As of 2020, it has a population of less than 100.
According to the Köppen Climate Classification system, Summerfield has a semi-arid climate, abbreviated "BSk" on climate maps.[4]