Texas State Highway 4
State Highway 4 | ||||
|---|---|---|---|---|
SH 4 highlighted in red | ||||
| Route information | ||||
| Maintained by TxDOT | ||||
| Length | 24.4 mi (39.3 km) | |||
| Existed | April 4, 1917–present | |||
| Major junctions | ||||
| West end | Fed. 101 / Fed. 180 at the Mexican border in Brownsville | |||
| I-69E / US 77 / US 83 in Brownsville SH 48 in Brownsville | ||||
| East end | Boca Chica Beach in Starbase | |||
| Location | ||||
| Country | United States | |||
| State | Texas | |||
| Highway system | ||||
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State Highway 4 (SH 4), known locally as Boca Chica Boulevard, is an east–west state highway in the U.S. state of Texas that runs from the Gateway International Bridge in Brownsville to Boca Chica Beach in Starbase. Outside of Brownsville, it roughly parallels the Rio Grande. It is the southernmost Texas state highway.