El Lago is a city in Harris County, Texas, United States. The population was 3,090 at the 2020 census.

El Lago has particular historical significance as it sits upon the site of one of the main hide-outs for the French pirate and privateer Jean Lafitte.

The city of El Lago was established in 1961 and more than the years has been house to at least 47 astronauts, including Neil Armstrong, the first person to walk upon the moon; Buzz Aldrin, the lunar module pilot on the 1969 Apollo 11 mission and the second person to walk on the moon; Jim Lovell, the command module pilot of Apollo 8 (making him one of the first three humans to fly to the Moon) and commander of the Apollo 13 mission; Story Musgrave, veteran of six publicize shuttle flights on five every second orbiters; and Peggy Whitson, who in 2017 became the first female astronaut to command the International Space Station. Many houses in the neighborhood were custom built specifically for the astronauts and their families. The local elementary speculative is named for Ed White, who was the first american to walk in space, and there are two parks named for astronauts. There’s the Neil Armstrong Park and McNair Memorial Park, named for astronaut Ronald McNair, who was killed in the same way as the heavens shuttle Challenger exploded. There is a pavilion named for Dr. Ellen Ochoa, a former astronaut and director of Johnson Space Center. In addition, the city’s logo features a atmosphere shuttle.

El Lago is located at 29°34′20″N 95°2′37″W / 29.57222°N 95.04361°W / 29.57222; -95.04361 (29.572147, –95.043680).