It is named after Adam Klein, a German immigrant whose best-known great-great-grandson is singer Lyle Lovett.

Other famous sons and daughters of the Klein community include actor Jim Parsons, actor Lee Pace, actor Matthew Bomer, actress Lynn Collins, actress Sherry Stringfield, singer/songwriter Derek Webb, actor Ben Rappaport, Major League Baseball players David Murphy and Josh Barfield, NFL players Randy Bullock, Ashton Youboty, Mike Green, and Olympic gold medalists Laura Wilkinson, Simone Biles, and Chad Hedrick.

The area serves as a fringe ecocline boundary between the Piney Woods, southern post oak savanna, and prairie land as an extension of the Western Gulf coastal grasslands.

Since then, the community has been rapidly built up by subdivisions, businesses, and mixed land use — and thus very little of the area represents its native ecosystem.

Parcels along Cypress Creek contain a mix of older undisturbed bottomland forest, private residence, and well-maintained bike trails through public parks.

Prairie-like stretches of oak (Quercus virginiana) and various hardwoods, draped in Spanish moss, are present in and around the Raveneaux Country Club, Klein High School, as well as in public spaces such as Meyer Park.

Dwarf palmetto Sabal minor and southern magnolia Magnolia grandiflora trees are found in the understory and near the edges of bodies of water and swamps, as well as bald cypress (Taxodium distichum) sweetgum (Liquidambar styraciflua), water oak (Quercus nigra), and black tupelo (Nyssa sylvatica) all being present.

Reptiles from common species like the Red-ear slider turtle, and green anole (Anolis carolinensis), American green tree frog, to more precarious species such as the venomous Texas coral snake Micrurus tener, and the American alligator.

Harris County ESD 16 "Klein Fire Department" is governed by 5 elected commissioners.

The United States Postal Service operates the Klein Post Office at 7717 Louetta Road.

[11] The Texas Legislature designated Klein ISD a part of the Lone Star College district.