The brick plant, now owned by Jewett Scott, also still operates and has greatly expanded production.

It had two school buildings, an opera house and a county courthouse later listed in the National Register of Historical Places, NR 85000682.

[7] Mangum is home to the fourth longest-lasting light bulb, located in a fire house, according to Guinness World Records.

[9] Mangum is the setting for the 2008 movie Beer for My Horses, starring Toby Keith and Rodney Carrington.

In 2020, during the COVID-19 Pandemic Mangum made national news when a local church[10] was instrumental in spreading COVID-19 throughout the town, resulting in several fatalities.

The Mayor at the time, Mary Jane Scott, put the town on lockdown following direction from state governor Kevin Stitt.

After the lockdown was lifted and many states reopened, the safety measures in place in Mangum were also removed.

According to the United States Census Bureau, the city has a total area of 1.8 square miles (4.7 km2), all land.

[12] Mangum is in USDA Plant Hardiness Zone 7a, strongly suggesting that the coldest night of each year averages between 0 °F (-18 °C) and 5 °F (-15 °C).

This is the Oklahoma state record high for meteorological winter (December through February).

Cultural attractions include the Old Greer County Museum and Pioneer Hall of Fame, which occupies a 1907 hospital building and features over 60 rooms of artifacts relevant to the history of Old Greer County.

The Margaret Carder Library, founded in 1922, contains 14,318 volumes and circulates 11,794 items per year.