The Twifo Hemang Lower Denkyira District is one of the Twenty Administrative Districts in the central region. The district was carved out from the then Twifo Atti-Morkwa District on 29th July, 2012 by Legislative Instrument (L. I) 2012. The district capital is Twifo Hemang.
LOCATION AND SIZE
The Hemang Lower Denkyira District is located on the western part of Central Region of Ghana and occupies a landmass of 674 square kilometers making it one of the biggest districts in the Central Region. It shares common boundaries on the north with the Twifo Atti-Morkwa District, the south with Cape Coast Metropolis, the west with Wassa Amenfi and Wassa Mpohor Districts, and on the east with Assin North and Assin South Districts.
The District lies in the semi-equatorial climate zone marked by double maxima rainfall. The mean annual rainfall ranges between 1,750mm and 2000mm with the wettest period in June and October and the driest in March.
Temperatures are fairly high in the District and ranges between 26 ̊ C and 30 ̊ C. The coolest period occurs around August while the hottest is in March. Humidity is generally high throughout the year rising between 75-80% during the wet season
The vegetation consists basically of semi-deciduous forest that has been fundamentally disturbed by human activities such as farming, logging, and mining. There are, however, large Forest Reserves that gives an indication of the Original Forest Cover predominated with some tree species like wawa, mahogany and odum. The Forest Reserves include Bimpong Forest Reserve (104.2 km2), Pra Suhyen Forest Reserve I (82.1km2), Pra Suhyen Forest Reserve II (104.1km2), and Kakum National Park (212.4km2), part of which, is outside the District. In total about 25% of the landmass is virgin forest.
RELIEF AND DRAINAGE
The District consists of dissected peneplain with heights rising between 60 – 210 meters above sea level. It reaches a highest height at Bepotsin, west of Mfoum. The river Pra and its tributaries including Obuo, Bimpong and Ongwa forms a dendritic drainage pattern giving rise to the dissected nature of district’s topography.
Swamplands also proliferate in the district which serves as potential for fish farming and dry season vegetable farming
The population of Twifo Hemang Lower Denkyira District, according to the 2010 population and housing census, is 55,131 percent of the Central Region's population. Males constitute 49.6 percent and females represent 50.4 percent. The proportion of population living in urban areas is 26.9 percent compared o 73.1 percent in the rural areas. The District has a sex ratio of 98.6. The population of the District is youthful (41.8%) depicting a broad base population pyramid which tappers off with a smaller number of elderly persons (3.9%). The total age dependency ratio is 84.3 percent.