Tai Po District is one of the 18 districts of Hong Kong. It covers the areas of Tai Po, Tai Po Kau, Ting Kok, Plover Cove and the northern part of Sai Kung Peninsula on both shores of Tolo Channel. It is located in the New Territories. The administrative centre of the district is Tai Po Town (the Tai Po New Town).

Like Yuen Long, the area of Tai Po used to be a traditional market town. Tai Po New Town, developed around the area of Tai Po and on reclaimed lands on the estuaries of Lam Tsuen and Tai Po rivers. It had a population of 310,879 in 2001. The district has the third lowest population density.

Lam Tsuen River Tai Po is located in the north of Hong Kong. Northeast to Sha Tin .Even though having the Tai Po Industrial Estate,it is still one of the most unpolluted district in Hong Kong. Not like Kowloon, Tai Po's living density is lower. Having lots of old and small villages along the mountains.

In addition to the mainland part of the district, the following islands of Hong Kong are under the jurisdiction of Tai Po District:

Coordinates: 22°26′42″N 114°10′12″E / 22.445°N 114.170°E / 22.445; 114.170 Tai Po (English pronunciation: /ˌtaɪˈpoʊ/) is an area in the New Territories of Hong Kong. It refers to the vicinity of the traditional market towns in the area presently known as Tai Po Old Market or Tai Po Kau Hui (大埔舊墟) (originally Tai Po Market) and the Tai Wo Town (Tai Wo Market) on the other side of the Lam Tsuen River, near the old Tai Po Market Station of the Kowloon-Canton Railway (British Section). Administratively, it is part of the Tai Po District.

Both market towns became part of the Tai Po New Town in the late 1970s and early 1980s. In present-day usage, "Tai Po" may refer to the area around the original market towns, the Tai Po Town (Chinese: 大埔市), or the entire Tai Po District.

Although there are many public housing complexes in the densely-populated area of Tai Po, there are many expensive high-end private properties in the sparsely populated area of Tai Po.

From AD 963, the indigenous inhabitants of Tai Po lived by clamming and making pearls. The pearl making business reached its peak in the Song Dynasty and started to decline gradually in the midst of the Ming Dynasty. Tai Po had been developed as a fishing port around the late Ming Dynasty and the Qing Dynasty.