Rajeg is a village and an administrative district (kecamatan) located in the Tangerang Regency of Banten Province on Java, Indonesia. Until 2024 it covered an area of 53.31 km<sup>2</sup>, and had a population of 133,274 at the 2010 Census and 190,946 at the 2020 Census; the official estimate as at mid 2023 was 188,209 (comprising 96,318 males and 91,891 females); the Regency official statistics published by BPS on 28 February 2025 gave a mid-2024 population estimate as 193,899. However, in the 2025 published statistics, the area was reduced to 49.49 km <sup>2</sup>, and the mid-2024 estimated population reduced to 150,440 (comprising 77,115 males and 73,325 females), as shown below; no explanation for this large discrepancy has currently been given. The district's administrative centre is at Mekarsari and the district is sub-divided into one town (kelurahan) - Sukatani - and twelve villages (desa), all sharing the postcode of 15540.
The areas and populations of the town and twelve villages are listed below; in view of the discrepancy between the 2023 and 2024 figures, both sets are given below.