Sulangari is a census town in the Rajarhat CD block in the Bidhannagar subdivision of the North 24 Parganas district in the state of West Bengal, India.
Sulangari is located at .
Rajarhat, a rural area earlier, adjacent to Kolkata, is being transformed into an upmarket satellite township, with modern business hubs, luxury real estate and eye-catching shopping malls. With enormous construction activity taking place all around, things are changing fast, leaving behind a description at any given point of time as outdated in no time. Bidhannagar subdivision consists of Bidhannagar Municipality, Mahishbathan II Gram Panchayat and Rajarhat-Gopalpur Municipality (subsequently merged to form Bidhannagar Municipal Corporation since 2015), including Nabadiganta Industrial Township (Bidhannagar Sector - V) and Rajarhat (Community development block).
<small>Note: The map alongside presents some of the notable locations in the subdivision. All places marked in the map are linked in the larger full screen map.</small>
According to the 2011 Census of India, Sulangari had a total population of 13,496, of which 6,978 (52%) were males and 6,518 (48%) were females. Population in the age range 0-6 years was 1,409. The total number of literate persons in Sulanggari was 10,786 (89.24% of the population over 6 years).
According to the District Census Handbook, North Twenty Four Parganas, 2011, Sulangari covered an area of 0.9652 km<sup>2</sup>. It had 2 km roads, with open drains. The protected water-supply involved overhead tank, tube well/ bore well, hand pump. It had 2,500 domestic electric connections, 30 road light points. Among the medical facilities it had 1 hospital, 3 medicine shops. Among the educational facilities, it had 2 primary schools, 2 middle schools, secondary, senior secondary schools at Hatiara 2 km away. The nearest college was 8 km away at Kolkata.
Rekjoani Rural Hospital at Rekjuani with 30 beds functions as the main medical facility in Rajarhat CD block.