Same as other cities Nintavur also has evaluated gradually. There were two different stories regarding the Nintavur got its name. Based on the strong evidence that in 18th century there was an Avliya (Saint of God) call Shahul Hameedoli came to Kalmunai, and Nintavur area and gave Jummah sermon and performed Friday prayer as mentioned in the poem which was written by the local poet, Eastern region of Sri Lanka was ruled by under sovereignty of Kandy kingdom in long time period. During this period Muslim people were permanently settled down in many part of the eastern region with the support of the kingdom of Kandy while keep close relationship and lived in harmony with the king and the people. Then the king decided to give the rights to own the land of the people themselves in the region then the king donated the village especially who lived in coastal belt in the East. Then the people began to call Ninthagam which was given by the King.

Also the king decided to give resplendent land as well for the livelihood of the local people who were newly settled down in that area this was looked as a historical milestone during that period. The Senerath kings divided the land and distributed pieces among the newly settled people which was belong to their ancestry. To call this kind of land in that time period people were used the term “Paraveni Ninthagam”. Still people use the same name for this paddy field as “Paravan Kandam”. So later on in Tamil people began to call Ninthavur instead of Ninthagam. That is how the present village got the name as Ninthavur.

Another story is local ancients people were called Nintavur as a Pannichachai Wadduwaan. Based on another story which was very strongly believed by themselves in long time ago there was a small and oldest village called Malkkampity located 4 Km away from this village. People in this village were used to travel toward east direction and they were realized that there was a beautiful greenery place surrounded by large number of Pannichachai Trees. Later the people started to call this village as a Pannichachai Waddawan for easy to identify this place.

In the local context the Nintavur is a Pradeshiya Sabah (PS) in the district and it contains 25 Grama Niladhari areas. Divisional Secretariat Division of Nintavur was declared as an “Urban Development Area” with effect from 30 th June 2005 by the gazette notification No. 1399/16. On 12th May 1987 by gazette notification No. 453/19 Nintavur area had been declared as a Pradeshiya Sabha 20th February 2001 gazette notification No. 1172/8 that time two Divisional Secretariat was functioned, 1st December 2005 gazette notification No. 1421/26 Karaithivu PS was separated. Nintavur is situated in the coastal region of Ampara District and located at a distance of 8 km from the south of Kalmunai town.

According to the last census data Population within the Nintavur Pradeshiya Sabah was 26,361. It shares 4.07% of the Ampara District total population and in other way it’s more than 1: 25 of Ampara District Population. The population of Nintavur Pradeshiya Sabah area was 24,625 in 2001, which increased by 1027 during the period of 2001-2007. Population growth rate was 0.66% in 2007, and it has increased significantly up to 0.67% during the period of 2012-2016. Out of total population 97% of population is Muslim and only 3% is Tamil. The gross population density of Nintavur is 930 per km2 (including vegetation cover) and net population density is 3900 per km2 (except vegetation cover). According to medium population growth rate of 0.67% population of Nintavur can be predicted in 2030 as 27966.

Economic base of Nintavur includes Commercial, Agriculture, Industrial, and Fishing base. Nintavur is a service and administrative nodal centre of the area. Especially Nintavur Connecting three other local Authority limit Kalmunai M.C, Sammanthurai and Addalachenai P/S which have more Commercial Activities Commercial activities have been concentrated along Batticaloa – Pottuvil road (A4). Existing economical backbone of the city has given identity for Nintavur as an industrial and commercial township. Especially Rice Mills, Bricks Making industry, Hardware, Textiles, Power Generation and fishing sectors plays a vital role there. Highest numbers of ‘B’ category rice mills (Wet Processing & Production Capacity below 5000kg/day) are located at Nintavur. It is 47% from out of existing rice mills in Ampara District. And also 86 numbers of brick making industries are available in this area. There is a Bio mass power plant which located in this area to gain benefit out of this industrial cluster. Moreover there are three small scale biscuits processing centers which use 50% of rice Flore as raw material. All the industries are well inter- connected. This industrial cluster has emerging by obtaining all the locational advantages such as Availability of land, Access to raw materials, efficient information and communication, Strong infrastructure, Access to producer services and the ability to hire and retain skilled labors.

In Nintavur primary form of agriculture is rice production. Rice is cultivated during Maha and Yala seasons on average 27,041 Ha are cultivated during yala and 325 Ha during maha making the average annual extent sown with rice to about 27,366 ha. Large portion of the land has covered by paddy fields (74%) which lead to agglomerate all the industries mentioned above. Further vegetables of Ladies Fingers, Beans, Leafy Vegetables and Bushitavo have higher production in percentage of 22%, 22% and 19%, 15% of the total yield respectively. Coconut cultivation also contributes in agriculture production of the area. Moreover, Livestock production makes considerable contribution to the agricultural economy by way of dairy farming contributes for livestock production. Cattle farming and goat farming are common animal husbandry in the area for meat production and dairy production. But for slaughtering purpose, cattle have been imported from the adjoining villages of Thirukkovil, Sagamam, Mahaoya. Further, Fisheries sector contribute a negligible share to the economy of the Nintavur Local Authority Area although there is 8 km length of marine stretch and resource in the PS limits. Fishing activities have been undertaken by 830 persons of the area. That is 2.57% in total population of Nintavur Pradeshiya Sabah has been undertaken fishing. The fishing activities mainly consist of coastal and offshore fishing while lagoon fishing has been undertaken at small scale.

The Service sector of the Nintavur P/S area depends on the commercial establishment, financial institution and administrative institutions. Floating population of 2000 per day visits the town area in order to get the medical facilities from the hospital, other administrative services especially most of regional office & institutions functioning in the area. In addition, community is floated to the town for shopping and to obtain education facilities from Vocational Training Centre, Local & International Non-Government Organization (NGOs) and Social Service Societies, also to get the financial services from financial institutions. Nintavur is function as a transit point for the commuters and the main industrial and commercial center for community in the hinterland area of the town, it makes a potential to develop the market range for retail and wholesale business in the Nintavur area.

Labor force of Nintavur also distributed among the economic sectors according to the contribution level. The labor force of the Nintavur area is 26% which amounts 26,329 of population. Out of Total labor force, 24% of the labor force falls under agriculture sector and 14% are in government sector. It’s an important fact that 34% of employed population are in the sector of self-employment & other.

Accordingly, total land extent of the Nintavur Pradeshiya Sabah area is about 36.30Km2. Out of total land extent 13% of land covered by built up area which used for residential, commercial and industrial purpose. Rest of the land has covered from water bodies, marshy lands and Coconut lands.

Nintavur consist with sensitive eco-system create with water bodies, marshy lands paddy field and sea. Ninthavur P/S is located in Dry zone of the country. Climatic condition of the Ninthavur P/S is tropical and characterized by seasonal rainfall distribution and prolonged dry season. However The region frequently experiences intensive rainfall with relatively high temperature. Temperature in the region records between 240C and 300C. Temperature is very high on April, May, June, July, August, September and October with a record of 320C. It is high in the coastal belt and low in the inland.