ÃÂá»Âng Nai is a province in the Southeast region of Vietnam, located northeast of Ho Chi Minh City. In June 2025, it was merged with Bình Phðá»Âc province, forming the new ÃÂá»Âng Nai Province with an area of 12.737,18 km<sup>2</sup> and a population of 4,599,859 people.
The earliest settlements in ÃÂá»Âng Nai were founded between 700 thousand and 500 thousand BCE, during the Stone Age.
In 1621, Lord Sãi (Nguyá» n Phúc Nguyên) sent envoys to King Chey Chetta II of Champa, requesting permission for Vietnamese people to settle and trade in ÃÂá»Âng Nai.
On December 23, 1978, Há» Nai 1 and Há» Nai 2 communes from Thá»Âng Nhất District were merged into Biên Hòa city. On December 29, 1978, Duyên Hải District was transferred to Ho Chi Minh City following the 4th session of the 6th National Assembly. On May 30, 1979, territory was reallocated from Và ©ng Tàu town and Long Sán commune (Châu Thành District) to establish the Và ©ng TàuâÂÂCôn ÃÂảo special zone.
On December 23, 1985, Vénh Cá»Âu District was upgraded to Vénh An town. On April 10, 1991, parts of Xuân Lá»Âc District were reorganized to form Long Khánh District, and parts of Tân Phú District were used to establish ÃÂá»Ânh Quán District.
On August 12, 1991, the National AssemblyâÂÂs 9th session passed a resolution merging the districts of Châu Thành, Long ÃÂất, and Xuyên Má»Âc into the Và ©ng TàuâÂÂCôn ÃÂảo special zone, forming BàRá»ÂaâÂÂVà ©ng Tàu Province.
In 1993, Biên Hòa City was designated a Class-II urban area under provincial jurisdiction. On June 23, 1994, part of Long Thành District was carved out to form Nhán Trạch District. On August 29, 1994, Vénh An town was dissolved to reestablish Vénh Cá»Âu District.
On August 21, 2003, per Government Decree No. 97/2003/NÃÂ-CP, Long Khánh District was split to create Long Khánh town and Cẩm Mỹ District, and part of Thá»Âng Nhất District was reorganized to form Trảng Bom District.
On December 30, 2015, the Prime Minister issued Decision No. 2488/QÃÂ-TTg, upgrading Biên Hòa City to a Class-I urban area under provincial jurisdiction. On June 1, 2019, Long Khánh town was elevated to Long Khánh City. At that point, ÃÂá»Âng Nai comprised two cities and nine districts.
On June 12, 2025, the National Assembly passed Resolution No. 202/2025/QH15, effective that same day, merging Bình Phðá»Âc Province into ÃÂá»Âng Nai.
ÃÂá»Âng Nai has a population of 4,599,859 in 2024 Its population has been growing in years, mainly driven by migrant workers coming to the province to work in factories. Population growth was 1.95% in 2005, between 2.5% from 2008 to 2010 and 3.5% in 2011. Net migration contributed 2.2% to this figure.
ÃÂá»Âng Nai is one of Vietnam's manufacturing centers.
Agricultural land accounts for 47% of the province's area as of 2011, a total of 277,600 ha. This is lower than in other provinces in the Southeast region, except for Ho Chi Minh City. Cereals were grown on 118,600 ha in 2011, an area that has been decreasing gradually in years, from 139,300 ha in 2005. The output of rice was at 335,200t in 2011. The province also produced 305,300t of maize, making it the largest producer of maize outside the country's mountainous regions and contributing 6.3% to the national maize output. ÃÂá»Âng Nai also produced 619,700t of sugar cane (3.5% of the national output), sweet potatoes and cassava.
ÃÂá»Âng Nai is the largest livestock producer among Vietnam's provinces and there are plans to further invest in the sector. The government reserved 15,000 ha for livestock farming in 2012, mostly for poultry and pigs. In 2011 there were 1.33 million pigs and 10.655 million poultry. ÃÂá»Âng Nai produced 41,600t of fishery products in 2011. Over 90% of this was produced in 33,500 ha of aquaculture farms.
ÃÂá»Âng Nai has attracted 9.1% of FDI into Vietnam by 2011, an accumulated US$18.2 billion, the fourth largest after Ho Chi Minh City, BàRá»ÂaâÂÂVà ©ng Tàu province and Hanoi. Industrial gross output in 2011 was VND 314 trillion, 10.6% of the national value. It has received a range of FDI projects, including a Bosch auto component plant, a Toshiba motor plant, a PepsiCo beverage factory, a Posco steel plant, and a Nestlé coffee factory.
On Vietnam's Provincial Competitiveness Index 2023, a tool for evaluating the business environment in VietnamâÂÂs provinces, Dong Nai received a score of 66.28. This was an improvement from 2022 in which the province received a score of 65.67. In 2023, the province received its highest scores on the 'Time Costs' and 'Business Support Policy' criterion and lowest on 'Policy Bias' and 'Labour Policy'.