The area of Tan Yen District is 203.7 square kilometers.
Tan Yen District's population is 161,835.
The area of Yen My District is 91 square kilometers.
The area of Bao Yen District is 821 square kilometers.
The area of Yen Chau District is 844 square kilometers.
The area of Y Yen District is 240 square kilometers.
The area of Tien Yen District is 617 square kilometers.
The area of Yen Minh District is 782 square kilometers.
The area of Yen Son District is 1,210 square kilometers.
The area of Pho Yen District is 257 square kilometers.
The area of Luc Yen District is 811 square kilometers.
The area of Yen Thanh District is 549.901 square kilometers.
The area of Yen Phong District is 113 square kilometers.