Population
9,892
Area
112.56 km²
Type
Xã
Unit Code
21349
The following former administrative units were consolidated to form Commune Son Mai during Vietnam's 2025 administrative reform.
Xã Long Mai
Former administrative unit
Xã Long Sơn
Former administrative unit
Commune Son Mai
New ward — 2025 administrative reform
2 units merged under the 2025 Vietnam administrative consolidation, reducing from 63 to 34 provinces and 10,000+ to 3,321 wards.