Central Asian Union Prospective members Prospective members

| Country | Population | Area_km² | GDP_nominal | GDP_per_capita_nominal |
|---|---|---|---|---|
| Kazakhstan | 16967000 | 2724900 | $196.4 billion | $11,772 |
| Kyrgyzstan | 5550239 | 199900 | $6.4 billion | $1,152 |
| Uzbekistan | 29559100 | 447400 | $52.0 billion | $1,780 |
| Tajikistan | 7616000 | 143100 | $7.2 billion | $903 |
| Turkmenistan | 5125693 | 488100 | $29.9 billion | $5,330 |
| Total | 64.818,032 ( 22nd ) | 4,003,400 ( 7th ) | $292 billion (36th) | $5,234 ( 95th ) |