List of Soviet Republics
Constitutional order
The order they were mentioned in the Constitution of the USSR; also the order in which the motto appeared in the Russian SFSR
- Ukrainian SSR
- Belorussian SSR
- Uzbek SSR
- Kazakh SSR
- Georgian SSR
- Azerbaijan SSR
- Lithuanian SSR
- Moldavian SSR
- Latvian SSR
- Kyrgyz SSR
- Tajik SSR
- Armenian SSR
- Turkmen SSR
- Estonian SSR
Ranked by area
| Pos | (in world) | Republic | Area (km²) | %
|
|---|
| 1 | 1 | Russian SFSR | 17,075,200 | 76.62% |
| 2 | 9 | Kazakh SSR | 2,727,300 | 12.24% |
| 3 | 44 | Ukrainian SSR | 603,700 | 2.71% |
| 4 | 52 | Turkmen SSR | 488,100 | 2.19% |
| 5 | 56 | Uzbek SSR | 447,400 | 2.01% |
| 6 | 84 | Belorussian SSR | 207,600 | 0.93% |
| 7 | 85 | Kyrgyz SSR | 198,500 | 0.89% |
| - | - | Karelo-Finnish SSR | 172,400 | 0.77% |
| 8 | 93 | Tajik SSR | 143,100 | 0.64% |
| 9 | 112 | Azerbaijan SSR | 86,600 | 0.39% |
| 10 | 119 | Georgian SSR | 69,700 | 0.31% |
| 11 | 121 | Lithuanian SSR | 65,200 | 0.29% |
| 12 | 122 | Latvian SSR | 64,589 | 0.29% |
| 13 | 130 | Estonian SSR | 45,226 | 0.20% |
| 14 | 135 | Moldavian SSR | 33,843 | 0.15% |
| 15 | 138 | Armenian SSR | 29,800 | 0.13% |
Ranked by population
According to the 1989 Soviet census
| Pos | Republic | Population | %
|
|---|
| 1 | Russian SFSR | 147,386,000 | 51.40% |
| 2 | Ukrainian SSR | 51,706,746 | 18.03% |
| 3 | Uzbek SSR | 19,906,000 | 6.94% |
| 4 | Kazakh SSR | 16,711,900 | 5.83% |
| 5 | Belorussian SSR | 10,151,806 | 3.54% |
| 6 | Azerbaijan SSR | 7,037,900 | 2.45% |
| 7 | Georgian SSR | 5,400,841 | 1.88% |
| 8 | Tajik SSR | 5,112,000 | 1.78% |
| 9 | Moldavian SSR | 4,337,600 | 1.51% |
| 10 | Kyrgyz SSR | 4,257,800 | 1.48% |
| 11 | Lithuanian SSR | 3,689,779 | 1.29% |
| 12 | Turkmen SSR | 3,522,700 | 1.23% |
| 13 | Armenian SSR | 3,287,700 | 1.15% |
| 14 | Latvian SSR | 2,666,567 | 0.93% |
| 15 | Estonian SSR | 1,565,662 | 0.55% |
Ranked by density
