Surface area is a country's total area, including areas under inland bodies of water and some coastal waterways.

Surface area (sq. km)

19701990200020052010201120122013201420152016201720182019202020212022
Albania28,75028,75028,75028,75028,75028,75028,75028,75028,75028,75028,75028,75028,75028,75028,75028,75028,750
Bosnia and Herzegovina51,21051,21051,21051,21051,21051,21051,21051,21051,21051,21051,21051,21051,21051,21051,21051,21051,210
Bulgaria110,990110,990110,990111,000111,000111,000111,000111,000111,000111,000111,000111,000111,000111,000111,000111,000111,000
Croatia56,54056,54056,54056,59056,59056,59056,59088,07388,07388,07388,07388,07388,07388,07388,07088,07088,070
Czechia78,87078,87078,87078,87078,87078,87078,87078,87078,87078,87078,87078,87078,87078,87078,87178,87178,871
Hungary93,03093,03093,03093,03093,03093,03093,03093,03093,03093,03093,03093,03093,03093,03093,03093,03093,030
North Macedonia25,71025,71025,71025,71025,71025,71025,71025,71025,71025,71025,71025,71025,71025,71025,71025,71025,710
Moldova33,76033,76033,84033,85033,85033,85033,85033,85033,85033,85033,85033,85033,85033,85033,85033,85033,850
Montenegro13,81013,81013,81013,81013,81013,81013,81013,81013,81013,81013,81013,81013,81013,81013,81013,81013,810
Poland312,690312,690312,690312,690312,680312,680312,680312,680312,680312,680312,680312,680312,690312,690312,710312,710312,720
Romania238,390238,390238,390238,390238,390238,390238,390238,400238,400238,400238,400238,400238,400238,400238,400238,400238,400
Serbia88,36088,36088,36088,36088,36088,36088,36088,36088,36088,36088,36088,36088,36088,36084,99084,99084,990
Slovak Republic49,03049,03049,03049,03049,03749,03649,03649,03649,03049,03049,03049,03049,03049,03049,03049,03049,030
Slovenia20,27020,27020,27020,27020,27020,27020,27020,67520,67520,67520,67520,48020,48020,48020,48020,48020,480