Changes on the frontline in Ukraine for September 2026:

Yellow = Russian advances
Light blue = Ukrainian advances

Russian advances:
Zaporizhzhia Oblast: ~94.6 km²
Donetsk Oblast: ~43.8 km²
Kharkiv Oblast: ~37.1 km²
Dnipropetrovsk Oblast: ~7.6 km²

Total: ~183.1 km² (down by 57.71% compared to August)

Ukrainian advances:
Donetsk Oblast: ~458.3 km²
Dnipropetrovsk Oblast: ~55.4 km²
Sumy Oblast: ~42.9 km²
Kharkiv Oblast: ~39.2 km²
Zaporizhzhia Oblast: ~37.4 km²
Luhansk Oblast: ~36.8 km²

Total: ~670.0 km² (up by 126.81% compared to August)

Note: The main figures (not including the section below) covers net gains for each side. Ukrainian advances that took place on territory Russia occupied within this month will simply be subtracted from the Russian total, and vice versa.

Net changes overall (Russian advances minus Ukrainian advances):

Minus 486.9 km² in favour of Russia.