Gmina Lidzbark is an urban-rural gmina (administrative district) in Dziaà Âdowo County, Warmian-Masurian Voivodeship, in northern Poland. Its seat is the town of Lidzbark, which lies approximately west of Dziaà Âdowo and south-west of the regional capital Olsztyn. (This should not be confused with Lidzbark Warmià Âski, another town in Warmian-Masurian Voivodeship).
The gmina covers an area of , and as of 2006 its total population is 14,484 (out of which the population of Lidzbark amounts to 8,261, and the population of the rural part of the gmina is 6,223).
The gmina contains parts of the protected areas called Górzno-Lidzbark Landscape Park and Wel Landscape Park.
Apart from the town of Lidzbark, Gmina Lidzbark contains the villages and settlements of Adamowo, Beà Âk, Biernaty, Bladowo, Borki, Borówno, Bryà Âsk, Bryà Âsk Szlachecki, Bryà Âsk-Ostrowy, Cheà Âsty, Cibórz, Ciechanówko, DÃÂbowiec, Glinki, Jamielnik, Jeleà Â, Kieà Âpiny, Klonowo, Koty, Kurojady, Lidzbark-Nadleà Ânictwo, Marszewnica, Mià Âostajki, Nick, Nowe Dà Âutowo, Nowy Dwór, Nowy Dwór-Leà Âniczówka, Nowy Zieluà Â, Olszewo, Ostrowy, Piaseczno, Podcibórz, Sarnia Góra, Sà Âup, Stare Dà Âutowo, Tarczyny, Wàpiersk, Wawrowo, Wlewsk, Zalesie, Zdrojek and Zielonka.
Gmina Lidzbark is bordered by the gminas of Bartniczka, Brzozie, Górzno, Grodziczno, Lubowidz, Pà Âoà Ânica and Rybno.