In these places you can always find a good jazz concert in town.
Močvara offers Jazz concerts twice a month, be sure to check out their website mocvara.com for exact dates and times, and you can also buy tickets online.
On Wednesdays, the Sax club offers the New Croatian Jazz concert programme and admission is free. KCM in Kranjčevićeva Street offers jazz sessions, so stop by.
In the Zagreb Jazz cycle at the Museum of Contemporary Art on December 7 Vladimir Kostadinović Lefty Beatzz, February 1 Concert for vibraphone and jazz orchestra; March 1 Mediterranean Soul; March 22 Thana Alexa; April 26 Buy the Ticket, Take the Ride; May 17 Stories On a Summer´s Day. You can get tickets for 50 HRK.