The major constraints of low productivity of onion in Saharanpur district of Uttar Pradesh was non adoption of recommended package of practices and lack of awareness for new developed varieties. To replace this old age technology Krishi Vigyan Kendra, Saharanpur conducted front line demonstrations during 2012-13 and 2013-14. Cultivation practices comprised use of high yielding variety (NHRDF Red-2) at proper spacing (10 x 15cm) with recommended dose of organic as well as inorganic fertilizers and plant protection measures. Results showed that average yield obtained were 294 and 303.0 q/ha under improved system, whereas, in local variety 245 and 260.50 q/ha yield was recorded during 2012-13 2013-14, respectively. The per cent increase in yield with high yielding over local varieties was 16.3 to 20 %. The extension gap recorded was 49 to 42.50 q/ha during 2012-13 and 2013-14, respectively.