Rashtriya Swayamsevak Sangh (RSS) worker Sandeep Sharma was shot dead by two bike-borne miscreants on Tuesday late night.
The body was brought to the district hospital for post-mortem.
While the police have begun investigating the case, no arrests have been made so far.
"We have launched a search operation against the accused. They will be nabbed soon. Further details are being ascertained," Raja Srivastava, Inspector General of Police (IG) Agra Zone, told reporters here.
A resident of Nikau village here, Sandeep was the district environment chief of the RSS.
The motive of the killing is still unclear.
Further details are awaited.