Mr. Margaryan was born in 1978, on April 17 in Yerevan.
1995 left the school #177 in Avan as an extern pupil and in the same year entered Armenian Academy of Agriculture.
2001 graduated from Armenian Academy of Agriculture, got Master’s Degree in engineering /specialization-agricultural mechanization/.
2001-2003 worked in Nor Nork territorial division of the State Committee of the Real Estate Cadastre RA government as the leading specialist, then as the head of the division.
2003 Head of Bio-resources management agency of RA Ministry of Nature Protection.
2005- elected the head of Avan community of Yerevan. 2008- reelected in the same position.
2009, May 31 elected Yerevan City Council member.
2009, July 7 unanimously elected First Deputy Mayor of Yerevan.
November 15, 2011 elected Mayor of Yerevan by the decision of Yerevan City Council.
By the results of the elections for the Council of Elders of Yerevan held on May 5,2013 and on May 14,2017 was re-elected Yerevan Mayor.
Chair of the Board of trustees of the charitable fund "Khut" since 2005.
Member of Volunteer Homeland Defenders Union Council since 2010.
Member of the Republican Party of Armenia since 1996 and member of RPA Board since 2016.
Head of the RPA Avan territorial organization from 1998 to 2011.
Member of Executive Body RPA since 2012.
Head of RPA Yerevan territorial organization since 2017.
Chairman of YSUAC Board since 2012.
In December 2013 defended candidate dissertation on the theme “The fundamental problems of the social and economic development of the city of Yerevan”.
In February 2014, by the decision of the professional council of economics of Yerevan State University of Economics, received the scientific degree of the Candidate of Economic Science.
Is the Deputy Chairman of the Chess Federation of Armenia and the Chairman of the Chess Federation of Yerevan.
During his public-political activities is awarded with:
1st rank medal “For the services rendered to Homeland” by the RA President (2016),
2nd rank medal “For the services rendered to Homeland” by the RA President (2013), “Anania Shirakatsi” medal by the RA President (2008),
“Mesrop Mashtot” order by the NKR President (2016),
Honorary Medal of National Assembly of RA(2011),
“Garegin Nzhde” and "Andranik Ozanyan" medals by the RA Ministry of Defense (2011),
Gold medal by the Mayor of Yerevan (2008), Agrarian University of Armenia,
Gold service medal of Frityof Nansen and "Mountainous Armenian Eagle",
“Sparapet Vazgen Sargsyan” order by the Volunteer Homeland Defenders Union,
Golden Service Medal by Union Communities of Armenia for significant personal contribution to the development of local democracy in Armenia.
Medal “For cooperation” of the RA Police,
Medal “Glory Cross Noy” (2017), medal “Honorary Collaborator” of the RA MES by the Minister of Emergency Situations (2014).
Medal “Shahamir Shahamiryan” by the Minister of Justice RA (2014).
For the contribution to museums development, medal by the International Council of Museums (ICOM).
“Khachatur Abovyan” gold medal by the Rector of Armenian State Pedagogical University (2015)
Honorary medal “Patron of arts” by Yerevan State Institute of Theater and Cinema (2015)
Gold medal of the Armenian General Benevolent Union (AGBU, 2015)
Medal "For collaboration" by the Chairman of the RA Investigative Committee (2015)
Gold medal of the RA Chamber of Trade and Industry (2015)
Gold medal of the RA Ministry of Agriculture (2015)
“Avetik Isahakyan” medal by the central library after Avetik Isahakyan (2015)
The highest award of the RA Ministry of Education and Science-"Memorial gold medal" (2016)
Medal “Armenian Glory” of the educational complex “Pokr Mher” (2016)
Mr. Margaryan is married, with daughter and five sons.