[2] It was also considered controversial by some Macedonian groups; the opposition party The Left openly led a boycott.
[4] Kosovo Prime Minister Albin Kurti encouraged ethnic Albanians in the diaspora to participate in the census.
"Don't Open the Door", an informal movement, called for citizens to boycott the census.
[14] Upon release of the results, opposition leader Hristijan Mickoski called the census incomplete due to 7.2% of the population being unexplained.
Both Mickoski and Democratic Union leader Pavle Trajanov claimed, based on where these individuals live, over 90% of that group is ethnic Macedonian.
Politicians from Bulgaria, including Andrey Kovatchev and Slavi Trifonov, were critical of the census.
The party pointed to 300,000 citizens that did not participate in the census, including the 132,000 living in the country that were counted as "persons for whom data are taken from administrative sources".