In 2002, according to nationwide surveys, 11.7% reported themselves as non-religious, while the metropolitan area they were 9.5%, in other regions the percent were substantially higher, being 15.4% in the northern-west and 17.7% in Peten.
[13] In 2010 decade, Pew Center Research considered that only 5% or less into Guatemalan population is irreligious, this change of criteria could be influenced by the increasing of poverty from 51% to 59% between 2006 and 2014,[14] along the resistant conservative branch in the politic environment.
Ledges of Gender, age, education level and geographical location have all been cited as variables for irreligion, among men between 18 and 29, people with higher education and industrialized areas tend presence less belief in God roughly 83% and 89%.
[20][21] A CID-Gallup poll affirms that 16% of the Argentine population claims to be irreligious (8% non-religious and 8% atheists).
While a recent 2020 survey from Latinobarometro report an unexpected growth as high as 40% of population.
[23] According to Latinbarometer poll in 2017 Chile is the second most irreligious country in South America after Uruguay with 38% of the population not following any religion.
[24] According to national census studies, between 1997 and 2004 non-religious people increased from 2.2% to 7% but convinced atheists remain less than 1%.
[26] According to WIN International Survey, supported by Datum Internacional, 92% of Peruvians expressed their belief in God, 72% considered themselves religious, 20% non-religious and only 3% declared themselves to be atheist.
[32] According to Kaufmann, E. (2010), 47% of Uruguayans are not religious, more than half are atheists or 25% and the other part is characterized of agnostics and non-religious,[33] according to national census 2007, 40% of Uruguayans were not religious, of which 23% claim believed in God but does not follow any religion and 17% are atheists or agnostics.
During the 19th century, secularist political parties fought against the Catholic hegemony, although internally the society has been shallowly religious.
According to the University of Cambridge estimation, 11.7% of Venezuelans are without religion (atheists 6% and 5.7% of non-religious), also a national study estimated that 6% of Venezuelans are agnostics and 2% atheists, a total of 8% unaffiliated, being very popular into professional class according to the national investigation.