The February poll showed that 75% were favour of a nuclear power station, while 17% were against and the remaining 8% were undecided.
Energy security and cheaper electricity were the two main reasons behind support for nuclear power, with 47% citing the former and 46% the latter.
Another 22% said nuclear can help meet Estonia’s climate targets.
Support was more or less evenly spread across age groups, with 87% of men were in favour and 65% of women.
The poll found that respondents from northeastern Estonia were least supportive, with 66% backing the building of a nuclear plant and 22% opposed. For other regions, including the capital Tallinn, support for a proposed plant varied between 73% and 82%.
According to local broadcaster ERR, northeastern Estonia is home to the country's shale oil industry and is one of several likely locations should any nuclear power station be built.
Estonia-based small modular reactor company Fermi Energia recently chose US-based GE-Hitachi’s BWRX-300 as its preferred nuclear plant for possible deployment in the country.
The government’s nuclear energy working group is preparing a final report on plans for nuclear that should be ready by the end of the year.
