The opposition Congress was leading in 33 seats, and the ruling BJP in 11 constituencies in Chhattisgarh as per trends in 47 seats, poll officials said Tuesday.
The Janata Congress Chhattisgarh (J) of former chief minister Ajit Jogi was ahead in two seats in Bilaspur division, they said.
Counting for all the 90 seats started at 8 am at the district headquarters.
The counting of postal ballots was first taken up followed by counting of votes from the Electronic Voting Machines (EVMs), an election official said.
Ajit Jogi was leading in Marwahi seat while his wife Renu Jogi was ahead in Kota constituency, he said.
The Bharatiya Janata Party (BJP) is seeking a fourth straight term in office under the leadership of Chief Minister Raman Singh, while the Congress is aiming to stage a comeback after being in the opposition for 15 years.
The state had recorded 76.60 per cent voter turnout.