Isiolo has a 50% popularity rating for Raila, Kisii has a 61% rating, Trans Nzoia has a 52% rating, and Nyamira has a 58% rating.
The poll released on Thursday showed that Deputy President William Ruto takes the lead in Murang’a County at 62 per cent and Raila at 18 per cent.
According to the polls, Ruto is supported by 42% of Isiolo residents, 20% of Kisii residents, 34% of Trans Nzoia residents, and 26% of Nyamira residents.
The data was collected between July 5 to 7 in both Isiolo, Nyamira and Kisii.
The other statistics were collected between June 25 and 26 in Murang’a and in Trans Nzoia, the data was collected between June 28 and 29.
The sample size for the polls in Murang’a was 407 voters, with a margin of error of +/-4.9%, and for the polls in Isiolo County it was 435 registered voters, with a margin of error of +/-4.7%.
The survey included 516 voters from Kisii County, and a margin of error of +/- 4.3% was recorded.
In Nyamira, 626 residents were interviewed. There was a +/- 3.0 percent margin of error.
416 respondents in Trans Nzoia County were interviewed.
They used telephone interviews to collect data.