Looking on are his sister Dr Auma Obama and United States envoy Robert Godec.
He also recounted his first trip to the area while in his twenties, from the slow train out to the village in a vehicle filled with chicken and sweet potatoes, to having to killed those chickens just before dinner if he wanted to eat.
Uhuru Kenyatta, the current president, had a deep dislike for the politics of Obama's father and his boss, but that did not stop the former president from placing a courtesy phone call to him when he arrived in the country.
Obama is in Kenya to help launch his half-sister's, Auma Obama, sports, vocational training and resource centre through her foundation Sauti Kuu, the report said.
The former U.S. president made a low key arrival to the East African nation compared to his visit in 2015 when he was still in office.
The trip marked Obama's first trip to Kenya since he left office past year. Then he had to pile into a matatu - a minibus taxi - "even more crowded than the bus", before a long walk to "Mama" Sarah's house.
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"And I looked up at the stars and... it gave me a sense of satisfaction that no five-star hotel could ever provide", he said. But we know real progress means addressing the problems that remain.
"We are upbeat about the coming of President Barack Obama", said Rasango, who added he is not expecting much in terms of any announcements of aid.
He has also held talks with opposition leader Raila Odinga who recently agreed to work with Kenyatta after a prolonged and highly contested election period in 2017.
Obama further rooted for guaranteeing of education to everybody including girls who are often sidenined.
He walked out when Obama was just two and died in a auto crash in Nairobi in 1982, aged 46.
Obama is now headed to South Africa where he will give a speech marking the 100th anniversary of the birth of Nelson Mandela and meet with 200 young Africans in the Obama Foundation's leadership program.