Nairobi, Sept. 9 -- Kenya's prime office developers have seen their rental yields stagnate at 8.5 percent for the last three years despite rising occupancy levels, as an oversupply of lower-grade offices has kept rental prices flat.

Real estate firm Knight Frank says in its Africa Office Market Review for the first half of 2026 that the average rental price of a Grade A office in Nairobi stood at $13 (Sh1,684) per square metre in June, having remained unchanged since June 2022.

Rental yields have at the same time remained at 8.5 percent since June 2023, even though occupancy levels have steadily risen to 84.8 percent from the post-Covid-19 pandemic low of 71.5 percent three years ago.

Knight Frank says that the ability of the market to...