The level of street-network sprawl in new development in Kiambu followed a zig-zag trend with an overall increase. To get a sense of how street development has changed in Kiambu, we can consider three of its most populous cities: Thika, Kiambu and Ndenderu. Out of the three cities, Kiambu does not follow the same trend as the region. The level of street-network sprawl in new development in Kiambu rose steadily.

How do development practices in Kiambu fare in comparison to others in Kenya? Most recently in 2006-2020, street construction in Kiambu was the 18th-most disconnected out of the 26 regions in Kenya. Its position in the ranks since 1975 has risen; relative to other regions in Kenya, street construction in Kiambu has become more disconnected. Kiambu ranked 23rd in 1975, 24th in 1976-1990, 21st in 1991-2005 and 18th in 2006-2020.

As of 2020, the city with the most disconnected street network in Kiambu is Kiambu with an SNDi of 5.69, which is very sprawly. Conversely, the most connected city is Thika with an SNDi of 3.03, which is moderately connected. See trends for these cities: Thika, Kiambu

The level of street-network sprawl in the aggregate network in Kiambu rose steadily. To get a sense of how the aggregate street network has changed in Kiambu, we can consider three of its most populous cities: Thika, Kiambu and Ndenderu. Disconnectivity in the most populous cities in Kiambu follow the same region trend.

To date, Kiambu is the 18th-most disconnected out of the 26 regions in Kenya. Its position in the ranks since 1975 has risen; relative to other regions in Kenya, the street network in Kiambu has become more disconnected. Kiambu ranked 23rd in 1975, 23rd in 1976-1990, 23rd in 1991-2005 and 18th in 2006-2020.