The level of street-network sprawl in new development in Henan peaked in 1976-1990. To get a sense of how street development has changed in Henan, we can consider three of its most populous cities: Zhengzhou, Luoyang and Xuchang. Disconnectivity in the most populous cities in Henan follow the same region trend.

As of 2020, the city with the most disconnected street network in Henan is Dajindian with an SNDi of 8.0, which is very sprawly. Conversely, the most connected city is Yucheng with an SNDi of 1.16, which is very well-connected. See trends for these cities: Yucheng, Dajindian

The level of street-network sprawl in the aggregate network in Henan rose steadily. To get a sense of how the aggregate street network has changed in Henan, we can consider three of its most populous cities: Zhengzhou, Luoyang and Xuchang. Out of the three cities, Zhengzhou and Xuchang do not follow the same trend as the region. The level of street-network sprawl in the aggregate network in Zhengzhou peaked in 1991-2005. The level of street-network sprawl in the aggregate network in Xuchang peaked in 1976-1990.