The level of street-network sprawl in new development in Bulacan followed a zig-zag trend with an overall increase. To get a sense of how street development has changed in Bulacan, we can consider one of its most populous cities: Manila. Disconnectivity in the most populous cities in Bulacan follow the same region trend.

How do development practices in Bulacan fare in comparison to others in Philippines? Most recently in 2006-2020, street construction in Bulacan was the 26th-most disconnected out of the 57 regions in Philippines. Its position in the ranks since 1975 has risen; relative to other regions in Philippines, street construction in Bulacan has become more disconnected. Bulacan ranked 43rd in 1975, 52nd in 1976-1990, 38th in 1991-2005 and 26th in 2006-2020.

As of 2020, the city with the most disconnected street network in Bulacan is Manila with an SNDi of 5.45, which is very sprawly. Conversely, the most connected city is Manila with an SNDi of 5.45, which is very sprawly. See trends for these cities: Manila, Manila

The level of street-network sprawl in the aggregate network in Bulacan followed a zig-zag trend with an overall increase. To get a sense of how the aggregate street network has changed in Bulacan, we can consider one of its most populous cities: Manila. None of the most populous cities follow the same trend as the region. The level of street-network sprawl in the aggregate network in Manila rose steadily.

To date, Bulacan is the 45th-most disconnected out of the 57 regions in Philippines. Its position in the ranks since 1975 has fallen; relative to other regions in Philippines, the street network in Bulacan has become more connected. Bulacan ranked 43rd in 1975, 49th in 1976-1990, 49th in 1991-2005 and 45th in 2006-2020.