The level of street-network sprawl in new development in Samar peaked in 1976-1990. To get a sense of how street development has changed in Samar, we can consider two of its most populous cities: Calbayog and Catbalogan. None of the most populous cities follow the same trend as the region. The level of street-network sprawl in new development in Calbayog peaked in 1991-2005. The level of street-network sprawl in new development in Catbalogan peaked in 1991-2005.

How do development practices in Samar fare in comparison to others in Philippines? Most recently in 2006-2020, street construction in Samar was the 38th-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 Samar has become more disconnected. Samar ranked 41st in 1975, 56th in 1976-1990, 56th in 1991-2005 and 38th in 2006-2020.

As of 2020, the city with the most disconnected street network in Samar is Calbayog with an SNDi of 3.71, which is relatively sprawly. Conversely, the most connected city is Catbalogan with an SNDi of 3.66, which is relatively sprawly. See trends for these cities: Catbalogan, Calbayog

The level of street-network sprawl in the aggregate network in Samar peaked in 1991-2005. To get a sense of how the aggregate street network has changed in Samar, we can consider two of its most populous cities: Calbayog and Catbalogan. None of the most populous cities follow the same trend as the region. The level of street-network sprawl in the aggregate network in Calbayog rose steadily. The level of street-network sprawl in the aggregate network in Catbalogan rose steadily.

To date, Samar is the 54th-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 Samar has become more connected. Samar ranked 41st in 1975, 55th in 1976-1990, 55th in 1991-2005 and 54th in 2006-2020.