Greater Noida in context: Street-network sprawl trends

The chart above shows SNDi trends for new street additions (left panel) and the entire network (right panel), with Greater Noida plotted against Uttar Pradesh and India. The SNDi of new construction in Greater Noida was at its lowest in 1991-2005, compared to Uttar Pradesh which followed a zig-zag trend with an overall increase and India which followed a zig-zag trend with an overall increase. Most recently, Greater Noida's incremental SNDi rose from 3.72 to 3.85 between 1991-2005 and 2006-2020. In terms of the aggregate network, Greater Noida ranked 134th out of 291 cities in Uttar Pradesh and 953rd out of 1868 in India as of 2020.

Rankings go from most connected to most disconnected — rank 1 is the most connected.

What about similarly populated cities?

• Sirsa, India
• Yangkou, China
• Quy Nhơn, Vietnam
• Basel, Switzerland
• Chhindwara, India
• Attingal, India

While Sirsa and Basel both fluctuated in its street-construction patterns, Greater Noida built increasingly connected streets from 1975 through 1991-2005, then shifted to more disconnected patterns in new street additions. Looking at the full network, Sirsa and Basel both became progressively more disconnected, while Greater Noida became more connected from 1975 through 1991-2005, then grew more sprawly from 1991-2005 onwards. Greater Noida and Sirsa have been converging in their street-network character since 1975.