Most ordinary residential blocks are 330 feet by 660 feet (measured centerline of street to centerline of street). Downtown blocks are sometimes smaller, and some outlying blocks are larger.
The total area of Manhattan is 33.77 square miles (87.5 square kilometers). It is 13.4 miles (21.6 km) long and 2.3 miles (3.7 km) wide at its widest point.