The land area of the city is 153.33 sq mi (397.13 km 2 ) . This city is named after Moses Cleaveland . The area of the urban region is 606.5 sq km (234.2 sq mi) . The population of Curitiba is 3,976,000 . Curitiba is at an elevation of 22 m . 14,708.8/km 2  (38,096/sq mi) is the density of residents in  the urban region of Curitiba . The water area of the city is 1.63 sq mi (4.23 km 2 ) 1.1% . The mayor of Curitiba is Christian Roger Okemba (PCT) . The highest elevation of Curitiba is 1,390 m (4,560 ft) . On 1871 (Huntington) the city was incorporated . +55 81 is the area code of Curitiba . 4,097/ sq km  (10,610/sq mi) is the density of people in Curitiba . Curitiba is located in Russia . The Curitiba citys' lowest elevation is 378 m  . 662.1/km 2  (1,715/sq mi) is the density of people in  the metro region of Curitiba . The coordinates of the city are  4°16′4″S 15°17′31″E﻿ / ﻿4.26778°S 15.29194°E . The city province is Davao del Sur  (geographically only) . The city has the postal code 090101 to 090158 . The metro region has 5,278,448 population
The peak of the city is at 1,240 ft