Hassan is a city and district headquarter of Hassan district in Karnataka state of India.
Hassan city gets its name from the Hindu goddess Hassanamba Devi.
Hassan dates from beginnings of the Hoysala Empire in the 11th century. Hoysala Empire ruled this city for a long time and their influence can be seen in the art and inscriptions on the different monuments such as in Halebidu, Belur and Shravanabelagola.
The city is situated above sea level. The urban population in 2011 was 133,436. It is situated at a distance of from the state capital, Bangalore, and from Mangalore.
Tropical savanna climates have monthly mean temperature above 18 ðC (64 ðF) in every month of the year and typically a pronounced dry season, with the driest month having precipitation less than 60 mm (2.36 in) of precipitation. According to the Köppen Climate Classification, Hassan has a tropical savanna climate (Aw).
In 2022, Hassan hobli received an annual rainfall (1 Jan â 31 Dec) of .
There is no operational airport in the city. The nearest airport is Mysore airport and the nearest international airport is Kempegowda International Airport. Hassan Airport is an airport under construction 10 kilometres east of the city, near the Boovanahalli village. The project was first rejected by the State government in 2012. It was again revived in 2021 with a budget of Rs 175 crore and will be taken up by the UDAN scheme. Government of India has granted the approval for setting up of 15 Greenfield airports in the country on 12 May 2015. Among 15 airports Hassan was also approved for Greenfield Airport.
The major highway passing through the city is NH-75 (Bangalore - Mangalore). Other highways include NH-373 (Bilikere - Belur)/SH-57, SH-21 and SH-71. The K.S.R.T.C operates buses connecting Hassan city and the district with other parts of Karnataka as well as cities of neighbouring states. Two divisions of KSRTC, Hassan and Chikmagalur, maintain a total of 9 bus depots (6 by Hassan division, rest 3 by Chikmagalur division) in the district, with two being in Hassan city alone.
Hassan comes under the South Western Railway zone of the Indian Railways. It lies on Mangalore-Hassan-Mysore line. Hassan Junction (HAS) connects the city to the rest of the country.
Indian census, the city of Hassan had an urban population of 177,484. Males were 49.5% of the population and females 50.5%. The average literacy rate was 80.8%. Male literacy was 82.7%, and female literacy was 78.9%. Of the population, 10.1% was under the age of 7.
In 2020, the Karnataka Government upgraded Hassan's city municipal council area to by including nearby villages to the panchayat and the population increased from 133,436 to 226,520.
In 2025, Karnataka Government upgraded Hassan city municipal council to Hassan municipal corporation expanded urban area to by including CMC area and neighbouring villages and the population grew from 226,520 to over 300,000.
Hassan city is also an industrial hub in Karnataka. Major industries related to pharma, textiles, food processing sectors and also numerous MSMEs have set up their units in the KIADB Industrial Growth Centre, Hassan.
The terminal is located on 103 acres of land in Hassan industrial area. It supplies diesel, petrol and ethanol to retail outlets across 14 districts of Karnataka.