# Heiyanthuduwa South GN division, Biyagama DS Division > Source: https://wherepedia.org/sri-lanka/western/gampaha/biyagama/heiyanthuduwa-south/ Grama Niladhari division · Biyagama DS Division # Heiyanthuduwa South Heiyanthuduwa South is a Grama Niladhari (GN) division of Sri Lanka in Biyagama DS Division, Gampaha District, Western Province. It covers **1.59 km²**. 2 named villages and localities are recorded here, and 1 mapped services such as hospitals, banks and schools. - 1.6km² - 1mapped services ## Where is Heiyanthuduwa South? Heiyanthuduwa South lies in [Biyagama DS Division](https://wherepedia.org/sri-lanka/western/gampaha/biyagama/), [Gampaha District](https://wherepedia.org/sri-lanka/western/gampaha/), [Western Province](https://wherepedia.org/sri-lanka/western/), [Sri Lanka](https://wherepedia.org/sri-lanka/). It borders 6 other GN divisions: [Biyagama South](https://wherepedia.org/sri-lanka/western/gampaha/biyagama/biyagama-south/), [Biyagama West](https://wherepedia.org/sri-lanka/western/gampaha/biyagama/biyagama-west/), [Heiyanthuduwa East](https://wherepedia.org/sri-lanka/western/gampaha/biyagama/heiyanthuduwa-east/), [Heiyanthuduwa West](https://wherepedia.org/sri-lanka/western/gampaha/biyagama/heiyanthuduwa-west/), [Mabima East](https://wherepedia.org/sri-lanka/western/gampaha/biyagama/mabima-east/) and [Siyambalape South](https://wherepedia.org/sri-lanka/western/gampaha/biyagama/siyambalape-south/). By area it is the 8068th largest of 14,043 GN divisions in Sri Lanka. It covers 2.6% of [Biyagama DS Division](https://wherepedia.org/sri-lanka/western/gampaha/biyagama/). The centre of Heiyanthuduwa South is about 14 km in a straight line from Colombo, the commercial capital. The centre point is at 6.9535° N, 79.9735° E. Local names: හෙයියන්තුඩුව දකුණ . Source: [Survey Department of Sri Lanka via OCHA HDX, administrative boundaries (COD-AB, CC BY-IGO)](https://data.humdata.org/dataset/cod-ab-lka). ## Villages and localities in Heiyanthuduwa South Open gazetteers list **2 villages, towns and localities** in Heiyanthuduwa South. - Heiyanthuduwa - Mabima East Source: [GeoNames (CC BY 4.0) — settlements, natural and historic features](https://www.geonames.org/); [© OpenStreetMap contributors (ODbL), Geofabrik extract — named settlements](https://www.openstreetmap.org/copyright). ## Weather in Heiyanthuduwa South and the best time to visit Using the climate of Gampaha District, the warmest month is Apr (average 28 °C) and the coolest is Jan (25 °C). About 1,999 mm of rain falls in a year; the wettest month is Nov (304 mm) and the driest Feb (71 mm). The most comfortable months for a visit are **January to March and July to August**. - Jan - Feb - Mar - Apr - May - Jun - Jul - Aug - Sep - Oct - Nov - Dec Month Average °C Rain mm Jan 25 76 Feb 26 71 Mar 27 115 Apr 28 226 May 27 224 Jun 27 143 Jul 26 99 Aug 26 113 Sep 26 162 Oct 26 292 Nov 26 304 Dec 26 175 Source: [NASA POWER climatology, retrieved 2026-10-29](https://power.larc.nasa.gov/). ## Nearest hospital, bank and fuel from Heiyanthuduwa South Need Nearest mapped Distance Hospital Kaduwela Private Hospital Elderly Nursing Home Pharmacy · Biyagama South 2.3 km [Map](https://www.openstreetmap.org/?mlat=6.93812&mlon=79.98684#map=17/6.93812/79.98684) Bank Sampath Bank · Kaduwela 1.9 km [Map](https://www.openstreetmap.org/?mlat=6.93750&mlon=79.97848#map=17/6.93750/79.97848) ATM Hatton National Bank ATM · Sapugaskanda 1.8 km [Map](https://www.openstreetmap.org/?mlat=6.96742&mlon=79.96506#map=17/6.96742/79.96506) Petrol pump Laugfs Filling Station · Mabima West 1.8 km [Map](https://www.openstreetmap.org/?mlat=6.94268&mlon=79.96120#map=17/6.94268/79.96120) Hotel Crossroads Villa · Biyagama South 1.6 km [Map](https://www.openstreetmap.org/?mlat=6.94259&mlon=79.98330#map=17/6.94259/79.98330) Mall Keels Super Pittugala · Malabe North 5.1 km [Map](https://www.openstreetmap.org/?mlat=6.90861&mlon=79.96557#map=17/6.90861/79.96557) School Monarch Pre School · Biyagama South 1.2 km [Map](https://www.openstreetmap.org/?mlat=6.94703&mlon=79.98235#map=17/6.94703/79.98235) College Nagananda International Institute for Buddhist Studies · Bollegala 2.6 km [Map](https://www.openstreetmap.org/?mlat=6.94569&mlon=79.95113#map=17/6.94569/79.95113) Police station Biyagama Police Station · Walgama West 4.0 km [Map](https://www.openstreetmap.org/?mlat=6.96250&mlon=80.00897#map=17/6.96250/80.00897) Source: [Overture Maps places (CDLA-Permissive-2.0) and © OpenStreetMap contributors (ODbL)](https://overturemaps.org/). Straight-line distance from the centre of the division, within 40 km. ## Hospitals, banks and other services in Heiyanthuduwa South Places mapped inside Heiyanthuduwa South in open map data, by type. - Restaurants1 Source: [Overture Maps places (CDLA-Permissive-2.0) and © OpenStreetMap contributors (ODbL)](https://overturemaps.org/). Coverage depends on what has been mapped; contact details are not shown. ## Other GN divisions in Biyagama DS Division - Athurumulla - Biyagama East - Biyagama North - Biyagama South - Biyagama West - Bollegala - Daranagama - Delgoda - Galedanda - Gonawala Central - Gonawala East - Gonawala West - Heiyanthuduwa East - Heiyanthuduwa North - Heiyanthuduwa West - Ihala Biyanvila Central - Ihala Biyanvila North - Kammalwatta - Kanduboda East - Kanduboda West - Mabima East - Mabima West - Makola North Central - Makola North Ihala - Makola North Pahala - Makola South Ihala - Makola South Pahala - Malwana Town - Mawaramandiya - Meegahawatta East - Meegahawatta West - Pahala Biyanvila Central - Pahala Biyanvila East - Pahala Biyanvila West - Pamunuvila - Pattivila North - Pattivila South - Sapugaskanda - Siyambalape North - Siyambalape South - Siyambalape Watta - Thalwatta - Ulahitiwala - Walgama East - Walgama West - Yabaraluwa North - Yabaraluwa South - Yatihena ## Quick answers - Where is Heiyanthuduwa South?In Biyagama DS Division, Gampaha District, Western Province, Sri Lanka - What borders Heiyanthuduwa South?Biyagama South, Biyagama West, Heiyanthuduwa East, Heiyanthuduwa West, Mabima East and Siyambalape South - How many villages are in Heiyanthuduwa South?2 named settlements (GeoNames, OpenStreetMap) - What is the best time to visit Heiyanthuduwa South?January to March and July to August - Where is the nearest hospital to Heiyanthuduwa South?Kaduwela Private Hospital Elderly Nursing Home Pharmacy, about 2.3 km from the centre - Where is the nearest bank to Heiyanthuduwa South?Sampath Bank, about 1.9 km from the centre - Where is the nearest ATM to Heiyanthuduwa South?Hatton National Bank ATM, about 1.8 km from the centre - Where is the nearest petrol pump to Heiyanthuduwa South?Laugfs Filling Station, about 1.8 km from the centre - What is the P-code of Heiyanthuduwa South?LK1239170 (OCHA common operational dataset)