# Na Khao Sia Subdistrict, Na Yong, Trang Province – Villages > Source: https://wherepedia.org/thailand/trang/na-yong/na-khao-sia/ Subdistrict · Na Yong # Na Khao Sia Na Khao Sia is a subdistrict (tambon) of Thailand in Na Yong, Trang Province. It covers **29.5 km²**. 16 named villages and localities are recorded here, and 14 mapped services such as hospitals, banks and schools. - 29.5km² - 14mapped services - 36 mtypical elevation ## Where is Na Khao Sia? Na Khao Sia lies in [Na Yong](https://wherepedia.org/thailand/trang/na-yong/), [Trang Province](https://wherepedia.org/thailand/trang/), [Thailand](https://wherepedia.org/thailand/). It borders 7 other subdistricts: [Chong](https://wherepedia.org/thailand/trang/na-yong/chong/), [Khok Saba](https://wherepedia.org/thailand/trang/na-yong/khok-saba/), [Lamo](https://wherepedia.org/thailand/trang/na-yong/lamo/), [Na Bin La](https://wherepedia.org/thailand/trang/mueang-trang/na-bin-la/), [Na Yong Nuea](https://wherepedia.org/thailand/trang/na-yong/na-yong-nuea/), [Na Yong Tai](https://wherepedia.org/thailand/trang/mueang-trang/na-yong-tai/) and [Thung Khai](https://wherepedia.org/thailand/trang/yan-ta-khao/thung-khai/). By area it is the 5089th largest of 7,425 subdistricts in Thailand. It covers 11.9% of [Na Yong](https://wherepedia.org/thailand/trang/na-yong/). The centre of Na Khao Sia is about 697 km in a straight line from Bangkok, the capital. It is about 3.9 km from Na Yong, the main town of Na Yong. The centre point is at 7.5325° N, 99.7152° E. Local names: นาข้าวเสีย . Source: [Royal Thai Survey Department via OCHA HDX, administrative boundaries (COD-AB, CC BY-IGO)](https://data.humdata.org/dataset/cod-ab-tha). ## Villages and localities in Na Khao Sia Open gazetteers list **16 villages, towns and localities** in Na Khao Sia. Settlements here lie between about 27 m and 51 m above sea level (median 36 m). - Ban Huai Nui - Ban Khuan Chuk - Ban Khuan So - Ban Ko Bok - Ban Ko Put - Ban Map Bon - Ban Map Mao - Ban Map Yi - Ban Na Khao Sia - Ban Na Khum - Ban Nong Khla - Ban Ok Wat Na Pot - Ban Sai Chom Phu - Ban Thung Kae Choei - Ban Thung Sao Thong - Ban Tok Wat Na Pot 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). ## Landscape and landmarks of Na Khao Sia Named natural and historic features inside Na Khao Sia, from the GeoNames gazetteer. ### Hills and mountains 1 hill. - Khao Nang Pralat · 37 m Source: [GeoNames (CC BY 4.0) — settlements, natural and historic features](https://www.geonames.org/). Places of worship are not listed. Elevations are from the GeoNames terrain model and are approximate. ## Weather in Na Khao Sia and the best time to visit Using the climate of Na Yong, the warmest month is Apr (average 28 °C) and the coolest is Jan (26 °C). About 2,195 mm of rain falls in a year; the wettest month is Nov (336 mm) and the driest Feb (29 mm). The most comfortable months for a visit are **January to March**. - Jan - Feb - Mar - Apr - May - Jun - Jul - Aug - Sep - Oct - Nov - Dec Month Average °C Rain mm Jan 26 115 Feb 26 29 Mar 27 98 Apr 28 124 May 28 179 Jun 27 176 Jul 27 192 Aug 26 199 Sep 26 223 Oct 26 272 Nov 26 336 Dec 26 253 Source: [NASA POWER climatology, retrieved 2026-10-29](https://power.larc.nasa.gov/). ## Nearest hospital, bank and fuel from Na Khao Sia Need Nearest mapped Distance Hospital สถานีอนามัยบ้านมาบบอน · Na Khao Sia 1.4 km [Map](https://www.openstreetmap.org/?mlat=7.53962&mlon=99.72561#map=17/7.53962/99.72561) Bank ธกส.สาขานาโยง · Na Yong Nuea 4.1 km [Map](https://www.openstreetmap.org/?mlat=7.56358&mlon=99.69509#map=17/7.56358/99.69509) ATM กสิกรไทย สาขาบิ๊กซีตรัง · Thap Thiang 11 km [Map](https://www.openstreetmap.org/?mlat=7.54523&mlon=99.61531#map=17/7.54523/99.61531) Petrol pump ปตท. · Na Yong Nuea 3.1 km [Map](https://www.openstreetmap.org/?mlat=7.56034&mlon=99.71448#map=17/7.56034/99.71448) Hotel ต้นพลาสวีทรีสอร์ท · Na Khao Sia 1.7 km [Map](https://www.openstreetmap.org/?mlat=7.51797&mlon=99.71111#map=17/7.51797/99.71111) Mall เทสโก้โลตัส เอ็กเพรส สาขานาโยง · Na Yong Nuea 4.1 km [Map](https://www.openstreetmap.org/?mlat=7.56356&mlon=99.69432#map=17/7.56356/99.69432) School Ban Ko Put School · Na Khao Sia 2.5 km [Map](https://www.openstreetmap.org/?mlat=7.53087&mlon=99.69247#map=17/7.53087/99.69247) College Wichienmatu 3 School · Na Bin La 6.9 km [Map](https://www.openstreetmap.org/?mlat=7.53154&mlon=99.65301#map=17/7.53154/99.65301) Police station สถานีตำรวจภูธรนาโยง · Na Yong Nuea 3.8 km [Map](https://www.openstreetmap.org/?mlat=7.56245&mlon=99.69942#map=17/7.56245/99.69942) 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 Na Khao Sia Places mapped inside Na Khao Sia in open map data, by type. - Hospitals3 - Petrol pumps1 - Hotels1 - Schools1 - Restaurants8 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 subdistricts in Na Yong - Chong - Khok Saba - Lamo - Na Muen Si - Na Yong Nuea ## Quick answers - Where is Na Khao Sia?In Na Yong, Trang Province, Thailand - What borders Na Khao Sia?Chong, Khok Saba, Lamo, Na Bin La, Na Yong Nuea, Na Yong Tai and Thung Khai - How many villages are in Na Khao Sia?16 named settlements (GeoNames, OpenStreetMap) - What is the elevation of Na Khao Sia?Settlements lie between 27 m and 51 m - What is the highest point in Na Khao Sia?Khao Nang Pralat (37 m, GeoNames elevation model) - What is the best time to visit Na Khao Sia?January to March - Where is the nearest hospital to Na Khao Sia?สถานีอนามัยบ้านมาบบอน, about 1.4 km from the centre - Where is the nearest bank to Na Khao Sia?ธกส.สาขานาโยง, about 4.1 km from the centre - Where is the nearest ATM to Na Khao Sia?กสิกรไทย สาขาบิ๊กซีตรัง, about 11 km from the centre - Where is the nearest petrol pump to Na Khao Sia?ปตท., about 3.1 km from the centre - How many hospitals are in Na Khao Sia?3 mapped - How many petrol pumps are in Na Khao Sia?1 mapped - What is the P-code of Na Khao Sia?TH920806 (OCHA common operational dataset)