# Nong Khai Province, Thailand – Districts, Population & Map > Source: https://wherepedia.org/thailand/nong-khai/ Province · Thailand # Nong Khai Province Nong Khai Province is a province (changwat) of Thailand. It had an estimated **349,107 people** in 2023 on 3,271 km² (about 107 per km²). Its main town is Nong Khai. It is divided into 9 districts. 609 named villages and localities are recorded here, and 2,181 mapped services such as hospitals, banks and schools. - 349,107people (2023) - 3,271km² - 9districts - 2,181mapped services ## How many people live in Nong Khai Province? Nong Khai Province had an estimated **349,107 people** in 2023 — 0.5% of Thailand, 61st of 77 provinces. There are 1,068 women for every 1,000 men (above the Thailand figure of 1,045). Spread over 3,271 km², that is about **107 people per km²**, 27th of 77 provinces. 21.4% of people are children under 15 and 14.4% are 65 or older; the median age is about 42 years (it is 40 across Thailand). For every 100 people of working age (15–64) there are 56 children and older people. 0–4 ****22,906** 5–9 ****25,238** 10–14 ****26,398** 15–19 ****19,871** 20–24 ****12,942** 25–29 ****14,790** 30–34 ****18,651** 35–39 ****21,980** 40–44 ****26,671** 45–49 ****27,622** 50–54 ****28,722** 55–59 ****27,745** 60–64 ****25,252** 65–69 ****20,412** 70–74 ****13,008** 75–79 ****8,432** 80+ ****8,467** Source: [National Statistics Office of Thailand via OCHA HDX, population 2023 (COD-PS, CC BY-IGO)](https://data.humdata.org/dataset/cod-ps-tha). ## Where is Nong Khai Province? Nong Khai Province lies in [Thailand](https://wherepedia.org/thailand/). It borders 4 other provinces: [Bueng Kan Province](https://wherepedia.org/thailand/bueng-kan/), [Loei Province](https://wherepedia.org/thailand/loei/), [Sakon Nakhon Province](https://wherepedia.org/thailand/sakon-nakhon/) and [Udon Thani Province](https://wherepedia.org/thailand/udon-thani/). By area it is the 60th largest of 77 provinces in Thailand. It covers 0.6% of [Thailand](https://wherepedia.org/thailand/). The centre of Nong Khai Province is about 544 km in a straight line from Bangkok, the capital. The centre point is at 17.9495° N, 103.1195° E. Local names: หนองคาย . Source: [Royal Thai Survey Department via OCHA HDX, administrative boundaries (COD-AB, CC BY-IGO)](https://data.humdata.org/dataset/cod-ab-tha). ## Districts of Nong Khai Province District People per km² Area km² Subdistricts Services [Mueang Nong Khai](https://wherepedia.org/thailand/nong-khai/mueang-nong-khai/) 105,037 217 484 16 1,236 [Phon Phisai](https://wherepedia.org/thailand/nong-khai/phon-phisai/) 66,387 80 826 11 232 [Tha Bo](https://wherepedia.org/thailand/nong-khai/tha-bo/) 53,547 149 359 10 260 [Fao Rai](https://wherepedia.org/thailand/nong-khai/fao-rai/) 34,730 96 362 5 66 [Rattanawapi](https://wherepedia.org/thailand/nong-khai/rattanawapi/) 25,527 86 295 5 65 [Sakhrai](https://wherepedia.org/thailand/nong-khai/sakhrai/) 19,049 91 209 3 32 [Si Chiang Mai](https://wherepedia.org/thailand/nong-khai/si-chiang-mai/) 17,514 116 151 4 123 [Sangkhom](https://wherepedia.org/thailand/nong-khai/sangkhom/) 17,221 38 459 5 148 [Pho Tak](https://wherepedia.org/thailand/nong-khai/pho-tak/) 10,095 80 126 3 19 Source: [Royal Thai Survey Department via OCHA HDX, administrative boundaries (COD-AB, CC BY-IGO)](https://data.humdata.org/dataset/cod-ab-tha); [National Statistics Office of Thailand via OCHA HDX, population 2023 (COD-PS, CC BY-IGO)](https://data.humdata.org/dataset/cod-ps-tha). ## Largest towns in Nong Khai Province - Nong Khai63,609 - Tha Bo35,292 - Phon Charoen15,208 - Si Chiang Mai14,068 - Sangkhom3,846 Source: [GeoNames (CC BY 4.0) — settlements, natural and historic features](https://www.geonames.org/). Populations as recorded in GeoNames, which may be older than the estimates above. ## Landscape and landmarks of Nong Khai Province Named natural and historic features inside Nong Khai Province, from the GeoNames gazetteer. ### Water 50 rivers and streams; 32 reservoirs and tanks; 3 waterfalls; 1 lake. - Ang Kep Nam Ban Kaset Charoen - Ang Kep Nam Ban Kham Bon - Ang Kep Nam Ban Kham Si - Ang Kep Nam Ban Na Mang - Ang Kep Nam Ban Na Tan Nuea - Ang Kep Nam Ban Non Sa-at - Ang Kep Nam Ban Nong Phan Tha - Ang Kep Nam Ban Nong Yang - Ang Kep Nam Ban Tha Hai Sok - Ang Kep Nam Bang Phuan - Ang Kep Nam Chiang At - Ang Kep Nam Huai Hin Muk - Ang Kep Nam Huai Hin Muk - Ang Kep Nam Huai Kan Lueang - Ang Kep Nam Huai Kham Mid - Ang Kep Nam Huai Khilek - Ang Kep Nam Huai Khon - Ang Kep Nam Huai Krabueang - Ang Kep Nam Huai Nam Khun - Ang Kep Nam Huai Ngu - Ang Kep Nam Huai Phrabat - Ang Kep Nam Huai Pleo Ngueak - Ang Kep Nam Huai Sala - Ang Kep Nam Huai Thon Ton Bon …and 62 more. ### Hills and mountains 40 mountains; 3 hills. - Phu Pha · 902 m - Phu Ya Ao · 826 m - Phu Tham Kho · 791 m - Phu Pa Thoi · 736 m - Phu Hua Ngam · 648 m - Phu Huai Ban Noi · 607 m - Phu Bon · 589 m - Phu Yot Nam Thao · 577 m - Phu Sam On · 571 m - Phu Yai Sok Kla · 563 m - Phu Khok · 554 m - Phu Mai Sang · 544 m - Phu Na Hi · 542 m - Phu Het Ra-ngok · 538 m - Phu Nam Khaya · 526 m - Phu Yang · 504 m - Phu Yot Huai Yang · 499 m - Phu Sakhan · 486 m - Phu Pho Thin · 481 m - Phu Pa Yang · 480 m - Phu Pha Dak · 479 m - Phu Huai Hom · 464 m - Phu Ban Tai · 462 m - Phu Lang Ban · 459 m …and 19 more. ### Forests and nature 2 forests. - Dong Kang - Dong Tin Tao ### Getting around 2 airfields; 1 railway station; 1 bridge. - Ban Khok Huai - Ban Kut Khaen - Sathani Rotfai Nongkhai - Thai-Lao Friendship Bridge 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 Nong Khai Province and the best time to visit In Nong Khai Province, the warmest month is Apr (average 30 °C) and the coolest is Dec (20 °C). About 1,407 mm of rain falls in a year; the wettest month is Aug (300 mm) and the driest Dec (5 mm). The most comfortable months for a visit are **October to March**. - Jan - Feb - Mar - Apr - May - Jun - Jul - Aug - Sep - Oct - Nov - Dec Month Average °C Rain mm Jan 21 7 Feb 24 16 Mar 27 40 Apr 30 66 May 29 188 Jun 28 202 Jul 27 261 Aug 26 300 Sep 26 219 Oct 25 86 Nov 23 16 Dec 20 5 Source: [NASA POWER climatology, retrieved 2026-10-29](https://power.larc.nasa.gov/). ## Hospitals, banks and other services in Nong Khai Province Places mapped inside Nong Khai Province in open map data, by type — each number opens the full list with locations. - Hospitals247 - Banks69 - ATMs5 - Petrol pumps111 - Hotels351 - Shopping malls28 - Schools139 - Colleges and universities45 - Cinemas6 - Pharmacies27 - Restaurants1,103 - Police stations27 - Dental clinics23 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. ## Quick answers - Where is Nong Khai Province?In Thailand - What is the population of Nong Khai Province?349,107 (2023 estimate) - What is the median age in Nong Khai Province?About 42 years (2023 estimate) - What is the population density of Nong Khai Province?About 107 people per km² - What borders Nong Khai Province?Bueng Kan Province, Loei Province, Sakon Nakhon Province and Udon Thani Province - What is the largest town in Nong Khai Province?Nong Khai - How many reservoirs and tanks are in Nong Khai Province?32 named in GeoNames - What is the highest point in Nong Khai Province?Phu Pha (902 m, GeoNames elevation model) - What is the best time to visit Nong Khai Province?October to March - How many hospitals are in Nong Khai Province?247 mapped - How many banks are in Nong Khai Province?69 mapped - How many ATMs are in Nong Khai Province?5 mapped - How many petrol pumps are in Nong Khai Province?111 mapped - What is the P-code of Nong Khai Province?TH43 (OCHA common operational dataset)