# Isiolo County, Kenya – Constituencies, Population & Map

> Source: https://wherepedia.org/kenya/isiolo/

County · Kenya 

# Isiolo County

Isiolo County is a county of Kenya. It had an estimated **267,993 people** in 2019 on 25,399 km² (about 11 per km²). Its main town is Isiolo. It is divided into 2 constituencies. 79 named villages and localities are recorded here, and 176 mapped services such as hospitals, banks and schools.

- 267,993people (2019)
- 25,399km²
- 2constituencies
- 176mapped services

## How many people live in Isiolo County?

Isiolo County had an estimated **267,993 people** in 2019 — 0.6% of Kenya, 46th of 47 counties. There are 921 women for every 1,000 men (below the Kenya figure of 1,020). Spread over 25,399 km², that is about **11 people per km²**, 45th of 47 counties.

45.0% of people are children under 15 and 3.0% are 65 or older; the median age is about 17 years (it is 20 across Kenya). For every 100 people of working age (15–64) there are 92 children and older people.

0–4 ****40,617**

5–9 ****41,145**

10–14 ****38,914**

15–19 ****31,154**

20–24 ****24,723**

25–29 ****20,476**

30–34 ****18,550**

35–39 ****12,687**

40–44 ****9,781**

45–49 ****7,123**

50–54 ****5,478**

55–59 ****4,830**

60–64 ****4,401**

65–69 ****2,611**

70–74 ****2,422**

75–79 ****1,112**

80–84 ****1,012**

85–89 ****470**

90–94 ****294**

95+ ****122**

Source: [Kenya National Bureau of Statistics via OCHA HDX, population 2019 (COD-PS, CC BY-IGO)](https://data.humdata.org/dataset/cod-ps-ken).

## Where is Isiolo County?

Isiolo County lies in [Kenya](https://wherepedia.org/kenya/). It borders 8 other counties: [Garissa County](https://wherepedia.org/kenya/garissa/), [Kitui County](https://wherepedia.org/kenya/kitui/), [Laikipia County](https://wherepedia.org/kenya/laikipia/), [Marsabit County](https://wherepedia.org/kenya/marsabit/), [Meru County](https://wherepedia.org/kenya/meru/), [Samburu County](https://wherepedia.org/kenya/samburu/), [Tana River County](https://wherepedia.org/kenya/tana-river/) and [Wajir County](https://wherepedia.org/kenya/wajir/). By area it is the 8th largest of 47 counties in Kenya. It covers 4.3% of [Kenya](https://wherepedia.org/kenya/). The centre of Isiolo County is about 333 km in a straight line from Nairobi, the capital. The centre point is at 1.0064° N, 38.7477° E.

Source: [IEBC via OCHA HDX, administrative boundaries (COD-AB, CC BY-IGO)](https://data.humdata.org/dataset/cod-ab-ken).

## Things to see in and around Isiolo County

OpenStreetMap lists 31 named sights in Isiolo County: 15 nature reserves; 10 attractions; 6 viewpoints.

- Biliqo-Bulesa Community Conservancy · nature reserve
- Bisanadi National Reserve · nature reserve
- Buffalo Springs National Reserve · nature reserve
- Garbatulla Community Conservancy · nature reserve
- Kinna Community Conservancy · nature reserve
- Leparua Community Conservancy · nature reserve
- Naapu Community Conservancy · nature reserve
- Nakuprat-Gotu Community Wildlife Conservancy · nature reserve
- Nanapa Community Conservancy · nature reserve
- Nanapicho Community Conservancy · nature reserve
- Narupa Community Conservancy · nature reserve
- Nasuulu Community Conservancy · nature reserve
- Proposed Cherab Community Conservancy · nature reserve
- Sericho Community Conservancy · nature reserve
- Shaba National Reserve · nature reserve
- River Viewpoint · viewpoint
- River Viewpoint · viewpoint
- River Viewpoint · viewpoint
- Shaba Main Viewpoint · viewpoint
- Sunrise viewpoint · viewpoint
- Sunset Viewpoint · viewpoint
- Bridge · attraction
- Buffalo Springs Swimming Hole · attraction
- Elephant baby hurt · attraction
- Gotu Falls · attraction
- Kwa network · attraction
- Leparua Conservancy Headquarters · attraction
- Lion ladies · attraction
- Naapu conservancy Headquarters · attraction
- Nanapsho Community Conservancy · attraction

…and 1 more.

Source: [© OpenStreetMap contributors (ODbL), Geofabrik extract — named settlements](https://www.openstreetmap.org/copyright).

Named attractions, museums, viewpoints, historic sites and natural features mapped in OpenStreetMap. Places of worship are not listed.

## Know before you go: Isiolo County

- Time zoneUTC+3, no daylight saving · Africa/Nairobi
- CurrencyShilling (KES)
- Country calling code+254
- LanguagesEnglish, Swahili
- Plug typesType G · 240 V
- Driving sideLeft
- Postcode format5 digits (#####)

### Nearest airports

- Mulika Lodge Airport (JJM) · Meru-Kinna112 km
- Wajir Airport (WJR) · Wajir170 km

### Daylight

Days are longest in Jun (about 12.2 hours, sunrise around 06:19) and shortest in Dec (about 12.1 hours, sunrise around 06:18, sunset around 18:21).

Month Sunrise Sunset Daylight 

Jan 06:31 18:35 12.1 h 

Feb 06:36 18:41 12.1 h 

Mar 06:31 18:37 12.1 h 

Apr 06:21 18:29 12.1 h 

May 06:16 18:25 12.2 h 

Jun 06:19 18:30 12.2 h 

Jul 06:25 18:35 12.2 h 

Aug 06:25 18:34 12.1 h 

Sep 06:16 18:23 12.1 h 

Oct 06:07 18:13 12.1 h 

Nov 06:07 18:12 12.1 h 

Dec 06:18 18:21 12.1 h 

Source: [GeoNames country and time-zone files (CC BY 4.0)](https://www.geonames.org/); [Wikidata (CC0) — plug types, mains voltage, driving side; retrieved 2026-11-02](https://www.wikidata.org/); [OurAirports (public domain)](https://ourairports.com/data/).

Airports with scheduled passenger flights; straight-line distances. Daylight is calculated for the 15th of each month in local standard time. Check entry and visa rules with official government sources before travelling.

## Constituencies of Isiolo County

Constituency Area km² Localities Services 

[Isiolo North](https://wherepedia.org/kenya/isiolo/isiolo-north/) 15,322 52 163 

[Isiolo South](https://wherepedia.org/kenya/isiolo/isiolo-south/) 10,078 28 13 

Source: [IEBC via OCHA HDX, administrative boundaries (COD-AB, CC BY-IGO)](https://data.humdata.org/dataset/cod-ab-ken); [GeoNames (CC BY 4.0) — settlements, natural and historic features](https://www.geonames.org/); [Overture Maps places (CDLA-Permissive-2.0) and © OpenStreetMap contributors (ODbL)](https://overturemaps.org/).

## Villages and localities in Isiolo County

Open gazetteers list **79 villages, towns and localities** in Isiolo County. The largest with a recorded population: Isiolo (78,650), Garba Tula (17,443), Mado Gashi (11,814), Kinna (11,175) and Merti (10,990). Settlements here lie between about 236 m and 1,553 m above sea level (median 617 m).

- Adhe Warabesa
- Atan
- Athibohole
- Awarsitu
- Badana
- Banane
- Baragothey
- Barata
- Barchuma Guda
- Basa
- Benane
- Biliqi
- Biliqi Nur
- Biliqo
- Boji
- Bulesa
- Bulla Pesa
- Burat
- Chandarua
- Crocodile Jaws
- Daaba
- Dadacha Basa
- Dida Abakiri
- Dimado
- Dololo Dakiye
- Duma
- Duse
- El Dera
- Eldere
- Etop
- Forosa
- Gafarsa
- Garba
- Garba Tula
- Goda
- Gotu
- Hadado
- Ireasaboru
- Isiolo
- Isiolo west location
- Jira
- Kampi Ya Juu
- Kampi Ya Sheikh Omar
- Kinna
- Kipsing
- Kom B
- Korbesa
- Kubi Turkana
- Kulamawe
- Lakolle
- Loll Kuta North
- Longopito
- Mado Gashi
- Mado Yaka
- Madogali
- Malka Galla
- Malkadaka
- Malkagala
- Marara
- Mata Arba
- Merti
- Muchuro
- Nakuprat
- Narrapu
- Ngaremara
- NurGowse
- Ol Doinyo Ng‘iro
- Raap
- Rapsu
- Sabuk
- Saleti
- Saricho
- Sericho
- Siqley
- Somali Village
- Toi
- Tokojo
- Ururra
- Yamicha

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 Isiolo County

Named natural and historic features inside Isiolo County, from the GeoNames gazetteer.

### Water

34 rivers and streams; 1 waterfall.

- Barberess
- Bisanadi
- Chanler’s Falls
- Engare Ndare
- Ewaso Ng‘iro
- Giltaman
- Iris Namdra
- Kilewe
- Kipsing
- Kiroftu
- Koroftu
- Kurru
- Laga Ires Kuno
- Laga Kubetu
- Lewa
- Lodas Auwa
- Lokolmon
- Longopito
- Mado Kamba
- Morire
- Mugur Nanyeri
- Nderera
- Nkoteyia
- Norgorono

…and 11 more.

### Hills and mountains

56 hills; 22 mountains; 1 mountain pass.

- Lenkushu · 1,715 m
- Nyandedu · 1,694 m
- Lebororong · 1,639 m
- Tale · 1,474 m
- Mutunyi · 1,379 m
- Lopekadorr · 1,330 m
- Ol Doinyo Dorobo · 1,294 m
- Kailere · 1,292 m
- Ilail · 1,288 m
- Lopekadorr · 1,259 m
- Geromet · 1,246 m
- Lakadema · 1,225 m
- Kipsing Gap · 1,216 m
- Ol Doinyo Saragei · 1,171 m
- Doinyo Nairoki · 1,066 m
- Kalamando · 1,038 m
- Bilikidera · 1,036 m
- Kalamandorop · 993 m
- Natorbe · 976 m
- Hinafa Bera · 950 m
- Salticha · 938 m
- Boji · 891 m
- Garisa · 882 m
- Kubisera · 866 m

…and 55 more.

### Forests and nature

4 wildlife reserves.

- Bisanandi National Reserve
- Buffalo Springs Game Reserve
- Buffalo Springs National Reserve
- Shaba National Reserve

### Getting around

5 airfields; 3 airports.

- Bogl
- Garba Tula Airport
- Isiolo Airport
- Jojuss
- Kitter Masters
- Kurru
- Naturubi
- Samburu South Airport

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 Isiolo County and the best time to visit

In Isiolo County, the warmest month is Mar (average 31 °C) and the coolest is Jul (27 °C). About 370 mm of rain falls in a year; the wettest month is Apr (88 mm) and the driest Jul (3 mm). The most comfortable months for a visit are **June to August**.

- Jan
- Feb
- Mar
- Apr
- May
- Jun
- Jul
- Aug
- Sep
- Oct
- Nov
- Dec

Month Average °C Rain mm 

Jan 29 18 

Feb 30 8 

Mar 31 31 

Apr 29 88 

May 29 28 

Jun 28 4 

Jul 27 3 

Aug 27 4 

Sep 29 4 

Oct 29 50 

Nov 28 88 

Dec 28 45 

Source: [NASA POWER climatology, retrieved 2026-10-29](https://power.larc.nasa.gov/).

## Hospitals, banks and other services in Isiolo County

Places mapped inside Isiolo County in open map data, by type — each number opens the full list with locations.

- Hospitals14
- Banks9
- Petrol pumps15
- Hotels51
- Shopping malls1
- Schools67
- Colleges and universities1
- Restaurants9
- Police stations9

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 Isiolo County?In Kenya
- What is the population of Isiolo County?267,993 (2019 estimate)
- What is the median age in Isiolo County?About 17 years (2019 estimate)
- What is the population density of Isiolo County?About 11 people per km²
- What borders Isiolo County?Garissa County, Kitui County, Laikipia County, Marsabit County, Meru County, Samburu County, Tana River County and Wajir County
- What is there to see in Isiolo County?Biliqo-Bulesa Community Conservancy, Bisanadi National Reserve, Bridge, Buffalo Springs National Reserve
- What time zone is Isiolo County in?UTC+3
- What currency is used in Isiolo County?Shilling (KES)
- What language is spoken in Isiolo County?English, Swahili (main languages nationally)
- How many villages are in Isiolo County?79 named settlements (GeoNames, OpenStreetMap)
- What is the elevation of Isiolo County?Settlements lie between 236 m and 1,553 m
- What is the highest point in Isiolo County?Lenkushu (1,715 m, GeoNames elevation model)
- What is the best time to visit Isiolo County?June to August
- How many hospitals are in Isiolo County?14 mapped
- How many banks are in Isiolo County?9 mapped
- How many petrol pumps are in Isiolo County?15 mapped
- What is the P-code of Isiolo County?KE011 (OCHA common operational dataset)