| Official Name: | Isanlu Isin |
| Settlement Type: | Town |
| Pushpin Map: | Nigeria |
| Pushpin Label Position: | bottom |
| Pushpin Map Caption: | Location in Nigeria |
| Subdivision Type: | Country |
| Subdivision Name: |  Nigeria |
| Subdivision Type1: | State |
| Subdivision Name1: | Kwara State |
| Subdivision Type2: | LGA |
| Subdivision Name2: | Isin |
| Leader Title1: | Olusin of Isanlu Isin |
| Leader Name1: | HRM, Oba Solomon Oluwagbemiga Oloyede |
| Population Blank1 Title: | Ethnicity |
| Population Blank1: | Yoruba (Igbomina) |
| Coordinates: | 8.2333°N 5.1°W |
| Utc Offset: | +1 |
| Website: | www.isanluisin.webs.com |
Isanlu Isin or Isanlusin is an ancient town in Isin LGA of Kwara State, Nigeria. Isin LGA of Kwara State was created from the old Irepodun Local Government Area in 1996 with the headquarters at Owu-Isin. Notable towns in Isin are Isanlu Isin, Ijara Isin, Owu Isin, Iwo, Oke-Aba, Oke-Onigbin, Alla, Edidi, Odo-Eku, Oba, Iji, Pamo, Oponda, Igbesi, Eleyin, Kudu-Owode, to mention but few. Collectively, these towns are today located in Isin Local Government area of Kwara State. The present ruler of Isanlu Isin also referred to as Olusin, is Oba Solomon Oluwagbemiga Oloyede.[1]
Isanlu Isin is located at Latitude 8° 14' 0" North, Lontitude 5° 5' 0" East as displayed on world map, coordinates and short location facts. To the north of Isanlu isin and Isin towns as a whole are Igbajaland, Oraland and Ireland; to the west are Ajasse Ipo and Oro; to the east are Oro Ago, Olla and Osi in Ekiti LG; while to the south are Apaland, Arandun and Omu-Aran.
The position of chiefs in Isanlu isin is engendered by the fact that the grading and thus seniority of Chiefs and sharing of amenities is done according to when a particular chief arrive the town. Settlements with their appointed chiefs (usually the eldest or a philanthropist in the family) thus became wards in Isanlu Isin up till this day.
Oba Solomon Oluwagbemiga Oloyede is the current Olusin of Isanlu Isin (2009–present).
Temperatures at Isanlu Isin will range from 21 to 29 °C.[2] [3]
Major festivals in Isanlu Isin include:
Isanlu isin community may have abandoned many of their culture most especially the traditional festivals because of foreign religions.