| Key | Value |
| CONSTITUEN | UGENYA |
| CONST_CODE | 232 |
| COUNTY_COD | 41 |
| COUNTY_NAM | SIAYA |
| ISO3166-2 | KE-38 |
| OBJECTID | 40 |
| Shape_Area | 0.28583735592 |
| Shape_Leng | 2.80244601296 |
| admin_level | 4 |
| boundary | administrative |
| id | 2082 |
| name:ceb | Siaya |
| name:de | Siaya County |
| name:en | Siaya County |
| name:es | Condado de Siaya |
| name:fa | شهرستان سیایا |
| name:fr | Comté de Siaya |
| name:id | County Siaya |
| name:it | Contea di Siaya |
| name:ja | シアヤ |
| name:ko | 시아야현 |
| name:nan | Siaya Kūn |
| name:nl | Siaya County |
| name:no | Siaya fylke |
| name:pl | Siaya |
| name:pt | Siaia |
| name:sv | Siaya |
| name:sw | Kaunti ya Siaya |
| name:ur | سیایا کاؤنٹی |
| name:vi | Siaya |
| name:zh | 夏亞郡 |
| name:zu | Siaya County |
| population:2010 | 842304 |
| population:2010:source | Commission on Revenue Allocation |
| type | boundary |
| wikidata | Q3482913 |
| wikipedia | en:Siaya County |