| Official Name: | Ilseng |
| Settlement Type: | Village |
| Pushpin Map: | Innlandet#Norway |
| Pushpin Label Position: | top |
| Pushpin Map Caption: | Location of the village |
| Subdivision Type: | Country |
| Subdivision Name: | Norway |
| Subdivision Name1: | Eastern Norway |
| Subdivision Name2: | Innlandet |
| Subdivision Type3: | District |
| Subdivision Name3: | Hedmarken |
| Subdivision Type4: | Municipality |
| Subdivision Name4: | Stange and Hamar |
| Utc Offset1: | +01:00 |
| Utc Offset1 Dst: | +02:00 |
| Area Total Km2: | 1.06 |
| Population As Of: | 2021 |
| Population Total: | 992 |
| Population Density Km2: | 932 |
| Postal Code Type: | Post Code |
| Postal Code: | 2344 Ilseng |
| Coordinates: | 60.7757°N 11.2273°W |
| Elevation M: | 159 |
| Elevation Footnotes: | [1] |
Ilseng is a village in Innlandet county, Norway. The village is located mostly in Stange Municipality, however, part of the village extends across the border into Hamar Municipality. The Rørosbanen railway line passes through the village, stopping at the Ilseng Station which is the first stop after Hamar Station in Hamar. Ilseng is also the site of Ilseng Prison.[2]
The 1.06km2 village has a population (2021) of 992 and a population density of . The village does include land in two neighboring municipalities with 0.98km2 and 964 residents in Stange and 0.08km2 and 28 residents in Hamar.[3]