It lies east of the county seat of Goodland. There are no communities in the township.[3]
Several intermittent headwaters of Sappa Creek flow through Union Township.[3]
Transportation
Interstate 70 and U.S. Route 24 run concurrently east–west through Union Township. A railroad line also travels east–west through Union Township, just north of the interstate.[3]
Government
Union Township is currently inactive;[4] by Kansas law, when a township becomes inactive, its powers and duties revert to the county government.[5]