The story
Local history for this place is being researched county by county outward from Franklin County; here is what the records say.
Water
Mostly private wells The water here
- Columbus Grove Village46% of residentsGroundwater wells (3 wells)
- Ottawa Village45% of residentsBlanchard River (via intake reservoir)
- Glandorf Village9% of residentsBlanchard River (via intake reservoir)
- Ottoville Village1% of residentsGroundwater wells (3 wells)
Its ZIP codes
Each ZIP code that touches Union Township, Putnam County, with the share of its residents who live here and the same headline figures as the ZIP page.
| ZIP | Share | Water | Radon | Home value | Schools | Flood |
|---|---|---|---|---|---|---|
| 45844 Jennings Township and Fort Jennings | 10% | Mostly private wells | 3.8 pCi/L average radon | Parcel list only | Jennings Local · 4 stars overall | 4.5% of residents in the 1% floodplain |
| 45830 Columbus Grove | 9% | Mostly private wells | 4.3 pCi/L average radon | Parcel list only | Columbus Grove Local · 4.5 stars overall | 5.7% of residents in the 1% floodplain |
| 45827 Jackson Township and Cloverdale | 7% | Mostly private wells | 8.8 pCi/L average radon | Parcel list only | Ottoville Local · 4.5 stars overall | 5.1% of residents in the 1% floodplain |
| 45875 Ottawa | 4% | Mostly private wells | 2.5 pCi/L average radon | Parcel list only | Ottawa-Glandorf Local · 4 stars overall | 12% of residents in the 1% floodplain |
The county
Putnam County: 13 ZIP codes, 31 cities, villages and townships, 35,849 people.
Nearby places
Cite this page
Cite this page as:
Cracked Buckeye (Open Shower Co), "Union Township, Putnam County", https://crackedbuckeye.com/place/union-township-putnam-county/, built 2026-09-16, accessed [date].
Machine-readable: /api/place/union-township-putnam-county.json (open JSON, CC BY 4.0 for the compilation; the underlying records keep their own terms) · How to cite · Report a correction · Built 2026-09-16