The story
Local history for this place is being researched county by county outward from Franklin County; here is what the records say.
Water
Groundwater wells (2 wells) The water here
- Eldorado, Village Of100% of residentsGroundwater wells (2 wells)
Its ZIP codes
Each ZIP code that touches Eldorado, 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 |
|---|---|---|---|---|---|---|
| 45321 Eldorado | 53% | Groundwater wells (2 wells) | 3.1 pCi/L average radon | Parcel list only | National Trail Local · 3.5 stars overall | 0.0% of residents in the 1% floodplain |
The county
Preble County: 12 ZIP codes, 23 cities, villages and townships, 43,242 people.
Nearby places
Cite this page
Cite this page as:
Cracked Buckeye (Open Shower Co), "Eldorado, Preble County", https://crackedbuckeye.com/place/eldorado/, built 2026-09-16, accessed [date].
Machine-readable: /api/place/eldorado.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