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Union Township, Warren County

Township · Warren County · 2,747 residents

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Warren County

The story

Local history for this place is being researched county by county outward from Franklin County; here is what the records say.

More on Warren County

Water

17 groundwater wells drawing from the Little Miami River buried valley (sand-and-gravel) aquifer along the river near Maineville, in southern Warren County The water here

  • Warren County33% of residentsWells in the Little Miami and Great Miami river valley aquifers
  • Western Water Company25% of residentsLittle Miami River valley wells (51%) plus Cincinnati Ohio River water (49%)
  • Lebanon City24% of residentsOhio River + Great Miami Aquifer (via Cincinnati GCWW)
  • South Lebanon City9% of residentsOhio River (Miller Plant, ~88%) plus Great Miami Buried Valley Aquifer wells (~12%)
  • Morrow Village7% of residentsGroundwater wells (3 wells)
  • Warren Co. Pennyroyal Area2% of residentsGreat Miami Buried Valley Aquifer (own wells)
  • Cincinnati Public Water System1% of residentsOhio River (Miller Plant, ~88%) plus Great Miami Buried Valley Aquifer wells (~12%)

Its ZIP codes

Each ZIP code that touches Union Township, Warren County, with the share of its residents who live here and the same headline figures as the ZIP page.

ZIPShareWaterRadon Home valueSchoolsFlood
45034 Deerfield Township and Kings Mills 31% 17 groundwater wells drawing from the Little Miami River buried valley (sand-and-gravel) aquifer along the river near Maineville, in southern Warren County 3.9 pCi/L average radon Parcel list only Kings Local · 4 stars overall 0.0% of residents in the 1% floodplain
45152 Hamilton Township and Morrow 7% Ohio River intake at the plant's riverfront on Kellogg Ave in the California neighborhood, east Cincinnati 5.9 pCi/L average radon Parcel list only Little Miami Local · 4 stars overall 7.4% of residents in the 1% floodplain
45065 South Lebanon 4% Ohio River intake at the plant's riverfront on Kellogg Ave in the California neighborhood, east Cincinnati 3.5 pCi/L average radon Parcel list only Kings Local · 4 stars overall 7.6% of residents in the 1% floodplain
45036 Lebanon 2% Ohio River intake at the plant's riverfront on Kellogg Ave in the California neighborhood, east Cincinnati 4.2 pCi/L average radon Parcel list only Lebanon City · 4 stars overall 3.5% of residents in the 1% floodplain

The county

Warren County: 12 ZIP codes, 24 cities, villages and townships, 222,825 people.

Nearby places

Lebanon Hamilton Township, Warren County Turtle Creek Township, Warren County Deerfield Township, Warren County South Lebanon Salem Township, Warren County Morrow Clearcreek Township, Warren County Harlan Township, Warren County Mason

Cite this page as:

Cracked Buckeye (Open Shower Co), "Union Township, Warren County", https://crackedbuckeye.com/place/union-township-warren-county/, built 2026-09-16, accessed [date].

Machine-readable: /api/place/union-township-warren-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