Plainville is a community in Hamilton County, Ohio, home to about 100 people across 0.1 square miles. It has no ZIP code of its own: it’s part of 45227 and 45243.
Homes sold for a median of $256 per square foot across 2 ZIP codes in the three months ending August 2026, and all of them were seller’s markets.
Mostly Cincinnati; part is in Plainville
Mostly Madeira; part is in Plainville
Each card is that ZIP code’s whole market, including any part outside Plainville. Seller’s market: under 4 months of supply; buyer’s market: over 6. Methodology
We’re writing up Plainville’s story and what everyday life there is like, for people thinking about moving in.
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| Nearest major airport | Cincinnati Northern Kentucky International Airport (CVG)17 miles away |
|---|---|
| Closer regional airport | Cincinnati Municipal Airport Lunken Field (LUK)5 miles away |
| Nearest city of 250,000+ | Cincinnati, OH7 miles away |
| Nearest city of 1 million+ | Chicago, IL254 miles away |
Straight-line distances from the center of Plainville; driving is longer.
Source: Airports from OurAirports (scheduled passenger service); city centers and populations from the U.S. Census Bureau.
Source: Members of Congress from the congress-legislators project; districts from the Census Bureau’s relationship files; governor and mayor from Wikidata.
Plainville had 120 residents in the 2020 census, up 38% since 2010.
It’s the 1217th largest of 1,264 towns in Ohio by population.
Hamilton County grew from 409,479 residents in 1900 to 830,639 in 2020.
Hamilton County, 1900–2020
Source: U.S. Census Bureau decennial censuses (counties 1900–1990 from the Bureau’s historical county file).
Average highs peak around 87°F in summer, and winter lows average 24°F. About 43.5 inches of rain and melted snow fall in a typical year.
Source: NOAA 1991–2020 climate normals, Cincinnati Lunken Ap, OH weather station (5 miles away).
529,211 jobs at 21,087 businesses in Hamilton County. The biggest industries by employees:
Source: U.S. Census Bureau County Business Patterns 2023 (private employers; jobs counted where people work).
598 doctors and other health care providers list an office in Plainville’s ZIP codes.
Nearest hospitals
Providers with an office here
| Primary care doctors | 41 |
|---|---|
| Specialist doctors | 72 |
| Dentists | 23 |
| Nurse practitioners and physician assistants | 81 |
| Mental health providers | 305 |
| Physical and occupational therapists | 60 |
| Optometrists | 9 |
| Chiropractors | 7 |
| Pharmacies | 8 |
Source: Hospitals from CMS Hospital General Information (ratings are CMS overall star ratings); straight-line distances; providers from the CMS National Plan and Provider Enumeration System (NPPES), by practice address and primary specialty.
Parks (4 nearby)
Grocery stores
Pharmacies
Libraries (1 nearby)
Museums
Theaters and performance venues (1 nearby)
Counts are within about 1 mile of the center of town.
Source: Map data © OpenStreetMap contributors (openstreetmap.org/copyright), as mapped by volunteers; it can miss places or include closed ones.
Public schools here are run by Cincinnati Public Schools, Madeira City, Indian Hill Exempted Village and others. Check each district’s attendance zones for a specific address.
| School | Grades | Students | Type | Distance |
|---|---|---|---|---|
| Bramble SchoolCincinnati | Pre-K | 34 | Public | 0.9 mi |
| John P. Parker SchoolCincinnati | Pre-K–7 | 354 | Public | 1.3 mi |
| Madeira PreschoolCincinnati | Pre-K | 86 | Public | 3.0 mi |
| Indian Hill Primary Elementary SchoolCincinnati | K–2 | 486 | Public | 2.0 mi |
| Madeira Elementary SchoolCincinnati | K–5 | 867 | Public | 3.1 mi |
| Mariemont Elementary SchoolCincinnati | K–6 | 514 | Public | 1.1 mi |
| Indian Hill Elementary SchoolCincinnati | 3–5 | 539 | Public | 2.0 mi |
| Indian Hill Middle SchoolCincinnati | 6–8 | 537 | Public | 2.3 mi |
| Madeira Middle SchoolMadeira | 6–8 | 395 | Public | 1.7 mi |
| Shroder Middle SchoolCincinnati | 6–8 | 148 | Public | 0.8 mi |
| Mariemont Junior High SchoolCincinnati | 7–8 | 239 | Public | 1.6 mi |
| Shroder High SchoolCincinnati | 8–12 | — | Public | 1.8 mi |
| Indian Hill High SchoolCincinnati | 9–12 | 660 | Public | 2.3 mi |
| Madeira High SchoolCincinnati | 9–12 | 438 | Public | 2.8 mi |
| Mariemont High SchoolCincinnati | 9–12 | 472 | Public | 1.3 mi |
| School | Grades | Students | Affiliation | Distance |
|---|---|---|---|---|
| Cincinnati Waldorf SchoolCincinnati | Pre-K–12 | 233 | Nonsectarian | 1.0 mi |
| The Good Shepherd Catholic MontessoriCincinnati | Pre-K–8 | 153 | Roman Catholic | 0.5 mi |
| The Seven Hills SchoolCincinnati | Pre-K–12 | 907 | Nonsectarian | 1.4 mi |
| Best Point Education & Behavioral HealthCincinnati | K–12 | 299 | Nonsectarian | 1.6 mi |
| St Gertrude SchoolCincinnati | K–8 | 303 | Roman Catholic | 1.5 mi |
Source: U.S. Department of Education, NCES: Common Core of Data (2024-2025) for public schools; Private School Universe Survey (2023-2024) for private schools. Listed by address; we don’t rate schools.
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Shares ZIP codes with Cincinnati, Madeira, The Village of Indian Hill, Mariemont, Fairfax, Kenwood, Madison Place, Silverton and Concorde Hills.
Town boundaries don’t always match ZIP codes: a ZIP code can cross into neighboring towns, and a town can share a ZIP code with its neighbors. Facts describe the town itself; market figures describe whole ZIP codes.