Mason city, Ohio
Mason city profile, demographic data, and geographic information.
Mason city is a geographic entity located in Warren County, Ohio. As of official census estimates, it has a reported population of 35,834. The land area covers 19.48 sq mi. [1]
Demographics & Population
| Demographic Metric | Estimate / Count | Margin of Error | Survey Period / Source |
|---|---|---|---|
| Total Population (2025 PEP Estimate) | 35,834 | — | 2025 / Census |
| Median Age | 42.4 yrs | ±1.5 | 2020-2024 / Census ACS 5-Year 2024 |
| Total Households | 13,502 | ±536 | 2020-2024 / Census ACS 5-Year 2024 |
Source: U.S. Census Bureau (PEP, ACS 5-Year).
Housing & Real Estate Profile
| Housing Metric | Estimate / Value | Margin of Error |
|---|---|---|
| Total Housing Units | 13,866 | ±530 |
| Occupied Housing Units | 13,502 | ±536 |
| Vacant Housing Units | 364 | ±206 |
| Median Home Value | $426,200 | ±$28,995 |
| Median Gross Rent | $1,760 | ±$120 |
Source: U.S. Census Bureau ACS 5-Year (2020-2024).
Economy & Workforce
| Economic Metric | Estimate / Value | Margin of Error |
|---|---|---|
| Median Household Income | $125,401 | ±$9,682 |
| Per Capita Income | $64,784 | ±$5,786 |
| Poverty Rate | 3.6% | ±1.3% |
| Population Below Poverty Level | 1,259 | ±444 |
| Unemployment Rate | 2% | ±1.2% |
| Civilian Labor Force, Employed | 18,699 | ±935 |
| Broadband Internet Rate | 96.3% | ±5.4% |
Source: U.S. Census Bureau ACS 5-Year (2020-2024).
Local Government & Public Administration
Authoritative general-purpose local government units serving this area
U.S. Census Bureau GUS (2026) / GMAF
| Government Unit | Unit Type | Jurisdiction Role | Contact / Address |
|---|---|---|---|
|
GUS Population: 36,046 (2024)
ID: 209101
|
Municipal | Official Local Government |
Contact: CITY MANAGER
6000 S MASON MONTGOMERY RD, MASON OH 45040-1699
|
|
GUS Population: 256,059 (2024)
ID: 194520
|
County | Official County Government |
Contact: DIRECTOR OF FINANCIAL OPERATIONS
WARREN COUNTY AUDITOR, 406 JUSTICE DR, LEBANON OH 45036
|
Education
Listing 10 local institutions (NCES 2024-2025)
External reference via K12Guides
| Institution | Type | Grades | Location |
|---|---|---|---|
| Regular School Mason | PK-02 | Mason, OH | |
| Regular School Mason | 03-06 | Mason, OH | |
| Regular School Mason | 07-08 | Mason, OH | |
| Regular School Mason | 09-12 | Mason, OH | |
| Regular School Nearby | PK-09 | Cincinnati, OH | |
| Regular School Nearby | 03-06 | West Chester, OH | |
| Regular School Nearby | 07-12 | Cincinnati, OH | |
| Regular School Nearby | PK-05 | Middletown, OH | |
| Regular School Nearby | PK-06 | Cincinnati, OH | |
| Regular School Nearby | 05-06 | Lebanon, OH |
Source: k12guides.com.
Community Facilities & Infrastructure
Displaying 10 civic institutions across 3 datasets queried
CMS • IPEDS • IMLS
| Facility Name | Category | Relationship | Address / Location | Contact |
|---|---|---|---|---|
|
LINDNER CENTER OF HOPE
|
Psychiatric | City address association | 4075 OLD WESTERN ROW ROAD, MASON, OH, 45040 |
(513) 536-4673
|
|
Aveda Fredric's Institute-Cincinnati
|
College Vocational | 3.5 mi away | 7664 Voice of America Centre Drive, West Chester, OH, 45069 |
5135769333
|
|
MASON PUBLIC LIBRARY
|
Library | 0.9 mi away | 200 READING RD., MASON, OH, 45040 |
(513) 398-2711
|
|
MERCY HEALTH KINGS MILLS HOSPITAL LLC
|
Hospital | City address association | 5440 KINGS ISLAND DRIVE, MASON, OH, 45040 |
(513) 637-9999
|
|
Galen College of Nursing-Cincinnati
|
College | 6.5 mi away | 100 E Business Way Ste 200, Cincinnati, OH, 45241 |
5134753600
|
|
MIDPOINTE LIBRARY SYSTEM - LIBERTY
|
Library | 4.1 mi away | 7100 FOUNDRY ROW, LIBERTY TOWNSHIP, OH, 45069 |
(513) 705-8519
|
|
Arizona College of Nursing-Cincinnati
|
College | 6.5 mi away | 11500 Northlake Drive Suite 105, Cincinnati, OH, 45249-1655 |
8557068382
|
|
SYMMES TOWNSHIP
|
Library | 5.3 mi away | 11850 ENYART RD., LOVELAND, OH, 45140 |
(513) 369-6001
|
|
Paul Mitchell the School-Cincinnati
|
College Vocational | 7.0 mi away | 11956 Lebanon Rd, Cincinnati, OH, 45241 |
5137697699
|
|
LOVELAND
|
Library | 6.8 mi away | 649 LOVELAND-MADEIRA RD., LOVELAND, OH, 45140 |
(513) 369-4476
|
Distances calculated from authoritative source coordinates. Source: CMS, IMLS, NCES IPEDS.
Climate & Weather Observations
NOAA Monthly Climate Normals
Observation Station: Climate data reflects NOAA 1991–2020 standard normals recorded at HAMILTON BUTLER CO RGNL AP, OH US, located 12.2 miles from Mason city. Local microclimates, topography, and elevation may cause municipal conditions to differ.
| Month | High (°F) | Low (°F) | Mean (°F) | Precip (in) | Snow (in) |
|---|---|---|---|---|---|
| January | 39.9° | 21.5° | 30.7° | 2.91" | — |
| February | 43.7° | 23.4° | 33.6° | 2.41" | — |
| March | 53.9° | 31.8° | 42.8° | 3.49" | — |
| April | 66.6° | 41.6° | 54.1° | 4.63" | — |
| May | 75.4° | 51.8° | 63.6° | 4.59" | — |
| June | 83.2° | 60.5° | 71.9° | 4.06" | — |
| July | 86.8° | 64.3° | 75.5° | 3.67" | — |
| August | 85.9° | 62.4° | 74.1° | 2.95" | — |
| September | 79.6° | 53.8° | 66.7° | 3.04" | — |
| October | 67.7° | 41.9° | 54.8° | 3.17" | — |
| November | 54.7° | 31.7° | 43.2° | 3.16" | — |
| December | 43.6° | 25.7° | 34.6° | 3.34" | — |
Source: NOAA U.S. Climate Normals (1991–2020).
Local Weather Forecast
Weather forecast data is currently unavailable in the local cache.
Nearby Cities & Communities
Listing adjacent communities by spatial proximity (miles)
Proximity discovery
| Community Name | Classification | Distance | Population |
|---|---|---|---|
| Mason city | City | 0.0 mi | — |
| Kings Mills CDP | CDP | 2.8 mi | — |
| Landen CDP | CDP | 3.0 mi | — |
| Four Bridges CDP | CDP | 3.7 mi | — |
| South Lebanon city | City | 4.1 mi | — |
| Wetherington CDP | CDP | 4.3 mi | — |
Sources & Data Provenance
- Geographic Classification & Identifiers: U.S. Census Bureau Gazetteer (2026) and TIGER/Line Shapefiles. GEOID: 3916548188. • Official Source Dataset →
- Socioeconomic & Housing Metrics: U.S. Census Bureau American Community Survey (ACS) 5-year estimates and Population Estimates Program (PEP). Margin of Error (MOE) intervals are reported where published; suppressed values are never estimated or replaced with false zeros.
- Civic Directory Datasets: Centers for Medicare & Medicaid Services (CMS Hospital Directory), National Center for Education Statistics (NCES IPEDS Postsecondary Directory), and Institute of Museum and Library Services (IMLS Public Libraries Survey). Airport landing facilities are provided by airport-data.com.
- Weather & Climate Observations: National Oceanic and Atmospheric Administration (NOAA) U.S. Climate Normals 1991–2020 and National Weather Service (NWS) point forecasts.