Welcome to Monroe ...
The city of Monroe is primarily located in Butler County<1>. A portion of Monroe extends into Warren County.
The pronunciation of Monroe: muhn-ROH<2>
While we don't have a date for the founding of Monroe, you might consider that their post office opened in 1822.
From the Census Estimates for 2019, Monroe has a population of 14,028 people<3> (see below for details).
Monroe is 820 feet [250 m] above sea level.<4>.
Time Zone: Monroe lies in the Eastern Time Zone (EST/EDT) and observes daylight saving time
The telephone area code for Monroe: (513)
The ZIP code for Monroe: 45050<5>
Websites for Monroe ...
Official Website: www.monroeohio.org/
Population Details ...
Taken from the 2019 Census Estimates, Monroe had an population of 14,028 people. This is an increase of 12.75% since the 2010 Census (or an increase of 96.66% since the 2000 Census).
At the time of the 2010 Census, Monroe had a population of 12,442 people. This makes Monroe the county's 5th most populous community.
The population of Monroe represents 0.11% of the total population of Ohio (which has 11,536,504 people), making it the state's 142nd most populous community.
With a 2010 count of 12,442 people, the population of Monroe increased 74.43% from the 2000 Census (with a count of 7,133 people).
More information can be found on the Census Page for Monroe.
Communities Also Named Monroe ...
While we believe that this Monroe is located in Butler County, we know of another 4 Ohio communities named Monroe. Those communities are located in the following counties: Brown, Greene, Highland and Jackson County.
Beyond Ohio, there are 51 communities that are also named Monroe - they are located in Arkansas, California, Connecticut, Florida (3), Georgia, Illinois, Indiana (2), Iowa, Kansas (3), Kentucky, Louisiana (2), Maine, Massachusetts, Michigan, Minnesota, Mississippi (2), Nebraska, New Hampshire, New Jersey (3), New York, Newfoundland and Labrador, North Carolina, Oklahoma, Oregon, Pennsylvania (4), South Dakota, Tennessee, Texas (2), Utah, Virginia (3), Washington and Wisconsin.
For more information, see our Tidbits & Trivia Page for Monroe.
Communities near Monroe ...
We have created a list of 10 communities that are near Monroe.
- Hamilton
(10 miles [16.1 km] to the west)- Jump to our Gazetteer entry for Hamilton
- Hamilton is located in Butler County
- Population from the 2020 Census: 62,148 people
- Jump to TripAdvisor's Tourism page for Hamilton <6>
- Kettering
(19 miles [30.6 km] to the northeast)- Jump to our Gazetteer entry for Kettering
- Kettering is located in Montgomery County
- Population from the 2020 Census: 54,773 people
- Jump to TripAdvisor's Tourism page for Kettering <6>
- Fairfield
(12 miles [19.3 km] to the southwest)- Note: The GPS coordinates that we are using for Fairfield have been provided by the GNIS.<7> The coordinates still need to be verified.
- Jump to our Gazetteer entry for Fairfield
- Fairfield is located in Hamilton County
- Population from the 2020 Census: 42,603 people
- Jump to TripAdvisor's Tourism page for Fairfield <6>
- Mason
(6 miles [9.7 km] to the southeast)- Jump to our Gazetteer entry for Mason
- Mason is located in Warren County
- Population from the 2020 Census: 34,300 people
- Jump to TripAdvisor's Tourism page for Mason <6>
- Centerville
(16 miles [25.7 km] to the northeast)- Jump to our Gazetteer entry for Centerville
- Centerville is located in Montgomery County
- Population from the 2020 Census: 23,700 people
- Jump to TripAdvisor's Tourism page for Centerville <6>
- Lebanon
(8 miles [12.9 km] to the east)- Jump to our Gazetteer entry for Lebanon
- Lebanon is located in Warren County
- Population from the 2020 Census: 20,761 people
- Jump to TripAdvisor's Tourism page for Lebanon <6>
- Miamisburg
(14 miles [22.5 km] to the north)- Jump to our Gazetteer entry for Miamisburg
- Miamisburg is located in Montgomery County
- Population from the 2020 Census: 20,117 people
- Jump to TripAdvisor's Tourism page for Miamisburg <6>
- Springboro
(10 miles [16.1 km] to the northeast)- Note: The GPS coordinates that we are using for Springboro have been provided by the GNIS.<7> The coordinates still need to be verified.
- Jump to our Gazetteer entry for Springboro
- Springboro is located in Warren County
- Population from the 2020 Census: 19,235 people
- Jump to TripAdvisor's Tourism page for Springboro <6>
- Forest Park
(13 miles [20.9 km] to the southwest)- Note: The GPS coordinates that we are using for Forest Park have been provided by the GNIS.<7> The coordinates still need to be verified.
- Jump to our Gazetteer entry for Forest Park
- Forest Park is located in Hamilton County
- Population from the 2020 Census: 18,534 people
- Jump to TripAdvisor's Tourism page for Forest Park <6>
- Sharonville
(12 miles [19.3 km] to the south)- Jump to our Gazetteer entry for Sharonville
- Sharonville is located in Hamilton County
- Population from the 2020 Census: 13,661 people
- Jump to TripAdvisor's Tourism page for Sharonville <6>
To Help With Your Genealogy Research ...
We have a couple of sections for those tracing their genealogy.
We created a list of cemeteries that are in the area around Monroe. Our list includes the location of those cemeteries and we provide an overhead view. See our Cemetery List for Monroe.
Using the information from an 1895 Atlas, we've created a list of communities that were in the area of Monroe. Our list includes information such as whether the 1895 community had a post office or railroad service. See our List of 1890's Communities around Monroe.
We also have a detailed list of newspapers that have been published in the area around Monroe. See our Newspapers Page for Monroe.
TripAdvisor Tourism Pages for Monroe ...
Looking for more information about Monroe? A wonderful source is the TripAdvisor website. We always start with the TripAdvisor Tourism page, where you can read an overview with links that will help you find lodging, restaurants and attractions.
In addition to the Tourism page for Monroe, there are neighboring communities that also have Tourism pages. More information about those communities can be found on our TripAdvisor Page for Monroe.
Adding Monroe to Our Gazetteer ...
We originally found mention of Monroe in both the FIPS-55 and the GNIS. For more information, see the FIPS and GNIS Codes sections on our Miscellaneous Page.
From our notes, the earliest published mention we've found for Monroe was in the document titled List of Post Offices from Cameron Blevins and Richard Helbock.<8>
From that list, the Monroe post office opened in 1822.
We also found Monroe in the book titled U.S. Post Offices (Oct. 1846).
For more details, see References and Mentions for Monroe.
Off-the-Road Links ...
The official website for Monroe: www.monroeohio.org/
The official website for Butler County: www.butlercountyohio.org/
The official website for State of Ohio: https://ohio.gov/
Footnotes ...
| <1> | If you're interested in how the shape of Ohio's counties, including Butler, have changed over time, we recommend the Atlas of Historical County Boundaries. |
| <2> | The pronunciation we've provided is our attempt to give a phonetic pronunciation for Monroe. While it might not be exactly right, hopefully it will be close. If we have it wrong or there's a better way to pronounce the name, please contact us through our Feedback Page. |
| <3> | Population counts have been provided by the U.S. Census Bureau. For more detail, please visit our Census Page for Monroe. |
| <4> | The elevation is an estimate for the area around Monroe - it will be higher in some places and lower in others. |
| <5> | ZIP Codes have been created by the United States Postal Service (USPS) as a way of grouping addresses to make delivery more efficient. The boundaries of the ZIP Code can be changed, re-assigned, eliminated or overlapped with other ZIP Codes. So keep in mind that any given ZIP Code is only 'loosely' associated with a city (such as Monroe). When looking for a ZIP Code, whether Monroe or elsewhere, it's always best to check the website of the United States Postal Service (USPS). |
| <6> | While we're fans and frequent users of TripAdvisor, you should know that we're also members of the TripAdvisor affiliate program. |
| <7> | The location has been supplied by the Geographic Names Information System - which is maintained by the U.S. Geological Survey (USGS). While these values should be definitive, we found that accuracy can vary and you should double-check the location if accuracy is required. |
| <8> | A copy of their list with background information can be found at: https://cblevins.github.io/us-post-offices/data-biography/ |