What is the population of Port William?

The population of Port William, OH is 247.

Where is Port William located?

Port William, OH is located at latitude 39.5520100 and longitude -83.7863100. It is in United States.

What is the area of Port William?

The area of Port William, OH is 0.309376 km².

What is the elevation of Port William?

Port William, OH has an elevation of 311 meters (1020 feet) above sea level.

What time zone is Port William in?

Port William, OH is in the America/New_York time zone.

What state is Port William in?

Port William is in the state of Ohio, United States.

What county is Port William, OH in?

Port William is in Clinton County, Ohio.

How has the population of Port William changed?

The population of Port William, OH has decreased from 254 (2010) to 247 (2020), a change of -2.8%.

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Port William, Ohio

Port William: village in Ohio

About

Port William is a village located in the county of Clinton in the U.S. state of Ohio. Its population at the 2010 census was 254 and a population density of 821 people per km². After 10 years in 2020 city had an estimated population of 247 inhabitants.

Quick Facts about Port William

Population	247 (2020)
Country	United States of America
State	Ohio (United States)
County	Clinton County
Postal code	45164
Area	0.31 km²
Latitude & Longitude	39.5520,-83.7863
Altitude	1,020 feet / 311 meters
Time Zone	America/New_York
Local time	20:46:00 (22nd April 2026)
Density	798 Pop. per km² as of 2020
Population growth	-2.83% (2010-2020)
Weather	73℉ Slight Chance Rain Showers then Slight Chance Showers And Thunderstorms 7-days weather

Geography

Port William is located at 39°33'7"N 83°47'11"W (39.5520100, -83.7863100).

Port William map

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Weather

73°F

Slight Chance Rain Showers then Slight Chance Showers And Thunderstorms

9 to 13 mph W Wednesday

A slight chance of rain showers before 2pm, then a slight chance of showers and thunderstorms. Mostly sunny, with a high near 73.

7-Day Forecast

Demographics

According to census records, the population of Port William decreased by 2.83% in 10 years.

Year	Population	% Change	Method
2010	254	-	census
2011	253	-0.4%	estimation process
2012	253	0%	estimation process
2013	251	-0.8%	estimation process
2014	250	-0.4%	estimation process
2015	250	0%	estimation process
2016	251	0.4%	estimation process
2017	251	0%	estimation process
2018	249	-0.8%	estimation process
2019	248	-0.4%	estimation process
2020	247	-0.4%	estimation process

Port William zip code is 45164. County name: Clinton, County fips: 39027

Port Williams, Port Williams Village, West Liberty

Nearby Schools and Colleges

Schools and campuses linked to Port William, OH. Select a name to open its map and contact details.

Code	Name	City	ZIP
206507	Wilmington College	Wilmington (OH)	45177

Nearby Transit Stations (6)

Rail and bus stations connected to Port William, OH. Select a station to open its map and address details.

Code	Name	Address	Type
CIG	Cincinnati, OH	1005 Gilbert Avenue	BUS
COL	Columbus, OH	111 East Town Street	BUS
CIN	Cincinnati Museum Center at Union Terminal	1301 Western Ave.	RAIL
MAY	Maysville	West Front St & Rosemary Clooney St	RAIL
COI	Connersville station	1012 Eastern Avenue	RAIL

Nearby Post Offices

Closest post offices linked to Port William.

Post Office Name	City	ZIP
Port William Post Office	Port William (OH)	45164

Other cities in Clinton County

Cities, towns, neighborhoods & other populated places in Clinton County , OH.

City Name	Population	Title
Wilmington	12,399	City in Clinton County, Ohio, United States
Blanchester	4,256	Village in the United States
Sabina	2,562	Human settlement in Clinton County, Ohio, United States of America
Clinton	1,206	City and the county seat of Clinton County, Iowa
New Vienna	1,201	City in Clinton County, Ohio, United States
Martinsville	439	Human settlement in Clinton County, Ohio, United States of America
Mount Pleasant	438	Village in Jefferson County, Ohio, United States
Midland	317	Town in Ohio