Port Byron is a city located in New York. With a 2020 population of 1,196, it is the 387th largest city in New York and the 9595th largest city in the United States. Port Byron is currently declining at a rate of -0.08% annually and its population has decreased by -7.29% since the most recent census, which recorded a population of 1,290 in 2010. Port Byron reached it's highest population of 1,257 in 2010. Spanning over 1 miles, Port Byron has a population density of 1,312 people per square mile.
The average household income in Port Byron is $57,447 with a poverty rate of 12.36%. The median rental costs in recent years comes to $685 per month, and the median house value is $84,300. The median age in Port Byron is 41.3 years, 41.7 years for males, and 40.4 years for females. For every 100 females there are 85.3 males.