According to the United States Census Bureau, the city has a total area of 10.4 square miles (27 km²), of which, 8.9 square miles (23 km²) of it is land and 4 km² (1.6 sq mi or 14.94%) of it is water.
There are 4,112 households out of which 26.9% have children under the age of 18 living with them, 43.6% are married couples living together, 12.6% have a female householder with no husband present, and 39.3% are non-families. 31.9% of all households are made up of individuals and 12.5% have someone living alone who is 65 years of age or older. The average household size is 2.25 and the average family size is 2.77.
In the city the population is spread out with 22.3% under the age of 18, 8.1% from 18 to 24, 25.7% from 25 to 44, 26.7% from 45 to 64, and 17.2% who are 65 years of age or older. The median age is 41 years. For every 100 females there are 95.6 males. For every 100 females age 18 and over, there are 92.0 males.
The median income for a household in the city is $31,996, and the median income for a family is $36,682. Males have a median income of $31,416 versus $26,582 for females. The per capita income for the city is $20,580. 14.4% of the population and 12.2% of families are below the poverty line. Out of the total population, 17.1% of those under the age of 18 and 8.2% of those 65 and older are living below the poverty line.
Newport is home to the Oregon Coast Community College, which held its first classes in 1987. The public schools in Newport are part of the Lincoln County School District, and include Newport High School, Newport Middle School, Sam Case Elementary School, and Yaquina View Elementary School.