| Official Name: | Portland, Indiana |
| Settlement Type: | City |
| Mapsize: | 250px |
| Coordinates: | 40.4356°N -85.0019°W |
| Subdivision Type: | Country |
| Subdivision Name: | United States |
| Subdivision Type1: | State |
| Subdivision Type2: | County |
| Subdivision Type3: | Township |
| Subdivision Name1: | Indiana |
| Subdivision Name2: | Jay |
| Subdivision Name3: | Wayne |
| Leader Title: | Mayor |
| Leader Name: | Jeff Westlake (R)[1] |
| Area Footnotes: | [2] |
| Area Total Km2: | 12.63 |
| Area Total Sq Mi: | 4.88 |
| Area Land Km2: | 12.62 |
| Area Land Sq Mi: | 4.87 |
| Area Water Km2: | 0.01 |
| Area Water Sq Mi: | 0.00 |
| Area Water Percent: | 0.24% |
| Elevation Ft: | 906 |
| Population Total: | 6320 |
| Population As Of: | 2020 |
| Population Density Km2: | 500.79 |
| Population Density Sq Mi: | 1296.94 |
| Postal Code Type: | ZIP code |
| Postal Code: | 47371 |
| Area Code: | 260 |
| Timezone: | EST |
| Utc Offset: | -5 |
| Timezone Dst: | EDT |
| Utc Offset Dst: | -4 |
| Blank Name: | FIPS code |
| Blank Info: | 18-61236[3] |
| Blank1 Name: | GNIS feature ID |
| Blank1 Info: | 2396259 |
| Unit Pref: | Imperial |
Portland is a city in and the county seat of Jay County, Indiana, United States.[4] The population was 6,223 at the 2010 census,[5] and in 2018 the estimated population was 6,085.[6]
Portland was platted in 1837.[7] It was named after Portland, Maine.[8]
The Jay County Courthouse, Portland Commercial Historic District, and Jonas Votaw House are listed on the National Register of Historic Places.
According to the U.S. Census Bureau, Portland has a total area of 12.88sqkm, of which 6524order=flipNaNorder=flip, or 0.05%, are water.[9] The Salamonie River runs through the city just south of its center. The Salamonie is a west-flowing tributary of the Wabash River.
At the 2010 census there were 6,223 people, 2,607 households, and 1,620 families living in the city. The population density was 1338.3PD/sqmi. There were 3,005 housing units at an average density of 646.2/sqmi. The racial makup of the city was 94.5% White, 0.4% African American, 0.5% Asian, 3.1% from other races, and 1.5% from two or more races. Hispanic or Latino of any race were 5.8%.[10]
Of the 2,607 households 30.4% had children under the age of 18 living with them, 42.7% were married couples living together, 14.0% single female householder, 5.4% single male householder, and 37.9% were non-families. 32.1% of households were one person and 14.2% were one person aged 65 or older. The average household size was 2.32 and the average family size was 2.89.
The median age was 39.4 years. 23.7% of residents were under the age of 18; 8.6% were between the ages of 18 and 24; 25.1% were from 25 to 44; 24.7% were from 45 to 64; and 17.9% were 65 or older. The gender makeup of the city was 46.8% male and 53.2% female.
The town has a lending library, the Jay County Public Library.[11]