| Official Name: | Rocky Ripple, Indiana |
| Settlement Type: | Town |
| Mapsize: | 250px |
| Subdivision Type: | Country |
| Subdivision Name: | United States |
| Subdivision Type1: | State |
| Subdivision Name1: | Indiana |
| Subdivision Type2: | County |
| Subdivision Name2: | Marion |
| Subdivision Type3: | Township |
| Subdivision Name3: | Washington |
| Established Date: | 1927 |
| Area Footnotes: | [1] |
| Unit Pref: | Imperial |
| Area Total Km2: | 0.78 |
| Area Land Km2: | 0.78 |
| Area Water Km2: | 0.00 |
| Area Total Sq Mi: | 0.30 |
| Area Land Sq Mi: | 0.30 |
| Area Water Sq Mi: | 0.00 |
| Population As Of: | 2020 |
| Population Footnotes: | [2] |
| Population Total: | 655 |
| Population Density Km2: | 834.94 |
| Population Density Sq Mi: | 2161.72 |
| Timezone: | Eastern (EST) |
| Utc Offset: | -5 |
| Timezone Dst: | EDT |
| Utc Offset Dst: | -4 |
| Elevation Ft: | 705 |
| Coordinates: | 39.8483°N -86.1731°W |
| Blank Name: | FIPS code |
| Blank Info: | 18-65556[3] |
| Blank1 Name: | GNIS feature ID |
| Blank1 Info: | 2396887 |
Rocky Ripple is a town in Marion County, Indiana, United States. The population was 655 at the 2020 census.[2] It was founded in 1927,[4] and the town was incorporated as an "included town" as part of Unigov in 1970. It is part of Indianapolis, but retains a separate functioning town government under IC 36-3-1-11.[5] Although not far from the city center, Rocky Ripple is a somewhat isolated area, located between the Central Canal and the White River; only two traffic-supporting bridges over the canal provide access to the town.
Rocky Ripple is located in northern Marion County. It is bordered to the north and west by the White River and to the southeast by the Central Canal. To the south it is bordered by athletic fields of Butler University. The town is 6miles north of downtown Indianapolis.
According to the U.S. Census Bureau, Rocky Ripple has a total area of 0.3sqmi, all land.[1]
The vast majority of Rocky Ripple is located in a floodplain. A 2017 study found that the existing Rocky Ripple levee is in a seriously deteriorated condition. The analysis indicates that the levee currently has a 5% or greater annual chance of overtopping (20 year level of protection) and there is about a 92% chance that the levee will be over-topped at least once over the next 50 years.[6]
As of the census[7] of 2010, there were 606 people, 291 households, and 158 families living in the town. The population density was 2020PD/sqmi. There were 315 housing units at an average density of 1050/sqmi. The racial makeup of the town was 89.1% White, 6.1% African American, 0.5% Native American, 0.8% Asian, 1.0% from other races, and 2.5% from two or more races. Hispanic or Latino of any race were 2.5% of the population.
There were 291 households, of which 23.7% had children under the age of 18 living with them, 37.1% were married couples living together, 11.0% had a female householder with no husband present, 6.2% had a male householder with no wife present, and 45.7% were non-families. 36.8% of all households were made up of individuals, and 9% had someone living alone who was 65 years of age or older. The average household size was 2.08 and the average family size was 2.75.
The median age in the town was 40.3 years. 18.2% of residents were under the age of 18; 6.7% were between the ages of 18 and 24; 30.2% were from 25 to 44; 31.2% were from 45 to 64; and 13.7% were 65 years of age or older. The gender makeup of the town was 49.3% male and 50.7% female.
As of the census of 2000, there were 712 people, 322 households, and 183 families living in the town. The population density was 2338.5sp=usNaNsp=us. There were 329 housing units at an average density of 1080.6sp=usNaNsp=us. The racial makeup of the town was 87.64% White, 9.27% African American, 0.14% Native American, 0.42% Asian, 0.28% from other races, and 2.25% from two or more races. Hispanic or Latino of any race were 1.69% of the population.
There were 322 households, out of which 24.8% had children under the age of 18 living with them, 39.4% were married couples living together, 13.4% had a female householder with no husband present, and 42.9% were non-families. 33.9% of all households were made up of individuals, and 8.7% had someone living alone who was 65 years of age or older. The average household size was 2.21 and the average family size was 2.87.
In the town, the population was spread out, with 20.9% under the age of 18, 5.8% from 18 to 24, 33.0% from 25 to 44, 25.3% from 45 to 64, and 15.0% who were 65 years of age or older. The median age was 40 years. For every 100 females, there were 89.9 males. For every 100 females age 18 and over, there were 87.7 males.
The median income for a household in the town was $144,464, and the median income for a family was $150,500. Males had a median income of $62,500 versus $60,000 for females. The per capita income for the town was $52,691. About 1.1% of families and 2.4% of the population were below the poverty line, including none of those under age 18 and 3.3% of those age 65 or over.
Hohlt Park is near the center of the town, and Wahpihani Park is in the northwest, adjacent to the town hall and the White River.
The town hosts the annual Rock Ripple Festival, a popular summer event that focuses on the arts and serves as the main fundraiser for the Rocky Ripple Community Association.[8]