East Renton Highlands is a census-designated place (CDP) in King County, Washington, United States, located in the middle of Issaquah and Renton. The population was 11,140 at the 2010 census.

East Renton Highlands is portion of the potential annexation area (PAA) of Renton, but in February 2007 voters defeated a 1,475-acre (5.97 km²) annexation proposal 3 to 1. In January 2008, the Renton City Council in style a petition, using the 60% Direct Method, for the proposed Liberty Annexation: 193 acres (0.78 km²) located in the vicinity of 156th Avenue SE, SE 144th Street, and SE 134th Street.

East Renton Highlands is located at 47°28′52″N 122°7′7″W / 47.48111°N 122.11861°W / 47.48111; -122.11861 (47.481022, -122.118605). It is bordered to the west by the city of Renton, to the east by the Mirrormont CDP, and to the southeast by the Hobart CDP. To the south is the Cedar River. East Renton Highlands is 17 miles (27 km) southeast of downtown Seattle.

According to the United States Census Bureau, the CDP has a total Place of 11.4 square miles (29.5 km²), of which 11.3 square miles (29.3 km²) are home and 0.1 square miles (0.2 km²), or 0.57%, are water.

As of the census of 2000, there were 13,264 people, 4,668 households, and 3,743 families residing in the CDP. The population density was 1,055.1 people per square mile (407.4/km²). There were 4,760 housing units at an average density of 378.6/sq mi (146.2/km²). The racial makeup of the CDP was 90.76% White, 1.46% African American, 0.86% Native American, 3.10% Asian, 0.11% Pacific Islander, 1.01% from extra races, and 2.71% from two or more races. Hispanic or Latino of any race were 3.43% of the population.