Lake Highlands touches Richardson on the north, Garland on the east, White Rock Lake and East Dallas on the south, and Lakewood and North Dallas on the west. The neighborhood is bisected southeast-northwest by I-635 and is bordered on the south by Northwest Highway and White Rock Lake, and on the west by White Rock Creek or Central Expressway. On the north and east, the neighborhood ends at the city limits of Richardson and Garland.
A total of 87,860 people lived in the neighborhood’s 14.60 square miles, according to the 2014 U.S. census estimate—averaging 6018 people per square mile. The median age for residents was 34.7.
According to the 2014 Census estimate, 48.2% of the population was White, 30.8% was Black, 6.0% Asian, 15.0% from two or more races. 24.6% of the total population was of Hispanic or Latino origin.
48.8% of residents are male, 51.2% are female. 72.5% are age 18 or over. 34.6% have never been married, 50.0% are married, 4.5% are widowed, and 10.9% are divorced.
The median household income in 2016 was $44,539. 31.8% of Lake Highlands homes are detached, single-family houses. The median owner-occupied home value is $266,181. The average household size is 2.38. Homeowners occupied 39.7% of the housing units, and renters occupied the rest.
Lake Highlands residents aged 25 and older holding a four-year degree amounted to 36.6% of the population in 2016, considered high when compared with the city and the county as a whole, as were the percentages of residents with a bachelor’s or a postgraduate degree.
The Lake Highlands area is one of few areas in Dallas not within the Dallas Independent School District; most of the area is served by the Richardson Independent School District.
Lake Highlands is home to the headquarters of Texas Instruments (TI). TI is the No. 4 manufacturer of semiconductors worldwide after Intel, Samsung and Toshiba, and is the No. 2 supplier of chips for cellular handsets after Qualcomm, and the No. 1 producer of digital signal processors (DSPs) and analog semiconductors, among a wide range of other semiconductor products.
Major business areas near Lake Highlands include the Platinum Corridor, Preston Center, and the Telecom Corridor.
DART began operating its light rail lines in Lake Highlands in 1996: The Red Line connects Lake Highlands to downtown, Uptown, Richardson, and Plano. The Blue Line connects Lake Highlands to downtown, Uptown, East Dallas, and Garland. The Orange Line runs to DFW Airport, Irving and Las Colinas, Dallas Love Field, the Medical District, Victory Park, downtown, Uptown, Richardson, and Plano.