Based on data from the 2010 United States Census, the population of Prospect Heights was 19,849, an increase of 194 (1.0%) from the 19,655 counted in 2000.
Covering an area of 237.30 acres (96.03 ha), the neighborhood had a population density of 83.6 inhabitants per acre (53,500/sq mi; 20,700/km²).

The racial makeup of the neighborhood was 47.2% (9,359) White, 30.1% (5,979) African American, 0.2% (34) Native American, 6.6% (1,316) Asian, 0.1% (12) Pacific Islander, 0.5% (106) from other races, and 3.9% (768) from two or more races.
Hispanic or Latino of any race were 11.5% (2,275) of the population.

The entirety of Community District 8, which covers Crown Heights North and Prospect Heights, had 97,130 inhabitants as of NYC Health's 2018 Community Health Profile, with an average life expectancy of 79.2 years.
This is lower than the median life expectancy of 81.2 for all New York City neighborhoods.
Most inhabitants are middle-aged adults and youth: 20% are between the ages of 0–17, 37% between 25–44, and 22% between 45–64.
The ratio of college-aged and elderly residents was lower, at 9% and 12% respectively.

As of 2016, the median household income in Community District 8 was $60,107.
In 2018, an estimated 21% of Community District 8 residents lived in poverty, compared to 21% in all of Brooklyn and 20% in all of New York City.
One in eleven residents (9%) were unemployed, compared to 9% in the rest of both Brooklyn and New York City.
Rent burden, or the percentage of residents who have difficulty paying their rent, is 50% in Community District 8, lower than the citywide and boroughwide rates of 52% and 51% respectively.
Based on this calculation, as of 2018, Community District 8 is considered to be gentrifying.
Based on data from the 2010 United States Census, the population of Prospect Heights was 19,849, an increase of 194 (1.0%) from the 19,655 counted in 2000. Covering an area of 237.30 acres (96.03 ha), the neighborhood had a population density of 83.6 inhabitants per acre (53,500/sq mi; 20,700/km²).
The racial makeup of the neighborhood was 47.2% (9,359) White, 30.1% (5,979) African American, 0.2% (34) Native American, 6.6% (1,316) Asian, 0.1% (12) Pacific Islander, 0.5% (106) from other races, and 3.9% (768) from two or more races. Hispanic or Latino of any race were 11.5% (2,275) of the population.
The entirety of Community District 8, which covers Crown Heights North and Prospect Heights, had 97,130 inhabitants as of NYC Health's 2018 Community Health Profile, with an average life expectancy of 79.2 years. This is lower than the median life expectancy of 81.2 for all New York City neighborhoods. Most inhabitants are middle-aged adults and youth: 20% are between the ages of 0–17, 37% between 25–44, and 22% between 45–64. The ratio of college-aged and elderly residents was lower, at 9% and 12% respectively.
As of 2016, the median household income in Community District 8 was $60,107. In 2018, an estimated 21% of Community District 8 residents lived in poverty, compared to 21% in all of Brooklyn and 20% in all of New York City. One in eleven residents (9%) were unemployed, compared to 9% in the rest of both Brooklyn and New York City. Rent burden, or the percentage of residents who have difficulty paying their rent, is 50% in Community District 8, lower than the citywide and boroughwide rates of 52% and 51% respectively. Based on this calculation, as of 2018, Community District 8 is considered to be gentrifying.
Prospect Heights, Brooklyn