From the north and moving clockwise, it is bounded by East 180th Street, Southern Boulevard, the Cross Bronx Expressway and Third Avenue.

[6][page needed] In 1950, East Tremont's population numbered an estimated 60,000, with about 441 persons per residential acre.

While East Tremont contained no playgrounds, residents enjoyed easy access to nearby Crotona Park.

The local Young Men's Hebrew Association was a center of civic life; it listed over 400 senior citizens and 1,700 families as active members.

[6][page needed] In his book The Power Broker, author Robert Caro devotes two chapters to the "One Mile" of the Cross-Bronx Expressway which ran through East Tremont.

[6][page needed] Based on data from the 2010 United States Census, the population of East Tremont was 43,423, an increase of 4,143 (10.5%) from the 39,280 counted in 2000.

Almost half the population lives below the poverty line and receives public assistance (AFDC, Home Relief, Supplemental Security Income, and Medicaid).

[9]: 2 As of 2017, the median household income in Community Districts 3 and 6, including Crotona Park East and Morrisania, was $25,972.

[12] In 2018, an estimated 31% of East Tremont and Belmont residents lived in poverty, compared to 25% in all of the Bronx and 20% in all of New York City.

[13] East Tremont and Belmont are patrolled by the 48th Precinct of the NYPD, located at 450 Cross Bronx Expressway.

[9]: 14 The concentration of fine particulate matter, the deadliest type of air pollutant, in East Tremont and Belmont is 0.008 milligrams per cubic metre (8.0×10−9 oz/cu ft), more than the city average.

[9]: 13  In East Tremont and Belmont, 36% of residents are obese, 22% are diabetic, and 32% have high blood pressure—compared to the citywide averages of 24%, 11%, and 28% respectively.

[21] East Tremont and Belmont generally have a lower rate of college-educated residents than the rest of the city as of 2018[update].

[9]: 6  The percentage of East Tremont and Belmont students excelling in math rose from 19% in 2000 to 44% in 2011, and reading achievement increased from 25% to 30% during the same time period.

[22] East Tremont and Belmont's rate of elementary school student absenteeism is more than the rest of New York City.

[10]: 24 (PDF p. 55) [9]: 6  Additionally, 61% of high school students in East Tremont and Belmont graduate on time, lower than the citywide average of 75%.

The branch, a Carnegie library designed by Carrère and Hastings in the Italian Renaissance style, was opened in 1905.