Boston Road is the primary thoroughfare through Eastchester and Dyre Avenue is the main commercial street.

The neighborhood was historically heavily Ashkenazi-Jewish and Italian-American, It has the same name as a modern-day town located approximately 5 miles (8.0 km) to the north, as the neighborhood was included in the Town of Eastchester until the late 19th century upon annexation by the City of New York, its boundaries roughly matching the former Village of Eastchester, which was incorporated on March 25, 1895.

Eastchester is dominated by one- and two-family homes of various types, one large public housing project, and an industrial district.

A far northeastern portion of Eastchester, on the left bank of the Hutchinson River, is often confused with Pelham Manor since a nearby shopping center is located in that town.

[citation needed] The Boston Secor Houses, comprising four buildings that are 13, 14, 17 and 18 stories tall, is located in Eastchester.

Completed on October 15, 1953, it is bordered by Grenada Place, East 225th Street, Baychester and Laconia Avenues.

Bordering the south side is the Edenwald Community Center, which provides afterschool care and programs for the youth.

[10] In 2018, an estimated 22% of Eastchester and Williamsbridge residents lived in poverty, compared to 25% in all of the Bronx and 20% in all of New York City.

Based on this calculation, as of 2018[update], Eastchester and Williamsbridge are considered high-income relative to the rest of the city and not gentrifying.

[7]: 14 The concentration of fine particulate matter, the deadliest type of air pollutant, in Eastchester and Williamsbridge is 0.0075 milligrams per cubic metre (7.5×10−9 oz/cu ft), the same as the city average.

[7]: 12 Eighty-eight percent of residents eat some fruits and vegetables every day, which is about the same as the city's average of 87%.

[19] Eastchester and Williamsbridge generally have a lower rate of college-educated residents than the rest of the city as of 2018[update].

[7]: 6  The percentage of Eastchester and Williamsbridge students excelling in math rose from 32% in 2000 to 48% in 2011, though reading achievement remained constant at 37% during the same time period.

[20] Eastchester and Williamsbridge's rate of elementary school student absenteeism is slightly higher than the rest of New York City.

[8]: 24 (PDF p. 55) [7]: 6  Additionally, 70% of high school students in Eastchester and Williamsbridge graduate on time, about the same as the citywide average of 75%.

[22] In addition, the NYPL's Baychester branch is located at 2049 Asch Loop North in Co-op City.