East 21st Street & Avenue I

East 21st Street and Avenue I meet at a four-way crossing in Flatbush, Brooklyn. Between 2021 and 2025, three police-reported crashes were recorded here, fewer than the median of seven crashes for a Brooklyn corner. Masores Bais Yaakov High School is 270 feet away. The nearest subway, Ave J, is about nine minutes on foot, for the Q. Within a five-minute walk are six public places, four of them religious buildings. About 1,300 homes stand within 820 feet, mostly built between 1923 and 1937, most in buildings of ten homes or more.

Safety record
2 hurt
3 police-reported crashes, 2021–2025
Nearest subway
Ave J
0.4 miles · 9 min on foot · Q
Nearest bus stop
290 feet
Ocean Av/Avenue I · B49, BM1, BM3, BM4
Within a walk
6 places
4 religious buildings and 2 schools, within five minutes

Map

Layers
East 21st Street & Avenue I Nearby corners, linked

Getting there

How walks are measured

Subway

The nearest subway station is Ave J, 0.4 miles from this corner, about nine minutes on foot.

  1. Ave J Q
    0.4 miles
    Q

Next trains at this station

Manhattan
1 line
  1. Q …
Southbound
1 line
  1. Q …

Also within a walk

  1. Ave H Q
    0.4 miles
    Q

The MTA's permanent art catalog lists “Bird Laid Bare” (2011) by Rita MacDonald at the Ave J station.

Bus

The nearest bus stop is Ocean Av/Avenue I, 290 feet away, for the B49, BM1, BM3 and BM4.

  • 8 routes within a ten-minute walk
  1. Ocean Av/Avenue I B49, BM1, BM3, BM4
    290 feet
    B49 BM1 BM3 BM4

Next buses at this stop

  1. B49 …
  2. BM1 …
  3. BM3 …
  4. BM4 …

Live arrivals

Cycling

  • 8 bicycle racks within 820 feet

By car

The nearest highway entrance is the ramp to the Prospect Expressway westbound at Prospect Avenue & Prospect Expressway, 2.5 miles by car along the streets.

  1. 1760 Flatbush Avenue Gas station
    0.9 miles
  2. 1170 Ocean Avenue Charging for electric cars, eight Level 2 chargers
    0.5 miles
  3. 2699 Nostrand Avenue Fast charging for electric cars
    1.2 miles

Safety record

How crashes are counted

Between 2021 and 2025, police reported three crashes at this corner, fewer than the median of seven crashes for a Brooklyn corner.

  • 2 people injured
  • 0 people killed
  • 1 of those hurt, on a bike

The most recent crash recorded here was in January 2024.

What the city has done here

  • Accessible pedestrian signal, July 2020

About this corner

Where facts come from
ZIP code
11210
Community board
Brooklyn Community Board 14
City Council district
45
Police precinct
70
Neighborhood (City Planning area)
Flatbush
Elevation
33 feet above sea level

The streets

  • Up to two travel lanes
  • One of the streets is one-way

Homes

About 1,300 homes stand within 820 feet of this corner, most of them in buildings of ten homes or more. The buildings holding them mostly went up between 1923 and 1937.

Trees

NYC Parks records 54 trees within 330 feet; the most common is the London planetree.

Parking on the streets meeting here

How signs are read
  • 31 signs on these blocks
  • 8 different rules

The sign wording is DOT's, as recorded between January 2017 and June 2023, and the sign on the street decides.

North side of Avenue I

  • No parking 4 signs NO PARKING THURSDAY 8:30AM-10AM
  • No standing 2 signs NO STANDING SCHOOL DAYS 7AM-5PM

South side of Avenue I

  • No parking 1 sign NO PARKING ANYTIME
  • No parking 4 signs NO PARKING FRIDAY 8:30AM-10AM

East side of East 21st Street

  • No parking 9 signs NO PARKING FRIDAY 8:30AM-10AM
  • No standing 1 sign NO STANDING ANYTIME

West side of East 21st Street

  • No parking 9 signs NO PARKING THURSDAY 8:30AM-10AM
  • No standing 1 sign NO STANDING ANYTIME

Landmarks and historic districts

Within 820 feet is one Individual Landmark, and two buildings in all are designated by the Landmarks Preservation Commission. They were built between 1800 and 1803.

Schools and places within a walk

How places are listed

Six public places are within a five-minute walk.

  • 4 religious buildings
  • 2 schools

Schools and child care

  1. Masores Bais Yaakov Elementary School
    270 feet
  2. Masores Bais Yaakov High School
    270 feet

Other stores

  1. Dollar Tree Store
    0.5 miles

Nearby corners

The eight nearest corners on foot, five of them within a three-minute walk:

See every intersection along Avenue I or East 21st Street.

Sources: NYC Technology and Innovation, NYPD, NYC DOT, MTA, NYS Environmental Conservation, NYC City Planning, US Department of Energy, Landmarks Preservation Commission, NYC Parks, NYC Health, NYS Agriculture and Markets and USDA, retrieved September 18 – October 6, 2026.