Železnička Kolonija (Serbian Cyrillic: Железничка Колонија) is an urban neighborhood of Belgrade, the capital of Serbia.

Železnička Kolonija is located in the southwestern section of the urban Zemun, on the Belgrade-Novi Sad railroad.

The original core of the neighborhood consists of 28 residential houses which were initially considered to be temporary so the basic infrastructure (sewage, etc.)

The later addition to the neighborhood (with unsuccessfully attempted name of Franjine Rudine) in the north and northeast which makes the urban connection to the rest of Zemun is sometimes also considered both part of Novi Grad or Železnička Kolonija.

This Belgrade District, Serbia location article is a stub.