| Finnish: Puroniitty | |
| Other Name: | Swedish: Bäckängen |
| Settlement Type: | Helsinki Subdivision |
| Subdivision Type: | Country |
| Subdivision Name: |  Finland |
| Subdivision Type1: | Region |
| Subdivision Name1: | Uusimaa |
| Subdivision Type2: | Sub-region |
| Subdivision Name2: | Greater Helsinki |
| Subdivision Type3: | Municipality |
| Subdivision Name3: | Helsinki |
| Subdivision Type4: | District |
| Subdivision Name4: | Östersundom |
| Parts Type: | Subdivision regions |
| Parts Style: | para |
| Total Type: | |
| Population Total: | 220 |
| Postal Code Type: | Postal codes |
| Blank Name Sec1: | Subdivision number |
| Blank Info Sec1: | 592 |
| Blank1 Name Sec1: | Neighbouring subdivisions |
| Blank1 Info Sec1: | Östersundom, Landbo, Sipoo |
| Coordinates: | 60.2836°N 25.2389°W |
Puroniitty (Finnish), Bäckängen (Swedish) is a neighborhood of Helsinki, Finland.
It is the easternmost and northernmost part of Helsinki and belongs to the Östersundom district. Prior to 2009, Puroniitty belonged to Sipoo. At the turn of the year 2008/2009, 220 people lived in Puroniity[1]