Platform supported
Instagram Post (Square)
A 1080px-wide square export within Instagram's officially supported photo range.
- Dimensions
- 1080 × 1080 px
- Aspect ratio
- 1:1
- Orientation
- square
1:1
Copy and use
Dimensions
1080 × 1080Ratio
1:1CSS
aspect-ratio: 1 / 1;Common uses
- Instagram feed post
- Instagram grid
AI generation working size
1024 × 1024 px
This is practical generation guidance, not a universal model requirement.
Source and status
Platform supported
Verified 14 August 2026
Instagram Help Centre documentation