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I-751 vs I-485

Side-by-side comparison of USCIS processing times for I-751 and I-485.

I-751 →

Processing Time Range

28.5 months to 55.5 months
Offices2
Fastest OfficeService Center Operations Directorate (28.5 months to 31.5 months)
Slowest OfficeField Office Director (32 months to 55.5 months)

I-485 →

Processing Time Range

7.5 months to 51.5 months
Offices92
Fastest OfficeBoston Field Office (7.5 months to 17 months)
Slowest OfficeService Center Operations Directorate (42 months to 44 months)

Frequently Asked Questions

Which is faster, I-751 or I-485?

I-751 currently takes 28.5 months to 55.5 months while I-485 takes 7.5 months to 51.5 months. I-485 generally processes faster.

How many offices process I-751 vs I-485?

I-751 is processed at 2 offices, while I-485 is processed at 92 offices.

When was this comparison last updated?

This data was last updated on 2026-04-11 from USCIS.

Source: WaitVisa.com — USCIS, updated 2026-04-11