How to Use SUMIF in Excel
Last updated: 2026-09-06
⚡ Quick Answer
SUMIF adds all numbers in a range that meet a single specified criteria rule.
=SUMIF(A2:A100, "East", C2:C100)📊 Visual Demo
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fx =SUMIF(A2:A100, "East", C2:C100)
| A | B | C | D | E | |
|---|---|---|---|---|---|
| 1 | 1 | Region Column | "East" | Sales Column | =SUMIF(A:A, "East", C:C) |
| 2 | 2 | Region Match | Evaluated | Filtered Sum | $45,200 Total |
| 3 | 3 | Model Status | Active | Verified | Accurate Sum |
🧠 Deep Dive
SUMIF adds all numbers in a range that meet a single specified criteria rule.
Key Insights
- SUMIF/COUNTIF take one criteria; SUMIFS take many.
- Expanding ranges create running totals.
Common Mistakes
- Mismatched range sizes in SUMIFS.
- Quoting numeric criteria cell references.
Pro Tips
- Make criteria ranges full columns.
- Test COUNTIFS first.
FAQ
What does this formula do in plain English?
SUMIF adds all numbers in a range that meet a single specified criteria rule.
Why is my formula not working?
Mismatched range sizes in SUMIFS.
Does this work in Google Sheets?
Yes, this syntax is fully compatible with Google Sheets.
What is the most common mistake?
Quoting numeric criteria cell references.
Related Guides
How to Use SUMIFS in ExcelHow to Use COUNTIFS in ExcelHow to Calculate Cumulative SumHow to Calculate Moving AverageExcel Error Hub
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