How it works.
COUNTBLANK counts the number of blank or empty cells within a range. Also counts cells containing formulas that return empty strings ("").
Formula syntax.
Standard Excel Notation=COUNTBLANK(range)[like_this] are optional; all other arguments are required.Formula arguments.
Every parameter accepted by the COUNTBLANK function is detailed below.
The cell range in which to count empty cells.
Example value:B2:B6Simple example.
Step-by-Step ScenarioCompliance Audit - Missing Signatures
Count how many documents are missing signatures.
| Employee | Signed Policy | Missing Signatures |
|---|---|---|
| John Doe | Signed | — |
| Jane Roe | — | — |
| Bob Vance | Signed | — |
=COUNTBLANK(B2:B6)Evaluates COUNTBLANK over the sample table cells, placing the verified output in cell C2.
Formula generator.
Full Generator WizardCustomize the argument fields below to generate a tailored COUNTBLANK formula ready to paste directly into your worksheet.
=COUNTBLANK()Expected result behavior.
Returns number 2 based on sample evaluation criteria and active cell references.
Best Practices
- Monitor incomplete records in a database before generating client reports.
Common Mistakes
- Cells with a single space (" ") look blank to the eye, but COUNTBLANK will NOT count them because spaces are text.
Platform & version compatibility.
Verified platform compatibility matrix based on actual spreadsheet calculation engine specifications.
Core standard function supported across all modern and legacy Microsoft Excel versions (365, 2021, 2019, 2016, 2013, 2010), as well as Excel for the Web and Mac.
100% compatible with Google Sheets. Uses identical argument order, data types, and standard calculation logic.
Frequently asked questions.
Technical Q&ACan I use COUNTBLANK across different worksheets in Excel?↓
Yes. You can reference cells located on other sheets by including the sheet name followed by an exclamation mark, for example: =COUNTBLANK(Sheet2!A2:A10). If the sheet name contains spaces, enclose it in single quotes: ='Q1 Report'!A2:A10.
What is the most common reason for errors in COUNTBLANK?↓
Cells with a single space (" ") look blank to the eye, but COUNTBLANK will NOT count them because spaces are text.
Does COUNTBLANK work identically in Google Sheets?↓
Yes, COUNTBLANK is supported in both Microsoft Excel and Google Sheets with standard evaluation behavior.