Missed Calls
What Is Call Abandonment Rate?
Call abandonment rate is the share of callers who hang up before anyone answers. You find it by dividing abandoned calls by total incoming calls and multiplying by 100. A high rate means people are waiting too long or getting stuck in a phone menu, and many of them never call back.
Key Takeaways
- Formula: abandoned calls ÷ total incoming calls × 100.
- The average contact center abandonment rate was 5.91% in 2024, and it is rising as hold times get longer.
- Small businesses usually have a much higher rate, because unanswered rings and voicemail count too.
- Every abandoned call from a new customer is a lost job, not just a bad number on a report.
How Call Abandonment Rate Works
Every time your phone rings, one of two things happens. Someone answers, or the caller gives up. Call abandonment rate measures how often they give up.
The formula is simple:
Call abandonment rate = abandoned calls ÷ total incoming calls × 100
An abandoned call is any call where the caller hung up before a person picked up. That includes callers who sat on hold, callers who got lost in an IVR menu, and callers who heard ten rings and quit.
Big call centers often leave out very short calls, under five seconds or so, because those are usually misdials. Small businesses should count everything. If your phone rang and nobody talked to the caller, that call was abandoned.
Example of Call Abandonment Rate
A plumbing company gets 200 calls in a month. Of those, 15 callers hung up before anyone answered. Their abandonment rate is:
15 ÷ 200 × 100 = 7.5%
That sounds small. Now put a dollar sign on it. If the average plumbing job is $400 and even half of those 15 callers were new customers, the company lost about $3,000 in work that month. Run the numbers for your own business with the missed call calculator.
What People Get Wrong About Call Abandonment Rate
Owners look at the percent and feel fine. "Only 7%, that's nothing." That is backwards. The people who abandon are not a random slice of your callers. They are the ones who were in a hurry, which means they are the ones with a job to book right now. A leaky pipe does not wait on hold.
The other mistake is only counting calls that hit a queue. If you run a small shop, most of your abandoned calls never reach a queue. They ring out to voicemail. Fewer than 3% of callers sent to voicemail actually leave a message, so for most small businesses, the real abandonment rate is far higher than any report shows. The cost of missed calls adds up fast.
Call Abandonment Rate vs. Average Speed of Answer
These two numbers are partners. Average speed of answer tells you how long people waited before someone picked up. Call abandonment rate tells you how many people stopped waiting. Here is the catch: ASA only counts calls that were answered. The callers who gave up are not in it. So a business can have a great ASA and a terrible abandonment rate at the same time. Always read them together.
Why It Matters
The average contact center abandonment rate hit 5.91% in 2024, and it is climbing as hold times grow. A small business does not have a contact center. It has one line, a busy crew, and a phone that rings while everyone is on a job. That is why the fix is not a better queue. It is making sure every call gets answered on the first ring, by a person or an AI receptionist. Our missed call statistics page tracks the full picture.
The Bottom Line
Call abandonment rate is the percent of callers who hang up before anyone answers. The formula is abandoned calls divided by total calls, times 100. A low number looks harmless, but each abandoned call is a real customer who needed you and did not get you. Answer faster, answer every time, and the rate takes care of itself.
Frequently Asked Questions
- What is a good call abandonment rate?
- Big contact centers aim for under 5%, and the 2024 average was 5.91%. For a small business, the honest answer is "as close to zero as you can get." Each abandoned call is a real person who needed something, and most of them will call the next company on the list instead of trying you again.
- How do you calculate call abandonment rate?
- Count the calls where the caller hung up before reaching a person. Divide that by the total number of incoming calls. Multiply by 100 to get a percent. For example, 15 abandoned calls out of 200 total calls is a 7.5% abandonment rate.
- How do you lower call abandonment rate?
- Answer faster. That is the whole game. Cut hold time, shorten or remove phone menus, and make sure someone or something picks up on every call, including nights and weekends. An AI receptionist answers on the first ring around the clock, which drives the rate toward zero.
Article Sources
Cira uses primary sources — official data, filings, and standards bodies — to support the facts in our glossary.
- Talkdesk. “Global Contact Center KPI Benchmarking Report.” Accessed 2026-08-20.
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