The ACT Exam is a significant milestone for college-bound students across the U.S., and knowing how long the ACT is can help ease those test-day jitters. The entire test, without breaks, takes 2 hours and 55 minutes, but if you're doing the optional Writing section, get ready for a total of 3 hours and 35 minutes. Each section—English, Math, Reading, and Science—has a time limit so that time management will be a considerable part of your strategy. Let's get down to business. Let's break down how long each section of the ACT is and what you can expect on test day!

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Did You Know Facts About How Long The ACT Exam Is?

• Almost a Movie Marathon: The ACT runs 2 hours and 55 minutes—add the optional essay, and you're clocking in at 3 hours 35 minutes! That's how long the ACT with writing is.
• Speed Test: You get just 36 seconds per question on the English section—better think fast!
• Math Marathon: The Math section is the longest at 60 minutes, but with 60 questions, that's 1 minute per problem.
• Science, but Make It Quick: The Science section is 35 minutes—that's less time than a typical TV episode!
• Break Time is Short: Just one 10-minute break after Math—use it wisely to recharge!

How Long is the ACT?

Though officially 2 hours and 55 minutes, most students wonder how long the ACT is, including all breaks. The real duration is around 3 hours. The ACT Plus Writing lasts about 3 hours and 35 minutes, also referred to as how long the ACT with writing is. Additional time accounts for a 10-minute break after Math and initial paperwork. Here's how it breaks down:

• English: 45 minutes
• Math: 60 minutes
• Reading: 35 minutes
• Science: 35 minutes
• Writing (Optional): 40 minutes
• Breaks + Setup Time: Adds up to about 40 more minutes

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What Time does ACT start?

Students must arrive by 8:00 am, with testing usually starting by 8:30 am. Those not taking the writing section usually finish by 12:35 pm, while students taking the writing section finish around 1:35 pm. We recommend arriving by 7:45 am. Be sure to download your ACT Admission Ticket after you register for the ACT.

If you're taking a digital version, your test time may vary, including possible afternoon slots.

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ACT Test Times & Sections

How long is each section of the ACT? Great question! Each section varies in time and number of questions. The ACT includes 215 questions plus 1 optional essay. Here's the detailed breakdown:

NOTE: In Spring 2025, for national test dates and Spring 2026 for school day test dates, the Science section will also become optional.

Is the ACT as long as the SAT?

Students often ask: Is the ACT as long as the SAT? The ACT with Writing runs 3 hours and 35 minutes, whereas the SAT (without essay) takes 3 hours, and with essay, 3 hours and 50 minutes.

So, how long is the ACT exam compared to the SAT? Slightly shorter, but it moves faster with less time per question. Choose based on your pace preference—ACT for speed, SAT for flexibility!

Read about the ACT Syllabus here!

What You Need to Know on the ACT Test Day?

From required documents to personal comfort, test day prep matters. Bring your admission ticket, a valid photo ID, #2 pencils, an approved calculator, snacks, and water.

How long is the ACT with extended time? Students with accommodations can expect up to 5 hours, with 50% more time per section. Regardless of your version, pace and calmness are key to success!

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Conclusion

How long is the ACT really? At least 3 hours for the standard test, 3 hours and 35 minutes with writing, and even 5 hours with extended time.
Understanding how long the ACT test is helps with planning and managing your stamina for test day. Build your endurance with timed practice tests and stay consistent.
Remember, the ACT is a marathon—one you can absolutely win with preparation and focus.