Boston Marathon qualifying blog

Cutoffs, buffers, qualifying standards and strategy. Clear, factual, and updated each registration cycle. Predictions are estimates.

• July 28, 2026Is CIM a Good BQ Course? (California Marathon)CIM is the classic Boston qualifier: gentle net drop, cool December weather, deep pace groups. Here is what a CIM time is really worth for 2027.
• July 27, 2026Boston Qualifying Time for Women 70 to 74 (2027)The 2027 Boston qualifying standard for women and non-binary aged 70 to 74 is 4:50:00. See the buffer you actually need and what recent cutoffs demanded.
• July 27, 2026Boston Qualifying Time for Women 65 to 69 (2027)The 2027 Boston qualifying standard for women and non-binary aged 65 to 69 is 4:35:00. See the buffer you actually need and what recent cutoffs demanded.
• July 27, 2026Boston Qualifying Time for Women 60 to 64 (2027)The 2027 Boston qualifying standard for women and non-binary aged 60 to 64 is 4:20:00. See the buffer you actually need and what recent cutoffs demanded.
• July 26, 2026Is a 4:10:00 Marathon Good Enough for Boston in 2027?Is a 4:10:00 marathon enough to get into Boston? Your buffer by age group, estimated 2027 entry odds, and a year-by-year history check.
• July 26, 2026Boston Qualifying Time for Women 55 to 59 (2027)The 2027 Boston qualifying standard for women and non-binary aged 55 to 59 is 4:00:00. See the buffer you actually need and what recent cutoffs demanded.
• July 26, 2026Is a 4:00:00 Marathon Good Enough for Boston in 2027?Is a 4:00:00 marathon enough to get into Boston? Your buffer by age group, estimated 2027 entry odds, and a year-by-year history check.
• July 25, 2026Which Marathons Are Too Downhill for Boston 2027?Boston 2027 discounts qualifying times from courses with more than 1,500 feet of net drop. See which popular BQ races cross the line and which stay safe.
• July 25, 2026Boston 2027 Registration: Dates and TimelineThe BAA confirmed the 2027 Boston Marathon registration calendar: Qualifier Week is September 14 to 18, 2026, with decisions by early October. Full timeline.
• July 25, 2026Boston Qualifying Time for Women 50 to 54 (2027)The 2027 Boston qualifying standard for women and non-binary aged 50 to 54 is 3:50:00. See the buffer you actually need and what recent cutoffs demanded.
• July 25, 2026Is a 3:55:00 Marathon Good Enough for Boston in 2027?Is a 3:55:00 marathon enough to get into Boston? Your buffer by age group, estimated 2027 entry odds, and a year-by-year history check.
• July 25, 2026Boston Qualifying Time for Women 45 to 49 (2027)The 2027 Boston qualifying standard for women and non-binary aged 45 to 49 is 3:45:00. See the buffer you actually need and what recent cutoffs demanded.
• July 24, 2026Is a 3:50:00 Marathon Good Enough for Boston in 2027?Is a 3:50:00 marathon enough to get into Boston? Your buffer by age group, estimated 2027 entry odds, and a year-by-year history check.
• July 24, 2026Should You Run a Second Qualifier?When a thin buffer justifies a second marathon inside the qualifying window, and how to decide. A simple rule based on the predicted cutoff.
• July 24, 2026Boston Qualifying Time for Women 40 to 44 (2027)The 2027 Boston qualifying standard for women and non-binary aged 40 to 44 is 3:35:00. See the buffer you actually need and what recent cutoffs demanded.
• July 23, 2026Boston 2027 Qualifier Selection: New LotteryThe BAA is adding a random Boston Qualifier Selection for 2027: about 1,000 qualifiers who miss the cutoff get a second chance. Here is how it works.
• July 23, 2026Is a 3:45:00 Marathon Good Enough for Boston in 2027?Is a 3:45:00 marathon enough to get into Boston? Your buffer by age group, estimated 2027 entry odds, and a year-by-year history check.
• July 22, 2026When to Register for Boston and How Acceptance WorksRegistration timing, the application week, and how the BAA decides who gets in. A plain guide to the process, including the myth that applying early helps.
• July 22, 2026Boston Qualifying Time for Women 35 to 39 (2027)The 2027 Boston qualifying standard for women and non-binary aged 35 to 39 is 3:30:00. See the buffer you actually need and what recent cutoffs demanded.
• July 22, 2026Standard, Buffer, Cutoff: The Boston Terms ExplainedStandard, buffer, and cutoff are the three numbers that decide a Boston entry. Here is exactly what each one means.
• July 21, 2026Is a 3:40:00 Marathon Good Enough for Boston in 2027?Is a 3:40:00 marathon enough to get into Boston? Your buffer by age group, estimated 2027 entry odds, and a year-by-year history check.
• July 21, 2026Boston Marathon 2025 Cutoff: 6:51 Under BQ, ExplainedThe 2025 Boston Marathon cutoff was 6:51 under the qualifying standard. See the slowest accepted times, why it landed there, and how your buffer compares.
• July 21, 2026How Weather Drives the Boston CutoffRace-day weather at major qualifying marathons can swing how many fast times are run, and that moves the Boston cutoff.
• July 20, 2026Boston 2027 Pre-Verification: What It DoesThe BAA pre-verification window for 2027 is open now. What it does, what it does not do, and why it changes nothing about the cutoff you still have to beat.
• July 20, 2026Boston Qualifying Time for Women 18 to 34 (2027)The 2027 Boston qualifying standard for women and non-binary aged 18 to 34 is 3:25:00. See the buffer you actually need and what recent cutoffs demanded.
• July 20, 2026Non-Binary Qualifying for the Boston MarathonBoston offers a non-binary division. Here is how the qualifying standards work for non-binary runners, which cutoff applies, and how to check your buffer.
• July 20, 2026Is a 3:35:00 Marathon Good Enough for Boston in 2027?Is a 3:35:00 marathon enough to get into Boston? Your buffer by age group, estimated 2027 entry odds, and a year-by-year history check.
• July 19, 2026Common Boston Qualifying Myths, CorrectedFrom guaranteed entry to lottery confusion, the most common Boston qualifying myths and the facts that replace them.
• July 19, 2026Boston Marathon 2024 Cutoff: 5:29 Under BQ, ExplainedThe 2024 Boston Marathon cutoff was 5:29 under the qualifying standard. See the slowest accepted times, why it landed there, and how your buffer compares.
• July 19, 2026Qualifying for Boston as a Masters Runner (40+)Masters runners get more generous standards and can use the age-up rule. How to plan a Boston qualifier after 40.
• July 18, 2026Boston Qualifying Time for Men 80 and over (2027)The 2027 Boston qualifying standard for men aged 80 and over is 4:50:00. See the buffer you actually need and what recent cutoffs demanded.
• July 18, 2026What Happens If You Miss the Boston Cutoff?You met the standard but the cutoff turned you away. Here are your options for the next year and other ways into Boston.
• July 18, 2026Is a 3:30:00 Marathon Good Enough for Boston in 2027?Is a 3:30:00 marathon enough to get into Boston? Your buffer by age group, estimated 2027 entry odds, and a year-by-year history check.
• July 17, 2026Boston Marathon 2023 Cutoff: No Cutoff, ExplainedThe 2023 Boston Marathon had no cutoff: every qualifier who applied was accepted. Why some years have none and what it means for planning your buffer.
• July 17, 2026A Buffer Strategy for Women Boston QualifiersWomen and non-binary runners face the same cutoff as everyone else. How to plan a buffer against the women's standards.
• July 16, 2026Boston Qualifying Time for Men 75 to 79 (2027)The 2027 Boston qualifying standard for men aged 75 to 79 is 4:35:00. See the buffer you actually need and what recent cutoffs demanded.
• July 16, 2026The Fastest Boston Marathon Cutoffs EverBoston's cutoff has reached record highs in recent years. Here are the biggest buffers ever required and what drove them.
• July 16, 2026Is a 3:25:00 Marathon Good Enough for Boston in 2027?Is a 3:25:00 marathon enough to get into Boston? Your buffer by age group, estimated 2027 entry odds, and a year-by-year history check.
• July 15, 2026The Boston Cutoff Trend: Why Buffers Keep GrowingFrom a few seconds to nearly seven minutes, the Boston cutoff has trended upward. What is behind the rise and what it means for your target buffer.
• July 15, 2026Boston Marathon 2022 Cutoff: No Cutoff, ExplainedThe 2022 Boston Marathon had no cutoff: every qualifier who applied was accepted. Why some years have none and what it means for planning your buffer.
• July 15, 2026Race-Day Mistakes That Cost a BQThe common, avoidable errors that turn a qualifying-fit runner into a near miss. Pacing, fueling, weather and buffer planning, and how to prevent them.
• July 14, 2026Is the Chicago Marathon a Good BQ Course?Chicago is flat, fast and deep, but its BQ value depends on weather and timing. How the course stacks up for a Boston qualifier, with the numbers.
• July 14, 2026Boston Qualifying Time for Men 70 to 74 (2027)The 2027 Boston qualifying standard for men aged 70 to 74 is 4:20:00. See the buffer you actually need and what recent cutoffs demanded.
• July 14, 2026Boston Age Groups: Your Age on Race Day, Not TodayBoston qualifying age groups use your age on race day, which can move you into a more generous standard. Here is how to use it.
• July 14, 2026Is a 3:20:00 Marathon Good Enough for Boston in 2027?Is a 3:20:00 marathon enough to get into Boston? Your buffer by age group, estimated 2027 entry odds, and a year-by-year history check.
• July 13, 2026Boston Marathon Acceptance Rate by the NumbersHow many qualifiers apply, how many get in, and how many are turned away. The acceptance math behind the cutoff.
• July 13, 2026Boston Marathon 2021 Cutoff: 7:47 Under BQ, ExplainedThe 2021 Boston Marathon cutoff was 7:47 under the qualifying standard. See the slowest accepted times, why it landed there, and how your buffer compares.
• July 13, 2026Pacing Strategy to Hit a Boston QualifierAn even or slightly negative split is the surest way to a BQ. How to set goal pace around a buffer and execute it.
• July 12, 2026Boston Qualifying Time for Men 65 to 69 (2027)The 2027 Boston qualifying standard for men aged 65 to 69 is 4:05:00. See the buffer you actually need and what recent cutoffs demanded.
• July 12, 2026How the Boston Marathon Sets Its Field SizeBoston caps its field, and that cap drives the cutoff. Here is how the field is split between qualifiers and other entries.
• July 12, 2026Is a 3:15:00 Marathon Good Enough for Boston in 2027?Is a 3:15:00 marathon enough to get into Boston? Your buffer by age group, estimated 2027 entry odds, and a year-by-year history check.
• July 11, 2026Running Boston Without a BQ: Charity and Other EntriesNo qualifying time? Charity entries and other invitational routes can still get you to the Boston start line. What they cost and how to plan for them.
• July 11, 2026Boston Marathon 2020 Cutoff: 1:39 Under BQ, ExplainedThe 2020 Boston Marathon cutoff was 1:39 under the qualifying standard. See the slowest accepted times, why it landed there, and how your buffer compares.
• July 11, 2026How to Take 5 Minutes Off Your MarathonFive minutes is often the gap between a bare BQ and a safe buffer. Where that time actually comes from in training and racing.
• July 10, 2026Boston Qualifying Time for Men 60 to 64 (2027)The 2027 Boston qualifying standard for men aged 60 to 64 is 3:50:00. See the buffer you actually need and what recent cutoffs demanded.
• July 10, 2026Why Your Boston Qualifier Must Be on a Certified CourseBoston only accepts qualifying times from certified marathon courses. Here is what certification means and how to check your race.
• July 10, 2026Is a 3:10:00 Marathon Good Enough for Boston in 2027?Is a 3:10:00 marathon enough to get into Boston? Your buffer by age group, estimated 2027 entry odds, and a year-by-year history check.
• July 9, 2026Can You Defer Your Boston Marathon Entry?Deferral policies for the Boston Marathon are limited. What is and is not possible if you cannot run after being accepted.
• July 9, 2026Boston Marathon 2019 Cutoff: 4:52 Under BQ, ExplainedThe 2019 Boston Marathon cutoff was 4:52 under the qualifying standard. See the slowest accepted times, why it landed there, and how your buffer compares.
• July 9, 2026The Age-Up Strategy for Boston QualifyingCrossing into an older age group by race day gives you a more generous standard. How to use the age-up rule to grow your buffer.
• July 8, 2026Boston Qualifying Time for Men 55 to 59 (2027)The 2027 Boston qualifying standard for men aged 55 to 59 is 3:30:00. See the buffer you actually need and what recent cutoffs demanded.
• July 8, 2026Boston Marathon Qualifying Window: Which Races CountThe qualifying window decides which marathons count for a given Boston race. Here is how the window works and how to time your qualifier.
• July 8, 2026Is a 3:05:00 Marathon Good Enough for Boston in 2027?Is a 3:05:00 marathon enough to get into Boston? Your buffer by age group, estimated 2027 entry odds, and a year-by-year history check.
• July 7, 2026Do You Have to Requalify for Boston Every Year?A common question with a simple answer: each Boston needs a qualifying time inside that year's window. Here is how it works.
• July 7, 2026Boston Marathon 2018 Cutoff: 3:23 Under BQ, ExplainedThe 2018 Boston Marathon cutoff was 3:23 under the qualifying standard. See the slowest accepted times, why it landed there, and how your buffer compares.
• July 7, 2026Spring vs Fall Qualifier: When to Run Your BQShould you chase your Boston qualifier in spring or fall? How the timing interacts with the qualifying window and registration.
• July 6, 2026Boston Qualifying Time for Men 50 to 54 (2027)The 2027 Boston qualifying standard for men aged 50 to 54 is 3:20:00. See the buffer you actually need and what recent cutoffs demanded.
• July 6, 2026Is a 3:00:00 Marathon Good Enough for Boston in 2027?Is a 3:00:00 marathon enough to get into Boston? Your buffer by age group, estimated 2027 entry odds, and a year-by-year history check.
• July 5, 2026Boston Marathon Qualifying Times 2027 (Full Table by Age)The full 2027 Boston Marathon qualifying standards for men, women and non-binary athletes by age group, plus why you should aim faster than the standard.
• July 5, 2026Boston Marathon 2026 Cutoff: 4:34 Under BQ, ExplainedThe 2026 Boston Marathon cutoff was 4:34 under the qualifying standard. See the slowest accepted times, why it landed there, and how your buffer compares.
• July 5, 2026What Does "BQ Minus 5" Mean?Runners talk about BQ minus 5 or BQ minus 10. Here is what the shorthand means and why it matters for the cutoff.
• July 5, 2026Boston's 2027 Downhill Course Adjustment, ExplainedFor 2027 the BAA adjusts qualifying times run on steeply net-downhill courses. Here is what the rule does and who it affects.
• July 5, 2026Is Boston the Hardest Marathon Major to Enter?Boston is often called the hardest major to get into. For whom that is true, for whom it is not, and how the six entry systems really compare.
• July 5, 2026Boston Marathon 2017 Cutoff: 2:09 Under BQ, ExplainedThe 2017 Boston Marathon cutoff was 2:09 under the qualifying standard. See the slowest accepted times, why it landed there, and how your buffer compares.
• July 5, 2026Fast BQ Courses and the 2027 Downhill CaveatDownhill courses produce fast times, but Boston now discounts the steepest ones for 2027. How to choose a fast course wisely.
• July 4, 2026Boston Qualifying Time for Men 45 to 49 (2027)The 2027 Boston qualifying standard for men aged 45 to 49 is 3:15:00. See the buffer you actually need and what recent cutoffs demanded.
• July 4, 2026Boston Marathon 2027 Cutoff Prediction (Estimate)A working estimate of the 2027 Boston Marathon cutoff, the factors that move it, and how confident anyone can be. Predictions are estimates, not official.
• July 4, 2026Is a 2:55:00 Marathon Good Enough for Boston in 2027?Is a 2:55:00 marathon enough to get into Boston? Your buffer by age group, estimated 2027 entry odds, and a year-by-year history check.
• July 3, 2026World Marathon Majors Qualifying, ComparedEach Abbott World Marathon Major rations entry differently. A quick comparison of how to earn a place at all six.
• July 3, 2026Boston Marathon 2016 Cutoff: 2:28 Under BQ, ExplainedThe 2016 Boston Marathon cutoff was 2:28 under the qualifying standard. See the slowest accepted times, why it landed there, and how your buffer compares.
• July 3, 2026Best Flat Marathons to BQFlat, fast, certified marathons give the cleanest shot at a Boston qualifier. What to look for when choosing one.
• July 2, 2026Boston Qualifying Time for Men 40 to 44 (2027)The 2027 Boston qualifying standard for men aged 40 to 44 is 3:05:00. See the buffer you actually need and what recent cutoffs demanded.
• July 2, 2026What Is the Boston Marathon Cutoff Time?The Boston Marathon cutoff is the extra time under the qualifying standard you need to actually be accepted. Here is how it is set and what it has been.
• July 2, 2026Is a 2:50:00 Marathon Good Enough for Boston in 2027?Is a 2:50:00 marathon enough to get into Boston? Your buffer by age group, estimated 2027 entry odds, and a year-by-year history check.
• July 1, 2026Boston vs London: Two Ways to Earn a MajorBoston rewards a fast qualifying time. London leans on a huge public ballot plus a Good for Age route. How entry compares.
• July 1, 2026Boston Marathon 2015 Cutoff: 1:02 Under BQ, ExplainedThe 2015 Boston Marathon cutoff was 1:02 under the qualifying standard. See the slowest accepted times, why it landed there, and how your buffer compares.
• July 1, 2026How to Build a Bigger BQ BufferPractical ways to put more time between you and the Boston standard: course choice, training focus, pacing, and timing.
• June 30, 2026Boston Qualifying Time for Men 35 to 39 (2027)The 2027 Boston qualifying standard for men aged 35 to 39 is 3:00:00. See the buffer you actually need and what recent cutoffs demanded.
• June 30, 2026Does a BQ Guarantee Entry to the Boston Marathon?No, a Boston qualifying time does not guarantee entry. Here is how the cutoff works and why fast qualifiers still get turned away.
• June 30, 2026Is a 2:45:00 Marathon Good Enough for Boston in 2027?Is a 2:45:00 marathon enough to get into Boston? Your buffer by age group, estimated 2027 entry odds, and a year-by-year history check.
• June 29, 2026Boston vs Chicago: Which Major Is Harder to Get Into?Boston requires a qualifying time and then a cutoff. Chicago uses a time qualifier or a lottery. How the two entry systems compare.
• June 29, 2026Boston Marathon 2014 Cutoff: 1:38 Under BQ, ExplainedThe 2014 Boston Marathon cutoff was 1:38 under the qualifying standard. See the slowest accepted times, why it landed there, and how your buffer compares.
• June 29, 2026How Much Buffer Do You Need for Boston 2027?How far under the standard should you run to be safe for the 2027 Boston Marathon? A data-based answer, with the caveat that it is an estimate.
• June 28, 2026Boston Qualifying Time for Men 18 to 34 (2027)The 2027 Boston qualifying standard for men aged 18 to 34 is 2:55:00. See the buffer you actually need and what recent cutoffs demanded.
• June 28, 2026What Is a BQ? Boston Qualifier Meaning, ExplainedA BQ is a Boston Qualifier: a marathon time that meets the BAA standard for your age and gender. Here is what it does and does not get you.
• June 28, 2026Is a 2:40:00 Marathon Good Enough for Boston in 2027?Is a 2:40:00 marathon enough to get into Boston? Your buffer by age group, estimated 2027 entry odds, and a year-by-year history check.