The LinkedIn Character Limits That Quietly Decide Whether Anyone Reads You

It’s 4:52 on a Thursday and Dana is standing at gate B9 at O’Hare, boarding group 4, thumbing through LinkedIn on her phone. She runs sales for a midsize logistics software company, and she has finally found the CFO she’s been trying to reach for two quarters.

She has a connection note ready. She wrote it Monday from a template a colleague swore by, and it’s good. It mentions a podcast the CFO was just on, the warehouse problem her team solves and a specific ask for twenty minutes in January.

She pastes it in. LinkedIn stops her mid-sentence. The note is 290 characters, and the box won’t take more than 200.

Boarding group 4 gets called. So she does what everyone does. She hacks off the podcast line, then most of the ask, and hits send on something that now reads like it was written by a fortune cookie with a sales quota.

The CFO never responds. Dana figures he’s busy. He isn’t. He just got a note that sounded like every other note in his inbox.

Nobody will ever tell Dana that a character limit cost her that meeting. That’s the thing about LinkedIn’s limits. They don’t announce themselves. They just quietly edit you.

We spend our days writing for LinkedIn: profiles, headlines, posts, articles and the occasional very important 200-character note, for executives at global B2B companies and founders of fast-growing startups. So we went field by field and checked every limit against LinkedIn Help and LinkedIn’s own editing screens on November 8, 2026. A lot had changed, and some of those changes explain why good writing keeps getting cut.

LinkedIn gives you more room than ever, and that’s exactly the trap

If you learned LinkedIn a few years ago, some of your numbers are out of date. Headlines used to stop at 120 characters. Now they run to 220, on desktop and mobile. First and last names take 50 characters each. Posts run to 3,000 characters and articles to 125,000.

More room sounds like good news. Mostly it’s an invitation to say more, and saying more is rarely anyone’s problem. LinkedIn has more than 1 billion members, and every one of them is scrolling past something to get to you. The space you’re given has grown. The attention you’re given hasn’t.

The limit tells you how much you can write. It doesn’t tell you how much anyone will read.

Every field has two limits, and the one that costs you is the one you can’t see

Here’s the part most people miss. Almost every text box on LinkedIn has a hard limit, the point where it stops letting you type. It also has a second limit, the point where your reader stops seeing what you typed.

LinkedIn is surprisingly honest about this when it’s talking to advertisers. Its own specs for sponsored content say the introductory text can run up to 3,000 characters. In the same breath, it tells you to keep it to 150 to avoid truncation. The headline can run to 200, but LinkedIn suggests 70. The description can run to 300, but LinkedIn suggests 100.

Do the math on that first one. By LinkedIn’s own guidance, about one twentieth of the space you’re given is the space people see before they decide whether to keep reading. Articles work the same way. You can write 125,000 characters, but if your SEO title runs past 60, Google cuts it off.

We call the gap between those two limits the truncation tax. It’s what you pay every time your best line lands after the cut. You never get a bill. You just get fewer clicks, fewer replies and fewer people who make it to the part you were proudest of.

Writing to the hard limit is easy. Writing to the visible one is the job.

Your profile gets read in pieces, so write every piece to stand on its own

Your profile is the page people check right before a sales call, and almost nobody reads it top to bottom. They see it in pieces, in places you don’t control.

Your headline travels. It shows up under your name in search results, next to every comment you leave and on every invitation you send. In a lot of those places, people only see the opening words, not all 220 characters. Your About section gives you 2,600 characters, but only the first few lines show before someone has to click “see more.” Each role in your Experience section gives you another 2,000.

So the useful question isn’t “what’s the most I can fit?” It’s “if someone only saw the first line, would they know why I’m worth a call?”

Most profiles fail that test the same way. The headline opens with a job title the reader could have guessed, and the About section opens with a sentence about passion. The good stuff, the result, the specialty, the thing that makes someone lean in, sits back in the cheap seats where it’s paying the truncation tax.

Your profile isn’t one page. It’s a dozen first impressions, and each one gets about a sentence.

The smallest boxes on LinkedIn are where a lot of deals quietly die

Back to Dana at gate B9. Her template was written for a 300-character note, and plenty of guides online still say 300. LinkedIn’s own Help Center says 200. If you’re on a free account, you can only personalize three connection requests a month. Premium members can personalize every one.

Messages work the same way. An InMail gives you 200 characters for the subject line and 1,900 for the body. A message ad gives you a 60-character subject. These are the boxes where people decide in a few seconds whether you’re worth a reply.

Here’s what makes small boxes dangerous. When a long post runs over, you notice and you fix it at your desk. When a 290-character note has to become 200 with two minutes to spare, the edit happens in a panic, and the first thing to go is usually the one specific detail that made the note sound like a person wrote it.

A short limit isn’t a reason to write less. It’s a reason to decide what matters before you start typing.

The people who actually get read do five things before they hit post

1. Write the first line as if it’s the only line. Whether it’s a post, a headline or an About section, assume people see roughly the first 150 characters and nothing else. Put the claim, the result or the question there. The context can come later.

2. Lead your headline with what you solve, not what you’re called. Your title is the least interesting thing about you. Open with the problem you fix or who you fix it for, and put the words people search for in the first half. If you’re rethinking your whole profile, start with a three-pillar approach to LinkedIn branding.

3. Draft the small boxes short on purpose. Write connection notes to 180 characters, not 200, and write InMail subject lines like you’re paying by the letter. You’ll never have to chop a note at a gate again.

4. Set your own limit below LinkedIn’s. A post can run 3,000 characters. That doesn’t mean yours should. Decide what the piece needs to do, write exactly that and stop. The space you save is where your own voice gets room to breathe.

5. Recheck the numbers twice a year. LinkedIn changes these limits without much fanfare. Connection notes used to allow 300 characters. Headlines used to stop at 120. Keep the list below handy and check it before you rewrite a template or brief an agency.

Write for the cut, not for the box

Let’s rewind Dana’s Thursday. On Monday, she writes the note at 180 characters. It names the CFO’s podcast, the warehouse problem and the twenty-minute ask, and nothing else. At gate B9, she pastes it in. It fits. She boards with group 4 and a little time to spare.

The CFO accepts on Friday and replies on Monday. Same Dana, same CFO, same product. The only difference is that she knew where the edge of the box was before she started writing.

Helping executives and companies say the thing that matters in the space they actually get is most of what we do at 26 Characters. If your team’s LinkedIn presence isn’t pulling its weight, we’d love to hear about it.

Here’s every LinkedIn character limit we checked on November 8, 2026

We checked each of these against LinkedIn Help and LinkedIn’s own editing screens. A few limits aren’t published anywhere by LinkedIn, so we’ve marked those with an asterisk (*). They reflect what LinkedIn’s editor allows and the limit most tools use. LinkedIn changes things often, so treat this list as current as of that date.

Your profile

1. FIRST NAME: 50 characters.

2. LAST NAME: 50 characters.

3. ADDITIONAL NAME: 50 characters.

4. HEADLINE: 220 characters, on desktop and mobile.

5. ABOUT SECTION: 2,600 characters.

6. EXPERIENCE Title: 100 characters. *

7. EXPERIENCE Description: 2,000 characters per role.

8. SKILLS: 80 characters per skill. *

9. RECOMMENDATION: 3,000 characters. *

10. PUBLICATION Title: 255 characters.

11. PUBLICATION Description: 2,000 characters.

12. ADDRESS (Contact info): 220 characters.

13. CUSTOM PUBLIC PROFILE URL: 3 to 100 characters, with no spaces, symbols or the word LinkedIn.

Posts, articles and comments

14. POST: 3,000 characters.

15. COMMENT: 1,250 characters. *

16. ARTICLE Body: 125,000 characters.

17. ARTICLE SEO Title: 60 characters before it gets cut off in search results.

18. ARTICLE SEO Description: 140 to 160 characters recommended.

Messages and invitations

19. INVITATION to CONNECT Note: 200 characters. Free members can personalize up to three connection requests a month. Premium members can personalize every request.

20. INMAIL Subject: 200 characters.

21. INMAIL Body: 1,900 characters.

22. DIRECT MESSAGE: 8,000 characters. *

Company pages

23. PAGE Name: 100 characters.

24. SHOWCASE PAGE Name: 100 characters.

25. PAGE Tagline: 120 characters.

26. PAGE Overview: 2,000 characters.

LinkedIn ads

27. SPONSORED CONTENT Introductory text: 3,000 characters maximum. Keep it to 150 to avoid truncation.

28. SPONSORED CONTENT Headline: 200 characters maximum. Keep it to 70 to avoid truncation.

29. SPONSORED CONTENT Description: 300 characters maximum. Keep it to 100 to avoid truncation.

30. MESSAGE AD Subject: 60 characters.

31. MESSAGE AD Body: 1,500 characters.

32. TEXT AD Headline: 25 characters.

33. TEXT AD Description: 75 characters.

A few fields we used to list are gone. LinkedIn retired instant message handles, website link text and the old profile status update, which is now simply a post. LinkedIn doesn’t publish limits for Career Pages or group discussions, so we’ve left those out.

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