Countries with the Most People Bordering Them

Name the countries that have the greatest combined population in the countries that border them.
Land borders only. Sea borders excluded.
Population as of 8 June 2025. More info here.
Quiz by
joez
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Last updated: June 8, 2025
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First submittedNovember 27, 2017
Times taken107,690
Average score81.0%
Rating4.98
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Population
# Borders
Country
3.14 bil
5
Myanmar
3.02 bil
4
Pakistan
2.89 bil
2
Bhutan
2.89 bil
2
Nepal
2.17 bil
14
China
1.94 bil
6
India
1.83 bil
6
Afghanistan
1.67 bil
5
Laos
1.62 bil
5
Kazakhstan
1.62 bil
3
North Korea
1.59 bil
14
Russia
1.57 bil
2
Mongolia
1.52 bil
2
Bangladesh
1.51 bil
4
Tajikistan
1.49 bil
4
Kyrgyzstan
1.45 bil
3
Vietnam
454 mil
7
Iran
426 mil
10
France
414 mil
6
South Sudan
377 mil
7
Niger
370 mil
3
Mexico
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With the first letter as a hint...
Name the countries with the highest population that border each other.
Name the countries with the lowest population density that border each other.
Try to name the 9 countries whose population is greater than that of every one of their neighbors combined.
89 Comments
+33
Level 57
Nov 27, 2017
Great quiz!
+11
Level 77
Nov 28, 2017
Thanks.
+7
Level 76
Sep 26, 2019
Yea very interesting and original!
+51
Level 65
Nov 28, 2017
Nice! Maybe this could be extended by having it for each continent...
+21
Level 77
Nov 28, 2017
Thanks. I'm working on it.
+5
Level 84
Nov 28, 2017
Nice idea :)
+27
Level 71
Nov 28, 2017
Aka countries which border China, India or USA + 2 wild cards. :-D
+47
Level 74
Nov 29, 2017
Countries that border China or India. No need for America, only one answer borders it.
+8
Level 76
Sep 26, 2019
Basicly yes, Actually you could leave India out aswell, it only gives Bangladesh. So countries bordering China + Bangladesh, Mexico, France and Malaysia.
+7
Level 55
Apr 18, 2024
India also gives China
+4
Level 76
Sep 26, 2019
Ow, and iran. Funnily, the extra ones where indeed the toughest ones, for me atleast. Missed 3 of those, got everything else.
+1
Level 29
Jan 26, 2024
The country in Africa?
+4
Level 75
Aug 3, 2022
*or identify as France
+1
Level 74
Jun 8, 2025
of the 5 that don't border china or India, only one borders USA
+1
Level 65
Sep 30, 2025
populations change when you comment on something a decade old
+1
Level 67
Dec 24, 2025
This is a silly comment, isn’t it?
+19
Level 75
Nov 28, 2017
Counting the border with Brazil, France has about 418 million.
+12
Level 58
Nov 28, 2017
France surely should be on here, with its border with Germany, Italy, Spain and Brazil it should be here with 395 million (without the other the populations of the other bordering countries
+8
Level ∞
Nov 28, 2017
My mistake. Those borders were missing from my database!
+24
Level 92
Apr 20, 2019
Once again, France cheats with Guiana.
+2
Level 45
Dec 13, 2019
I keep forgeting that border with brazil...
+1
Level 76
Aug 1, 2023
also borders the Netherlands
+2
Level 74
Sep 29, 2025
Not in the same way.
+10
Level 79
Nov 28, 2017
Nice idea, but it ends up just being countries that border India/China. It would work a lot better if the number of answers was expanded to 30/40 or so, I think.
+5
Level 82
Nov 29, 2017
Or just make 'Countries with the most people bordering them with exceptions'.
+28
Level 78
Apr 4, 2018
Sure, but it's kind of fun having a highest-population quiz in which Bhutan is third.
+3
Level 50
Mar 14, 2018
Somehow I almost forgot Burma/Myanmar
+2
Level 65
May 18, 2020
@tschalla i second that
+2
Level 73
Jul 7, 2020
Well, the photograph of Pagan at the top of the quiz did provide a clue. :)
+4
Level 43
Mar 22, 2018
Thought Niger would make it but it's apparently a bit short
+2
Level 76
Jul 21, 2025
It does now
+1
Level 79
Apr 4, 2018
If Mexico is in this quiz, why isn't Canada? Both border the USA
+16
Level 67
Apr 4, 2018
because Mexico borders other countries too, namely Belize and Guatemala. Canada borders only USA
+8
Level 79
Apr 4, 2018
Mexico also has borders with Guatemala and Belize, which gives it about another 17 million. Looks like just enough to bump it onto the quiz.
+3
Level 32
Apr 4, 2018
If this quiz was a little further, Canada would be on here.
+3
Level 58
Apr 4, 2018
South Sudan has to be a close miss!

Will be on here in a few years for sure..

+3
Level 57
Apr 4, 2018
Very close! 320.2 million people!
+4
Level 80
Aug 31, 2020
Bolivia is also quite close at around 310 million, but I doubt it will make the list any time soon
+1
Level 74
Aug 9, 2021
It's on now. And it's going up fast.
+1
Level 42
Apr 4, 2018
Surprised myself by getting all these.. interesting quiz though!
+1
Level 37
Apr 4, 2018
I think I did not understand the quiz. i just got 4.
+6
Level 69
Apr 4, 2018
Great idea! This kinda devolved, though, into a quiz called "What borders India and China?" All the same, it's really interesting to think about some of these lesser known nations with such hordes of people living just across their borders. An upheaval on one location could quickly turn into a real humanitarian crisis for a neighbor.
+6
Level 69
Apr 4, 2018
Fun! A quiz "countries with the *least* people bordering them" might be an interesting more difficult version!
+2
Level 53
Apr 4, 2018
that wouldn't work because it will just be islands. If you dont include islands that might be good though
+5
Level 76
Sep 26, 2019
errr islands dont border ANY countries, so they wouldnt be on it by default.
+1
Level 32
Apr 4, 2018
Yeah, that would be a good idea.
+1
Level 53
Apr 4, 2018
can you guys check out my account and maybe try my quizzes!
+1
Level 70
Apr 4, 2018
Damn French Guiana gets me every time! :-P
+1
Level 62
Apr 4, 2018
100%!
+3
Level 89
Apr 5, 2018
I thought Bolivia would make it, but I seems to be just over 300 million.
+2
Level 25
Apr 6, 2018
When you run out of countries bordering india and/or china.
+1
Level 54
Apr 6, 2018
Why is there such a lack of African countries? As well, what are the nearest misses?
+2
Level 73
Jul 7, 2020
Because Africa is cut up into 54 countries, and the population of the whole continent is somewhat less than EITHER China or India.
+1
Level 54
Apr 7, 2018
It seems that the aforementioned South Sudan will be on this quiz in the very near future. As well, it seems that Niger will also be making the quiz soon; my rough calculations show Niger at around 300 million.

If Sudan did not split, it would definitely make the quiz.

+1
Level 63
Apr 12, 2019
Quite interesting.
+1
Level 82
May 26, 2020
I was so busy remembering all the countries that border China and India that I guessed all but two - you guessed it: China and India! What a donkey!
+1
Level 80
Jul 26, 2021
Just saw your comment. Basically said the same thing below.
+1
Level 30
May 27, 2021
Heyy Can I translate this quiz in french ?
+1
Level 71
Jul 24, 2021
Nice Quiz!
+1
Level 66
Jul 25, 2021
Liked the idea very much!

Stupidly neglected to answer Iran -_-'

Thanks!

+2
Level 80
Jul 26, 2021
Concentrated on getting the harder ones - the sub-1 billion ones - first and then just listed all countries that border China and India. Was stuck with two remaining, until, with little time to go, I realised I hadn't done China and India themselves.
+4
Level 63
Aug 6, 2021
Would be a nice to have the same quiz, but excluding countries bordering India and China, that would be interesting :v)
+2
Level 79
Aug 6, 2021
Just missed South Sudan, I guessed several African countries including Sudan but didn't really think of it
+1
Level 52
Apr 2, 2022
i can't believe i forgot china and india...
+1
Level 55
Apr 29, 2022
So close to getting South Sudan, I tried a few Sub-Saharan countries but gave up at Uganda...
+1
Level 28
May 9, 2022
I got South Sudan but not Tajikistan or Kyrgyzstan lol
+1
Level 68
Sep 26, 2022
I was tricked by the franco-brazilian border and I'm always remember them in other quizzes and I'm a braziian myself.
+1
Level 68
Oct 17, 2022
This time I remembered France-Brazil border.
+2
Level 59
Jan 18, 2023
Super lame to include France.
+2
Level 63
May 18, 2023
I agree it's only on there because of exclaves
+4
Level 75
Jul 31, 2023
lmao whats Alaska then
+1
Level 53
Apr 22, 2023
would have never guessed south sudan
+2
Level 63
May 18, 2023
If you think about it, borders Sudan, Ethiopia, etc, lots of high population countries.
+6
Level 67
May 29, 2023
France get a massive score thanks to its border with Monaco
+2
Level 64
Jun 6, 2023
Most of these are countries that border India or China, or both :P
+1
Level 74
Jul 31, 2023
Only having one in Africa surprised me - I bet that's gonna change soon.
+1
Level 76
Jul 31, 2023
My dyslexic brain thought the quiz name was “Countries with the most Boring people” I was kind of bummed when I reread it lol
+1
Level 33
Jul 31, 2023
how does mexico only border 300 mil
+1
Level 55
Aug 1, 2023
Just name the countries that border China lmao
+2
Level 58
Aug 10, 2023
So basically Countries bordering China and India
+1
Level 61
Sep 30, 2024
Lol, got all of them except the first and last ones
+2
Level 49
Oct 16, 2024
I thought suriname would be on here but it only would be 280m
+1
Level 58
Oct 18, 2024
wouldn't Malaysia make the list? its border population is 362M
+2
Level 55
Mar 10, 2025
Thailand(71,636,793) + Indonesia(285,037,446) + Brunei(465,378) = 357,139,617 people. Barely off the chart by about 5 million.
+1
Level 57
Jun 8, 2025
Wow Brunei has a lot of people…
+1
Level 73
Aug 17, 2025
Was surprised Chad didn't make it, then I checked and apparently they barely missed out with 361M
+1
Level 70
Sep 21, 2025
Thought about Sudan with Egypt and Ethiopia, and I was like "wow it almost borders DR Congo" and didn't even think to try South Sudan
+1
Level 34
Sep 29, 2025
June 8 is my birthday 😯
+1
Level 46
Sep 30, 2025
And to think that the first answer was the value of pi