County Mayo is home to 143 named mountains. The highest is Mweelrea at 814 m.
There are 143 named mountains in County Mayo. The highest and the most prominent mountain is Mweelrea.

Yes. County Mayo has 143 named mountains. The highest is Mweelrea at 814 m.
The highest mountain in County Mayo is Mweelrea, at 814 m.
County Mayo has 143 named mountains.
