A measurement on google maps indicates LI is 117 miles long. Saying it's 30 miles long reveals the ignorance of someone who is writing about a place [choose your pronouns] has never been. It takes a couple of hours by train or by car to travel the length.
“The North Fork doesn’t want to be the Hamptons 2.0, but the area’s record-setting sales say otherwise.
“The 30-mile-long Long Island peninsula enjoyed another historically high season for home sales last quarter.”
The 30 miles is of the North Fork peninsula and not of Long Island as a whole.
I think the writer is talking about the tine , if you will, that is the North Fork itself.
There’s that northern spur at the end of Long Island.
<>reveals the ignorance of someone . . .<>
Check your bathroom mirror for ignorance.