Complex sentence: Shady Grove is an unincorporated area of Montgomery County, Maryland with a population of 5,000-7,000, between the cities of Rockville and Gaithersburg, mostly in zip codes 20850 and 20855, though the exact boundaries are not officially defined.
Split into simpler sentences: Shady Grove is an unincorporated area of Montgomery County, Maryland. It has a population of 5,000-7,000, between the cities of Rockville and Gaithersburg, mostly in zip codes 20850 and 20855, though the exact boundaries are not officially defined.