Montgomery County, Maryland Cities (2026)

19 cities

City
Rank
2026 Pop.
2020 Pop.
Annual Change
Density
Area (mi²)
Type
Gaithersburg171,29069,4770.43%6,90710 City
Rockville268,95767,3370.39%5,08314 City
Takoma Park317,97717,6130.34%8,6012 City
Poolesville45,9175,7340.53%1,5634 Town
Chevy Chase52,9432,8950.27%6,3290 Town
Kensington62,1682,1280.32%4,3101 Town
Chevy Chase Village72,0822,0480.29%4,9570 Town
Somerset81,2121,1840.41%4,3910 Town
Chevy Chase View91,0241,0030.39%3,8210 Town
Garrett Park101,0109910.3%4,0240 Town
Martin's Additions119559400.32%6,9200 Village
Chevy Chase Section Three128067930.25%6,8890 Village
North Chevy Chase136966800.43%6,0000 Village
Chevy Chase Section Five146886760.29%6,4300 Village
Laytonsville155905770.34%5641 Town
Washington Grove165165040.39%1,5360 Town
Glen Echo172872810.35%2,7860 Town
Brookeville181701640.59%1,2140 Town
Barnesville191451440%2970 Town

Montgomery County Cities Summary

Largest City

Gaithersburg is the largest city in Montgomery County, with a population of 71,290.

Smallest City

Barnesville is the smallest city in Montgomery County, with a population of 145.

10 Largest Cities

There are 19 cities in Montgomery County, Maryland.

Location of Montgomery County