Collin County, Texas Cities (2024)

Note: As defined by the US Census Bureau, a city's official boundaries often extend miles beyond the city itself and may even cross county lines. As such, several thousand US cities officially exist in two or more counties (and therefore appear on multiple counties' lists of cities.)

29 cities

City
Rank
2024 Pop.
2020 Pop.
Change
Density (/mi²)
Area (mi²)
Type
Dallas11,302,7531,303,212-0.01%3,835339.7City
Plano2291,450286,4080.43%4,06571.7City
Frisco3232,424202,7543.3%3,38968.6City
McKinney4218,846197,4972.5%3,26867.0City
Allen5113,644105,5481.81%4,30426.4City
Wylie662,14457,8791.75%2,81322.1City
Celina751,82017,80819.63%1,08647.7City
Prosper845,27430,8168.67%1,79725.2Town
Princeton931,52317,53712.47%3,12210.1City
Anna1030,87817,37012.28%1,73217.8City
Melissa1126,64914,33613.06%2,32711.5City
Murphy1220,86621,082-0.26%3,6635.7City
Fairview1310,91110,4261.12%1,2308.9Town
Lucas148,9657,6733.74%57515.6City
Josephine158,7322,25522.76%4,8321.8City
Lavon168,4814,53513.15%2,5143.4City
Parker176,4145,5263.58%7548.5City
Farmersville184,3583,6254.38%1,0624.1City
Lowry Crossing191,6761,690-0.24%6462.6City
Seis Lagos201,4518997.64%1,9140.8CDP
Nevada211,4501,3242.19%6082.4City
Westminster221,3937682.8%3504.0CDP
Blue Ridge231,2061,1810.5%1,0261.2City
Weston2499228721.57%2214.5City
St. Paul25984991-0.2%6861.4Town
New Hope266786660.44%4731.4Town
Union Valley275233797.39%2132.5City
Hebron28223226-0.45%8320.3Town
Mobile City291671423.73%11,1330.0City

Note: City markers shown outside the county boundary mean that a part of the city extends into this county, but is primarily located in an adjacent county.

What is the largest city in Collin County, Texas?

Dallas is the largest city in Collin County.

What is the smallest city in Collin County, Texas?

Mobile City is the smallest city in Collin County.

How many cities are in Collin County?

There are 29 cities in Collin County, Texas.

Frequently Asked Questions