Largest Municipalities in Colorado by First Letter

Name the largest city beginning with each letter. Counties (or county equivalents) listed are where each municipality is primarily located for municipalities extending into neighboring county(s). If a letter is omitted, it means that there are no municipalities in the state beginning with that letter. Population numbers are 2025 estimates.

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Last updated: July 10, 2025

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First submitted	July 10, 2025
Times taken	13
Average score	59.1%
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First Letter	County	Population	Municipality
A	Adams	400,571	Aurora
B	Boulder	104,414	Boulder
C	El Paso	494,219	Colorado Springs
D	Denver	715,891	Denver
E	Boulder	38,503	Erie
F	Larimer	170,638	Fort Collins
G	Weld	114,833	Greeley
H	Phillips	2,262	Holyoke
I	Clear Creek	1,646	Idaho Springs
J	Weld	20,939	Johnstown
K	Weld	2,578	Keenesburg
L	Arapahoe	155,770	Lakewood
M	Montrose	21,969	Montrose
N	Adams	38,249	Northglenn
O	Delta	3,317	Orchard City
P	Pueblo	110,529	Pueblo
R	Garfield	10,651	Rifle
S	Routt	13,700	Steamboat Springs
T	Adams	146,746	Thornton
V	Eagle	4,323	Vail
W	Adams	113,729	Westminster
Y	Yuma	3,366	Yuma