Kentucky ZIP Codes

ZIP records
780
Cities represented
721
Counties represented
120
Sum of listed ZIP population estimates
4,542,460

Population sum includes positive estimates in these ZIP records; it is not an official state population.

Top ZIP Codes by Population

Rank	ZIP Code	City	County	Population estimate
1	40475	Richmond	Madison	65,961
2	42101	Bowling Green	Warren	65,421
3	41042	Florence	Boone	57,634
4	42701	Elizabethtown	Hardin	53,987
5	40324	Georgetown	Scott	53,406
6	40601	Frankfort	Franklin	51,893
7	40509	Lexington	Fayette	47,036
8	40356	Nicholasville	Jessamine	45,849
9	42301	Owensboro	Daviess	45,445
10	40214	Louisville	Jefferson	45,405
11	40216	Louisville	Jefferson	44,047
12	40299	Louisville	Jefferson	42,207
13	42303	Owensboro	Daviess	42,119
14	42104	Bowling Green	Warren	42,076
15	42240	Hopkinsville	Christian	41,415
16	40229	Louisville	Jefferson	41,299
17	40291	Louisville	Jefferson	41,222
18	41017	Ft Mitchell	Kenton	40,719
19	40219	Louisville	Jefferson	39,909
20	40245	Louisville	Jefferson	39,835

Counties

Cities

ZIP Prefix Directory

ZIP Range Directory

ZIP range 40000-49999

Download Kentucky ZIP records (CSV)

Methodology: ZIP records and place names are grouped using the source file's state, city, county, and ZIP fields. Population sums add positive ZIP-level estimates; they are not official state totals. Prefix and range links lead to directories of records sharing those ZIP patterns.