Most populous ZIP codes in Kentucky
Top 25 most populous ZIP codes in Kentucky. #1 is 40475 (Richmond) with about 65,030 residents. Compare population, income, and housing on US5.
These ZIP codes have the largest populations in Kentucky. Population totals are aggregated from published ZIP-area Census estimates on US5.
The largest codes are 40475 (Richmond) with about 65,030 residents; 42101 (Bowling Green) with about 63,290 residents; 41042 (Florence) with about 55,880 residents.
Open any ZIP for a full demographics, income, and housing profile, or return to the Kentucky state page for the complete ZIP table.
Ranked ZIP codes
| # | ZIP | City | County | Population | Population | Income | Home value |
|---|---|---|---|---|---|---|---|
| 1 | 40475 | Richmond | Madison County | 65,030 | 65,030 | $62,731 | $232,700 |
| 2 | 42101 | Bowling Green | Warren County | 63,290 | 63,290 | $49,045 | $188,200 |
| 3 | 41042 | Florence | Boone County | 55,880 | 55,880 | $75,582 | $210,500 |
| 4 | 42701 | Elizabethtown | Hardin County | 53,240 | 53,240 | $68,715 | $235,500 |
| 5 | 40324 | Georgetown | Scott County | 52,173 | 52,173 | $83,012 | $262,700 |
| 6 | 40601 | Frankfort | Franklin County | 51,627 | 51,627 | $67,125 | $199,900 |
| 7 | 40214 | Louisville/Jefferson County metro government (balance) | Jefferson County | 45,986 | 45,986 | $53,563 | $176,700 |
| 8 | 42301 | Owensboro | Daviess County | 45,399 | 45,399 | $62,010 | $180,600 |
| 9 | 40356 | Nicholasville | Jessamine County | 45,142 | 45,142 | $75,264 | $246,300 |
| 10 | 40509 | Lexington-Fayette urban county | Fayette County | 45,135 | 45,135 | $89,429 | $338,200 |
| 11 | 40216 | Louisville/Jefferson County metro government (balance) | Jefferson County | 43,764 | 43,764 | $50,211 | $154,500 |
| 12 | 42303 | Owensboro | Daviess County | 42,038 | 42,038 | $63,010 | $183,400 |
| 13 | 40299 | Louisville/Jefferson County metro government (balance) | Jefferson County | 41,724 | 41,724 | $85,419 | $274,900 |
| 14 | 42240 | Hopkinsville | Christian County | 41,510 | 41,510 | $49,872 | $147,400 |
| 15 | 40291 | Louisville/Jefferson County metro government (balance) | Jefferson County | 41,506 | 41,506 | $81,576 | $264,700 |
| 16 | 42104 | Bowling Green | Warren County | 41,273 | 41,273 | $73,975 | $282,600 |
| 17 | 41017 | Edgewood | Kenton County | 40,661 | 40,661 | $100,645 | $278,100 |
| 18 | 40229 | Louisville/Jefferson County metro government (balance) | Jefferson County | 40,015 | 40,015 | $78,877 | $197,300 |
| 19 | 40245 | Louisville/Jefferson County metro government (balance) | Jefferson County | 39,261 | 39,261 | $120,171 | $432,900 |
| 20 | 40219 | Louisville/Jefferson County metro government (balance) | Jefferson County | 39,107 | 39,107 | $52,271 | $186,000 |
| 21 | 40165 | Shepherdsville | Bullitt County | 38,533 | 38,533 | $77,083 | $242,700 |
| 22 | 42420 | Henderson | Henderson County | 38,434 | 38,434 | $56,661 | $164,800 |
| 23 | 40272 | Louisville/Jefferson County metro government (balance) | Jefferson County | 37,595 | 37,595 | $66,382 | $169,700 |
| 24 | 40515 | Lexington-Fayette urban county | Fayette County | 36,787 | 36,787 | $83,782 | $317,400 |
| 25 | 40391 | Winchester | Clark County | 36,729 | 36,729 | $67,910 | $197,200 |
Frequently asked questions
What are the most populous ZIP codes in Kentucky?
The largest ZIP on this board is 40475 (Richmond) with about 65,030 residents. See the ranked table for the full top 25.
How does US5 rank ZIP codes in Kentucky?
We rank indexable ZIP codes by population from high to low.
Where can I explore all ZIP codes in Kentucky?
Visit the Kentucky state page for the full ZIP table, demographics summary, and sortable income/housing columns.