Comparison to Surrounding Areas
The median household income ($58,811) for 40218 is less than the median household income for 40220 ($78,434), 40291 ($81,267), 40299 ($89,440), 40205 ($99,966), 40228 ($79,404), Jefferson County ($69,866), and Louisville/Jefferson County metro government ($66,849). But it's more than 40213 ($55,897), 40219 ($55,720), 40231 ($-1), Watterson Park city ($39,844), and West Buechel city ($48,784).
| 40218 | $58,811 |
| Louisville/Jefferson County metro government | $66,849 |
| Watterson Park city | $39,844 |
| West Buechel city | $48,784 |
| Jefferson County | $69,866 |
Get Median Household Income for all Zip Codes in Kentucky.
The average household income ($71,687) for 40218 is less than the average household income for 40299 ($111,288), 40228 ($93,807), 40291 ($99,581), 40205 ($136,122), 40213 ($80,375), 40220 ($95,165), Jefferson County ($97,866), and Louisville/Jefferson County metro government ($93,175). But it's more than 40219 ($66,962), 40231 ($-1), Watterson Park city ($47,065), and West Buechel city ($62,882).
| 40218 | $71,687 |
| Louisville/Jefferson County metro government | $93,175 |
| Watterson Park city | $47,065 |
| West Buechel city | $62,882 |
| Jefferson County | $97,866 |
Get Average Household Income for all Zip Codes in Kentucky.
The per-capita income for 40218 is $29,487. The per capita income ($29,487) for 40218 is less than the per capita income for 40299 ($45,767), 40228 ($37,852), 40291 ($40,580), 40205 ($59,226), 40213 ($37,042), 40220 ($42,358), Jefferson County ($42,087), and Louisville/Jefferson County metro government ($39,683). But it's more than 40219 ($27,750), 40231 ($-1), Watterson Park city ($25,724), and West Buechel city ($27,953).
| 40218 | $29,487 |
| Louisville/Jefferson County metro government | $39,683 |
| Watterson Park city | $25,724 |
| West Buechel city | $27,953 |
| Jefferson County | $42,087 |
Get Per-Capita Income for all Zip Codes in Kentucky.
4.2% of households make over $200,000 a year. The percent high income households (4.2%) for 40218 is less than the percent high income households for 40299 (13.2%), 40228 (7.7%), 40291 (10.0%), 40205 (19.1%), 40213 (5.1%), 40220 (7.6%), Jefferson County (9.6%), and Louisville/Jefferson County metro government (8.7%). But it's more than 40219 (2.7%), 40231 (-1.0%), Watterson Park city (1.0%), and West Buechel city (2.4%).
| 40218 | 4.2% |
| Louisville/Jefferson County metro government | 8.7% |
| Watterson Park city | 1.0% |
| West Buechel city | 2.4% |
| Jefferson County | 9.6% |
Get High Income Households for all Zip Codes in Kentucky.
| under 25 years | 25 to 44 years | 45 to 64 years | 65 years and over | |
|---|---|---|---|---|
| 40218 | $32,184 | $64,493 | $67,107 | $41,571 |
| Louisville/Jefferson County metro government | $43,308 | $74,398 | $79,985 | $50,722 |
| Watterson Park city | $-1 | $50,938 | $40,556 | $28,750 |
| West Buechel city | $35,417 | $48,145 | $65,313 | $80,263 |
| Jefferson County | $43,282 | $78,101 | $84,132 | $52,849 |
Get Median Household Income by Age of Householder for all Zip Codes in Kentucky.
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All income statistics above are the most current, comparable income statistics available from the US Census Bureau and are from the American Community Survey 2024 5-year estimates. You can find this information and other demographics for 40218 on the US Census Bureau’s website. These values are in 2024 inflation-adjusted dollars and were downloaded on 29 January 2026.
Margins of error for the income data are:
| Median Household Income | Average Household Income | Per Capita Income | High Income Households | Median Household Income by Age of Householder | ||||
|---|---|---|---|---|---|---|---|---|
| under 25 | 25 to 44 | 45 to 64 | 65+ | |||||
| 40218 | +/-$4,034 | +/-$4,771 | +/-$1,870 | +/-1.8% | +/-$7,442 | +/-$6,021 | +/-$7,771 | +/-$5,461 |
| Louisville/Jefferson County metro government | +/-$1,523 | +/-$1,511 | +/-$631 | +/-0.4% | +/-$2,702 | +/-$2,537 | +/-$2,259 | +/-$1,642 |
| Watterson Park city | +/-$8,488 | +/-$7,527 | +/-$7,191 | +/-1.6% | +/-$-1 | +/-$43,649 | +/-$22,341 | +/-$14,732 |
| West Buechel city | +/-$9,583 | +/-$13,450 | +/-$5,845 | +/-3.5% | +/-$16,402 | +/-$10,725 | +/-$18,312 | +/-$58,961 |
| Jefferson County | +/-$1,228 | +/-$1,404 | +/-$591 | +/-0.4% | +/-$2,606 | +/-$2,600 | +/-$2,638 | +/-$1,487 |