Comparison to Surrounding Areas
The median household income ($144,635) for 40023 is more than 40299 ($89,440), 40022 ($98,333), 40067 ($97,684), 40071 ($98,528), 40245 ($122,948), Jefferson County ($69,866), Shelby County ($82,604), Spencer County ($102,618), Elk Creek CDP ($144,100), and Louisville/Jefferson County metro government ($66,849).
| 40023 | $144,635 |
| Elk Creek CDP | $144,100 |
| Louisville/Jefferson County metro government | $66,849 |
| Jefferson County | $69,866 |
| Shelby County | $82,604 |
| Spencer County | $102,618 |
Get Median Household Income for all Zip Codes in Kentucky.
The average household income ($181,069) for 40023 is more than 40299 ($111,288), 40022 ($137,333), 40067 ($129,513), 40071 ($113,498), 40245 ($163,222), Jefferson County ($97,866), Shelby County ($104,252), Spencer County ($116,525), Elk Creek CDP ($169,698), and Louisville/Jefferson County metro government ($93,175).
| 40023 | $181,069 |
| Elk Creek CDP | $169,698 |
| Louisville/Jefferson County metro government | $93,175 |
| Jefferson County | $97,866 |
| Shelby County | $104,252 |
| Spencer County | $116,525 |
Get Average Household Income for all Zip Codes in Kentucky.
The per-capita income for 40023 is $66,318. The per capita income ($66,318) for 40023 is more than 40299 ($45,767), 40022 ($53,946), 40067 ($51,261), 40071 ($40,699), 40245 ($62,005), Jefferson County ($42,087), Shelby County ($39,890), Spencer County ($43,368), Elk Creek CDP ($59,702), and Louisville/Jefferson County metro government ($39,683).
| 40023 | $66,318 |
| Elk Creek CDP | $59,702 |
| Louisville/Jefferson County metro government | $39,683 |
| Jefferson County | $42,087 |
| Shelby County | $39,890 |
| Spencer County | $43,368 |
Get Per-Capita Income for all Zip Codes in Kentucky.
26.1% of households make over $200,000 a year. The percent high income households (26.1%) for 40023 is less than the percent high income households for 40245 (27.1%) and Elk Creek CDP (26.7%). But it's more than 40299 (13.2%), 40022 (15.3%), 40067 (15.7%), 40071 (11.1%), Jefferson County (9.6%), Shelby County (10.0%), Spencer County (12.2%), and Louisville/Jefferson County metro government (8.7%).
| 40023 | 26.1% |
| Elk Creek CDP | 26.7% |
| Louisville/Jefferson County metro government | 8.7% |
| Jefferson County | 9.6% |
| Shelby County | 10.0% |
| Spencer County | 12.2% |
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 | |
|---|---|---|---|---|
| 40023 | $-1 | $144,896 | $153,571 | $106,098 |
| Elk Creek CDP | $-1 | $159,050 | $150,341 | $88,750 |
| Louisville/Jefferson County metro government | $43,308 | $74,398 | $79,985 | $50,722 |
| Jefferson County | $43,282 | $78,101 | $84,132 | $52,849 |
| Shelby County | $31,541 | $101,974 | $88,686 | $52,332 |
| Spencer County | $55,441 | $125,042 | $102,674 | $67,535 |
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 40023 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+ | |||||
| 40023 | +/-$15,506 | +/-$32,541 | +/-$12,584 | +/-6.2% | +/-$-1 | +/-$23,569 | +/-$11,833 | +/-$31,102 |
| Elk Creek CDP | +/-$14,785 | +/-$31,242 | +/-$10,037 | +/-9.7% | +/-$-1 | +/-$82,666 | +/-$30,323 | +/-$45,398 |
| Louisville/Jefferson County metro government | +/-$1,523 | +/-$1,511 | +/-$631 | +/-0.4% | +/-$2,702 | +/-$2,537 | +/-$2,259 | +/-$1,642 |
| Jefferson County | +/-$1,228 | +/-$1,404 | +/-$591 | +/-0.4% | +/-$2,606 | +/-$2,600 | +/-$2,638 | +/-$1,487 |
| Shelby County | +/-$4,414 | +/-$5,599 | +/-$1,955 | +/-1.5% | +/-$11,581 | +/-$9,339 | +/-$11,719 | +/-$5,377 |
| Spencer County | +/-$12,041 | +/-$8,604 | +/-$3,060 | +/-3.0% | +/-$15,681 | +/-$6,230 | +/-$19,829 | +/-$13,505 |