Residential delivery area · Kentucky
ZIP Code 40218: Louisville, KY
ZIP code 40218 uses the postal name Louisville, Kentucky and lies entirely in Jefferson County (Census 2020 ZIP-county file). About 34,000 people live there (Census Bureau, ACS 2020-2024), the 10th most populous of Louisville's 34 residential ZIP codes. Median household income is $58,811 (Census Bureau, ACS 2020-2024). Most of its land (64%) lies in the city of Louisville/Jefferson County; 18% is in Louisville.
- ACS2020-24
- Census2020
- FHFA2025
- ZBP2023
- IRS2022
- Town
- Louisville · 34 residential ZIPs
- County
- Jefferson County
- Census places
- Louisville/Jefferson County (64%); Louisville (18%); Watterson Park (12%); West Buechel (7%)
- Metro area
- Louisville/Jefferson County, KY-IN
- House district
- KY-3 119th Congress
- State
- Kentucky
- Time zone
- Eastern
- Land area
- 9.0 sq mi · 3,748 people per sq mi
- PO Box ZIPs
- 32 more ZIP codes use the name Louisville for PO boxes or single organizations
Where is ZIP code 40218?
40218 centers on 38.190°, -85.658° and covers 9.0 square miles of land plus 0.0 of water. It borders 8 ZIP codes: 40231, 40205, 40220, 40213, 40228, 40219, 40291, 40299.
The map draws ZIP code areas only. For the streets inside 40218, open its center on OpenStreetMap.
Source: U.S. Census Bureau, 2020 ZCTA cartographic boundaries and the 2023 Gazetteer (2020 ZCTAs); ZIP-to-county shares, Census places and House districts (119th Congress) from the Census 2020 relationship files (shares of land); metro area from the OMB delineation (July 2023); town name and time zone from simplemaps US ZIP Codes (CC BY 4.0).
How does 40218 compare with the rest of Louisville?
| Measure | 40218 | In Louisville | In KY |
|---|---|---|---|
| People (ACS 2020-2024) | 33,736 | 10th of 34 | 29th of 780 |
| Median household income | $59k | 19th of 29 | 185th of 310 |
| Median home value | $205k | 17th of 29 | 101st of 320 |
Its median household income is higher than in 27% of U.S. residential ZIP codes, and it is denser than 91% of all U.S. residential ZIP codes. ZIP codes at the ACS caps ($250,000 or more for household income, $2,000,000 or more for home value) share the top rank.
Source: U.S. Census Bureau, ACS 2020-2024 5-year estimates (B01003, B19013, B25077); ranks by PlainZIP over residential ZIP codes (ZCTAs).
How many people live in 40218?
The 2020 Census counted 33,437 people in 40218; the ACS, which samples households over 2020-2024, estimates 33,736. Its boundary changed between the 2010 and 2020 censuses, so the two counts are not compared.
- People, ACS 2020-2024
- 33,736
- 2020 Census count
- 33,437
- Households
- 13,474
- Median age
- 33.2
Source: U.S. Census Bureau, ACS 2020-2024 5-year estimates (B01003, B01002, B11001); 2020 Census (DHC P1); 2010 Census (SF1 P1).
Who lives in 40218?
Of the 33,736 people the ACS estimates in 40218, 26.6% are under 18 and 11.6% are 65 or older. The largest group by race and Hispanic origin is White (not Hispanic) (41.5%), then Black (not Hispanic) (29.3%).
- Under 1826.6%
- 18 to 6461.8%
- 65 and older11.6%
- White, not Hispanic41.5%
- Black, not Hispanic29.3%
- Hispanic or Latino18.5%
- Asian, not Hispanic5.4%
- Other or two or more5.2%
Source: U.S. Census Bureau, ACS 2020-2024 5-year estimates (B01001 age by sex, B03002 Hispanic or Latino origin by race); shares of the estimated population, small ZIP codes carry wide margins.
What do households in 40218 earn?
Median household income is $58,811 (ACS 2020-2024), the 19th highest of the 29 ranked ZIP codes in Louisville.
- Median household income
- $58,811
- Income per person
- $29,487
- Below the poverty line
- 14.0%
- Unemployed (of the labor force)
- 4.4%
- Adults 25+ with a bachelor's degree
- 28.6%
- Adjusted gross income per tax return, 2022
- $46,25314,530 returns; wages 81% of AGI (IRS)
Source: U.S. Census Bureau, ACS 2020-2024 and 2015-2019 5-year estimates (B19013, B19301, B17001, B23025, B15003; 2015-2019 dollars converted with the BLS CPI-U, 1.22699); IRS Statistics of Income, ZIP code data, tax year 2022 (adjusted gross income per return, filed under the address on the return).
What are homes worth in 40218?
FHFA's house price index for 40218, built from repeat sales and appraisals of the same homes, rose 87% from 2015 to 2025 and rose 46% from 2020 to 2025, and moved +1.7% in 2025.
- Median home value (owners' estimate)
- $205,300
- Median gross rent
- $1,162
- Homes owned by their occupants
- 49.5%
- Housing units
- 14,288
Source: U.S. Census Bureau, ACS 2020-2024 5-year estimates (B25077, B25064, B25003, B25001); FHFA House Price Index, annual five-digit ZIP, updated 2026-03-31.
What businesses are in 40218?
900 business establishments had a location in this ZIP code in 2023, 5 fewer than in 2018; the most are in health care and social assistance (ZIP Code Business Patterns).
- Health care and social assistance114
- Retail trade105
- Construction98
- Other services (except public administration)95
- Wholesale trade81
- Professional, scientific, and technical services68
Source: U.S. Census Bureau, ZIP Code Business Patterns 2023 and 2018 (establishments with paid employees, by the business's ZIP code).
Which ZIP codes are next to 40218?
| ZIP | Town | People | Household income | Distance |
|---|---|---|---|---|
| 40231 | Louisville | 0 | – | 2.1 mi |
| 40205 | Louisville | 24,664 | $100k | 2.7 mi |
| 40220 | Louisville | 35,078 | $78k | 2.8 mi |
| 40213 | Louisville | 16,054 | $56k | 3.3 mi |
| 40228 | Louisville | 18,085 | $79k | 3.6 mi |
| 40219 | Louisville | 39,909 | $56k | 4.0 mi |
| 40291 | Louisville | 41,222 | $81k | 6.1 mi |
| 40299 | Louisville | 42,207 | $89k | 8.1 mi |
| 40209 | Louisville | 639 | – | 4.2 mi (near) |
| 40280 | Louisville | 182 | – | 4.3 mi (near) |
Source: PlainZIP from the Census 2020 ZCTA boundaries (shared edges) and internal points; figures ACS 2020-2024.