Residential delivery area · Kentucky
ZIP Code 40229: Louisville, KY
ZIP code 40229 uses the postal name Louisville, Kentucky and lies mostly in Jefferson County (70% of its land) with the rest in Bullitt County (Census 2020 ZIP-county file). About 41,000 people live there (Census Bureau, ACS 2020-2024), the 4th most populous of Louisville's 34 residential ZIP codes. Median household income is $79,936 (Census Bureau, ACS 2020-2024). Most of its land (68%) lies in the city of Louisville/Jefferson County.
- ACS2020-24
- Census2020
- FHFA2025
- ZBP2023
- IRS2022
- Town
- Louisville · 34 residential ZIPs
- County
- Jefferson County (70%); Bullitt County (30%)
- Census places
- Louisville/Jefferson County (68%); Hillview (12%); Heritage Creek (3%); Hunters Hollow (under 1%)
- Metro area
- Louisville/Jefferson County, KY-IN
- House districts
- KY-3 (70%), KY-2 (30%) 119th Congress, by share of land
- State
- Kentucky
- Time zone
- Eastern
- Land area
- 17.5 sq mi · 2,359 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 40229?
40229 centers on 38.088°, -85.660° and covers 17.5 square miles of land plus 0.2 of water. It borders 7 ZIP codes: 40228, 40219, 40291, 40109, 40118, 40047, 40165.
The map draws ZIP code areas only. For the streets inside 40229, 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 40229 compare with the rest of Louisville?
| Measure | 40229 | In Louisville | In KY |
|---|---|---|---|
| People (ACS 2020-2024) | 41,299 | 4th of 34 | 16th of 780 |
| Median household income | $80k | 9th of 29 | 57th of 310 |
| Median home value | $215k | 16th of 29 | 91st of 320 |
Its median household income is higher than in 62% of U.S. residential ZIP codes, and it is denser than 86% 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 40229?
The 2020 Census counted 39,380 people in 40229; the ACS, which samples households over 2020-2024, estimates 41,299. Its boundary changed between the 2010 and 2020 censuses, so the two counts are not compared.
- People, ACS 2020-2024
- 41,299
- 2020 Census count
- 39,380
- Households
- 15,630
- Median age
- 36.2
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 40229?
Of the 41,299 people the ACS estimates in 40229, 23.9% are under 18 and 12.5% are 65 or older. The largest group by race and Hispanic origin is White (not Hispanic) (64.2%), then Hispanic or Latino (14.5%).
- Under 1823.9%
- 18 to 6463.7%
- 65 and older12.5%
- White, not Hispanic64.2%
- Hispanic or Latino14.5%
- Black, not Hispanic13.1%
- Other or two or more6.5%
- Asian, not Hispanic1.7%
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 40229 earn?
Median household income is $79,936 (ACS 2020-2024), the 9th highest of the 29 ranked ZIP codes in Louisville.
- Median household income
- $79,936
- Income per person
- $36,787
- Below the poverty line
- 11.8%
- Unemployed (of the labor force)
- 3.4%
- Adults 25+ with a bachelor's degree
- 22.9%
- Adjusted gross income per tax return, 2022
- $55,39919,550 returns; wages 84% 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 40229?
FHFA's house price index for 40229, built from repeat sales and appraisals of the same homes, rose 96% from 2015 to 2025 and rose 49% from 2020 to 2025, and moved +2.3% in 2025.
- Median home value (owners' estimate)
- $215,100
- Median gross rent
- $1,301
- Homes owned by their occupants
- 71.8%
- Housing units
- 16,163
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 40229?
400 business establishments had a location in this ZIP code in 2023, 14 more than in 2018; the most are in retail trade (ZIP Code Business Patterns).
- Retail trade66
- Construction45
- Other services (except public administration)42
- Accommodation and food services37
- Health care and social assistance36
- Administrative and support and waste management and remediation services34
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 40229?
| ZIP | Town | People | Household income | Distance |
|---|---|---|---|---|
| 40228 | Louisville | 18,085 | $79k | 3.8 mi |
| 40219 | Louisville | 39,909 | $56k | 3.8 mi |
| 40291 | Louisville | 41,222 | $81k | 5.1 mi |
| 40109 | Brooks | 2,376 | $76k | 5.2 mi |
| 40118 | Fairdale | 10,697 | $59k | 5.3 mi |
| 40047 | Mount Washington | 23,662 | $99k | 6.8 mi |
| 40165 | Shepherdsville | 38,403 | $80k | 6.9 mi |
| 40213 | Louisville | 16,054 | $56k | 6.8 mi (near) |
Source: PlainZIP from the Census 2020 ZCTA boundaries (shared edges) and internal points; figures ACS 2020-2024.