Spring Mill, KY ZIP Codes
One ZIP code serves Spring Mill, Kentucky: 40228. Together they are home to 18,085 residents in 7,279 households. That is more than the 389 people counted inside Spring Mill city limits, because these ZIP codes reach past its boundary.
Spring Mill city limits (Census)
| Measure | Census figure |
|---|---|
| Residents | 389 |
| Households | 141 |
| Median household income | $109,375 |
| Median home value | $316,700 |
| Median age | 40.8 |
| Median rent | not published |
All 1 ZIP codes together
| Measure | Value |
|---|---|
| Residents (sum of ZIP codes) | 18,085 |
| Households (sum of ZIP codes) | 7,279 |
| Median household income, range across ZIP codes | $79,404 (40228) to $79,404 (40228) |
| Household-weighted average of ZIP medians (an approximation, not a true median) | $79,404 |
| Homeowners | 77.2% |
| Households with kids under 18 | 25.6% |
| Moved in the past year | 12.1% |
| Carrier routes in EDDM2GO's route library | 12 routes, 8,542 homes (1 of 1 ZIP codes) |
Every ZIP code in Spring Mill
| ZIP | Mailing city | Residents | Households | Median income | Home value | Homeowners | With kids | New movers | Carrier routes | Mailboxes | Why listed |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 40228 | Louisville | 18,085 | 7,279 | $79,404 | $241,300 | 77.2% | 25.6% | 12.1% | 12 | 8,891 | 1% of its land |
A ZIP code is listed for Spring Mill when at least 10% of its land lies inside Spring Mill city limits, when it holds at least 10% of the place's land, or when its USPS mailing city is Spring Mill. The table shows which applies. Totals add up whole ZIP codes, so they include any parts outside Spring Mill.
Counties
- Jefferson County — 39 ZIP codes
Nearby cities sharing these ZIP codes
- Louisville/Jefferson County metro government (balance) — 23 ZIP codes
Price a mailing to Spring Mill ZIP codes
EDDM guides
Pick carrier routes on the EDDM route map
Frequently asked questions
- What ZIP codes are in Spring Mill, KY?
- 40228. A ZIP code is listed for Spring Mill when at least 10% of its land lies inside Spring Mill city limits, when it holds at least 10% of the place's land, or when its USPS mailing city is Spring Mill.
- What is the population of Spring Mill, KY?
- The Census Bureau counts 389 residents inside Spring Mill city limits (ACS 2020–2024). The 1 ZIP code that serve Spring Mill hold 18,085 residents in all.
- What is the median household income in Spring Mill, KY?
- $109,375 inside Spring Mill city limits, per the Census Bureau. Across its ZIP codes the medians run from $79,404 to $79,404.
- How many carrier routes and mailboxes are in Spring Mill, KY?
- For the 1 of 1 ZIP codes in EDDM2GO's stored route library: 12 carrier routes reaching 8,542 residential and 347 business mailboxes.
This product uses the Census Bureau Data API but is not endorsed or certified by the Census Bureau.