St. Matthews, KY ZIP Codes
2 ZIP codes serve St. Matthews, Kentucky: 40207 and 40222. Together they are home to 50,373 residents in 23,806 households. That is more than the 17,577 people counted inside St. Matthews city limits, because these ZIP codes reach past its boundary. Median household income ranges from $82,511 in 40222 to $101,898 in 40207.
St. Matthews city limits (Census)
| Measure | Census figure |
|---|---|
| Residents | 17,577 |
| Households | 8,772 |
| Median household income | $82,412 |
| Median home value | $338,000 |
| Median age | 36.5 |
| Median rent | $1,369 |
All 2 ZIP codes together
| Measure | Value |
|---|---|
| Residents (sum of ZIP codes) | 50,373 |
| Households (sum of ZIP codes) | 23,806 |
| Median household income, range across ZIP codes | $82,511 (40222) to $101,898 (40207) |
| Household-weighted average of ZIP medians (an approximation, not a true median) | $93,716 |
| Homeowners | 63.2% |
| Households with kids under 18 | 21.5% |
| Moved in the past year | 15.8% |
| Carrier routes in EDDM2GO's route library | 62 routes, 26,469 homes (2 of 2 ZIP codes) |
Top facts
- Highest median household income in St. Matthews: 40207 ($101,898)
- Most residents: 40207 (28,903 people)
- Highest homeownership: 40207 (69.1% own their home)
- Most households with kids: 40207 (22.0% of households)
- Most new movers: 40207 (16.3% moved in last year)
- Youngest median age: 40222 (39.6 years)
- Highest median home value: 40207 ($421,200)
Every ZIP code in St. Matthews
| ZIP | Mailing city | Residents | Households | Median income | Home value | Homeowners | With kids | New movers | Carrier routes | Mailboxes | Why listed |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 40207 | Louisville | 28,903 | 13,759 | $101,898 | $421,200 | 69.1% | 22.0% | 16.3% | 37 | 16,530 | 31% of its land |
| 40222 | Louisville | 21,470 | 10,047 | $82,511 | $363,000 | 55.1% | 20.9% | 15.2% | 25 | 12,829 | 7% of its land |
A ZIP code is listed for St. Matthews when at least 10% of its land lies inside St. Matthews city limits, when it holds at least 10% of the place's land, or when its USPS mailing city is St. Matthews. The table shows which applies. Totals add up whole ZIP codes, so they include any parts outside St. Matthews.
Counties
- Jefferson County — 39 ZIP codes
Nearby cities sharing these ZIP codes
- Louisville/Jefferson County metro government (balance) — 23 ZIP codes
- Lyndon — 3 ZIP codes
Price a mailing to St. Matthews ZIP codes
EDDM guides
Pick carrier routes on the EDDM route map
Frequently asked questions
- What ZIP codes are in St. Matthews, KY?
- 40207 and 40222. A ZIP code is listed for St.
- What is the population of St. Matthews, KY?
- The Census Bureau counts 17,577 residents inside St. Matthews city limits (ACS 2020–2024). The 2 ZIP codes that serve St. Matthews hold 50,373 residents in all.
- What is the median household income in St. Matthews, KY?
- $82,412 inside St. Matthews city limits, per the Census Bureau. Across its ZIP codes the medians run from $82,511 to $101,898.
- Which St. Matthews ZIP code has the highest median household income?
- 40207, at $101,898, among ZIP codes with at least 1,000 residents.
- How many carrier routes and mailboxes are in St. Matthews, KY?
- For the 2 of 2 ZIP codes in EDDM2GO's stored route library: 62 carrier routes reaching 26,469 residential and 2,881 business mailboxes.
This product uses the Census Bureau Data API but is not endorsed or certified by the Census Bureau.