Somerset, KY ZIP Codes
2 ZIP codes serve Somerset, Kentucky: 42503 and 42501. Together they are home to 43,535 residents in 17,351 households. That is more than the 12,216 people counted inside Somerset city limits, because these ZIP codes reach past its boundary. Median household income ranges from $48,965 in 42501 to $54,707 in 42503.
Somerset city limits (Census)
| Measure | Census figure |
|---|---|
| Residents | 12,216 |
| Households | 4,951 |
| Median household income | $34,704 |
| Median home value | $144,000 |
| Median age | 39.8 |
| Median rent | $775 |
All 2 ZIP codes together
| Measure | Value |
|---|---|
| Residents (sum of ZIP codes) | 43,535 |
| Households (sum of ZIP codes) | 17,351 |
| Median household income, range across ZIP codes | $48,965 (42501) to $54,707 (42503) |
| Household-weighted average of ZIP medians (an approximation, not a true median) | $52,364 |
| Homeowners | 68.2% |
| Households with kids under 18 | 31.0% |
| Moved in the past year | 11.7% |
| Carrier routes in EDDM2GO's route library | 36 routes, 19,816 homes (2 of 2 ZIP codes) |
Top facts
- Highest median household income in Somerset: 42503 ($54,707)
- Most residents: 42503 (25,321 people)
- Highest homeownership: 42503 (71.6% own their home)
- Most households with kids: 42501 (36.1% of households)
- Most new movers: 42503 (12.3% moved in last year)
- Youngest median age: 42501 (40.5 years)
- Highest median home value: 42503 ($210,200)
Every ZIP code in Somerset
| ZIP | Mailing city | Residents | Households | Median income | Home value | Homeowners | With kids | New movers | Carrier routes | Mailboxes | Why listed |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 42503 | Somerset | 25,321 | 10,272 | $54,707 | $210,200 | 71.6% | 27.5% | 12.3% | 20 | 12,187 | 5% of its land; mailing city |
| 42501 | Somerset | 18,214 | 7,079 | $48,965 | $142,200 | 63.3% | 36.1% | 10.9% | 16 | 9,364 | 4% of its land; mailing city |
A ZIP code is listed for Somerset when at least 10% of its land lies inside Somerset city limits, when it holds at least 10% of the place's land, or when its USPS mailing city is Somerset. The table shows which applies. Totals add up whole ZIP codes, so they include any parts outside Somerset.
Counties
- Pulaski County — 8 ZIP codes
Price a mailing to Somerset ZIP codes
EDDM guides
Pick carrier routes on the EDDM route map
Frequently asked questions
- What ZIP codes are in Somerset, KY?
- 42503 and 42501. A ZIP code is listed for Somerset when at least 10% of its land lies inside Somerset city limits, when it holds at least 10% of the place's land, or when its USPS mailing city is Somerset.
- What is the population of Somerset, KY?
- The Census Bureau counts 12,216 residents inside Somerset city limits (ACS 2020–2024). The 2 ZIP codes that serve Somerset hold 43,535 residents in all.
- What is the median household income in Somerset, KY?
- $34,704 inside Somerset city limits, per the Census Bureau. Across its ZIP codes the medians run from $48,965 to $54,707.
- Which Somerset ZIP code has the highest median household income?
- 42503, at $54,707, among ZIP codes with at least 1,000 residents.
- How many carrier routes and mailboxes are in Somerset, KY?
- For the 2 of 2 ZIP codes in EDDM2GO's stored route library: 36 carrier routes reaching 19,816 residential and 1,713 business mailboxes.
This product uses the Census Bureau Data API but is not endorsed or certified by the Census Bureau.