US ZIP Code
42603

Alpha, KY

Clinton County  ·  Kentucky

● Active
👥 552 Population ↑ 836% since 2019
💰 $38,942 Median HH Income
▼ 49% below avg
🎂 42.4 Median Age ↑ 47% since 2019
🏠 $93,200 Median Home Value
▼ 67% below avg
🎓 35.9% College Grads
≈ Avg
📊 0.0% Unemployment
▼ 100% below avg ↓ 100% since 2019
ZIP Code Details
ZIP Code42603
CityAlpha
StateKentucky (KY)
CountyClinton County
Area Code606
Elevation972 ft
Latitude36.783616
Longitude-85.014101
TimezoneNew York (DST)
FIPS21231
ZIP TypeStandard
StatusActive
People & Population (ACS 2023)
♂ Male 46.2% (255) Female 53.8% (297) ♀

Race & Ethnicity

White: 99.6%Other: 0.4%Race
White99.6%
Other0.4%

Age Breakdown

Under 5
7%
5–17
25%
18–24
4%
25–44
21%
45–64
35%
65+
5%

Key Indicators

Median Age42.4 yrs ↑ 47% since 2019
Avg Household Size2.36
Below Poverty37.1% ▲ 271% above avg
College Grads35.9% ≈ Avg
Unemployment0.0% ▼ 100% below avg
HS Graduate48 (18.8%)
Some College107 (41.8%)
Associates9 (3.5%)
Bachelors53 (20.7%)
Graduate Degree39 (15.2%)

Education

HS Grad: 18.8%Some College: 41.8%Associates: 3.5%Bachelors: 20.7%Graduate: 15.2%Edu
HS Grad18.8%
Some College41.8%
Associates3.5%
Bachelors20.7%
Graduate15.2%
Housing & Income

Housing Tenure

Owner: 93.1%Renter: 6.9%Tenure
Owner93.1%
Renter6.9%

Home Value Distribution

Under $50k
23%
$50k–100k
31%
$100k–150k
25%
$150k–200k
14%
$300k–500k
6%

Financials

Median HH Income$38,942 ▼ 49% below avg
Median Home Value$93,200 ▼ 67% below avg
Home/Income Ratio2.4x (nat avg ~3.5x)
Total Units282
Vacant Units51
Avg HH Size2.36

Income Distribution

Under $25k
36%
$25k–50k
13%
$50k–75k
18%
$75k–100k
20%
$100k–150k
10%
Over $200k
4%
Employment & Commute

How People Get to Work

Drove Alone
100%

Commute Time

Under 15 min
36%
15–30 min
44%
30–45 min
8%
Over 45 min
12%
Housing Stock

Year Built

1940s–1950s
5%
1960s–1970s
3%
1980s–1990s
27%
2000+
64%

Summary

Total Units282
Vacant51
Owner Occupied93.1%
Renter Occupied6.9%
Avg HH Size2.36
Frequently Asked Questions
ZIP code 42603 is in Alpha, KY, in Clinton County.
ZIP code 42603 is located in Kentucky (KY).
ZIP code 42603 is in Clinton County, KY.
ZIP 42603 observes the New York timezone. Daylight Saving Time is observed.
The estimated population of ZIP code 42603 is 552 people (ACS 2023).
The median household income in ZIP code 42603 is $38,942 (ACS 2023).
The median home value in ZIP 42603 is $93,200 (ACS 2023).
About ZIP Code 42603

ZIP code 42603 is located in Alpha, Kentucky, within Clinton County. With a population of 552, this is a sparsely populated ZIP code with a middle-aged community — the median age is 42.4 years. Economically, 42603 is a lower-income ZIP code: the median household income of $38,942 is below the national average.

Real estate in ZIP code 42603 represents one of the more affordable housing markets in the country. The median home value of $93,200 is well below the national average. Homeownership is strong here — 93.1% of occupied units are owner-occupied, suggesting an established, stable residential community.

The population of 42603 is primarily White (99.64%). Residents are moderately educated — 35.9% hold a bachelor's degree or higher, which is near the national average. Poverty affects a significant share of residents at 37.1%.

Overall, ZIP code 42603 in Alpha, KY is characterized as lower-income, moderately educated, a middle-aged community, and predominantly owner-occupied. With 552 residents, a median household income of $38,942, and a median home value of $93,200, it offers a clear picture of life in this part of Kentucky.