Mercer County, KY ZIP Codes
Kentucky (KY) · 3 ZIP codes · 3 cities
3
ZIP codes
22,850
population (2021)
+7.1%
pop change since 2010
21167
FIPS code
Mercer County ZIP code map
About Mercer County
Mercer County is located in Kentucky and contains 3 ZIP codes across 3 cities and communities.
The county's population was 22,850 as of 2021,
an increase of
7.1% from 21,331 in 2010.
The timezone is Central Time (observes DST).
The Federal Information Processing System (FIPS) code for Mercer County is 21167.
| Population | |
|---|---|
| 2021 population | 22,850 |
| 2010 population | 21,331 |
| Change | +7.1% |
| County details | |
|---|---|
| State | Kentucky |
| FIPS code | 21167 |
| Timezone | Central |
| Daylight saving | Yes |
Cities in Mercer County
ZIP codes for Mercer County, KY (3)
| ZIP code | City | County | Map |
|---|---|---|---|
| 40310 | Burgin | Mercer | View map |
| 40330 | Harrodsburg | Mercer | View map |
| 40372 | Salvisa | Mercer | View map |
Demographics & statistics
22,787
Population
43.0
Median age
$61,301
Median household income
$30,375
Per capita income
$192,150
Median home value
$674
Median monthly rent
78.6%
Home ownership
8.7%
Poverty rate
7.5%
Unemployment
8,078
Housing units
22.6%
Bachelor's or higher
Age distribution
Male
Female
635
Under 5
639
761
5–9
765
608
10–14
611
666
15–19
669
731
20–24
735
1,331
25–34
1,339
1,311
35–44
1,318
1,405
45–54
1,412
905
55–59
911
821
60–64
826
1,327
65–74
1,335
699
75–84
703
162
85+
162
← Male
Female →
Age summary
| Group | Count | % |
|---|---|---|
| Under 18 | 4,901 | 23.3% |
| 18 and over | 17,886 | 76.7% |
| 65 and over | 4,388 | 18.1% |
| Median age | 43.0 years | |
Race & ethnicity
White
90.4%
Two or more races
3.8%
Black or African American
3.4%
Hispanic or Latino
1.4%
Other race
0.6%
American Indian / Alaska Native
0.2%
Asian
0.2%
| Group | Count | % |
|---|---|---|
| White | 20,882 | 90.4% |
| Two or more races | 880 | 3.8% |
| Black or African American | 786 | 3.4% |
| Hispanic or Latino | 320 | 1.4% |
| Other race | 141 | 0.6% |
| American Indian / Alaska Native | 53 | 0.2% |
| Asian | 42 | 0.2% |
Household income
Under $10k
4.6%
$10k–$15k
3.9%
$15k–$25k
6.5%
$25k–$35k
6.4%
$35k–$50k
14.3%
$50k–$75k
20.3%
$75k–$100k
19.9%
$100k–$150k
17.0%
$150k–$200k
4.7%
$200k+
2.6%
| Range | % of households |
|---|---|
| Under $10k | 4.6% |
| $10k–$15k | 3.9% |
| $15k–$25k | 6.5% |
| $25k–$35k | 6.4% |
| $35k–$50k | 14.3% |
| $50k–$75k | 20.3% |
| $75k–$100k | 19.9% |
| $100k–$150k | 17.0% |
| $150k–$200k | 4.7% |
| $200k+ | 2.6% |
| Median income | $61,301 |
Housing
Home values
Under $50k
6.9%
$50k–$100k
12.7%
$100k–$150k
14.5%
$150k–$200k
19.0%
$200k–$300k
28.6%
$300k–$500k
14.1%
$500k–$1M
2.8%
$1M+
1.6%
Housing overview
| Metric | Value |
|---|---|
| Median home value | $192,150 |
| Median rent / month | $674 |
| Owner occupied | 78.6% |
| Renter occupied | 21.4% |
| Vacant | 9.8% |
| Single-family detached | 79.6% |
| Large apartment buildings | 0.3% |
| Mobile homes | 13.4% |
| Median rooms | 6.1 |
| Avg household size (owned) | 2.77 |
Year built
| Era | % |
|---|---|
| 2020 or later | 0.6% |
| 2010–2019 | 3.8% |
| 2000–2009 | 17.3% |
| 1990–1999 | 23.0% |
| 1980–1989 | 11.6% |
| 1970–1979 | 17.0% |
| 1960–1969 | 6.4% |
| 1950–1959 | 5.0% |
| 1940–1949 | 3.3% |
| 1939 or earlier | 12.1% |
Bedrooms
| Size | % of units |
|---|---|
| No bedroom (studio) | 1.0% |
| 1 bedroom | 4.2% |
| 2 bedrooms | 17.1% |
| 3 bedrooms | 61.3% |
| 4 bedrooms | 11.1% |
| 5+ bedrooms | 5.6% |
Vehicles per household
| Vehicles | % of households |
|---|---|
| No vehicle | 4.7% |
| 1 vehicle | 26.9% |
| 2 vehicles | 33.5% |
| 3 or more | 34.9% |
Heating fuel
| Fuel type | % |
|---|---|
| Utility gas | 12.0% |
| Electricity | 74.1% |
| Propane / LP gas | 8.8% |
| Fuel oil | 0.1% |
| Wood | 3.3% |
| Solar | 0.2% |
| No fuel used | 1.1% |
Households & families
| Household type | Count | % |
|---|---|---|
| Married-couple family | 4,710 | 58.0% |
| Cohabiting couple | 330 | 2.0% |
| Male householder, no spouse | 1,985 | 17.0% |
| Female householder, no spouse | 2,170 | 23.0% |
| Households with children under 18 | 2,396 | 29.8% |
| Households with seniors (65+) | 3,171 | 33.0% |
| Average household size | 2.64 | |
Marital status
| Status | Male | Female |
|---|---|---|
| Never married | 28.4% | 22.6% |
| Married | 56.8% | 54.1% |
| Separated | 1.4% | 0.7% |
| Widowed | 3.9% | 12.8% |
| Divorced | 9.6% | 10.0% |
Education
Less than 9th grade
3.9%
Some HS, no diploma
5.7%
HS graduate
33.5%
Some college, no degree
22.5%
Associate's degree
12.0%
Bachelor's degree
12.7%
Graduate / professional
10.0%
| Metric | % |
|---|---|
| HS diploma or higher | 90.5% |
| Bachelor's or higher | 22.6% |
School enrollment (ages 3–17)
| Type | Count | % |
|---|---|---|
| Nursery / preschool | 392 | 4.8% |
| Kindergarten | 213 | 7.3% |
| Elementary school | 2,084 | 44.6% |
| High school | 1,118 | 28.5% |
| College / grad school | 789 | 14.9% |
Employment
Industry of employment
Education & healthcare
25.7%
Manufacturing
19.6%
Transportation & utilities
13.1%
Retail trade
10.0%
Public administration
6.5%
Professional & management
5.5%
Other services
4.6%
Arts, food & hospitality
4.0%
Finance & real estate
3.8%
Agriculture & mining
3.3%
Construction
2.8%
Information
1.0%
Wholesale trade
0.5%
Occupation
| Category | % |
|---|---|
| Management, business & arts | 36.1% |
| Service | 9.9% |
| Sales & office | 16.8% |
| Natural resources & construction | 12.7% |
| Production & transportation | 24.6% |
Employment type
| Type | % |
|---|---|
| Private sector | 82.4% |
| Government | 12.3% |
| Self-employed | 5.4% |
| Unpaid family workers | 0.1% |
Commute
| Method | % |
|---|---|
| Drive alone | 80.5% |
| Carpool | 9.8% |
| Public transit | 0.0% |
| Walk | 0.1% |
| Other means | 1.2% |
| Avg commute (minutes) | 38.7 |
Poverty
All people
8.7%
Under 18 years
11.4%
18 and over
8.0%
Married-couple families
2.6%
Female-led households
27.7%
Income support
| Source | % of households |
|---|---|
| Social Security | 37.8% |
| Retirement income | 27.1% |
| Supplemental Security | 6.6% |
| Cash public assistance | 0.4% |
| Food stamps / SNAP | 6.7% |
Health indicators
| Condition | % |
|---|---|
| High blood pressure | 40.5% |
| High cholesterol | 37.2% |
| Heart disease | 7.4% |
| Stroke | 3.3% |
| Asthma | 10.8% |
| Arthritis | 31.0% |
| Kidney disease | 3.0% |
| Pulmonary disease | 9.7% |
| Cancer | 7.0% |
| Behavior / access | % |
|---|---|
| Binge drinking | 15.8% |
| No physical activity | 30.2% |
| Less than 7 hrs sleep | 37.9% |
| Fair or poor health | 18.7% |
| Poor mental health | 17.1% |
| Poor physical health | 13.3% |
| No health insurance | 9.9% |
| Visited doctor (checkup) | 76.2% |
| Visited dentist | 58.8% |
| Cholesterol screening | 91.1% |
| Teeth loss | 16.6% |
Veterans & disability
| Veterans | Count | % |
|---|---|---|
| Civilian veterans | 1,427 | 7.6% |
| Disability | % |
|---|---|
| Any disability | 14.5% |
| Under 18 | 5.2% |
| 18–64 years | 11.3% |
| 65 and over | 37.7% |
Health insurance coverage
| Type | % |
|---|---|
| Private insurance | 65.0% |
| Public insurance | 40.5% |
| Uninsured under 19 | 14.2% |
Language & origin
Language spoken at home (age 5+)
| Language | Count | % |
|---|---|---|
| English only | 21,513 | 94.7% |
| Spanish | 369 | 1.0% |
| Other Indo-European | 311 | 0.8% |
| Asian & Pacific Islander | 0 | 0.0% |
| Other languages | 3 | 0.0% |
Place of birth & citizenship
| Origin | Count | % |
|---|---|---|
| Native born (US) | 22,294 | 98.5% |
| Born in same state | 22,283 | 98.4% |
| Born in different state | 17,358 | 79.0% |
| Foreign born | 11 | 0.1% |
| Naturalized citizen | 493 | 1.6% |
| Not a US citizen | 115 | 12.2% |
Ancestry
| Ancestry | Count | % |
|---|---|---|
| Arab | 4,317 | 18.9% |
| French | 3,185 | 14% |
| Italian | 1,736 | 7.6% |
| English | 106 | 0.5% |
| Ancestry | Count | % |
|---|---|---|
| Polish | 51 | 0.2% |
| German | 13 | 0.1% |
| Dutch | 12 | 0.1% |
Technology access
| Metric | % of households |
|---|---|
| Computer access | 38.1% |
| Internet access | 88.3% |
Source: U.S. Census Bureau, American Community Survey 2025 estimates.
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