Warren County, KY ZIP Codes
Kentucky (KY) · 10 ZIP codes · 6 cities
10
ZIP codes
137,212
population (2021)
+20.6%
pop change since 2010
21227
FIPS code
Warren County ZIP code map
About Warren County
Warren County is located in Kentucky and contains 10 ZIP codes across 6 cities and communities.
The county's population was 137,212 as of 2021,
an increase of
20.6% from 113,792 in 2010.
The timezone is Mountain Time (observes DST).
The Federal Information Processing System (FIPS) code for Warren County is 21227.
| Population | |
|---|---|
| 2021 population | 137,212 |
| 2010 population | 113,792 |
| Change | +20.6% |
| County details | |
|---|---|
| State | Kentucky |
| FIPS code | 21227 |
| Timezone | Mountain |
| Daylight saving | Yes |
Cities in Warren County
ZIP codes for Warren County, KY (10)
| ZIP code | City | County | Map |
|---|---|---|---|
| 42101 | Bowling Green | Warren | View map |
| 42102 | Bowling Green | Warren | View map |
| 42103 | Bowling Green | Warren | View map |
| 42104 | Bowling Green | Warren | View map |
| 42122 | Alvaton | Warren | View map |
| 42128 | Bowling Green | Warren | View map |
| 42159 | Oakland | Warren | View map |
| 42170 | Woodburn | Warren | View map |
| 42171 | Smiths Grove | Warren | View map |
| 42274 | Rockfield | Warren | View map |
Demographics & statistics
142,269
Population
33.7
Median age
$63,359
Median household income
$33,904
Per capita income
$233,438
Median home value
$814
Median monthly rent
70.8%
Home ownership
10.7%
Poverty rate
3.5%
Unemployment
36,968
Housing units
29.1%
Bachelor's or higher
Age distribution
Male
Female
4,545
Under 5
4,403
4,436
5–9
4,297
4,800
10–14
4,651
5,768
15–19
5,588
8,160
20–24
7,907
9,705
25–34
9,402
8,887
35–44
8,611
8,397
45–54
8,136
4,148
55–59
4,018
3,870
60–64
3,749
5,883
65–74
5,700
2,802
75–84
2,714
859
85+
833
← Male
Female →
Age summary
| Group | Count | % |
|---|---|---|
| Under 18 | 32,530 | 22.4% |
| 18 and over | 109,739 | 77.6% |
| 65 and over | 18,791 | 16.6% |
| Median age | 33.7 years | |
Race & ethnicity
White
77.5%
Black or African American
8.1%
Asian
4.6%
Two or more races
4.4%
Hispanic or Latino
3%
Other race
1.8%
Native Hawaiian / Pacific Islander
0.5%
American Indian / Alaska Native
0.1%
| Group | Count | % |
|---|---|---|
| White | 113,752 | 77.5% |
| Black or African American | 11,929 | 8.1% |
| Asian | 6,723 | 4.6% |
| Two or more races | 6,426 | 4.4% |
| Hispanic or Latino | 4,441 | 3% |
| Other race | 2,586 | 1.8% |
| Native Hawaiian / Pacific Islander | 694 | 0.5% |
| American Indian / Alaska Native | 159 | 0.1% |
Household income
Under $10k
6.0%
$10k–$15k
3.1%
$15k–$25k
9.2%
$25k–$35k
6.9%
$35k–$50k
11.3%
$50k–$75k
15.7%
$75k–$100k
17.9%
$100k–$150k
17.5%
$150k–$200k
6.7%
$200k+
5.8%
| Range | % of households |
|---|---|
| Under $10k | 6.0% |
| $10k–$15k | 3.1% |
| $15k–$25k | 9.2% |
| $25k–$35k | 6.9% |
| $35k–$50k | 11.3% |
| $50k–$75k | 15.7% |
| $75k–$100k | 17.9% |
| $100k–$150k | 17.5% |
| $150k–$200k | 6.7% |
| $200k+ | 5.8% |
| Median income | $63,359 |
Housing
Home values
Under $50k
5.5%
$50k–$100k
8.6%
$100k–$150k
13.1%
$150k–$200k
13.7%
$200k–$300k
28.9%
$300k–$500k
22.3%
$500k–$1M
7.4%
$1M+
0.7%
Housing overview
| Metric | Value |
|---|---|
| Median home value | $233,438 |
| Median rent / month | $814 |
| Owner occupied | 70.8% |
| Renter occupied | 29.2% |
| Vacant | 8.2% |
| Single-family detached | 75.9% |
| Large apartment buildings | 2.0% |
| Mobile homes | 11.1% |
| Median rooms | 6.1 |
| Avg household size (owned) | 2.61 |
Year built
| Era | % |
|---|---|
| 2020 or later | 2.6% |
| 2010–2019 | 10.7% |
| 2000–2009 | 16.7% |
| 1990–1999 | 18.9% |
| 1980–1989 | 13.8% |
| 1970–1979 | 12.2% |
| 1960–1969 | 7.6% |
| 1950–1959 | 4.7% |
| 1940–1949 | 3.1% |
| 1939 or earlier | 9.9% |
Bedrooms
| Size | % of units |
|---|---|
| No bedroom (studio) | 0.6% |
| 1 bedroom | 5.2% |
| 2 bedrooms | 19.3% |
| 3 bedrooms | 51.5% |
| 4 bedrooms | 18.9% |
| 5+ bedrooms | 4.6% |
Vehicles per household
| Vehicles | % of households |
|---|---|
| No vehicle | 3.9% |
| 1 vehicle | 24.5% |
| 2 vehicles | 40.1% |
| 3 or more | 31.5% |
Heating fuel
| Fuel type | % |
|---|---|
| Utility gas | 22.5% |
| Electricity | 63.7% |
| Propane / LP gas | 11.5% |
| Fuel oil | 0.1% |
| Wood | 1.4% |
| No fuel used | 0.7% |
Households & families
| Household type | Count | % |
|---|---|---|
| Married-couple family | 24,541 | 49.9% |
| Cohabiting couple | 4,956 | 6.4% |
| Male householder, no spouse | 11,375 | 23.2% |
| Female householder, no spouse | 14,393 | 20.4% |
| Households with children under 18 | 17,625 | 30.5% |
| Households with seniors (65+) | 13,535 | 29.5% |
| Average household size | 2.46 | |
Marital status
| Status | Male | Female |
|---|---|---|
| Never married | 28.5% | 23.3% |
| Married | 53.1% | 51.6% |
| Separated | 1.7% | 0.9% |
| Widowed | 4.3% | 8.0% |
| Divorced | 12.4% | 16.2% |
Education
Less than 9th grade
4.6%
Some HS, no diploma
6.0%
HS graduate
30.1%
Some college, no degree
19.4%
Associate's degree
10.9%
Bachelor's degree
18.1%
Graduate / professional
11.0%
| Metric | % |
|---|---|
| HS diploma or higher | 89.5% |
| Bachelor's or higher | 29.1% |
School enrollment (ages 3–17)
| Type | Count | % |
|---|---|---|
| Nursery / preschool | 1,878 | 4.5% |
| Kindergarten | 1,964 | 5.5% |
| Elementary school | 13,644 | 47.6% |
| High school | 7,136 | 17.9% |
| College / grad school | 14,313 | 24.5% |
Employment
Industry of employment
Education & healthcare
26.6%
Manufacturing
17.4%
Retail trade
13.4%
Professional & management
8.8%
Arts, food & hospitality
7.0%
Construction
6.8%
Transportation & utilities
5.6%
Other services
4.1%
Finance & real estate
3.4%
Agriculture & mining
2.3%
Public administration
2.2%
Wholesale trade
1.9%
Information
0.4%
Occupation
| Category | % |
|---|---|
| Management, business & arts | 35.5% |
| Service | 15.3% |
| Sales & office | 19.7% |
| Natural resources & construction | 11.4% |
| Production & transportation | 18.1% |
Employment type
| Type | % |
|---|---|
| Private sector | 78.7% |
| Government | 14.3% |
| Self-employed | 6.8% |
| Unpaid family workers | 0.2% |
Commute
| Method | % |
|---|---|
| Drive alone | 82.5% |
| Carpool | 10.2% |
| Public transit | 0.0% |
| Walk | 1.1% |
| Other means | 1.4% |
| Avg commute (minutes) | 23.6 |
Poverty
All people
10.7%
Under 18 years
11.5%
18 and over
10.5%
Married-couple families
3.7%
Female-led households
18.7%
Income support
| Source | % of households |
|---|---|
| Social Security | 32.5% |
| Retirement income | 23.9% |
| Supplemental Security | 3.9% |
| Cash public assistance | 1.0% |
| Food stamps / SNAP | 8.0% |
Health indicators
| Condition | % |
|---|---|
| High blood pressure | 37.7% |
| High cholesterol | 35.3% |
| Heart disease | 6.6% |
| Stroke | 3.0% |
| Asthma | 11.0% |
| Arthritis | 28.4% |
| Kidney disease | 2.8% |
| Pulmonary disease | 8.7% |
| Cancer | 6.4% |
| Behavior / access | % |
|---|---|
| Binge drinking | 16.1% |
| No physical activity | 28.3% |
| Less than 7 hrs sleep | 36.5% |
| Fair or poor health | 17.3% |
| Poor mental health | 17.3% |
| Poor physical health | 12.4% |
| No health insurance | 9.7% |
| Visited doctor (checkup) | 76.3% |
| Visited dentist | 58.0% |
| Cholesterol screening | 90.1% |
| Teeth loss | 16.2% |
Veterans & disability
| Veterans | Count | % |
|---|---|---|
| Civilian veterans | 7,489 | 9.3% |
| Disability | % |
|---|---|
| Any disability | 16.7% |
| Under 18 | 3.3% |
| 18–64 years | 16.1% |
| 65 and over | 36.3% |
Health insurance coverage
| Type | % |
|---|---|
| Private insurance | 72.8% |
| Public insurance | 37.7% |
| Uninsured under 19 | 2.8% |
Language & origin
Language spoken at home (age 5+)
| Language | Count | % |
|---|---|---|
| English only | 133,321 | 93.9% |
| Spanish | 8,347 | 2.6% |
| Other Indo-European | 2,133 | 0.7% |
| Asian & Pacific Islander | 1,457 | 0.5% |
| Other languages | 3,338 | 1.1% |
Place of birth & citizenship
| Origin | Count | % |
|---|---|---|
| Native born (US) | 129,564 | 95.6% |
| Born in same state | 127,909 | 93.9% |
| Born in different state | 85,855 | 66.1% |
| Foreign born | 1,655 | 1.7% |
| Naturalized citizen | 12,705 | 4.5% |
| Not a US citizen | 4,248 | 57.8% |
Ancestry
| Ancestry | Count | % |
|---|---|---|
| French | 15,965 | 11.2% |
| Arab | 15,146 | 10.6% |
| Italian | 13,135 | 9.2% |
| Polish | 962 | 0.7% |
| English | 674 | 0.5% |
| Ancestry | Count | % |
|---|---|---|
| German | 410 | 0.3% |
| Dutch | 315 | 0.2% |
| Irish | 179 | 0.1% |
| Norwegian | 8 | 0% |
Technology access
| Metric | % of households |
|---|---|
| Computer access | 40.4% |
| Internet access | 94.2% |
Source: U.S. Census Bureau, American Community Survey 2025 estimates.
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