Howard County, MD ZIP Codes

Maryland (MD)  ·  24 ZIP codes  ·  20 cities
24
ZIP codes
334,529
population (2021)
+16.5%
pop change since 2010
24027
FIPS code
Howard County ZIP code map
About Howard County
Howard County is located in Maryland and contains 24 ZIP codes across 20 cities and communities. The county's population was 334,529 as of 2021, an increase of 16.5% from 287,085 in 2010. The timezone is Central Time (observes DST). The Federal Information Processing System (FIPS) code for Howard County is 24027.
Population
2021 population334,529
2010 population287,085
Change+16.5%
County details
StateMaryland
FIPS code24027
TimezoneCentral
Daylight savingYes
Cities in Howard County
Annapolis Junction Clarksville Columbia Cooksville Dayton Dhs Elkridge Ellicott City Fulton Glenelg Glenwood Highland Jessup Laurel Lisbon Savage Simpsonville West Friendship Woodbine Woodstock
ZIP codes for Howard County, MD (24)
ZIP code City County Map
20588 Dhs Howard View map
20701 Annapolis Junction Howard View map
20723 Laurel Howard View map
20759 Fulton Howard View map
20763 Savage Howard View map
20777 Highland Howard View map
20794 Jessup Howard View map
21029 Clarksville Howard View map
21036 Dayton Howard View map
21041 Ellicott City Howard View map
21042 Ellicott City Howard View map
21043 Ellicott City Howard View map
21044 Columbia Howard View map
21045 Columbia Howard View map
21046 Columbia Howard View map
21075 Elkridge Howard View map
21150 Simpsonville Howard View map
21163 Woodstock Howard View map
21723 Cooksville Howard View map
21737 Glenelg Howard View map
21738 Glenwood Howard View map
21765 Lisbon Howard View map
21794 West Friendship Howard View map
21797 Woodbine Howard View map

Demographics & statistics

339,710
Population
39.5
Median age
$146,223
Median household income
$62,424
Per capita income
$622,519
Median home value
$1,191
Median monthly rent
77.5%
Home ownership
4.9%
Poverty rate
4.3%
Unemployment
90,868
Housing units
62.7%
Bachelor's or higher

Age distribution

Male Female
9,696
Under 5
9,104
10,821
5–9
10,160
12,962
10–14
12,169
11,992
15–19
11,260
10,227
20–24
9,601
21,571
25–34
20,253
25,286
35–44
23,741
24,432
45–54
22,939
12,628
55–59
11,856
10,425
60–64
9,788
14,971
65–74
14,056
7,270
75–84
6,825
2,928
85+
2,749
← Male
Female →

Age summary

GroupCount%
Under 1879,85521.7%
18 and over259,85578.3%
65 and over48,79913.8%
Median age39.5 years

Race & ethnicity

White 48.1%
Black or African American 19.8%
Asian 17.4%
Two or more races 6.8%
Hispanic or Latino 5.2%
Other race 2.5%
American Indian / Alaska Native 0.2%
Native Hawaiian / Pacific Islander 0.1%
GroupCount%
White172,15248.1%
Black or African American70,98519.8%
Asian62,38617.4%
Two or more races24,2756.8%
Hispanic or Latino18,4745.2%
Other race9,0202.5%
American Indian / Alaska Native6930.2%
Native Hawaiian / Pacific Islander1990.1%

Household income

Under $10k 1.7%
$10k–$15k 1.2%
$15k–$25k 2.2%
$25k–$35k 3.6%
$35k–$50k 4.9%
$50k–$75k 6.9%
$75k–$100k 10.2%
$100k–$150k 16.1%
$150k–$200k 14.3%
$200k+ 38.9%
Range% of households
Under $10k1.7%
$10k–$15k1.2%
$15k–$25k2.2%
$25k–$35k3.6%
$35k–$50k4.9%
$50k–$75k6.9%
$75k–$100k10.2%
$100k–$150k16.1%
$150k–$200k14.3%
$200k+38.9%
Median income$146,223

Housing

Home values

Under $50k 1.8%
$50k–$100k 0.8%
$100k–$150k 0.4%
$150k–$200k 0.9%
$200k–$300k 4.4%
$300k–$500k 24.3%
$500k–$1M 49.4%
$1M+ 13.2%

Housing overview

MetricValue
Median home value$622,519
Median rent / month$1,191
Owner occupied77.5%
Renter occupied22.5%
Vacant3.2%
Single-family detached65.4%
Large apartment buildings9.1%
Mobile homes0.9%
Median rooms7.8
Avg household size (owned)2.82

Year built

Era%
2020 or later0.3%
2010–201917.9%
2000–200916.9%
1990–199918.3%
1980–198918.5%
1970–197913.5%
1960–19695.2%
1950–19593.4%
1940–19490.9%
1939 or earlier5.2%

Bedrooms

Size% of units
No bedroom (studio)1.8%
1 bedroom6.8%
2 bedrooms14.0%
3 bedrooms25.7%
4 bedrooms32.2%
5+ bedrooms19.4%

Vehicles per household

Vehicles% of households
No vehicle3.4%
1 vehicle22.3%
2 vehicles42.0%
3 or more32.3%

Heating fuel

Fuel type%
Utility gas34.2%
Electricity46.5%
Propane / LP gas6.0%
Fuel oil9.9%
Wood1.0%
Solar1.2%
No fuel used0.7%

Households & families

Household typeCount%
Married-couple family70,29864.4%
Cohabiting couple6,0485.0%
Male householder, no spouse15,83013.2%
Female householder, no spouse28,18817.4%
Households with children under 1844,37235.4%
Households with seniors (65+)33,60427.1%
Average household size2.81

Marital status

StatusMaleFemale
Never married34.2%29.2%
Married57.5%56.2%
Separated0.8%1.0%
Widowed2.3%5.6%
Divorced5.2%7.9%

Education

Less than 9th grade 1.9%
Some HS, no diploma 3.3%
HS graduate 13.8%
Some college, no degree 13.6%
Associate's degree 4.7%
Bachelor's degree 30.0%
Graduate / professional 32.7%
Metric%
HS diploma or higher94.8%
Bachelor's or higher62.7%

School enrollment (ages 3–17)

TypeCount%
Nursery / preschool5,1296.5%
Kindergarten3,8123.3%
Elementary school36,64538.3%
High school20,49322.1%
College / grad school25,41129.7%

Employment

Industry of employment

Education & healthcare 23.8%
Professional & management 22.0%
Public administration 11.9%
Retail trade 8.4%
Finance & real estate 7.5%
Arts, food & hospitality 6.5%
Manufacturing 5.2%
Construction 4.9%
Other services 3.6%
Transportation & utilities 2.6%
Wholesale trade 1.6%
Information 1.6%
Agriculture & mining 0.6%

Occupation

Category%
Management, business & arts63.7%
Service10.4%
Sales & office16.5%
Natural resources & construction4.6%
Production & transportation4.9%

Employment type

Type%
Private sector71.3%
Government23.6%
Self-employed4.8%
Unpaid family workers0.2%

Commute

Method%
Drive alone71.6%
Carpool6.2%
Public transit1.6%
Walk0.8%
Other means0.9%
Avg commute (minutes)31.1

Poverty

All people 4.9%
Under 18 years 5.8%
18 and over 4.6%
Married-couple families 1.8%
Female-led households 10.7%

Income support

Source% of households
Social Security22.9%
Retirement income23.0%
Supplemental Security3.3%
Cash public assistance1.6%
Food stamps / SNAP3.5%

Health indicators

Condition%
High blood pressure28.3%
High cholesterol31.2%
Heart disease4.0%
Stroke1.9%
Asthma8.1%
Arthritis18.7%
Kidney disease2.0%
Pulmonary disease3.6%
Cancer5.7%
Behavior / access%
Binge drinking12.9%
No physical activity15.3%
Less than 7 hrs sleep29.8%
Fair or poor health7.7%
Poor mental health11.0%
Poor physical health6.0%
No health insurance7.1%
Visited doctor (checkup)72.0%
Visited dentist70.7%
Cholesterol screening89.2%
Teeth loss5.8%

Veterans & disability

VeteransCount%
Civilian veterans16,1705.9%
Disability%
Any disability7.6%
Under 182.8%
18–64 years5.4%
65 and over25.6%

Health insurance coverage

Type%
Private insurance87.5%
Public insurance21.3%
Uninsured under 191.8%

Language & origin

Language spoken at home (age 5+)

LanguageCount%
English only320,91095.1%
Spanish24,2575.6%
Other Indo-European5,8961.0%
Asian & Pacific Islander4,8131.0%
Other languages11,8563.3%

Place of birth & citizenship

OriginCount%
Native born (US)267,31282.4%
Born in same state260,60680.6%
Born in different state140,64445.2%
Foreign born6,7061.8%
Naturalized citizen72,39817.6%
Not a US citizen46,40967.8%

Ancestry

AncestryCount%
Italian36,41710.7%
French29,0668.6%
Arab11,3223.3%
Polish2,6590.8%
English1,4420.4%
AncestryCount%
German1,3030.4%
Norwegian1,1960.4%
Irish1,1660.3%
Dutch7740.2%

Technology access

Metric% of households
Computer access34.7%
Internet access98.0%

Source: U.S. Census Bureau, American Community Survey 2025 estimates.

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