Cobb Island, Maryland

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Population in 2010: 1,166.
Males: 475  (40.7%)
Females: 691  (59.3%)
Median resident age:  40.3 years
Maryland median age:  38.5 years

Zip codes: 20625, 20664.

Cobb Island Zip Code Map
Estimated median household income in 2016: $95,735
Cobb Island:

$95,735
MD:

$78,945

Estimated per capita income in 2016: $39,171

Cobb Island CDP income, earnings, and wages data

Estimated median house or condo value in 2016: $310,200
Cobb Island:

$310,200
MD:

$306,900

Mean prices in 2016: All housing units: $293,253; Detached houses: $284,656

Median gross rent in 2016: $1,459.

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Data:
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Based on 2000-2016 data
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  • Races in Cobb Island, MD (2010)

    Cobb Island races chart
    • 1,06891.6%White alone
    • 373.2%Black alone
    • 332.8%Two or more races
    • 181.5%Hispanic
    • 70.6%Asian alone
    • 30.3%American Indian alone

Races in Cobb Island detailed stats: ancestries, foreign born residents, place of birth

Mar. 2016 cost of living index in Cobb Island: 108.2 (more than average, U.S. average is 100)
Recent articles from our blog. Our writers, many of them Ph.D. graduates or candidates, create easy-to-read articles on a wide variety of topics.

Ancestries: German (24.0%), Irish (12.6%), English (5.1%), American (4.6%), French (4.6%), Scottish (4.6%).

Current Local Time: EST time zone

Cobb Island,MD real estate house value index trend

For population 25 years and over in Cobb Island:

  • High school or higher: 91.2%
  • Bachelor's degree or higher: 9.2%
  • Graduate or professional degree: 5.8%

For population 15 years and over in Cobb Island CDP:

  • Never married: 26.1%
  • Now married: 49.7%
  • Separated: 7.9%
  • Widowed: 12.8%
  • Divorced: 3.5%

51 residents are foreign born (6.0% Europe).

This place:

6.0%
Maryland:

14.7%



According to our research of Maryland and other state lists there were 4 registered sex offenders living in Cobb Island, Maryland as of July 16, 2019.
The ratio of number of residents in Cobb Island to the number of sex offenders is 211 to 1.


Median real estate property taxes paid for housing units with mortgages in 2016: $4,994 (1.4%)
Median real estate property taxes paid for housing units with no mortgage in 2016: $3,290 (1.4%)

Nearest city with pop. 50,000+: Dale City, VA (37.6 miles , pop. 55,971).

Nearest city with pop. 200,000+: Washington, DC (45.8 miles , pop. 572,059).

Nearest city with pop. 1,000,000+: Philadelphia, PA (150.8 miles , pop. 1,517,550).

Nearest cities: Rock Point, MD (0.9 miles) , District 7, Milestown, MD (2.0 miles ), Colonial Beach, VA (2.5 miles ), Potomac Mills, VA (2.9 miles ), District 3, Leonardtown, MD (3.3 miles ), Dahlgren Center, VA (3.3 miles ), Leonardtown, MD (3.4 miles ), Montross, VA (3.4 miles ).

Latitude: 38.26 N, Longitude: 76.85 W

Cobb Island household income distribution Cobb Island home values distribution
Unemployment in September 2015:
Here:

4.9%
Maryland:

5.0%

Unemployment by year (%)

Most common industries in 2016 (%)
Males Females
  • Manufacturing (36%)
  • Construction (13%)
  • Public administration (11%)
  • Other services, except public administration (9%)
  • Professional, scientific, and technical services (9%)
  • Administrative and support and waste management services (6%)
  • Information (5%)
  • Health care and social assistance (31%)
  • Accommodation and food services (19%)
  • Finance and insurance (9%)
  • Manufacturing (8%)
  • Retail trade (8%)
  • Public administration (8%)
  • Transportation and warehousing (7%)
Most common occupations in 2016 (%)
Males Females
  • Production occupations (29%)
  • Management occupations (18%)
  • Architecture and engineering occupations (11%)
  • Building and grounds cleaning and maintenance occupations (6%)
  • Fire fighting and prevention, and other protective service workers including supervisors (6%)
  • Law enforcement workers including supervisors (5%)
  • Construction and extraction occupations (5%)
  • Office and administrative support occupations (57%)
  • Business and financial operations occupations (9%)
  • Management occupations (8%)
  • Legal occupations (8%)
  • Food preparation and serving related occupations (8%)
  • Personal care and service occupations (7%)
  • Computer and mathematical occupations (0%)

Work and jobs in Cobb Island: detailed stats about occupations, industries, unemployment, workers, commute

Tornado activity:

Cobb Island-area historical tornado activity is near Maryland state average. It is 7% smaller than the overall U.S. average.

On 4/28/2002, a category F4 (max. wind speeds 207-260 mph) tornado 24.2 miles away from the Cobb Island place center killed 3 people and injured 122 people and caused $124 million in damages.

On 11/2/1966, a category F3 (max. wind speeds 158-206 mph) tornado 21.1 miles away from the place center injured 2 people and caused between $5000 and $50,000 in damages.

Earthquake activity:

Cobb Island-area historical earthquake activity is near Maryland state average. It is 86% smaller than the overall U.S. average.

On 12/9/2003 at 20:59:14, a magnitude 4.5 (4.5 MB, 4.5 LG, Depth: 3.1 mi, Class: Light, Intensity: IV - V) earthquake occurred 74.1 miles away from the city center
On 1/16/1994 at 01:49:16, a magnitude 4.6 (4.6 MB, 4.6 LG, Depth: 3.1 mi) earthquake occurred 149.4 miles away from Cobb Island center
On 9/25/1998 at 19:52:52, a magnitude 5.2 (4.8 MB, 4.3 MS, 5.2 LG, 4.5 MW, Depth: 3.1 mi, Class: Moderate, Intensity: VI - VII) earthquake occurred 291.9 miles away from the city center
On 5/5/2003 at 16:32:32, a magnitude 3.9 (3.9 LG, Depth: 3.1 mi, Class: Light, Intensity: II - III) earthquake occurred 75.3 miles away from the city center
On 3/15/1991 at 06:54:08, a magnitude 3.8 (3.8 LG, Depth: 10.9 mi) earthquake occurred 68.2 miles away from Cobb Island center
On 1/16/1994 at 00:42:43, a magnitude 4.2 (4.2 MB, 4.0 LG, Depth: 3.1 mi) earthquake occurred 149.6 miles away from the city center
Magnitude types: regional Lg-wave magnitude (LG), body-wave magnitude (MB), surface-wave magnitude (MS), moment magnitude (MW)

Natural disasters:

The number of natural disasters in Charles County (20) is greater than the US average (13).
Major Disasters (Presidential) Declared: 15
Emergencies Declared: 5

Causes of natural disasters: Hurricanes: 7, Winter Storms: 6, Snowstorms: 4, Storms: 2, Tropical Storms: 2, Blizzard: 1, Flood: 1, Heavy Rain: 1, Ice Storm: 1, Snowfall: 1, Tornado: 1, Wind: 1 (Note: Some incidents may be assigned to more than one category).

Hospitals and medical centers near Cobb Island:

  • WESTMORELAND REHABILITATION AND HEALTHCARE CENTER (Nursing Home, about 8 miles away; COLONIAL BEACH, VA)
  • MEDSTAR SAINT MARY'S HOSPITAL Acute Care Hospitals (about 12 miles away; LEONARDTOWN, MD)
  • ST. MARY'S NURSING CENTER INC (Nursing Home, about 12 miles away; LEONARDTOWN, MD)
  • CHARLOTTE HALL VETERANS HOME (Nursing Home, about 16 miles away; CHARLOTTE HALL, MD)

airports located in Cobb Island:

Colleges/universities with over 2000 students nearest to Cobb Island:

  • College of Southern Maryland (about 23 miles; La Plata, MD; Full-time enrollment: 5,775)
  • University of Mary Washington (about 34 miles; Fredericksburg, VA; FT enrollment: 4,506)
  • Strayer University-Maryland (about 40 miles; Suitland, MD; FT enrollment: 2,748)
  • Prince George's Community College (about 44 miles; Largo, MD; FT enrollment: 8,537)
  • Northern Virginia Community College (about 45 miles; Annandale, VA; FT enrollment: 35,721)
  • George Washington University (about 46 miles; Washington, DC; FT enrollment: 18,928)
  • Strayer University-Virginia (about 46 miles; Arlington, VA; FT enrollment: 7,005)

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Notable locations in Cobb Island: Pirates Den Marina (A), Cobb Island Volunteer Fire Department and Emergency Medical Services (B). Display/hide their locations on the map

Charles County has a predicted average indoor radon screening level between 2 and 4 pCi/L (pico curies per liter) - Moderate Potential

Air pollution and air quality trends
(lower is better)

Air Quality Index (AQI) level in 2013 was 85.7. This is about average.

City:

85.7
U.S.:

74.7

Ozone [ppb] level in 2013 was 31.2. This is about average. Closest monitor was 16.7 miles away from the city center.

City:

31.2
U.S.:

32.0
Percentage of residents living in poverty in 2016: 19.1%
(17.0% for White Non-Hispanic residents, 46.4% for Black residents)
Average household size:
This place:  2.3 people
Maryland:  2.6 people

Percentage of family households:
This place:  63.3%
Whole state:  67.1%

Percentage of households with unmarried partners:
This place:  7.2%
Whole state:  6.4%

Likely homosexual households (counted as self-reported same-sex unmarried-partner households)
  • Lesbian couples: 0.8% of all households
  • Gay men: 0.6% of all households

Educational Attainment (%) in 2016

School Enrollment by Level of School (%) in 2016

Education Gini index (Inequality in education)
Here:

11.3
Maryland average:

12.6

Presidential Elections Results

1996 2000 2004 2008 2012 2016

1996 Presidential Elections Results

2000 Presidential Elections Results

2004 Presidential Elections Results

2008 Presidential Elections Results

2012 Presidential Elections Results

2016 Presidential Elections Results

Graphs represent county-level data. Detailed 2008 Election Results

Religion statistics for Cobb Island CDP (based on Charles County data)

ReligionAdherentsCongregations
Catholic26,14612
Evangelical Protestant18,32372
Mainline Protestant6,59328
Other1,5127
Black Protestant1,4899
Orthodox1001
None92,388-
Source: Clifford Grammich, Kirk Hadaway, Richard Houseal, Dale E.Jones, Alexei Krindatch, Richie Stanley and Richard H.Taylor. 2012. 2010 U.S.Religion Census: Religious Congregations & Membership Study. Association of Statisticians of American Religious Bodies. Jones, Dale E., et al. 2002. Congregations and Membership in the United States 2000. Nashville, TN: Glenmary Research Center. Graphs represent county-level data

Food Environment Statistics:

Number of grocery stores: 22
Charles County:

1.57 / 10,000 pop.
Maryland:

1.96 / 10,000 pop.
Number of supercenters and club stores: 2
This county:

0.14 / 10,000 pop.
State:

0.07 / 10,000 pop.
Number of convenience stores (no gas): 16
Charles County:

1.14 / 10,000 pop.
Maryland:

1.22 / 10,000 pop.
Number of convenience stores (with gas): 31
Charles County:

2.21 / 10,000 pop.
State:

2.05 / 10,000 pop.
Number of full-service restaurants: 67
Here:

4.78 / 10,000 pop.
State:

5.40 / 10,000 pop.
Adult diabetes rate:
This county:

9.2%
Maryland:

9.1%
Adult obesity rate:
Charles County:

31.9%
Maryland:

26.7%
Low-income preschool obesity rate:
This county:

13.0%
State:

15.5%

7.33% of this county's 2011 resident taxpayers lived in other counties in 2010 ($50,041 average adjusted gross income)

Here:

7.33%
Maryland average:

6.59%

0.18% of residents moved from foreign countries ($1,150 average AGI)
Charles County:

0.18%
Maryland average:

0.09%

Top counties from which taxpayers relocated into this county between 2010 and 2011:
from Prince George's County, MD  2.54% ($49,686 average AGI)
from St. Mary's County, MD  0.54% ($46,585)
from District of Columbia, DC  0.28% ($51,622)


6.73% of this county's 2010 resident taxpayers moved to other counties in 2011 ($51,355 average adjusted gross income)

Here:

6.73%
Maryland average:

6.66%

0.13% of residents moved to foreign countries ($1,173 average AGI)
Charles County:

0.13%
Maryland average:

0.11%

Top counties to which taxpayers relocated from this county between 2010 and 2011:
to Prince George's County, MD  1.72% ($45,990 average AGI)
to St. Mary's County, MD  0.52% ($49,657)
to Calvert County, MD  0.24% ($57,086)

Strongest AM radio stations in Cobb Island:

  • WWGB (1030 AM; daytime; 50 kW; INDIAN HEAD, MD; Owner: GOOD BODY MEDIA, LLC)
  • WPTX (1690 AM; 10 kW; LEXINGTON PARK, MD; Owner: SOMAR COMMUNICATIONS, INC.)
  • WTEM (980 AM; 50 kW; WASHINGTON, DC; Owner: AMFM RADIO LICENSES, L.L.C.)
  • WPGC (1580 AM; 50 kW; MORNINGSIDE, MD; Owner: INFINITY WPGC(AM), INC.)
  • WBIS (1190 AM; 50 kW; ANNAPOLIS, MD; Owner: NATIONS RADIO, LLC)
  • WCBM (680 AM; 50 kW; BALTIMORE, MD; Owner: WCBM MARYLAND, INC.)
  • WTOP (1500 AM; 50 kW; WASHINGTON, DC; Owner: BONNEVILLE HOLDING COMPANY)
  • WRVA (1140 AM; 50 kW; RICHMOND, VA; Owner: CLEAR CHANNEL BROADCASTING LICENSES, INC.)
  • WKCW (1420 AM; 50 kW; WARRENTON, VA; Owner: WAY BROADCASTING, INC.)
  • WMET (1150 AM; 50 kW; GAITHERSBURG, MD; Owner: BELTWAY ACQUISITION CORPORATION)
  • WTAR (850 AM; 50 kW; NORFOLK, VA; Owner: SINCLAIR COMMUNICATIONS)
  • WKDL (730 AM; 8 kW; ALEXANDRIA, VA; Owner: MEGA COMMUNICATIONS OF ALEXANDRIA LICENSEE, LLC)
  • WUST (1120 AM; daytime; 20 kW; WASHINGTON, DC)

Strongest FM radio stations in Cobb Island:

  • WGRQ (95.9 FM; COLONIAL BEACH, VA; Owner: TELEMEDIA BROADCASTING, INC.)
  • WSMD-FM (98.3 FM; MECHANICSVILLE, MD; Owner: SOMAR COMMUNICATIONS, INC.)
  • WKIK-FM (102.9 FM; CALIFORNIA, MD; Owner: SOMAR COMMUNICATIONS, INC.)
  • WWZZ (104.1 FM; WALDORF, MD; Owner: BONNEVILLE HOLDING COMPANY)
  • WMDM-FM (97.7 FM; LEXINGTON PARK, MD; Owner: SOMAR COMMUNICATIONS, INC.)
  • WBZS-FM (92.7 FM; PRINCE FREDERICK, MD; Owner: MEGA COMMUNICATIONS OF PRINCE FREDERICK LICENSEE, LLC)
  • WRAR-FM (105.5 FM; TAPPAHANNOCK, VA; Owner: RAPPAHANNOCK COMMUNICATIONS, INC.)
  • WBQB (101.5 FM; FREDERICKSBURG, VA; Owner: MID ATLANTIC NETWORK, INC.)
  • WNNT-FM (100.9 FM; WARSAW, VA; Owner: NORTHERN NECK & TIDEWATER COMMUNICATIONS, INC)

TV broadcast stations around Cobb Island:

  • WIAV-LP (Channel 58; WASHINGTON, DC; Owner: ASIAVISION, INC.)
  • W52AX (Channel 52; LEONARDTOWN, MD; Owner: SATELLITE VIDEO BROADCASTING)

Cobb Island fatal accident list:

Jan 18, 1987 07:10 PM, Us0301, Vehicles: 2, Persons: 3, Fatalities: 1
Jan 5, 1986 09:50 PM, Co0141, Vehicles: 1, Persons: 2, Fatalities: 1, Drunken persons involved: 1
Aug 22, 1981 07:51 PM, Vehicles: 1, Persons: 3, Fatalities: 1
Oct 28, 1978 00:37 AM, Vehicles: 1, Persons: 2, Fatalities: 1
Nov 27, 1978 04:33 PM, Vehicles: 1, Persons: 1, Fatalities: 1
Jul 9, 1978 11:00 PM, Vehicles: 1, Persons: 1, Fatalities: 1, Drunken persons involved: 1
  • National Bridge Inventory (NBI) Statistics
  • 1Number of bridges
  • 0mTotal length
  • 100Total average daily traffic
  • 5Total average daily truck traffic
  • 100Total future (year 2011) average daily traffic

FCC Registered Private Land Mobile Towers:

1
  • Fire House Main Ave & Bennett Rd (Lat: 38.264306 Lon: -76.852750), Call Sign: WNMG243, Licensee ID: L00032358
    Assigned Frequencies: 155.085 MHz, 158.775 MHzGrant Date: 07/16/2013, Expiration Date: 07/26/2023, Cancellation Date: 03/31/2016Registrant: Charles County, Md, 10425 Audie Lane, La Plata, MD 20646, Phone: (301) 609-3550, Fax: (301) 609-3557, Email:

FCC Registered Maritime Coast & Aviation Ground Towers:

1
  • 17594 Oriole Dr (Lat: 38.262639 Lon: -76.843861), Type: Building, Overall height: 2 m, Call Sign: WXZ879, Licensee ID: L01019673
    Assigned Frequencies: 156.450 MHz, 156.800 MHzGrant Date: 08/23/2005, Expiration Date: 11/17/2015, Cancellation Date: 01/23/2016Registrant: Charles R Chapman Iii, 17594 Oriole Dr, Cobb Island, MD 20625, Phone: (301) 259-4066, Fax: (301) 259-4016

FCC Registered Amateur Radio Licenses:

2
  • Call Sign: N3CMG, Licensee ID: L00574156, Grant Date: 10/25/1994, Expiration Date: 10/25/2004, Cancellation Date: 11/19/2002, Registrant: William J Graves Sr, 12102 Neale Sound Dr, Cobb Island, MD 20625
  • Call Sign: KB3SLK, Licensee ID: L01474749, Grant Date: 03/16/2009, Expiration Date: 03/16/2019, Certifier: Jacob W Rudy Iii, Registrant: Jacob W Rudy Iii, 12048 Neale Sound Dr, Cobb Island, MD 20625

2006 National Fire Incident Reporting System Incidents:

  • Fire: 44
  • Hazardous Condition: 6
  • Service Call: 6
  • Good Intent Call: 5

Incident types - Cobb Island

See full 2006 National Fire Incident Reporting System statistics for Cobb Island, MD

Cobb Island compared to Maryland state average:

  • Unemployed percentage significantly below state average.
  • Black race population percentage significantly below state average.
  • Hispanic race population percentage significantly below state average.
  • Median age significantly above state average.
  • Foreign-born population percentage significantly below state average.
  • Renting percentage below state average.
  • Length of stay since moving in significantly above state average.
  • Percentage of population with a bachelor's degree or higher significantly below state average.

Cobb Island on our top lists:

  • #40 on the list of "Top 100 low-educated but high-earning cities"
  • #85 on the list of "Top 101 counties with the highest percentage of residents relocating from foreign countries between 2010 and 2011 (pop. 50,000+)"
  • #86 on the list of "Top 101 counties with highest percentage of residents voting for Obama (Democrat) in the 2012 Presidential Election (pop. 50,000+)"
  • #90 on the list of "Top 101 counties with the best general health status score of residents (1-5), 3 years of data"
  • #92 on the list of "Top 101 counties with the highest percentage of residents that visited a dentist within the past year"
  • #96 on the list of "Top 101 counties with the lowest number of deaths per 1000 residents 2007-2013 (pop. 50,000+)"
There is 1 pilot and no other airmen in this city.
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  • Timmie Wayne Lamouroux (1)
  • Michael S. Smiroldo (1)

Total of 2 patent applications in 2008-2019.