Contra Costa County, California (CA)

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% of renters here:	31%
State:	43%

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Type of workers:

Contra Costa County, California business data: stores, dealers, real estate agents, wholesalers, restaurants...

Races in Contra Costa County, California:

Median resident age:	36.4 years
California median age:	33.3 years

Males: 463,270	(48.8%)
Females: 485,546	(51.2%)

Recent posts about Contra Costa County, California on our local forum with over 700,000 registered users. Contra Costa County is mentioned 164 times on our forum:

	Contra Costa County  (13 replies)
	What makes the Northern half of California better than the Southern Half?  (77 replies)
	Is Los Angeles Magical?  (199 replies)
	What City Reminds You Of San Francisco?  (126 replies)
	Home prices still too high.  (98 replies)
	Should people give up on the "California Dream?"  (95 replies)

Contra Costa County:	2.7 people
California:	2.9 people

This county:	$76,436
California:	$59,948

This county:	$1,115
State:	$984

Contra Costa County:	$622,200
California:	$532,300

Detached houses: $722,448

Here:	$722,448
State:	$619,135

Townhouses or other attached units: $535,467

Here:	$535,467
State:	$541,123

In 2-unit structures: $623,608

Here:	$623,608
State:	$702,713

In 3-to-4-unit structures: $437,103

Here:	$437,103
State:	$512,546

In 5-or-more-unit structures: $395,320

Here:	$395,320
State:	$482,470

Mobile homes: $55,167

Here:	$55,167
State:	$59,450

Occupied boats, RVs, vans, etc.: $40,022

Here:	$40,022
State:	$63,652

Crime in 2005 (reported by the sheriff's office or county police, not the county total):

• Murders: 11
• Rapes: 38
• Robberies: 159
• Assaults: 429
• Burglaries: 1019
• Thefts: 2690
• Auto thefts: 28

Crime in 2004 (reported by the sheriff's office or county police, not the county total):

• Murders: 11
• Rapes: 35
• Robberies: 128
• Assaults: 326
• Burglaries: 850
• Thefts: 2759
• Auto thefts: 21

Contra Costa County:	8.9%
California:	12.4%

Area name: Oakland-Fremont, CA HUD Metro FMR Area
Fair market rent in 2006 for a 1-bedroom apartment in Contra Costa County is $1045 a month.
Fair market rent for a 2-bedroom apartment is $1238 a month.
Fair market rent for a 3-bedroom apartment is $1679 a month.

Cities in this county include: Concord, Richmond, Antioch, Walnut Creek, Pittsburg, San Ramon, Danville, Martinez, Pleasant Hill, San Pablo.

2005 air pollution in Contra Costa County:

Carbon Monoxide: 2 ppm (standard limit: 9 ppm). Near U.S. average.
Nitrogen Dioxide: 0.012 ppm (standard limit: 0.053 ppm). Near U.S. average.
Ozone (1-hour): 0.086 ppm (standard limit: 0.12 ppm). Near U.S. average.
Ozone (8-hour): 0.068 ppm (standard limit: 0.08 ppm). Below U.S. average.
Particulate Matter (PM₁₀) Annual: 20 µg/m³. Near U.S. average.
Particulate Matter (PM₁₀) 24-hour (standard limit: 150 µg/m³): 43 µg/m³. Near U.S. average.
Sulfur Oxides Annual: 0.002 ppm (standard limit: 0.03 ppm). Near U.S. average.
Sulfur Oxides 24-hour: 0.008 ppm (standard limit: 0.14 ppm). Near U.S. average.

Neighboring counties: Alameda County , Sacramento County , San Joaquin County , Solano County .

Click to draw/clear county borders

Notable locations in this county outside city limits: Notable locations in Contra Costa County: Jersey Headquarters Landing (A), Johnson Ranch (B), Morgan Territory School (C), Junction Camp (D), Juniper Camp (E), Antioch Pier (F), Armstrong Ranch (G), Pittsburg Landing (H), Pioneer Camp (I), Big Break Marina (J), Muir Camp (K), Vasco Ranch (L), Bradford Landing (M), Mallard (N), Marsh Landing (O), Buckeye Camp (P), Laurel Dell Camp (Q), Toyon Camp (R), Tilden Park Golf Course (S), New Bridge Marina (T). Display/hide their locations on the map Church in Contra Costa County: Davis Chapel Christian Methodist Episcopal Church (A). Display/hide its location on the map Cemeteries: Memory Gardens Cemetery (1), Holly Cross Cemetery (2), Rose Hill Cemetery (3), Oakmont Memorial Park (4), Byron Brentwood Knightson Cemetery (5), Queen of Heaven Cemetery (6), Queen of Haven Cemetery (7). Display/hide their locations on the map Lakes, reservoirs, and swamps: Frog Pond (A), Hidden Pond (B), Chase Pond (C), Sindicich Lagoons (D), Jewel Lake (E), San Pablo Reservoir (F), Briones Reservoir (G), Clifton Court Forebay (H). Display/hide their locations on the map Streams, rivers, and creeks: Alder Creek (A), Alhambra Creek (B), Mount Diablo Creek (C), Mountain Springs Creek (D), Oil Creek (E), Marsh Creek (F), Pacheco Creek (G), Hastings Slough (H), Grayson Creek (I). Display/hide their locations on the map Parks in Contra Costa County include: Kennedy Grove Regional Recreation Area (1), Antioch Dunes National Wildlife Refuge (2), Russellmann Park (3), Charles Lee Tilden Regional Park (4), Round Top Regional Park (5), Briones Regional Park (6), Brookwood Park (7), North Richmond Ballpark (8), Franks Tract (9). Display/hide their locations on the map Post office: Associated Post Office (A). Display/hide its location on the map

Here:	10.0%
California:	11.2%

Current college students: 61,975
People 25 years of age or older with a high school degree or higher: 86.9%
People 25 years of age or older with a bachelor's degree or higher: 35.0%

Number of foreign born residents: 180,488 (46% naturalized citizens)

Contra Costa County:	19.0%
Whole state:	26.2%

Mean travel time to work: 34.4 minutes

Percentage of county residents living and working in this county: 57.6%

Housing units in structures:

• One, detached: 232,050
• One, attached: 29,976
• Two: 6,506
• 3 or 4: 18,424
• 5 to 9: 16,606
• 10 to 19: 11,701
• 20 or more: 31,757
• Mobile homes: 7,120
• Boats, RVs, vans, etc.: 437

Housing units in Contra Costa County with a mortgage: 172,002 (27,454 second mortgage, 21,156 home equity loan, 794 both second mortgage and home equity loan)
Houses without a mortgage: 38,341

Here:	81.8% with mortgage
State:	79.0% with mortgage

Contra Costa County-area historical earthquake activity is slightly below California state average. It is 1318% greater than the overall U.S. average.

On 4/18/1906 at 13:12:21, a magnitude 7.9 (7.9 UK, Class: Major, Intensity: VIII - XII) earthquake occurred 51.4 miles away from Contra Costa County center, causing $524,000,000 total damage
On 10/18/1989 at 00:04:15, a magnitude 7.1 (6.5 MB, 7.1 MS, 6.9 MW, 7.0 ML) earthquake occurred 59.7 miles away from the county center, causing 62 deaths (62 shaking deaths) and 3757 injuries, causing $1,305,032,704 total damage
On 4/24/1984 at 21:15:19, a magnitude 6.2 (5.7 MB, 6.1 MS, 6.2 MW, 6.2 ML, Class: Strong, Intensity: VII - IX) earthquake occurred 48.1 miles away from the county center
On 1/24/1980 at 19:00:09, a magnitude 5.9 (5.3 MB, 5.9 MS, 5.8 MW, 5.5 ML, Class: Moderate, Intensity: VI - VII) earthquake occurred 24.2 miles away from Contra Costa County center
On 1/27/1980 at 02:33:36, a magnitude 5.8 (5.0 MB, 5.0 MS, 5.8 ML) earthquake occurred 22.6 miles away from the county center
On 8/6/1979 at 17:05:22, a magnitude 5.9 (5.4 MB, 5.7 MS, 5.7 MW, 5.9 ML) earthquake occurred 65.5 miles away from Contra Costa County center
Magnitude types: body-wave magnitude (MB), local magnitude (ML), surface-wave magnitude (MS), moment magnitude (MW)

Means of transportation to work Drove a car alone: 310,286 (70%) Carpooled: 59,769 (14%) Bus or trolley bus: 8,135 (2%) Streetcar or trolley car: 378 (0%) Subway or elevated: 27,952 (6%) Railroad: 2,678 (1%) Ferryboat: 115 (0%) Taxi: 394 (0%) Motorcycle: 838 (0%) Bicycle: 2,085 (0%) Walked: 6,631 (2%) Other means: 3,771 (1%) Worked at home: 18,976 (4%)

6.30% of this county's 2006 resident taxpayers lived in other counties in 2005 ($66,206 average adjusted gross income)

Here:	6.30%
California average:	5.75%

0.12% of residents moved from foreign countries ($760 average AGI)

Contra Costa County:	0.12%
California average:	0.21%

4.90% relocated from other counties in California ($50,787 average AGI)
1.28% relocated from other states ($14,658 average AGI)

Contra Costa County:	1.28%
California average:	1.75%

from Alameda County, CA	1.95% ($67,733 average AGI)
from San Francisco County, CA	0.57% ($74,794)
from Solano County, CA	0.36% ($51,540)
from San Mateo County, CA	0.33% ($65,488)
from Santa Clara County, CA	0.27% ($84,368)
from Los Angeles County, CA	0.19% ($66,070)
from Sacramento County, CA	0.16% ($42,403)

7.00% of this county's 2005 resident taxpayers moved to other counties in 2006 ($66,530 average adjusted gross income)

Here:	7.00%
California average:	6.27%

0.07% of residents moved to foreign countries ($654 average AGI)

Contra Costa County:	0.07%
California average:	0.11%

4.89% relocated to other counties in California ($43,017 average AGI)
2.04% relocated to other states ($22,859 average AGI)

Contra Costa County:	2.04%
California average:	2.40%

to Alameda County, CA	1.47% ($61,758 average AGI)
to Solano County, CA	0.51% ($54,810)
to San Francisco County, CA	0.42% ($58,453)
to Sacramento County, CA	0.30% ($55,114)
to Santa Clara County, CA	0.24% ($67,015)
to San Mateo County, CA	0.22% ($57,614)
to Los Angeles County, CA	0.21% ($54,436)

Births per 1000 population from 1990 to 1999: 14.6
Births per 1000 population from 2000 to 2003: 13.5

Deaths per 1000 population from 1990 to 1999: 7.1
Deaths per 1000 population from 2000 to 2003: 7.0

Infant deaths per 1000 live births from 1990 to 1999: 5.9
Infant deaths per 1000 live births from 2000 to 2003: 4.1

Persons enrolled in hospital insurance and/or supplemental medical insurance (Medicare) in July 1, 2003: 122,174 (107,242 aged, 14,932 disabled)
Population without health insurance coverage in 2000: 12%
Children under 18 without health insurance coverage in 2000: 10%

Household type by relationship

• In family households: 809,543 (183,527 male householders, 60,444 female householders)

  193,368 spouses, 292,032 children (272,174 natural, 7,228 adopted, 12,630 stepchildren), 17,338 grandchildren, 10,892 brothers or sisters, 9,114 parents, 20,912 other relatives, 21,916 non-relatives

• In nonfamily households: 127,897 (43,436 male householders (31,012 living alone)), 57,015 female householders (47,699 living alone)), 27,446 nonrelatives
• In group quarters: 11,376 (5,239 institutionalized population)

Size of family households: 91,481 2-persons, 55,151 3-persons, 54,367 4-persons, 25,203 5-persons, 10,453 6-persons, 7,316 7-or-more-persons.

Size of nonfamily households: 78,711 1-person, 18,286 2-persons, 2,394 3-persons, 673 4-persons, 244 5-persons, 81 6-persons, 62 7-or-more-persons.

74.0% of residents of Contra Costa County speak English at home.
13.1% of residents speak Spanish at home (49% speak English very well, 23% speak English well, 19% speak English not well, 9% don't speak English at all).
4.8% of residents speak other Indo-European language at home (71% speak English very well, 19% speak English well, 8% speak English not well, 2% don't speak English at all).
7.5% of residents speak Asian or Pacific Island language at home (56% speak English very well, 28% speak English well, 13% speak English not well, 3% don't speak English at all).
0.6% of residents speak other language at home (77% speak English very well, 19% speak English well, 4% speak English not well, 1% don't speak English at all).

In fiscal year 2004:
Federal Government expenditure: $4,802,707,000 ($4759 per capita)
Department of Defense expenditure: $561,658,000
Federal direct payments to individuals for retirement and disability: $1,909,613,000
Federal other direct payments to individuals: $1,027,350,000
Federal direct payments not to individuals: $14,461,000
Federal grants: $931,240,000
Federal procurement contracts: $542,164,000 ($421,076,000 Department of Defense)
Federal salaries and wages: $377,878,000 ($43,279,000 Department of Defense)
Federal Government direct loans: $0,000
Federal guaranteed/insured loans: $186,869,000
Federal Government insurance: $932,789,000

Here:	68 per 1000 residents
State:	77 per 1000 residents

Here:	35 per 1000 residents
State:	34 per 1000 residents

Here:	+29 per 1000 residents
State:	+39 per 1000 residents

Here:	+7 per 1000 residents
State:	-18 per 1000 residents

Total withdrawal of fresh water for public supply: 159.61 millions of gallons per day (2% from ground, 98% from surface)

Here:	6.2
State:	5.8

Here:	3.9
State:	3.5

55% of Contra Costa County residents lived in the same house 5 years ago.
   Out of people who lived in different houses, 56% lived in this county.
   Out of people who lived in different counties, 76% lived in California.

Contra Costa County:	55.2%
State average:	52.5%

Place of birth for U.S.-born residents:

• This state: 518090
• Northeast: 50349
• Midwest: 76316
• South: 65667
• West: 47537

Median price asked for vacant for-sale houses in 2000: $222,600

Here:	11.4%
California:	9.9%

Here:	8.8%
California:	7.8%

Here:	17.5%
California:	15.4%

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