Reliez Valley, California

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Population in 2010: 3,101.
Males: 1,668  (53.8%)
Females: 1,433  (46.2%)
Median resident age:

49.1 years
California median age:

37.9 years
Estimated median household income in 2022: $120,061
Reliez Valley:

$120,061
CA:

$91,551

Estimated per capita income in 2022: $59,816

Reliez Valley CDP income, earnings, and wages data

Estimated median house or condo value in 2022: $865,800
Reliez Valley:

$865,800
CA:

$715,900

Mean prices in 2022: all housing units: over $1,000,000; detached houses: over $1,000,000; townhouses or other attached units: over $1,000,000

Median gross rent in 2022: $3,457.

March 2022 cost of living index in Reliez Valley: 117.0 (more than average, U.S. average is 100)
Percentage of residents living in poverty in 2022: 5.1%
(6.0% for White Non-Hispanic residents, 4.7% for Hispanic or Latino residents, 9.0% for two or more races residents)

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  • Races in Reliez Valley, CA (2022)
    • 1,94461.2%White alone
    • 66220.9%Asian alone
    • 2507.9%Hispanic
    • 1835.8%Two or more races
    • 501.6%Black alone
    • 371.2%Other race alone
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: Northern European (12.3%), German (9.6%), Russian (5.1%), Irish (4.9%), Australian (4.3%), American (3.7%).

Current Local Time: PST time zone

766 residents are foreign born (13.0% Asia, 4.9% Europe).

This place:

24.1%
California:

26.5%

Median real estate property taxes paid for housing units with mortgages in 2022: $10,187 (0.7%)
Median real estate property taxes paid for housing units with no mortgage in 2022: $8,634 (0.5%)

Nearest city with pop. 50,000+: Central Contra Costa, CA (3.4 miles , pop. 459,252).

Nearest city with pop. 1,000,000+: Los Angeles, CA (338.3 miles , pop. 3,694,820).

Nearest cities:

Pleasant Hill, CA (1.4 miles ),
Alhambra Valley, CA (1.6 miles ),
Waldon, CA (1.7 miles ),
Acalanes Ridge, CA (1.7 miles ),
Central Contra Costa, CA (1.8 miles ),
Lafayette, CA (1.8 miles ),
Walnut Creek, CA (1.9 miles ),
Pacheco, CA (1.9 miles )

Latitude: 37.94 N, Longitude: 122.10 W

Area code commonly used in this area: 925

Distribution of median household income in Reliez Valley, CA in 2022
Distribution of house value in Reliez Valley, CA in 2022
Unemployment in December 2023:
Here:

4.5%
California:

5.1%
Air pollution and air quality trends
(lower is better)
AQI CO NO2 SO2 Ozone PM2.5 Pb
Air Quality Index

Air Quality Index (AQI) level in 2023 was 81.2. This is about average.

City:

81.2
U.S.:

72.6
Carbon Monoxide Level

Carbon Monoxide (CO) [ppm] level in 2023 was 0.243. This is about average. Closest monitor was 4.2 miles away from the city center.

City:

0.243
U.S.:

0.251
Nitrogen Dioxide Level

Nitrogen Dioxide (NO2) [ppb] level in 2023 was 5.50. This is about average. Closest monitor was 4.2 miles away from the city center.

City:

5.50
U.S.:

5.11
Sulfur Dioxide Level

Sulfur Dioxide (SO2) [ppb] level in 2023 was 0.598. This is significantly better than average. Closest monitor was 4.2 miles away from the city center.

City:

0.598
U.S.:

1.515
Ozone Level

Ozone [ppb] level in 2023 was 25.3. This is better than average. Closest monitor was 1.6 miles away from the city center.

City:

25.3
U.S.:

33.3
Particulate Matter Level

Particulate Matter (PM2.5) [µg/m3] level in 2023 was 6.01. This is better than average. Closest monitor was 4.2 miles away from the city center.

City:

6.01
U.S.:

8.11
Lead Level

Lead (Pb) [µg/m3] level in 2023 was 0.00290. This is significantly better than average. Closest monitor was 4.2 miles away from the city center.

City:

0.00290
U.S.:

0.00931

Earthquake activity:

Reliez Valley-area historical earthquake activity is significantly above California state average. It is 7656% 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 49.1 miles away from the city 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 60.2 miles away from the city center, causing 62 deaths (62 shaking deaths) and 3757 injuries, causing $1,305,032,704 total damage
On 11/4/1927 at 13:51:53, a magnitude 7.5 (7.5 UK) earthquake occurred 217.6 miles away from the city center
On 7/21/1952 at 11:52:14, a magnitude 7.7 (7.7 UK) earthquake occurred 266.7 miles away from Reliez Valley center, causing $50,000,000 total damage
On 1/31/1922 at 13:17:28, a magnitude 7.6 (7.6 UK) earthquake occurred 265.5 miles away from the city center
On 4/25/1992 at 18:06:04, a magnitude 7.2 (6.3 MB, 7.1 MS, 7.2 MW, 7.1 MW, Depth: 9.4 mi) earthquake occurred 197.2 miles away from the city center, causing $75,000,000 total damage
Magnitude types: body-wave magnitude (MB), local magnitude (ML), surface-wave magnitude (MS), moment magnitude (MW)

Natural disasters:

The number of natural disasters in Contra Costa County (18) is near the US average (15).
Major Disasters (Presidential) Declared: 11
Emergencies Declared: 3

Causes of natural disasters: Floods: 13, Storms: 7, Winter Storms: 7, Mudslides: 5, Landslides: 4, Drought: 1, Earthquake: 1, Hurricane: 1, Tornado: 1, Wind: 1, Other: 1 (Note: some incidents may be assigned to more than one category).

Hospitals and medical centers near Reliez Valley:

  • WINDSOR ROSEWOOD CARE CENTER (Nursing Home, about 2 miles away; PLEASANT HILL, CA)
  • SUN VALLEY MANOR (Nursing Home, about 2 miles away; PLEASANT HILL, CA)
  • OAK PARK CONVALESCENT HOSPITAL (Nursing Home, about 3 miles away; PLEASANT HILL, CA)
  • HOSPICE OF THE EAST BAY (Hospital, about 3 miles away; PLEASANT HILL, CA)
  • LAFAYETTE CARE CENTER (Nursing Home, about 4 miles away; LAFAYETTE, CA)
  • FMC DIABLO CONCORD (Dialysis Facility, about 4 miles away; PLEASANT HILL, CA)
  • SIERRA SURGI-CENTER (Hospital, about 4 miles away; WALNUT CREEK, CA)

Amtrak stations near Reliez Valley:

  • 6 miles: MARTINEZ (401 FERRY ST.) . Services: ticket office, fully wheelchair accessible, enclosed waiting area, public restrooms, public payphones, full-service food facilities, free short-term parking, free long-term parking, call for taxi service, public transit connection.
  • 12 miles: BERKELEY (3RD ST. & UNIVERSITY AVE.) . Services: partially wheelchair accessible, public payphones, free short-term parking, free long-term parking, call for taxi service, public transit connection.
  • 13 miles: EMERYVILLE (5885 LANDREGAN ST.) . Services: ticket office, fully wheelchair accessible, enclosed waiting area, public restrooms, public payphones, snack bar, free short-term parking, free long-term parking, call for taxi service, public transit connection.

Colleges/universities with over 2000 students nearest to Reliez Valley:

  • Diablo Valley College (about 3 miles; Pleasant Hill, CA; Full-time enrollment: 13,015)
  • Saint Mary's College of California (about 7 miles; Moraga, CA; FT enrollment: 4,200)
  • University of California-Berkeley (about 10 miles; Berkeley, CA; FT enrollment: 37,127)
  • Berkeley City College (about 11 miles; Berkeley, CA; FT enrollment: 3,146)
  • Merritt College (about 12 miles; Oakland, CA; FT enrollment: 2,842)
  • Contra Costa College (about 14 miles; San Pablo, CA; FT enrollment: 4,249)
  • Laney College (about 14 miles; Oakland, CA; FT enrollment: 5,668)

Points of interest:

Click to draw/clear place borders

Notable location: Withers Pumping Plant (A). Display/hide its location on the map

Cemeteries: Queen of Heaven Cemetery (1), Oakmont Memorial Park (2), Queen of Haven Cemetery (3). Display/hide their locations on the map

Park in Reliez Valley: Brookwood Park (1). Display/hide its location on the map

Contra Costa County has a predicted average indoor radon screening level between 2 and 4 pCi/L (pico curies per liter) - Moderate Potential
Average household size:
This place:

2.5 people
California:

2.9 people

Percentage of family households:
This place:

72.5%
Whole state:

68.7%

Percentage of households with unmarried partners:
This place:

3.8%
Whole state:

7.2%


Likely homosexual households (counted as self-reported same-sex unmarried-partner households)
  • Lesbian couples: 0.3% of all households
  • Gay men: 0.8% of all households

People in group quarters in Reliez Valley in 2010:

  • 9 people in other noninstitutional facilities
  • 6 people in group homes intended for adults
  • 5 people in group homes for juveniles (non-correctional)
  • 4 people in workers' group living quarters and job corps centers

For population 15 years and over in Reliez Valley:

Marital status in Reliez Valley, CA
  • Never married: 19.1%
  • Now married: 61.2%
  • Separated: 0.0%
  • Widowed: 9.9%
  • Divorced: 9.7%

For population 25 years and over in Reliez Valley:

  • High school or higher: 99.2%
  • Bachelor's degree or higher: 77.7%
  • Graduate or professional degree: 41.9%
  • Mean travel time to work (commute): 30.9 minutes
Educational Attainment in 2022
School Enrollment by Level of School in 2022
Education Gini index (Inequality in education)
Here:

8.6
California average:

15.5

Means of transportation to work in 2022 - Reliez Valley
Presidential Elections Results

Graphs represent county-level data. Detailed 2008 Election Results

Religion statistics for Reliez Valley, CA (based on Contra Costa County data)

Religions Adherents in 2010
Religions Adherents - Change between 2000 and 2010
ReligionAdherentsCongregations
Catholic228,40034
Evangelical Protestant81,120352
Other48,553123
Mainline Protestant32,693101
Black Protestant10,39534
Orthodox2,4358
None645,429-
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: 181
Contra Costa County:

1.78 / 10,000 pop.
California:

2.14 / 10,000 pop.
Number of supercenters and club stores: 5
This county:

0.05 / 10,000 pop.
State:

0.04 / 10,000 pop.
Number of convenience stores (no gas): 52
Here:

0.51 / 10,000 pop.
California:

0.62 / 10,000 pop.
Number of convenience stores (with gas): 178
Contra Costa County:

1.75 / 10,000 pop.
California:

1.49 / 10,000 pop.
Number of full-service restaurants: 683
This county:

6.73 / 10,000 pop.
California:

7.42 / 10,000 pop.
Adult diabetes rate:
This county:

7.1%
California:

7.3%
Adult obesity rate:
Contra Costa County:

22.2%
California:

21.3%
Low-income preschool obesity rate:
Here:

16.8%
California:

17.9%

6.37% of this county's 2021 resident taxpayers lived in other counties in 2020 ($134,084 average adjusted gross income)

Here:

6.37%
California average:

5.19%

0.01% of residents moved from foreign countries ($98 average AGI)
Contra Costa County:

0.01%
California average:

0.03%

Top counties from which taxpayers relocated into this county between 2020 and 2021:
from Alameda County, CA  2.02% ($136,421 average AGI)
from San Francisco County, CA  0.67% ($203,539)
from Santa Clara County, CA  0.48% ($223,848)


7.09% of this county's 2020 resident taxpayers moved to other counties in 2021 ($123,334 average adjusted gross income)

Here:

7.09%
California average:

6.14%

0.01% of residents moved to foreign countries ($92 average AGI)
Contra Costa County:

0.01%
California average:

0.02%

Top counties to which taxpayers relocated from this county between 2020 and 2021:
to Alameda County, CA  1.19% ($92,865 average AGI)
to Solano County, CA  0.51% ($79,848)
to San Francisco County, CA  0.35% ($114,031)

Strongest AM radio stations in Reliez Valley:

  • KTRB (860 AM; 50 kW; MODESTO, CA; Owner: PAPPAS RADIO OF CALIFORNIA, A CALIFORNIA LIMITED PARTNERSHIP)
  • KIQI (1010 AM; 35 kW; SAN FRANCISCO, CA; Owner: RADIO UNICA OF SAN FRANCISCO LICENSE CORP.)
  • KNEW (910 AM; 20 kW; OAKLAND, CA; Owner: AMFM RADIO LICENSES, L.L.C.)
  • KTCT (1050 AM; 50 kW; SAN MATEO, CA; Owner: SUSQUEHANNA RADIO CORP.)
  • KFAX (1100 AM; 50 kW; SAN FRANCISCO, CA; Owner: GOLDEN GATE BROADCASTING CO, INC.)
  • KCBS (740 AM; 50 kW; SAN FRANCISCO, CA; Owner: INFINITY BROADCASTING OPERATIONS, INC.)
  • KNBR (680 AM; 50 kW; SAN FRANCISCO, CA; Owner: KNBR LICO, INC.)
  • KGO (810 AM; 50 kW; SAN FRANCISCO, CA; Owner: KGO-AM RADIO, INC.)
  • KABN (1480 AM; 5 kW; CONCORD, CA; Owner: CONCORD AREA BROADCASTING CORP.)
  • KFRC (610 AM; 5 kW; SAN FRANCISCO, CA; Owner: INFINITY BROADCASTING CORPORATION OF LOS ANGELES)
  • KDYA (1190 AM; 10 kW; VALLEJO, CA; Owner: BAYBRIDGE COMMUNICATIONS, L.L.C.)
  • KYCY (1550 AM; 50 kW; SAN FRANCISCO, CA; Owner: INFINITY BROADCASTING OPERATIONS, INC.)
  • KATD (990 AM; 10 kW; PITTSBURG, CA; Owner: RADIO UNICA OF SACRAMENTO LICENSE CORP.)

Strongest FM radio stations in Reliez Valley:

  • KDFC-FM1 (102.1 FM; LAFAYETTE, CA; Owner: BONNEVILLE HOLDING COMPANY)
  • KOIT-FM2 (96.5 FM; MARTINEZ, ETC., CA; Owner: BONNEVILLE HOLDING CO. C/O KOIT(FM))
  • KIOI-FM1 (101.3 FM; WALNUT CREEK, CA; Owner: AMFM RADIO LICENSES, L.L.C.)
  • KFJO (92.1 FM; WALNUT CREEK, CA; Owner: CHASE RADIO PROPERTIES, L.L.C.)
  • KKSF-FM1 (103.7 FM; PLEASANTON, ETC., CA; Owner: AMFM RADIO LICENSES, L.L.C.)
  • KBLX-FM2 (102.9 FM; PLEASANTON, CA; Owner: ICBC BROADCAST HOLDINGS -CA, INC.)
  • KSOL-FM3 (98.9 FM; PLEASANTON, CA; Owner: TMS LICENSE CALIFORNIA, INC)
  • KFRC-FM3 (99.7 FM; WALNUT CREEK, CA; Owner: INFINITY KFRC-FM, INC.)
  • KZBR-FM1 (95.7 FM; WALNUT CREEK, CA; Owner: BONNEVILLE HOLDING COMPANY)
  • KISQ-FM3 (98.1 FM; CONCORD, CA; Owner: AMFM RADIO LICENSES, L.L.C.)
  • KMEL-FM1 (106.1 FM; CONCORD, CA; Owner: AMFM RADIO LICENSES, L.L.C.)
  • KLLC (97.3 FM; SAN FRANCISCO, CA; Owner: INFINITY BROADCASTING OPERATIONS, INC.)
  • KALX (90.7 FM; BERKELEY, CA; Owner: UNIVERSITY OF CALIFORNIA)
  • K209BZ (89.7 FM; CONCORD, CA; Owner: YOUR CHRISTIAN COMPANION NETWORK, INC.)
  • KSFB-FM (100.7 FM; SAN RAFAEL, CA; Owner: GOLDEN GATE BROADCASTING COMPANY, INC.)
  • KVHS (90.5 FM; CONCORD, CA; Owner: CLAYTON VALLEY HIGH SCHOOL)
  • KOIT-FM (96.5 FM; SAN FRANCISCO, CA; Owner: BONNEVILLE HOLDING COMPANY)
  • KKSF (103.7 FM; SAN FRANCISCO, CA; Owner: AMFM RADIO LICENSES, L.L.C.)
  • KZBR-FM2 (95.7 FM; LIVERMORE, ETC., CA; Owner: BONNEVILLE HOLDING COMPANY)
  • KFOG (104.5 FM; SAN FRANCISCO, CA; Owner: KFFG LICO, INC)

TV broadcast stations around Reliez Valley:

  • KQED (Channel 9; SAN FRANCISCO, CA; Owner: KQED, INC.)
  • KTNC-TV (Channel 42; CONCORD, CA; Owner: KTNC LICENSE, LLC)
  • KGO-TV (Channel 7; SAN FRANCISCO, CA; Owner: KGO TELEVISION, INC.)
  • KPIX-TV (Channel 5; SAN FRANCISCO, CA; Owner: CBS BROADCASTING INC.)
  • KTVU (Channel 2; OAKLAND, CA; Owner: KTVU PARTNERSHIP)
  • KOVR (Channel 13; STOCKTON, CA; Owner: SCI - SACRAMENTO LICENSEE, LLC)
  • KXTV (Channel 10; SACRAMENTO, CA; Owner: KXTV, INC.)
  • KSPX (Channel 29; SACRAMENTO, CA; Owner: PAXSON SACRAMENTO LICENSE, INC.)
  • KCRA-TV (Channel 3; SACRAMENTO, CA; Owner: KCRA HEARST-ARGYLE TELEVISION, INC.)
  • KTXL (Channel 40; SACRAMENTO, CA; Owner: CHANNEL 40, INC.)
  • KUVS (Channel 19; MODESTO, CA; Owner: KUVS LICENSE PARTNERSHIP, G.P.)
  • KRON-TV (Channel 4; SAN FRANCISCO, CA; Owner: YOUNG BROADCASTING OF SAN FRANCISCO, INC.)
  • KQCA (Channel 58; STOCKTON, CA; Owner: KCRA HEARST-ARGYLE TELEVISION, INC.)
  • KVIE (Channel 6; SACRAMENTO, CA; Owner: KVIE, INC.)
  • KMTP-TV (Channel 32; SAN FRANCISCO, CA; Owner: MINORITY TELEVISION PROJECT)
  • KBHK-TV (Channel 44; SAN FRANCISCO, CA; Owner: VIACOM TELEVISION STATIONS GROUP OF SAN FRANCISCO INC.)
  • KMAX-TV (Channel 31; SACRAMENTO, CA; Owner: UPN STATIONS GROUP INC.)
  • KBWB (Channel 20; SAN FRANCISCO, CA; Owner: KBWB LICENSE, INC.)
  • KFSF (Channel 66; VALLEJO, CA; Owner: TELEFUTURA SAN FRANCISCO LLC)
  • KCNS (Channel 38; SAN FRANCISCO, CA; Owner: WRAY, INC.)
  • KCSM-TV (Channel 60; SAN MATEO, CA; Owner: SAN MATEO COUNTY COMMUNITY COLLEGE DISTRICT)
  • KFTL (Channel 64; STOCKTON, CA; Owner: FAMILY STATIONS, INC.)
  • KBIT-CA (Channel 28; SAN FRANCISCO, ETC., CA; Owner: POLAR BROADCASTING, INC.)
Reliez Valley fatal accident statistics for 1975 - 2021
Fatal road traffic accident statistics for 1975 - 2021

Reliez Valley fatal accident list:

Jul 22, 2017 10:12 AM, Cr-Taylor Blvd, Lat: 37.934442, Lon: -122.093100, Vehicles: 2, Persons: 4, Fatalities: 1
Jul 30, 2015 02:54 PM, Taylor Blvd, Withers Ave, Lat: 37.933572, Lon: -122.095683, Vehicles: 3, Persons: 5, Fatalities: 1
Jun 14, 2007 12:45 AM, Pleasant Hill Rd, Lat: 37.922078, Lon: -122.095753, Vehicles: 1, Persons: 1, Fatalities: 1
Houses and condos Apartments
Most commonly used house heating fuel in houses and condos in Reliez Valley, CA
  • 77.2%Utility gas
  • 15.4%Electricity
  • 5.3%Solar energy
  • 2.1%Bottled, tank, or LP gas
Most commonly used house heating fuel in apartments in Reliez Valley, CA
  • 75.2%Utility gas
  • 20.4%Electricity
  • 4.4%Bottled, tank, or LP gas


Reliez Valley compared to California state average:

  • Median house value above 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.
  • Renting percentage significantly below state average.
  • Length of stay since moving in above state average.
  • Number of rooms per house significantly above state average.
  • Percentage of population with a bachelor's degree or higher significantly above state average.

Reliez Valley on our top lists:

  • #29 on the list of "Top 101 cities with the most residents born in Iran (population 500+)"
  • #101 on the list of "Top 101 cities with the most residents born in Sweden (population 500+)"
  • #10 on the list of "Top 101 counties with the largest increase in the number of infant deaths per 1000 residents 2000-2006 to 2007-2013 (pop. 50,000+)"
  • #15 on the list of "Top 101 counties with the lowest Sulfur Oxides Annual air pollution readings in 2012 (µg/m3)"
  • #17 on the list of "Top 101 counties with the highest Nitrogen Dioxide air pollution readings in 2012 (ppm)"
  • #31 on the list of "Top 101 counties with the highest percentage of residents that drank alcohol in the past 30 days"
  • #34 on the list of "Top 101 counties with the highest surface withdrawal of fresh water for public supply (pop. 50,000+)"
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