Orinda, California

City in California, United States From Wikipedia, the free encyclopedia

Orinda is an affluent city in Contra Costa County, California, United States. The city's population as of the 2020 census is estimated at 19,514 residents.[7]

IncorporatedJuly 1, 1985[1]
Elevation
495 ft (151 m)
Quick facts Country, State ...
Orinda, California
Downtown Orinda
Downtown Orinda
Location in Contra Costa County and the state of California
Location in Contra Costa County and the state of California
Orinda, California is located in the United States
Orinda, California
Orinda, California
Location in the United States
Coordinates: 37°52′58″N 122°10′47″W
Country United States
State California
CountyContra Costa
IncorporatedJuly 1, 1985[1]
Government
  MayorLatika Malkani[2]
  State SenatorTim Grayson (D)[3]
  State AssemblyRebecca Bauer-Kahan (D)[4]
  U. S. CongressMark DeSaulnier (D)[5]
Area
  Total
12.87 sq mi (33.33 km2)
  Land12.85 sq mi (33.29 km2)
  Water0.015 sq mi (0.04 km2)  0.12%
Elevation
495 ft (151 m)
Population
 (2020)
  Total
19,514
  Density1,518/sq mi (586.2/km2)
Time zoneUTC−8 (PST)
  Summer (DST)UTC−7 (PDT)
ZIP Code
94563
Area code925
FIPS code06-54232
GNIS feature IDs1659313, 2411334
Websitewww.cityoforinda.org
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History

The Moraga Adobe, built in 1841 by Californio ranchero and soldier Joaquín Moraga on his Rancho Laguna de los Palos Colorados

Orinda is located within four Mexican land grants: Rancho Laguna de los Palos Colorados, Rancho Acalanes, Rancho El Sobrante and Rancho Boca de la Cañada del Pinole. The area was originally rural, mainly known for ranching and summer cabins. The Moraga Adobe was built in 1841, and is the oldest building in the East Bay. In the late 19th century, the land was named by Alice Marsh Cameron, probably in honor of the poet Katherine Philips, who was also known as the "Matchless Orinda".[8]

In the 1880s, United States Surveyor General for California Theodore Wagner built an estate he named Orinda Park.[9] The Orinda Park post office opened in 1888.[9] The post office's name was changed to Orinda in 1895.[9] Orinda was also the site of Bryant Station, a stop on the failed California and Nevada Railroad around the turn of the 20th century. Later, the area around Bryant Station was known as Orinda Crossroads.[9]

Orinda's popularity as a year-round residence grew after the 1937 completion of the Caldecott Tunnel, which provided easier access to the west. Bisected by California State Route 24 and framed by its rolling oak-covered hills, the city of Orinda was incorporated on July 1, 1985. Its first mayor was Richard G. Heggie. The city is served by Orinda station on the Bay Area Rapid Transit (BART) Yellow Line and Routes 6 and 606 of the County Connection.

Geography

Aerial view of Briones Reservoir

According to the United States Census Bureau, the city has a total area of 12.9 sq mi (33 km2), of which 12.9 sq mi (33 km2) of it is land and 0.016 sq mi (0.041 km2) of it (0.12%) is water.[6]

Climate

The area is characterized by a warm-summer Mediterranean climate (Köppen climate classification: Csb) with cool, rainy winters and warm, dry summers. Because Orinda is located in a hilly area, microclimates often dominate temperature differences in short distances. The Oakland Hills often block the cool foggy conditions that can be seen in Oakland and the inner Bay. In the summer, fog can spill over the Oakland hills, cooling off the area. Heatwaves from the inland areas can be felt much more in Orinda than in Oakland and the inner Bay during the summer. In the winter, Orinda often sees more precipitation than surrounding areas because of its higher elevation. Snowfall is rare but not unheard of. A dusting of snow may occur in any given year because of the elevation. During stable conditions in the winter, mornings can be cold and frosty in downtown and lower-lying areas, while the higher hills surrounding the area may be several degrees warmer.

Quick facts Climate chart (explanation), Metric conversion ...
Orinda, California
Climate chart (explanation)
J
F
M
A
M
J
J
A
S
O
N
D
 
 
6
 
 
54
34
 
 
4.9
 
 
59
37
 
 
4.3
 
 
61
38
 
 
2.2
 
 
68
42
 
 
1.2
 
 
71
46
 
 
0.2
 
 
77
49
 
 
0
 
 
82
52
 
 
0.1
 
 
81
51
 
 
0.4
 
 
83
50
 
 
1.9
 
 
75
44
 
 
3.2
 
 
65
38
 
 
6.2
 
 
56
36
Average max. and min. temperatures in °F
Precipitation totals in inches
Metric conversion
J
F
M
A
M
J
J
A
S
O
N
D
 
 
152
 
 
12
1
 
 
123
 
 
15
3
 
 
109
 
 
16
4
 
 
55
 
 
20
5
 
 
31
 
 
22
8
 
 
4.6
 
 
25
10
 
 
0.5
 
 
28
11
 
 
1.3
 
 
27
11
 
 
10
 
 
28
10
 
 
47
 
 
24
7
 
 
82
 
 
18
4
 
 
158
 
 
13
2
Average max. and min. temperatures in °C
Precipitation totals in mm
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More information Climate data for Orinda, California, Month ...
Climate data for Orinda, California
Month Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Year
Record high °F (°C) 69
(21)
76
(24)
84
(29)
88
(31)
100
(38)
103
(39)
107
(42)
109
(43)
110
(43)
101
(38)
87
(31)
77
(25)
110
(43)
Mean daily maximum °F (°C) 53.8
(12.1)
58.6
(14.8)
61.4
(16.3)
67.5
(19.7)
70.9
(21.6)
77.2
(25.1)
82.8
(28.2)
81.2
(27.3)
82.5
(28.1)
74.6
(23.7)
64.5
(18.1)
56.2
(13.4)
69.3
(20.7)
Daily mean °F (°C) 44.0
(6.7)
47.5
(8.6)
49.9
(9.9)
54.5
(12.5)
58.2
(14.6)
63.3
(17.4)
66.7
(19.3)
66.3
(19.1)
66.3
(19.1)
59.6
(15.3)
51.4
(10.8)
46.0
(7.8)
56.1
(13.4)
Mean daily minimum °F (°C) 34.3
(1.3)
36.5
(2.5)
38.4
(3.6)
41.6
(5.3)
45.6
(7.6)
49.4
(9.7)
51.6
(10.9)
51.3
(10.7)
50.0
(10.0)
44.3
(6.8)
38.3
(3.5)
35.8
(2.1)
43.1
(6.2)
Record low °F (°C) 15
(−9)
18
(−8)
23
(−5)
28
(−2)
32
(0)
35
(2)
42
(6)
40
(4)
32
(0)
26
(−3)
22
(−6)
19
(−7)
15
(−9)
Average precipitation inches (mm) 5.99
(152)
4.86
(123)
4.31
(109)
2.16
(55)
1.22
(31)
0.18
(4.6)
0.02
(0.51)
0.05
(1.3)
0.41
(10)
1.85
(47)
3.24
(82)
6.24
(158)
30.53
(773.41)
Average precipitation days (≥ 0.01 in) 11 9 10 5 4 1 0 1 1 4 7 11 64
Source: Western Regional Climate Center[10]
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Demographics

The historic Merrill House, built in a Monterey Revival style
More information Census, Pop. ...
Historical population
CensusPop.Note
19605,568
19706,79021.9%
198016,825147.8%
199016,642−1.1%
200017,5995.8%
201017,6430.3%
202019,51410.6%
U.S. Decennial Census[11]
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2020 census

As of the 2020 census, Orinda had a population of 19,514 and a population density of 1,518.4 inhabitants per square mile (586.3/km2). The median age was 46.6 years. 24.9% of residents were under the age of 18, and 23.4% were 65 years of age or older. For every 100 females, there were 96.6 males, and for every 100 females age 18 and over, there were 94.3 males age 18 and over.[12][13]

99.2% of residents lived in urban areas, while 0.8% lived in rural areas.[14]

The census reported that 99.8% of the population lived in households, 0.0% lived in non-institutionalized group quarters, and 0.2% were institutionalized.[15][12] There were 6,957 households, out of which 38.2% had children under the age of 18 living in them. Of all households, 72.6% were married-couple households, 2.8% were cohabiting-couple households, 8.6% had a male householder with no spouse or partner present, and 16.0% had a female householder with no spouse or partner present. About 16.1% of all households were made up of individuals, and 11.9% had someone living alone who was 65 years of age or older. The average household size was 2.8. There were 5,597 families (80.5% of all households).[16][12]

There were 7,232 housing units at an average density of 562.7 units per square mile (217.3 units/km2), of which 6,957 (96.2%) were occupied. Of occupied units, 88.1% were owner-occupied and 11.9% were renter-occupied. The homeowner vacancy rate was 0.7%, and the rental vacancy rate was 3.2%.[12][15]

More information Race, Number ...
Racial composition as of the 2020 census[13]
RaceNumberPercent
White13,42368.8%
Black or African American1961.0%
American Indian and Alaska Native310.2%
Asian3,40117.4%
Native Hawaiian and Other Pacific Islander200.1%
Some other race2821.4%
Two or more races2,16111.1%
Hispanic or Latino (of any race)1,2856.6%
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2023 ACS estimates

In 2023, the US Census Bureau estimated that 19.9% of the population were foreign-born. Of all people aged 5 or older, 80.5% spoke only English at home, 3.1% spoke Spanish, 6.7% spoke other Indo-European languages, 9.2% spoke Asian or Pacific Islander languages, and 0.5% spoke other languages. Of those aged 25 or older, 98.1% were high school graduates and 85.4% had a bachelor's degree.[17]

The median household income was over $250,000, and the per capita income was $139,503. About 0.4% of families and 2.0% of the population were below the poverty line.[18]

Government

Orinda Community Center

As of February 10, 2019, Orinda has 14,020 registered voters, with 6,692 (47.7%) registered as Democrats, 3,176 (22.7%) registered as Republicans, and 3,662 (26.1%) decline to state voters.[19]

Once a Republican stronghold,[20] Orinda has trended Democratic since 1992.

More information Year, Democratic ...
Orinda vote
by party in presidential elections [21]
Year Democratic Republican
2024 77.4% 9,625 19.6% 2,442
2020 78.8% 10,435 19.3% 2,561
2016 74.2% 8,557 19.9% 2,295
2012 62.8% 7,158 34.7% 3,958
2008 67.5% 7,864 30.8% 3,594
2004 61.5% 7,025 37.2% 4,245
2000 51.5% 5,515 44.3% 4,746
1996 46.4% 4,778 45.1% 4,642
1992 42.6% 4,719 37.5% 4,163
1988 39.0% 4,163 59.9% 6,384
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Education

Orinda has four public elementary schools: Sleepy Hollow Elementary, Wagner Ranch Elementary, Glorietta Elementary and Del Rey Elementary. Orinda Intermediate School is the only middle school. Together, these five schools make up the Orinda Union School District. Orinda's high school, Miramonte High School, is a part of the Acalanes Union High School District.

Orinda is home to three private educational establishments: Orinda Academy, Holden High School, and Fountainhead Montessori School. Of these, two (OA & Holden) are private high schools, while Fountainhead Montessori School services kindergarten through fifth grade.

The Contra Costa County Library has a branch in Orinda.

Notable people

See also

References

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