Population of Alameda County, California (County)

Map of Population by County Subdivision in Alameda County

Population Density Population by County Subdivision#1

Population per square mile of land (excluding water areas):
500/mi²2,700/mi²4,800/mi²7,000/mi²9,100/mi²11,300/mi²

Population Population by County Subdivision#2

Total population:
70k150k220k290k360k440k
Road Data ©OpenStreetMap

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Map of Population by Tract in Alameda County

Population Density Population by Tract#3

Population per square mile of land (excluding water areas):
0k/mi²11k/mi²22k/mi²33k/mi²44k/mi²55k/mi²

Population Population by Tract#4

Total population:
02,0003,9005,9007,8009,800
Road Data ©OpenStreetMap

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Map of Population by Block Group in Alameda County

Population Density Population by Block Group#5

Population per square mile of land (excluding water areas):
0k/mi²20k/mi²39k/mi²59k/mi²78k/mi²98k/mi²

Population Population by Block Group#6

Total population:
01,5002,9004,4005,8007,300
Road Data ©OpenStreetMap

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Population by Place in Alameda County

There are 20 places in Alameda County. This section compares all 20 of those to each other.

Total Population by Place#7

Scope: population of selected places in Alameda County
0k100k200k300k400k#OaklandFremontHaywardBerkeleySan LeandroLivermoreAlamedaPleasantonUnion CityCastro ValleyDublinNewarkSan LorenzoAshlandAlbanyCherrylandPiedmontEmeryvilleFairviewSunol412,040.000000412,040.000000412.04k1227,934.000000227,934.000000227.93k2154,507.000000154,507.000000154.51k3118,585.000000118,585.000000118.59k489,039.00000089,039.00000089.04k586,493.00000086,493.00000086.49k677,409.00000077,409.00000077.41k777,046.00000077,046.00000077.05k873,500.00000073,500.00000073.50k962,825.00000062,825.00000062.83k1054,523.00000054,523.00000054.52k1144,677.00000044,677.00000044.68k1224,790.00000024,790.00000024.79k1324,288.00000024,288.00000024.29k1419,420.00000019,420.00000019.42k1515,066.00000015,066.00000015.07k1611,201.00000011,201.00000011.20k1711,111.00000011,111.00000011.11k1810,789.00000010,789.00000010.79k191,004.0000001,004.0000001.00k20
# rank of place out of 20 by population

Population Density by Place#8

People per square mile (excluding waters).
Scope: population of selected places in Alameda County
0k2k4k6k8k10k12k#AshlandCherrylandBerkeleyAlbanySan LorenzoEmeryvilleAlamedaOaklandSan LeandroPiedmontFairviewUnion CityCastro ValleyDublinHaywardNewarkLivermorePleasantonFremontSunol13,218.71510513,218.71510513.22k112,585.17025912,585.17025912.59k211,330.80748111,330.80748111.33k310,860.12905010,860.12905010.86k48,950.5539518,950.5539518.95k58,674.5990858,674.5990858.67k67,413.0151407,413.0151407.41k77,371.9410097,371.9410097.37k86,671.1130556,671.1130556.67k96,590.0400476,590.0400476.59k103,921.6915473,921.6915473.92k113,788.7191623,788.7191623.79k123,753.5979913,753.5979913.75k133,579.2708603,579.2708603.58k143,392.8990333,392.8990333.39k153,219.9580533,219.9580533.22k163,212.8372463,212.8372463.21k173,193.3204773,193.3204773.19k182,942.4192282,942.4192282.94k1936.06960836.0696080.04k20
# rank of place out of 20 by population density

Population by County Subdivision in Alameda County

There are 6 county subdivisions in Alameda County. This section compares all 6 of those to each other.

Total Population by County Subdivision#9

Scope: population of selected county subdivisions in Alameda County
0k100k200k300k400k#OaklandHaywardFremontLivermore-PleasantonLivermore-Pleasant…BerkeleyAlameda434,352.000000434,352.000000434.35k1387,541.000000387,541.000000387.54k2344,862.000000344,862.000000344.86k3223,048.000000223,048.000000223.05k4138,005.000000138,005.000000138.01k577,409.00000077,409.00000077.41k6
# rank of county subdivision out of 6 by population

Population Density by County Subdivision#10

People per square mile (excluding waters).
Scope: population of selected county subdivisions in Alameda County
0k2k4k6k8k10k#BerkeleyAlamedaOaklandFremontHaywardLivermore-PleasantonLivermore-Pleasant…11,262.12215811,262.12215811.26k17,413.0151407,413.0151407.41k27,377.7083577,377.7083577.38k33,091.0025833,091.0025833.09k42,967.5924112,967.5924112.97k5536.995587536.9955870.54k6
# rank of county subdivision out of 6 by population density

Population by County in the San Francisco Area

There are 5 counties in the San Francisco Area. This section compares Alameda County to all of the counties in the San Francisco Area.

Total Population by County#11

Scope: population of Alameda County and selected other counties in the San Francisco Area
0k500k1,000k1,500k#Alameda CountyAlamedaContra Costa CountyContra CostaSan Francisco CountySan FranciscoSan Mateo CountySan MateoMarin CountyMarin1,605,217.0000001,605,217.0000001,605.22k11,107,925.0000001,107,925.0000001,107.93k2850,282.000000850,282.000000850.28k3754,748.000000754,748.000000754.75k4259,358.000000259,358.000000259.36k5
# rank of county out of 5 by population

Population Density by County#12

People per square mile (excluding waters).
Scope: population of Alameda County and selected other counties in the San Francisco Area
0k5k10k15k#San Francisco CountySan FranciscoAlameda CountyAlamedaSan Mateo CountySan MateoContra Costa CountyContra CostaMarin CountyMarin18,131.88270418,131.88270418.13k12,171.8733742,171.8733742.17k21,682.7557931,682.7557931.68k31,532.9159351,532.9159351.53k4498.296433498.2964330.50k5
# rank of county out of 5 by population density

Population by County in California

There are 58 counties in California. This section compares Alameda County to the 50 most populous counties in California. The least populous of the compared counties has a population of 21,361.

Total Population by County#13

Scope: population of Alameda County and selected other counties in California
0M2M4M6M8M10M#Los Angeles CountyLos AngelesSan Diego CountySan DiegoOrange CountyOrangeRiverside CountyRiversideSan Bernardino CountySan BernardinoSanta Clara CountySanta ClaraAlameda CountyAlamedaSacramento CountySacramentoContra Costa CountyContra CostaFresno CountyFresnoKern CountyKernSan Francisco CountySan FranciscoVentura CountyVenturaSan Mateo CountySan MateoSan Joaquin CountySan JoaquinStanislaus CountyStanislausSonoma CountySonomaTulare CountyTulareSanta Barbara CountySanta BarbaraMonterey CountyMontereySolano CountySolanoPlacer CountyPlacerSan Luis Obispo CountySan Luis ObispoSanta Cruz CountySanta CruzMerced CountyMercedMarin CountyMarinButte CountyButteYolo CountyYoloEl Dorado CountyEl DoradoShasta CountyShastaImperial CountyImperialMadera CountyMaderaKings CountyKingsNapa CountyNapaHumboldt CountyHumboldtNevada CountyNevadaSutter CountySutterMendocino CountyMendocinoYuba CountyYubaLake CountyLakeTehama CountyTehamaSan Benito CountySan BenitoTuolumne CountyTuolumneCalaveras CountyCalaverasSiskiyou CountySiskiyouAmador CountyAmadorLassen CountyLassenGlenn CountyGlennDel Norte CountyDel NorteColusa CountyColusa10,057,155.00000010,057,155.00000010.06M13,253,356.0000003,253,356.0000003.25M23,132,211.0000003,132,211.0000003.13M32,323,892.0000002,323,892.0000002.32M42,106,754.0000002,106,754.0000002.11M51,885,056.0000001,885,056.0000001.89M61,605,217.0000001,605,217.0000001.61M71,479,300.0000001,479,300.0000001.48M81,107,925.0000001,107,925.0000001.11M9963,160.000000963,160.0000000.96M10871,337.000000871,337.0000000.87M11850,282.000000850,282.0000000.85M12843,110.000000843,110.0000000.84M13754,748.000000754,748.0000000.75M14714,860.000000714,860.0000000.71M15530,561.000000530,561.0000000.53M16497,776.000000497,776.0000000.50M17455,769.000000455,769.0000000.46M18439,395.000000439,395.0000000.44M19430,201.000000430,201.0000000.43M20429,596.000000429,596.0000000.43M21370,571.000000370,571.0000000.37M22278,680.000000278,680.0000000.28M23270,931.000000270,931.0000000.27M24265,001.000000265,001.0000000.27M25259,358.000000259,358.0000000.26M26223,877.000000223,877.0000000.22M27209,671.000000209,671.0000000.21M28183,000.000000183,000.0000000.18M29179,228.000000179,228.0000000.18M30178,807.000000178,807.0000000.18M31153,366.000000153,366.0000000.15M32150,261.000000150,261.0000000.15M33140,823.000000140,823.0000000.14M34135,182.000000135,182.0000000.14M3598,639.00000098,639.0000000.10M3695,406.00000095,406.0000000.10M3787,409.00000087,409.0000000.09M3873,897.00000073,897.0000000.07M3964,076.00000064,076.0000000.06M4063,015.00000063,015.0000000.06M4158,051.00000058,051.0000000.06M4253,864.00000053,864.0000000.05M4344,787.00000044,787.0000000.04M4443,668.00000043,668.0000000.04M4536,963.00000036,963.0000000.04M4631,945.00000031,945.0000000.03M4727,976.00000027,976.0000000.03M4827,628.00000027,628.0000000.03M4921,361.00000021,361.0000000.02M50
# rank of county out of 50 by population

Population Density by County#14

People per square mile (excluding waters).
Scope: population of Alameda County and selected other counties in California
0k5k10k15k#San Francisco CountySan FranciscoOrange CountyOrangeLos Angeles CountyLos AngelesAlameda CountyAlamedaSan Mateo CountySan MateoSacramento CountySacramentoContra Costa CountyContra CostaSanta Clara CountySanta ClaraSan Diego CountySan DiegoSanta Cruz CountySanta CruzSolano CountySolanoSan Joaquin CountySan JoaquinMarin CountyMarinVentura CountyVenturaStanislaus CountyStanislausRiverside CountyRiversideSonoma CountySonomaPlacer CountyPlacerYolo CountyYoloNapa CountyNapaFresno CountyFresnoSanta Barbara CountySanta BarbaraSutter CountySutterMerced CountyMercedButte CountyButteMonterey CountyMontereyYuba CountyYubaKings CountyKingsEl Dorado CountyEl DoradoKern CountyKernSan Bernardino CountySan BernardinoNevada CountyNevadaTulare CountyTulareSan Luis Obispo CountySan Luis ObispoMadera CountyMaderaAmador CountyAmadorLake CountyLakeShasta CountyShastaCalaveras CountyCalaverasImperial CountyImperialSan Benito CountySan BenitoHumboldt CountyHumboldtDel Norte CountyDel NorteMendocino CountyMendocinoTuolumne CountyTuolumneTehama CountyTehamaGlenn CountyGlennColusa CountyColusaLassen CountyLassenSiskiyou CountySiskiyou18,131.88270418,131.88270418.13k13,961.7034453,961.7034453.96k22,478.2396272,478.2396272.48k32,171.8733742,171.8733742.17k41,682.7557931,682.7557931.68k51,533.0483871,533.0483871.53k61,532.9159351,532.9159351.53k71,459.9180661,459.9180661.46k8773.385727773.3857270.77k9608.610539608.6105390.61k10522.767765522.7677650.52k11513.404574513.4045740.51k12498.296433498.2964330.50k13457.462024457.4620240.46k14354.651195354.6511950.35k15322.481032322.4810320.32k16315.877408315.8774080.32k17263.360805263.3608050.26k18206.618100206.6181000.21k19188.183006188.1830060.19k20161.637031161.6370310.16k21160.647619160.6476190.16k22158.371707158.3717070.16k23136.936439136.9364390.14k24136.805298136.8052980.14k25131.135557131.1355570.13k26116.918586116.9185860.12k27108.146500108.1465000.11k28107.151340107.1513400.11k29107.150149107.1501490.11k30105.036867105.0368670.11k31102.988472102.9884720.10k3294.47256994.4725690.09k3384.43189384.4318930.08k3471.76315571.7631550.07k3562.16744262.1674420.06k3650.99612150.9961210.05k3747.47288547.4728850.05k3843.90827643.9082760.04k3942.81182642.8118260.04k4041.80195441.8019540.04k4137.88768037.8876800.04k4227.45719127.4571910.03k4324.92872624.9287260.02k4424.25289624.2528960.02k4521.36309921.3630990.02k4621.29159121.2915910.02k4718.56302618.5630260.02k487.0345157.0345150.01k496.9548506.9548500.01k50
# rank of county out of 50 by population density

Population by County in the United States

There are 3,142 counties in the United States. This section compares Alameda County to the 50 most populous counties in the United States. The least populous of the compared counties has a population of 941,618.

Total Population by County#15

Scope: population of Alameda County and selected other counties in the United States
0M2M4M6M8M10M#Los Angeles CountyLos AngelesCook CountyCookHarris CountyHarrisMaricopa CountyMaricopaSan Diego CountySan DiegoOrange CountyOrangeMiami-Dade CountyMiami-DadeKings CountyKingsDallas CountyDallasRiverside CountyRiversideQueens CountyQueensSan Bernardino CountySan BernardinoKing CountyKingClark CountyClarkTarrant CountyTarrantSanta Clara CountySanta ClaraBroward CountyBrowardBexar CountyBexarWayne CountyWayneNew York CountyNew YorkAlameda CountyAlamedaMiddlesex CountyMiddlesexPhiladelphia CountyPhiladelphiaSuffolk CountySuffolkSacramento CountySacramentoBronx CountyBronxPalm Beach CountyPalm BeachNassau CountyNassauHillsborough CountyHillsboroughCuyahoga CountyCuyahogaOrange CountyOrangeOakland CountyOaklandFranklin CountyFranklinAllegheny CountyAlleghenyHennepin CountyHennepinTravis CountyTravisFairfax CountyFairfaxContra Costa CountyContra CostaSalt Lake CountySalt LakeMontgomery CountyMontgomeryMecklenburg CountyMecklenburgPima CountyPimaSt. Louis CountySt. LouisWake CountyWakeFulton CountyFultonHonolulu CountyHonoluluWestchester CountyWestchesterFresno CountyFresnoMilwaukee CountyMilwaukeeFairfield CountyFairfield10,057,155.00000010,057,155.00000010.06M15,227,575.0000005,227,575.0000005.23M24,434,257.0000004,434,257.0000004.43M34,088,549.0000004,088,549.0000004.09M43,253,356.0000003,253,356.0000003.25M53,132,211.0000003,132,211.0000003.13M62,664,418.0000002,664,418.0000002.66M72,606,852.0000002,606,852.0000002.61M82,513,054.0000002,513,054.0000002.51M92,323,892.0000002,323,892.0000002.32M102,310,011.0000002,310,011.0000002.31M112,106,754.0000002,106,754.0000002.11M122,079,550.0000002,079,550.0000002.08M132,070,153.0000002,070,153.0000002.07M141,947,529.0000001,947,529.0000001.95M151,885,056.0000001,885,056.0000001.89M161,863,780.0000001,863,780.0000001.86M171,858,699.0000001,858,699.0000001.86M181,767,593.0000001,767,593.0000001.77M191,634,989.0000001,634,989.0000001.63M201,605,217.0000001,605,217.0000001.61M211,567,610.0000001,567,610.0000001.57M221,559,938.0000001,559,938.0000001.56M231,498,130.0000001,498,130.0000001.50M241,479,300.0000001,479,300.0000001.48M251,436,785.0000001,436,785.0000001.44M261,398,757.0000001,398,757.0000001.40M271,356,801.0000001,356,801.0000001.36M281,323,059.0000001,323,059.0000001.32M291,258,710.0000001,258,710.0000001.26M301,256,055.0000001,256,055.0000001.26M311,235,215.0000001,235,215.0000001.24M321,232,118.0000001,232,118.0000001.23M331,230,360.0000001,230,360.0000001.23M341,209,265.0000001,209,265.0000001.21M351,148,176.0000001,148,176.0000001.15M361,132,887.0000001,132,887.0000001.13M371,107,925.0000001,107,925.0000001.11M381,092,518.0000001,092,518.0000001.09M391,026,371.0000001,026,371.0000001.03M401,011,774.0000001,011,774.0000001.01M411,003,338.0000001,003,338.0000001.00M421,000,560.0000001,000,560.0000001.00M43998,576.000000998,576.0000001.00M44996,757.000000996,757.0000001.00M45986,999.000000986,999.0000000.99M46969,229.000000969,229.0000000.97M47963,160.000000963,160.0000000.96M48955,306.000000955,306.0000000.96M49941,618.000000941,618.0000000.94M50
# rank of county out of 50 by population

Population Density by County#16

People per square mile (excluding waters).
Scope: population of Alameda County and selected other counties in the United States
0k10k20k30k40k50k60k70k#New York CountyNew YorkKings CountyKingsBronx CountyBronxQueens CountyQueensPhiladelphia CountyPhiladelphiaCook CountyCookNassau CountyNassauOrange CountyOrangeMilwaukee CountyMilwaukeeFairfax CountyFairfaxWayne CountyWayneDallas CountyDallasCuyahoga CountyCuyahogaHarris CountyHarrisLos Angeles CountyLos AngelesFranklin CountyFranklinTarrant CountyTarrantWestchester CountyWestchesterHennepin CountyHennepinAlameda CountyAlamedaMontgomery CountyMontgomerySt. Louis CountySt. LouisMecklenburg CountyMecklenburgMiddlesex CountyMiddlesexFulton CountyFultonAllegheny CountyAlleghenyHonolulu CountyHonoluluSuffolk CountySuffolkBroward CountyBrowardSacramento CountySacramentoContra Costa CountyContra CostaFairfield CountyFairfieldBexar CountyBexarSalt Lake CountySalt LakeSanta Clara CountySanta ClaraOakland CountyOaklandMiami-Dade CountyMiami-DadeOrange CountyOrangeHillsborough CountyHillsboroughWake CountyWakeTravis CountyTravisKing CountyKingSan Diego CountySan DiegoPalm Beach CountyPalm BeachMaricopa CountyMaricopaRiverside CountyRiversideClark CountyClarkFresno CountyFresnoPima CountyPimaSan Bernardino CountySan Bernardino72,167.60597972,167.60597972.17k137,340.67621837,340.67621837.34k234,167.96880134,167.96880134.17k321,237.94747821,237.94747821.24k411,625.88366911,625.88366911.63k55,531.8762675,531.8762675.53k64,763.9163794,763.9163794.76k73,961.7034453,961.7034453.96k83,953.6841943,953.6841943.95k92,898.4456972,898.4456972.90k102,888.1522602,888.1522602.89k112,878.4220552,878.4220552.88k122,753.3818582,753.3818582.75k132,600.9540812,600.9540812.60k142,478.2396272,478.2396272.48k152,314.3614822,314.3614822.31k162,254.9978792,254.9978792.25k172,251.3192932,251.3192932.25k182,184.2050692,184.2050692.18k192,171.8733742,171.8733742.17k202,081.8544912,081.8544912.08k211,970.4926601,970.4926601.97k221,932.3437311,932.3437311.93k231,917.0752881,917.0752881.92k241,892.4081641,892.4081641.89k251,685.2478291,685.2478291.69k261,643.3391511,643.3391511.64k271,643.1276081,643.1276081.64k281,544.1986571,544.1986571.54k291,533.0483871,533.0483871.53k301,532.9159351,532.9159351.53k311,506.6615071,506.6615071.51k321,499.0984171,499.0984171.50k331,472.2923611,472.2923611.47k341,459.9180661,459.9180661.46k351,423.9503141,423.9503141.42k361,403.3126861,403.3126861.40k371,390.4953151,390.4953151.39k381,296.7175361,296.7175361.30k391,196.1706231,196.1706231.20k401,157.6775431,157.6775431.16k41982.963629982.9636290.98k42773.385727773.3857270.77k43710.067520710.0675200.71k44444.446561444.4465610.44k45322.481032322.4810320.32k46262.321925262.3219250.26k47161.637031161.6370310.16k48109.210256109.2102560.11k49105.036867105.0368670.11k50
# rank of county out of 50 by population density

Definitions

This page reports on the population distribution in Alameda County, both in terms of raw head counts, and in terms of population density per square mile.

  • Population: count of all residents of the given entity at the time of the survey, excluding visitors
  • Population Density: population divided by the total land area of the entity (i.e., excluding water areas contained in the entity)

For additional information about the data presented on this site, including our sources, please see the About Page.

More Topics to Explore

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Income

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More Maps to Explore

Principal Cities:
Oakland, Hayward, Berkeley, San Leandro, Pleasanton
Cities:
Alameda, Albany, Berkeley, Dublin, Emeryville, Fremont, Hayward, Livermore, Newark, Oakland, Piedmont, Pleasanton, San Leandro, Union City
Unincorporated Places:
Ashland, Castro Valley, Cherryland, Fairview, San Lorenzo, Sunol
ZIP Codes:
94501, 94502, 94505, 94514, 94536, 94538, 94539, 94541, 94542, 94544, 94545, 94546, 94550, 94551, 94552, 94555, 94560, 94566, 94568, 94577, 94578, 94579, 94580, 94586, 94587, 94588, 94601, 94602, 94603, 94605, 94606, 94607, 94608, 94609, 94610, 94611, 94612, 94613, 94618, 94619, 94621, 94702, 94703, 94704, 94705, 94706, 94707, 94708, 94709, 94710, 94720, 95035, 95377, 95391
Unified School Districts:
Alameda, Albany, Berkeley, Castro Valley, Dublin, Emery, Fremont, Hayward, Livermore Valley, New Haven, Newark, Oakland, Piedmont, Pleasanton, San Leandro, San Lorenzo, Sunol Glen
Elementary School District:
Mountain House
Congressional Districts:
CA-13, CA-15, CA-17
State Senate Districts:
CA-7, CA-9, CA-10
Assembly Districts:
CA-15, CA-16, CA-18, CA-20, CA-25
Neighboring Counties:
Contra Costa, San Francisco, San Joaquin, San Mateo, Santa Clara, Stanislaus
Nearby Counties:
Marin, Santa Cruz, Solano