Population of Sonoma County, California (County)

Map of Population by County Subdivision in Sonoma County

Population Density Population by County Subdivision#1

Population per square mile of land (excluding water areas):
40/mi²260/mi²480/mi²700/mi²930/mi²1,150/mi²

Population Population by County Subdivision#2

Total population:
13k54k95k135k176k217k
Road Data ©OpenStreetMap

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Map of Population by Tract in Sonoma County

Population Density Population by Tract#3

Population per square mile of land (excluding water areas):
0/mi²2,400/mi²4,800/mi²7,100/mi²9,500/mi²11,900/mi²

Population Population by Tract#4

Total population:
02,5005,1007,60010,10012,700
Road Data ©OpenStreetMap

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Map of Population by Block Group in Sonoma County

Population Density Population by Block Group#5

Population per square mile of land (excluding water areas):
0k/mi²7k/mi²13k/mi²20k/mi²26k/mi²33k/mi²

Population Population by Block Group#6

Total population:
01,2002,4003,7004,9006,200
Road Data ©OpenStreetMap

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Population by Place in Sonoma County

There are 37 places in Sonoma County. This section compares all 37 of those to each other.

Total Population by Place#7

Scope: population of selected places in Sonoma County
0k50k100k150k#Santa RosaPetalumaRohnert ParkWindsorHealdsburgSonomaLarkfield-WikiupCloverdaleSebastopolCotatiBoyes Hot SpringsBoyes Hot SpgsRoselandFetters Hot Springs-Agua CalienteFetters Hot Spgs-…El VeranoGuernevilleForestvillePenngroveGratonTemelecEldridgeKenwoodSea RanchMonte RioGeyservilleOccidentalGlen EllenFultonBodega BayBloomfieldCazaderoBodegaValley FordTimber CoveJennerSereno del MarSalmon CreekCarmet173,165.000000173,165.000000173.17k159,757.00000059,757.00000059.76k241,928.00000041,928.00000041.93k327,318.00000027,318.00000027.32k411,614.00000011,614.00000011.61k510,952.00000010,952.00000010.95k69,257.0000009,257.0000009.26k78,763.0000008,763.0000008.76k87,630.0000007,630.0000007.63k97,415.0000007,415.0000007.42k107,147.0000007,147.0000007.15k115,859.0000005,859.0000005.86k124,775.0000004,775.0000004.78k134,161.0000004,161.0000004.16k144,095.0000004,095.0000004.10k153,514.0000003,514.0000003.51k162,940.0000002,940.0000002.94k171,665.0000001,665.0000001.67k181,627.0000001,627.0000001.63k191,445.0000001,445.0000001.45k201,227.0000001,227.0000001.23k211,092.0000001,092.0000001.09k22981.000000981.0000000.98k23975.000000975.0000000.98k24898.000000898.0000000.90k25726.000000726.0000000.73k26632.000000632.0000000.63k27608.000000608.0000000.61k28444.000000444.0000000.44k29290.000000290.0000000.29k30274.000000274.0000000.27k31172.000000172.0000000.17k32127.000000127.0000000.13k3396.00000096.0000000.10k3461.00000061.0000000.06k3545.00000045.0000000.05k3613.00000013.0000000.01k37
# rank of place out of 37 by population

Population Density by Place#8

People per square mile (excluding waters).
Scope: population of selected places in Sonoma County
0k1k2k3k4k5k6k#Boyes Hot SpringsBoyes Hot SpgsRoselandRohnert ParkSanta RosaPetalumaSebastopolSonomaCotatiWindsorEl VeranoFetters Hot Springs-Agua CalienteFetters Hot Spgs-…CloverdaleHealdsburgEldridgeLarkfield-WikiupGratonTemelecPenngroveForestvilleMonte RioGuernevilleGlen EllenFultonKenwoodGeyservilleOccidentalBodegaSereno del MarBodega BaySea RanchValley FordBloomfieldJennerCarmetCazaderoSalmon CreekTimber Cove6,740.0036876,740.0036876.74k16,204.2047606,204.2047606.20k25,986.8607805,986.8607805.99k34,193.6196784,193.6196784.19k44,154.8968334,154.8968334.15k54,101.8115584,101.8115584.10k63,991.8526113,991.8526113.99k73,944.2871693,944.2871693.94k83,757.8487693,757.8487693.76k93,635.5977243,635.5977243.64k103,268.4835383,268.4835383.27k112,886.1217202,886.1217202.89k122,605.8484702,605.8484702.61k132,216.2986802,216.2986802.22k141,744.0291981,744.0291981.74k151,054.2818741,054.2818741.05k161,024.6835441,024.6835441.02k17730.570118730.5701180.73k18668.449859668.4498590.67k19515.333647515.3336470.52k20421.756900421.7569000.42k21345.743402345.7434020.35k22324.323521324.3235210.32k23237.490708237.4907080.24k24216.015069216.0150690.22k25180.826379180.8263790.18k2694.42219794.4221970.09k2782.72772682.7277260.08k2872.86105972.8610590.07k2967.66591067.6659100.07k3065.10471365.1047130.07k3154.56851754.5685170.05k3245.50522445.5052240.05k3345.34830345.3483030.05k3440.75126740.7512670.04k3540.38783140.3878310.04k3622.47158022.4715800.02k37
# rank of place out of 37 by population density

Population by County Subdivision in Sonoma County

There are 7 county subdivisions in Sonoma County. This section compares all 7 of those to each other.

Total Population by County Subdivision#9

Scope: population of selected county subdivisions in Sonoma County
0k50k100k150k200k#Santa RosaPetalumaHealdsburgSonomaSebastopolRussian River-Sonoma CoastRussian Riv-Sono…Cloverdale-GeyservilleCloverdale-Geyser…216,138.000000216,138.000000216.14k1128,273.000000128,273.000000128.27k245,748.00000045,748.00000045.75k342,551.00000042,551.00000042.55k429,300.00000029,300.00000029.30k522,055.00000022,055.00000022.06k613,711.00000013,711.00000013.71k7
# rank of county subdivision out of 7 by population

Population Density by County Subdivision#10

People per square mile (excluding waters).
Scope: population of selected county subdivisions in Sonoma County
05001,000#Santa RosaPetalumaSebastopolHealdsburgSonomaCloverdale-GeyservilleCloverdale-Geyser…Russian River-Sonoma CoastRussian Riv-Sono…1,146.0347531,146.0347531,1461714.566031714.5660317152410.392381410.3923814103294.019853294.0198532944291.983035291.983035292545.46740945.46740945641.34284341.342843417
# rank of county subdivision out of 7 by population density

Population by County in California

There are 58 counties in California. This section compares Sonoma 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#11

Scope: population of Sonoma 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#12

People per square mile (excluding waters).
Scope: population of Sonoma 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 Sonoma 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#13

Scope: population of Sonoma 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 CountyFairfieldSonoma CountySonoma10,057,155.00000010,057,155.00000010.06M15,227,575.0000005,227,575.0000005.23M24,434,257.0000004,434,257.0000004.43M34,088,549.0000004,088,549.0000004.09M43,253,356.0000003,253,356.0000003.25M53,132,211.0000003,132,211.0000003.13M62,664,418.0000002,664,418.0000002.66M72,606,852.0000002,606,852.0000002.61M82,513,054.0000002,513,054.0000002.51M92,323,892.0000002,323,892.0000002.32M102,310,011.0000002,310,011.0000002.31M112,106,754.0000002,106,754.0000002.11M122,079,550.0000002,079,550.0000002.08M132,070,153.0000002,070,153.0000002.07M141,947,529.0000001,947,529.0000001.95M151,885,056.0000001,885,056.0000001.89M161,863,780.0000001,863,780.0000001.86M171,858,699.0000001,858,699.0000001.86M181,767,593.0000001,767,593.0000001.77M191,634,989.0000001,634,989.0000001.63M201,605,217.0000001,605,217.0000001.61M211,567,610.0000001,567,610.0000001.57M221,559,938.0000001,559,938.0000001.56M231,498,130.0000001,498,130.0000001.50M241,479,300.0000001,479,300.0000001.48M251,436,785.0000001,436,785.0000001.44M261,398,757.0000001,398,757.0000001.40M271,356,801.0000001,356,801.0000001.36M281,323,059.0000001,323,059.0000001.32M291,258,710.0000001,258,710.0000001.26M301,256,055.0000001,256,055.0000001.26M311,235,215.0000001,235,215.0000001.24M321,232,118.0000001,232,118.0000001.23M331,230,360.0000001,230,360.0000001.23M341,209,265.0000001,209,265.0000001.21M351,148,176.0000001,148,176.0000001.15M361,132,887.0000001,132,887.0000001.13M371,107,925.0000001,107,925.0000001.11M381,092,518.0000001,092,518.0000001.09M391,026,371.0000001,026,371.0000001.03M401,011,774.0000001,011,774.0000001.01M411,003,338.0000001,003,338.0000001.00M421,000,560.0000001,000,560.0000001.00M43998,576.000000998,576.0000001.00M44996,757.000000996,757.0000001.00M45986,999.000000986,999.0000000.99M46969,229.000000969,229.0000000.97M47963,160.000000963,160.0000000.96M48955,306.000000955,306.0000000.96M49941,618.000000941,618.0000000.94M50497,776.000000497,776.0000000.50M
# rank of county out of 50 by population

Population Density by County#14

People per square mile (excluding waters).
Scope: population of Sonoma 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 CountyRiversideSonoma CountySonomaClark CountyClarkFresno CountyFresnoPima CountyPimaSan Bernardino CountySan Bernardino72,167.60597972,167.60597972.17k137,340.67621837,340.67621837.34k234,167.96880134,167.96880134.17k321,237.94747821,237.94747821.24k411,625.88366911,625.88366911.63k55,531.8762675,531.8762675.53k64,763.9163794,763.9163794.76k73,961.7034453,961.7034453.96k83,953.6841943,953.6841943.95k92,898.4456972,898.4456972.90k102,888.1522602,888.1522602.89k112,878.4220552,878.4220552.88k122,753.3818582,753.3818582.75k132,600.9540812,600.9540812.60k142,478.2396272,478.2396272.48k152,314.3614822,314.3614822.31k162,254.9978792,254.9978792.25k172,251.3192932,251.3192932.25k182,184.2050692,184.2050692.18k192,171.8733742,171.8733742.17k202,081.8544912,081.8544912.08k211,970.4926601,970.4926601.97k221,932.3437311,932.3437311.93k231,917.0752881,917.0752881.92k241,892.4081641,892.4081641.89k251,685.2478291,685.2478291.69k261,643.3391511,643.3391511.64k271,643.1276081,643.1276081.64k281,544.1986571,544.1986571.54k291,533.0483871,533.0483871.53k301,532.9159351,532.9159351.53k311,506.6615071,506.6615071.51k321,499.0984171,499.0984171.50k331,472.2923611,472.2923611.47k341,459.9180661,459.9180661.46k351,423.9503141,423.9503141.42k361,403.3126861,403.3126861.40k371,390.4953151,390.4953151.39k381,296.7175361,296.7175361.30k391,196.1706231,196.1706231.20k401,157.6775431,157.6775431.16k41982.963629982.9636290.98k42773.385727773.3857270.77k43710.067520710.0675200.71k44444.446561444.4465610.44k45322.481032322.4810320.32k46315.877408315.8774080.32k262.321925262.3219250.26k47161.637031161.6370310.16k48109.210256109.2102560.11k49105.036867105.0368670.11k50
# rank of county out of 50 by population density

Definitions

This page reports on the population distribution in Sonoma 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

Demographics

Income

Education

More Maps to Explore

Principal City:
Santa Rosa
Cities:
Cloverdale, Cotati, Healdsburg, Petaluma, Rohnert Park, Santa Rosa, Sebastopol, Sonoma
Towns:
Windsor
Unincorporated Places:
Bloomfield, Bodega, Bodega Bay, Boyes Hot Springs, Carmet, Cazadero, El Verano, Eldridge, Fetters Hot Springs-Agua Caliente, Forestville, Fulton, Geyserville, Glen Ellen, Graton, Guerneville, Jenner, Kenwood, Larkfield-Wikiup, Monte Rio, Occidental, Penngrove, Roseland, Salmon Creek, Sea Ranch, Sereno del Mar, Temelec, Timber Cove, Valley Ford
ZIP Codes:
94515, 94922, 94923, 94928, 94931, 94951, 94952, 94954, 95401, 95403, 95404, 95405, 95407, 95409, 95412, 95421, 95425, 95430, 95431, 95436, 95439, 95441, 95442, 95444, 95446, 95448, 95450, 95452, 95462, 95465, 95471, 95472, 95476, 95486, 95492, 95497
Unified School Districts:
Calistoga, Cloverdale, Cotati-Rohnert Park, Geyserville, Healdsburg, Shoreline, Sonoma Valley, Windsor
Elementary School Districts:
Alexander Valley, Bellevue, Bennett Valley, Cinnabar, Dunham, Forestville, Fort Ross, Gravenstein, Guerneville, Harmony, Horicon, Kashia, Kenwood, Laguna, Liberty, Mark West, Monte Rio, Montgomery, Oak Grove, Old Adobe, Petaluma City, Piner-Olivet, Rincon Valley, Roseland, Santa Rosa, Sebastopol, Twin Hills, Two Rock, Waugh, West Side, Wilmar, Wright
Secondary School Districts:
Petaluma, Point Arena, Santa Rosa, West Sonoma County
Congressional Districts:
CA-2, CA-5
State Senate Districts:
CA-2, CA-3
Assembly Districts:
CA-2, CA-4, CA-10
Neighboring Counties:
Contra Costa, Lake, Marin, Mendocino, Napa, Solano
Nearby Counties:
Colusa, San Francisco