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Trinity County – Ancestry

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Ancestry refers to the lineage or descent of a person, family, or group, tracing back through generations to identify their origins, heritage, and familial connections. It encompasses the genetic, cultural, and historical ties that link individuals to their forebears, shaping their identity and sense of belonging. Ancestry is a multifaceted concept, intertwining biology, genealogy, history, and culture, and it plays a significant role in how people understand themselves and their place in the world.

At its core, ancestry is rooted in genetics. Each individual inherits a unique combination of DNA from their parents, who in turn inherited their DNA from their own ancestors. This genetic material carries information about physical traits, predispositions to certain health conditions, and even behavioral tendencies. Advances in genetic testing, such as DNA analysis, have made it possible for individuals to trace their biological ancestry with remarkable precision. Companies like 23andMe and AncestryDNA offer services that analyze genetic markers to provide insights into a person's ethnic composition and geographic origins, often revealing surprising connections to distant relatives or previously unknown heritage.

Beyond genetics, ancestry is deeply tied to genealogy, the study of family history and lineage. Genealogical research involves constructing family trees, documenting relationships, and uncovering historical records such as birth certificates, marriage licenses, census data, and immigration documents. This process often reveals stories of migration, resilience, and adaptation, offering a window into the lives of ancestors and the challenges they faced. For many, genealogy is a way to honor their forebears and preserve their legacy for future generations.

Cultural ancestry is another critical dimension, encompassing the traditions, languages, customs, and values passed down through generations. It connects individuals to their ethnic or national heritage, shaping their cultural identity and worldview. For example, someone with Irish ancestry might celebrate St. Patrick's Day, learn traditional Irish dance, or explore the Gaelic language, while someone with Japanese ancestry might practice tea ceremonies, study calligraphy, or observe Obon festivals. Cultural ancestry fosters a sense of continuity and belonging, linking individuals to a broader community with shared experiences and values.

Historical ancestry delves into the broader context of a family's or group's past, including significant events, social conditions, and historical movements that shaped their lives. For instance, the transatlantic slave trade, the Irish Potato Famine, or the Jewish diaspora have profoundly influenced the ancestry of millions of people, leaving lasting imprints on their descendants' identities. Understanding historical ancestry often involves grappling with complex narratives of triumph and tragedy, resilience and oppression, and the interplay of individual and collective experiences.

Ancestry also has a deeply personal and emotional dimension. For many, exploring their ancestry is a journey of self-discovery, offering insights into who they are and where they come from. It can foster a sense of pride, connection, and continuity, as well as a deeper appreciation for the struggles and achievements of those who came before. At the same time, it can raise questions about identity, belonging, and the complexities of heritage, particularly for individuals with mixed or multicultural backgrounds.

In a globalized world, ancestry serves as a bridge between the past and the present, connecting individuals to their roots while also highlighting the interconnectedness of human history. It underscores the diversity and richness of human experience, reminding us that every person's story is part of a larger tapestry woven over centuries. Whether through genetic testing, genealogical research, cultural practices, or historical exploration, ancestry offers a profound way to understand ourselves and our place in the world.

A diversification score measures the diversity of ancestries in the county. As the value appoaches 100, ancestry diversity decreases and therefore increasing the risk of a lack of cultural diversity. The ancestry diversification score for this county is:

10.58

Most common ancestry not including "Unknown" is:

American

 
Ancestry Report Part I
DescriptionTotal Population American Native American Hawaiian Caribbean (Latino) Mexican Central American South American Other Hispanic African American Sub- Saharan Caribbean (Black)

Trinity County15,4572,1704012417745513824997766
California (in 000's)39,74948215013836212,8611,4034027011,298462359
National (in 000's)343,25113,8902,21362611,32738,8796,1814,6443,68725,8937,8527,174
Shasta County181,0909,9943,6102941,07015,5951,1794641,7491,022384246
Humboldt County131,6493,3336,7624061,10514,576682805824963275352
Mendocino County88,9471,4453,1769639121,51345355475938521276
Tehama County64,2023,8509928539216,2013442376923077561
Siskiyou County42,6361,5061,483352764,56933010923039712570
 
Per Cent to Total PopulationDiversity
Index
 

Trinity County10.5814.042.590.161.152.940.890.160.640.500.040.04
California14.271.210.380.350.9132.363.531.011.763.261.160.90
National7.834.050.640.183.3011.331.801.351.077.542.292.09
Shasta County10.785.521.990.160.598.610.650.260.970.560.210.14
Humboldt County10.222.535.140.310.8411.070.520.610.630.730.210.27
Mendocino County13.561.623.570.110.4424.190.510.620.850.430.240.09
Tehama County14.226.001.550.130.6125.230.540.371.080.480.120.10
Siskiyou County10.933.533.480.080.6510.720.770.260.540.930.290.16
 
Comparisons to State Norms % to Total >= 150% % to Total < 50% 

Trinity County 1,156.73687.2044.85125.649.1025.2915.3436.3415.263.344.30
California 100.00100.00100.00100.00100.00100.00100.00100.00100.00100.00100.00
National 333.42170.8052.71362.0635.0151.01133.6760.94231.08196.98231.42
Shasta County 454.72528.0546.8964.8326.6218.4425.3154.7917.2918.2615.04
Humboldt County 208.601,360.5689.0892.0934.2214.6760.4135.5122.4117.9929.61
Mendocino County 133.86945.8231.1848.2374.7514.4361.5448.4113.2620.529.46
Tehama County 494.10409.2838.2466.9977.9915.1836.4761.1514.6510.0610.52
Siskiyou County 291.04921.3523.7171.0233.1221.9225.2630.6028.5225.2518.18
 
Comparisons to National Norms % to Total >= 150% % to Total < 50% 

Trinity County 346.93402.3585.0934.7025.9949.5811.4859.636.601.701.86
California 29.9958.55189.7227.62285.66196.0474.81164.1143.2750.7743.21
National 100.00100.00100.00100.00100.00100.00100.00100.00100.00100.00100.00
Shasta County 136.38309.1788.9717.9176.0336.1518.9489.927.489.276.50
Humboldt County 62.56796.60169.0025.4497.7528.7745.2058.279.709.1312.79
Mendocino County 40.15553.7759.1413.32213.5428.2846.0479.455.7410.424.09
Tehama County 148.19239.6372.5518.50222.7929.7527.28100.356.345.114.55
Siskiyou County 87.29539.4444.9819.6294.6142.9818.9050.2212.3412.827.86
 
Ancestry Report Part II
DescriptionTotal Population Canadian British Dutch French German Italian Polish Scandi­navian Scotish/ Irish Spanish Other European

Trinity County15,457501,00069135950253306661,118116534
California (in 000's)39,749601,0821102191,1185571734251,133161796
National (in 000's)343,2511,35018,0691,8283,64224,7089,0274,6675,96920,6251,1409,563
Shasta County181,09086914,0771,2912,76015,6065,6131,2826,22414,8461,4476,935
Humboldt County131,6493349,4889801,99310,1304,1811,1635,17910,9827365,549
Mendocino County88,9471085,3565419925,2592,1534672,9665,5414293,186
Tehama County64,202274,5083087633,5649722521,4004,4043941,040
Siskiyou County42,6361573,8973315673,4511,5152771,5043,7002911,297
 
Per Cent to Total PopulationDiversity
Index
 

Trinity County10.580.326.470.450.876.151.640.194.317.230.753.45
California14.270.152.720.280.552.811.400.431.072.850.402.00
National7.830.395.260.531.067.202.631.361.746.010.332.79
Shasta County10.780.487.770.711.528.623.100.713.448.200.803.83
Humboldt County10.220.257.210.741.517.693.180.883.938.340.564.21
Mendocino County13.560.126.020.611.125.912.420.533.336.230.483.58
Tehama County14.220.047.020.481.195.551.510.392.186.860.611.62
Siskiyou County10.930.379.140.781.338.093.550.653.538.680.683.04
 
Comparisons to State Norms % to Total >= 150% % to Total < 50% 

Trinity County 214.56237.66161.81158.45218.54116.7744.70403.29253.72185.50172.45
California 100.00100.00100.00100.00100.00100.00100.00100.00100.00100.00100.00
National 260.90193.38193.04192.49255.95187.63313.10162.76210.7882.11139.07
Shasta County 318.29285.56258.41276.51306.43221.13163.03321.70287.58197.51191.16
Humboldt County 168.28264.75269.83274.65273.60226.58203.44368.22292.62138.19210.40
Mendocino County 80.54221.20220.47202.34210.23172.69120.91312.11218.53119.21178.79
Tehama County 27.89257.94173.89215.61197.39108.0190.39204.10240.63151.6980.86
Siskiyou County 244.24335.77281.41241.27287.81253.51149.62330.18304.42168.70151.85
 
Comparisons to National Norms % to Total >= 150% % to Total < 50% 

Trinity County 82.24122.9083.8282.3285.3862.2414.28247.79120.38225.92124.00
California 38.3351.7151.8051.9539.0753.3031.9461.4447.44121.7971.90
National 100.00100.00100.00100.00100.00100.00100.00100.00100.00100.00100.00
Shasta County 122.00147.67133.87143.65119.72117.8652.07197.66136.44240.54137.45
Humboldt County 64.50136.91139.78142.69106.90120.7664.98226.24138.83168.30151.28
Mendocino County 30.87114.39114.21105.1282.1492.0438.62191.77103.68145.19128.56
Tehama County 10.69133.3990.08112.0177.1257.5728.87125.41114.16184.7458.14
Siskiyou County 93.62173.63145.78125.34112.45135.1147.79202.87144.43205.46109.18
 
Ancestry Report Part III
DescriptionTotal Population Chinese Filipino Japanese Korean Vietnamese South Central Asian South East Asian Other Asian Middle Eastern Other Ancestry Unknown

Trinity County15,45746151301351,725112,4152,707
California (in 000's)39,7491,5551,2622654626619105623554225,9552,889
National (in 000's)343,2514,4613,0107931,5411,9135,4521,6431,2291,93147,32251,000
Shasta County181,0908761,1462343543106141,79462957328,62039,383
Humboldt County131,6495965562291391803053041,36435022,34524,483
Mendocino County88,947655358114412126716521316717,23713,660
Tehama County64,202922637133117322631947412,3459,850
Siskiyou County42,6361951164510188221787706,7838,896
 
Per Cent to Total PopulationDiversity
Index
 

Trinity County10.580.300.100.010.020.000.010.2311.160.0715.6217.51
California14.273.913.180.671.161.662.291.410.891.0614.987.27
National7.831.300.880.230.450.561.590.480.360.5613.7914.86
Shasta County10.780.480.630.130.200.170.340.990.350.3215.8021.75
Humboldt County10.220.450.420.170.110.140.230.231.040.2716.9718.60
Mendocino County13.560.740.400.130.050.240.080.190.240.1919.3815.36
Tehama County14.220.140.410.110.050.180.050.410.300.1219.2315.34
Siskiyou County10.930.460.270.110.020.040.190.510.200.1615.9120.86
 
Comparisons to State Norms % to Total >= 150% % to Total < 50% 

Trinity County 7.613.060.971.670.000.2816.011,248.696.71104.29240.99
California 100.00100.00100.00100.00100.00100.00100.00100.00100.00100.00100.00
National 33.2227.6234.6638.6133.5169.3733.8440.0853.0392.03204.45
Shasta County 12.3619.9319.3916.8110.2914.8170.0538.8629.83105.50299.26
Humboldt County 11.5713.3026.109.088.2210.1216.33115.9325.07113.30255.91
Mendocino County 18.8212.6819.233.9614.333.2913.1226.7917.70129.36211.33
Tehama County 3.6612.9016.594.4210.962.1828.9633.8110.87128.35211.12
Siskiyou County 11.698.5715.842.022.548.4035.9922.8315.48106.20287.12
 
Comparisons to National Norms % to Total >= 150% % to Total < 50% 

Trinity County 22.9011.072.804.320.000.4147.313,115.8712.65113.33117.87
California 301.05362.04288.53259.02298.45144.16295.49249.53188.56108.6648.91
National 100.00100.00100.00100.00100.00100.00100.00100.00100.00100.00100.00
Shasta County 37.2272.1655.9443.5330.7221.35206.9896.9856.26114.64146.37
Humboldt County 34.8348.1675.3123.5124.5314.5948.25289.2847.27123.11125.17
Mendocino County 56.6645.8955.4910.2742.774.7438.7666.8633.38140.57103.36
Tehama County 11.0346.7147.8811.4532.703.1485.5984.3720.49139.47103.26
Siskiyou County 35.1931.0245.695.227.5812.11106.3456.9729.19115.40140.43


Sources: STI: PopStats, Circa April 2025