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Kane 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:

12.04

Most common ancestry not including "Unknown" is:

Mexican

 
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)

Kane County523,4649,58752811212,759141,5675,5884,6254,96416,9394,6913,960
Illinois (in 000's)12,7843341632601,81196109661,099348291
National (in 000's)343,25113,8902,21362611,32738,8796,1814,6443,68725,8937,8527,174
Cook County5,233,70152,0475,528990168,9761,041,26956,18572,27235,530719,598233,195209,636
DuPage County943,02214,79887122115,600111,0327,3288,9833,53429,4999,2106,327
McHenry County317,0517,381313574,94738,4931,7592,0971,0473,005813560
Kendall County144,2492,295114123,42925,4004024834519,7061,274265
DeKalb County101,7132,610118351,61110,8903107183895,7871,2861,024
 
Per Cent to Total PopulationDiversity
Index
 

Kane County12.041.830.100.022.4427.041.070.880.953.240.900.76
Illinois8.322.610.120.022.0314.170.750.850.528.602.722.28
National7.834.050.640.183.3011.331.801.351.077.542.292.09
Cook County9.360.990.110.023.2319.901.071.380.6813.754.464.01
DuPage County7.661.570.090.021.6511.770.780.950.373.130.980.67
McHenry County9.862.330.100.021.5612.140.550.660.330.950.260.18
Kendall County11.021.590.080.012.3817.610.280.330.316.730.880.18
DeKalb County9.212.570.120.031.5810.710.300.710.385.691.261.01
 
Comparisons to State Norms % to Total >= 150% % to Total < 50% 

Kane County 70.0480.9392.53119.86190.86142.18103.76183.8337.6432.9433.19
Illinois 100.00100.00100.00100.00100.00100.00100.00100.00100.00100.00100.00
National 154.75517.34789.18162.2779.93239.84158.89208.2187.7384.0891.71
Cook County 38.0384.7581.80158.76140.41142.98162.17131.60159.91163.77175.75
DuPage County 60.0174.11101.3581.3583.09103.50111.8772.6436.3835.9029.44
McHenry County 89.0379.2177.7576.7385.6873.8977.6864.0111.029.427.75
Kendall County 60.8463.4135.98116.89124.2737.1239.3260.6178.2632.468.06
DeKalb County 98.1393.08148.8177.8875.5640.5982.9074.1466.1746.4744.17
 
Comparisons to National Norms % to Total >= 150% % to Total < 50% 

Kane County 45.2615.6411.7273.86238.7759.2865.3088.2942.9039.1836.19
Illinois 64.6219.3312.6761.63125.1041.6962.9448.03113.98118.94109.04
National 100.00100.00100.00100.00100.00100.00100.00100.00100.00100.00100.00
Cook County 24.5716.3810.3797.84175.6559.61102.0763.20182.27194.78191.64
DuPage County 38.7814.3212.8450.13103.9543.1570.4134.8941.4742.6932.10
McHenry County 57.5315.319.8547.28107.1930.8148.8930.7512.5611.218.45
Kendall County 39.3212.264.5672.04155.4615.4824.7529.1189.2038.618.79
DeKalb County 63.4117.9918.8648.0094.5316.9252.1835.6175.4255.2748.17
 
Ancestry Report Part II
DescriptionTotal Population Canadian British Dutch French German Italian Polish Scandi­navian Scotish/ Irish Spanish Other European

Kane County523,4641,24317,2602,4424,72550,01019,18518,13413,68329,5041,17917,507
Illinois (in 000's)12,78420481691061,20736442323378922459
National (in 000's)343,2511,35018,0691,8283,64224,7089,0274,6675,96920,6251,1409,563
Cook County5,233,7015,42883,11116,18021,349215,670126,516198,07754,249225,3708,223198,344
DuPage County943,0221,80830,9516,5966,89780,33149,03548,79120,93968,8132,20755,469
McHenry County317,05191614,0201,7482,97849,55416,58520,09411,79728,58088313,337
Kendall County144,2492385,1426431,20714,1174,0874,8833,5848,8962746,099
DeKalb County101,7132095,1475751,27613,8293,2952,8735,4848,3213193,881
 
Per Cent to Total PopulationDiversity
Index
 

Kane County12.040.243.300.470.909.553.673.462.615.640.233.34
Illinois8.320.163.770.540.839.442.853.311.826.170.183.59
National7.830.395.260.531.067.202.631.361.746.010.332.79
Cook County9.360.101.590.310.414.122.423.781.044.310.163.79
DuPage County7.660.193.280.700.738.525.205.172.227.300.235.88
McHenry County9.860.294.420.550.9415.635.236.343.729.010.284.21
Kendall County11.020.163.560.450.849.792.833.392.486.170.194.23
DeKalb County9.210.215.060.571.2513.603.242.825.398.180.313.82
 
Comparisons to State Norms % to Total >= 150% % to Total < 50% 

Kane County 150.3187.5786.72109.31101.17128.71104.75143.4491.35128.6793.10
Illinois 100.00100.00100.00100.00100.00100.00100.00100.00100.00100.00100.00
National 248.99139.8099.00128.4876.2392.3641.1195.4297.38189.7777.56
Cook County 65.6542.1757.4749.4043.6484.89114.4456.8869.7989.75105.49
DuPage County 121.3687.16130.0388.5790.21182.61156.45121.85118.26133.70163.74
McHenry County 182.89117.44102.49113.74165.51183.70191.64204.18146.09159.10117.10
Kendall County 104.4494.6782.86101.33103.6399.50102.36136.3499.95108.51117.70
DeKalb County 130.07134.39105.09151.92143.97113.7785.41295.87132.59179.16106.22
 
Comparisons to National Norms % to Total >= 150% % to Total < 50% 

Kane County 60.3762.6487.6085.08132.72139.36254.80150.3393.8067.80120.04
Illinois 40.1671.53101.0177.83131.19108.27243.24104.80102.6952.70128.94
National 100.00100.00100.00100.00100.00100.00100.00100.00100.00100.00100.00
Cook County 26.3730.1758.0538.4557.2591.92278.3659.6171.6747.30136.02
DuPage County 48.7462.35131.3468.93118.34197.71380.55127.69121.4470.45211.12
McHenry County 73.4584.00103.5388.53217.13198.90466.15213.98150.0283.84150.98
Kendall County 41.9567.7283.7078.87135.96107.73248.98142.89102.6457.18151.75
DeKalb County 52.2496.13106.15118.24188.88123.18207.75310.07136.1594.41136.95
 
Ancestry Report Part III
DescriptionTotal Population Chinese Filipino Japanese Korean Vietnamese South Central Asian South East Asian Other Asian Middle Eastern Other Ancestry Unknown

Kane County523,4641,2316,1103141,2015118,6552,3269291,57963,11757,299
Illinois (in 000's)12,7841371301860272914933751,5811,775
National (in 000's)343,2514,4613,0107931,5411,9135,4521,6431,2291,93147,32251,000
Cook County5,233,70184,52970,77012,49437,51315,877138,28725,52318,66748,063674,404359,831
DuPage County943,02215,65116,9231,4134,8333,48264,5858,1004,2027,783137,69899,112
McHenry County317,0517273,0311489724382,49657656087535,44250,822
Kendall County144,24958288766158632,28734722832917,70528,596
DeKalb County101,7132225213314614173318121440112,43916,695
 
Per Cent to Total PopulationDiversity
Index
 

Kane County12.040.241.170.060.230.101.650.440.180.3012.0610.95
Illinois8.321.071.010.140.470.212.270.390.260.5912.3713.89
National7.831.300.880.230.450.561.590.480.360.5613.7914.86
Cook County9.361.621.350.240.720.302.640.490.360.9212.896.88
DuPage County7.661.661.790.150.510.376.850.860.450.8314.6010.51
McHenry County9.860.230.960.050.310.140.790.180.180.2811.1816.03
Kendall County11.020.400.610.050.110.041.590.240.160.2312.2719.82
DeKalb County9.210.220.510.030.140.140.720.180.210.3912.2316.41
 
Comparisons to State Norms % to Total >= 150% % to Total < 50% 

Kane County 22.02115.0541.7948.7845.5172.68115.3567.8351.2897.5178.83
Illinois 100.00100.00100.00100.00100.00100.00100.00100.00100.00100.00100.00
National 121.6886.44160.9195.48259.7869.82124.24136.8995.61111.49107.00
Cook County 151.21133.28166.30152.40141.41116.15126.59136.31156.11104.2049.51
DuPage County 155.39176.88104.38108.97172.12301.05222.97170.30140.30118.0875.69
McHenry County 21.4794.2332.5265.1864.4034.6147.1667.5046.9190.40115.44
Kendall County 37.7860.6131.8723.2920.3669.6962.4460.4138.7799.26142.77
DeKalb County 20.4350.4922.6030.5264.6231.6846.1980.4167.0298.90118.21
 
Comparisons to National Norms % to Total >= 150% % to Total < 50% 

Kane County 18.09133.0925.9751.0917.52104.1092.8449.5553.6387.4673.67
Illinois 82.18115.6862.15104.7438.49143.2380.4973.05104.5989.7093.46
National 100.00100.00100.00100.00100.00100.00100.00100.00100.00100.00100.00
Cook County 124.27154.18103.35159.6254.44166.36101.8999.58163.2793.4746.27
DuPage County 127.70204.6264.87114.1366.26431.20179.46124.41146.73105.9170.74
McHenry County 17.64109.0120.2168.2724.7949.5737.9649.3149.0781.08107.89
Kendall County 31.0470.1119.8124.397.8499.8250.2644.1340.5589.03133.42
DeKalb County 16.7958.4114.0531.9724.8845.3737.1858.7470.0988.71110.47


Sources: STI: PopStats, Circa April 2025