Ancestry for Hamilton County, IL - ERSys®
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Hamilton 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:

22.38

Most common ancestry not including "Unknown" is:

German

 
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)

Hamilton County7,74868216048480001263
Illinois (in 000's)12,7843341632601,81196109661,099348291
National (in 000's)343,25113,8902,21362611,32738,8796,1814,6443,68725,8937,8527,174
Jefferson County36,0532,950949305518585411,525465475
Franklin County36,7753,64975342517134601142613
Saline County22,6812,13656015024936018371137115
Wayne County15,9691,6031966178671155653
White County13,3361,4051710915031415482514
Gallatin County4,753431400410032532
 
Per Cent to Total PopulationDiversity
Index
 

Hamilton County22.388.800.210.000.620.620.000.000.000.150.080.04
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
Jefferson County16.068.180.260.020.851.440.160.010.114.231.291.32
Franklin County17.719.920.200.010.111.410.000.090.160.310.070.04
Saline County17.979.420.250.000.661.100.160.000.081.640.600.51
Wayne County20.4110.040.120.040.380.490.420.010.090.350.030.02
White County22.6910.540.130.070.071.120.020.100.110.360.190.10
Gallatin County21.379.070.080.000.000.860.000.000.060.530.060.04
 
Comparisons to State Norms % to Total >= 150% % to Total < 50% 

Hamilton County 336.62165.690.0030.464.370.000.000.001.802.851.70
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
Jefferson County 312.92209.19107.9641.6010.1421.431.6322.0449.2047.4157.81
Franklin County 379.46163.6335.285.629.920.3610.8631.633.612.601.55
Saline County 360.15198.100.0032.527.7521.140.0015.3819.0222.2022.25
Wayne County 383.8995.46162.4918.783.4555.880.7418.214.081.150.82
White County 402.90102.28324.283.327.943.0012.3321.804.196.894.61
Gallatin County 346.7867.520.000.006.090.000.0012.246.122.321.85
 
Comparisons to National Norms % to Total >= 150% % to Total < 50% 

Hamilton County 217.5232.030.0018.775.470.000.000.002.053.391.85
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
Jefferson County 202.2040.4413.6825.6412.688.931.0310.5956.0756.3863.04
Franklin County 245.2031.634.473.4612.410.156.8315.194.113.091.69
Saline County 232.7238.290.0020.049.698.810.007.3921.6826.4124.26
Wayne County 248.0618.4520.5911.584.3123.300.468.754.651.370.90
White County 260.3519.7741.092.059.931.257.7610.474.778.195.02
Gallatin County 224.0813.050.000.007.620.000.005.886.972.762.01
 
Ancestry Report Part II
DescriptionTotal Population Canadian British Dutch French German Italian Polish Scandi­navian Scotish/ Irish Spanish Other European

Hamilton County7,7482478735941,343398373769044
Illinois (in 000's)12,78420481691061,20736442323378922459
National (in 000's)343,2511,35018,0691,8283,64224,7089,0274,6675,96920,6251,1409,563
Jefferson County36,053613,3762593764,4743626044523,00146554
Franklin County36,775464,3242504803,6821,5077554013,29355827
Saline County22,681191,9541492972,299475135652,97042466
Wayne County15,969151,8101131392,523110741551,4820183
White County13,33631,4181091711,7814974541,2966156
Gallatin County4,753047782114627422528470039
 
Per Cent to Total PopulationDiversity
Index
 

Hamilton County22.380.3110.160.451.2117.330.501.070.949.930.000.57
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
Jefferson County16.060.179.360.721.0412.411.001.681.258.320.131.54
Franklin County17.710.1311.760.681.3110.014.102.051.098.950.152.25
Saline County17.970.088.620.661.3110.142.090.600.2913.090.192.05
Wayne County20.410.0911.330.710.8715.800.690.460.979.280.001.15
White County22.690.0210.630.821.2813.350.370.550.409.720.041.17
Gallatin County21.370.0010.041.732.4013.190.880.530.599.890.000.82
 
Comparisons to State Norms % to Total >= 150% % to Total < 50% 

Hamilton County 196.08269.7683.97146.92183.5517.6832.3951.70160.860.0015.81
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
Jefferson County 107.10248.68133.55126.29131.4135.2650.6668.80134.9072.8942.77
Franklin County 79.18312.26126.37158.06106.02143.9162.0859.84145.1285.4462.60
Saline County 53.03228.80122.12158.57107.3473.5518.0015.73212.22105.7857.19
Wayne County 59.46301.01131.54105.41167.3124.1914.0153.26150.410.0031.90
White County 14.24282.38151.94155.28141.4212.9016.7822.22157.5025.7032.56
Gallatin County 0.00266.52320.71290.45139.6931.0315.9032.33160.260.0022.84
 
Comparisons to National Norms % to Total >= 150% % to Total < 50% 

Hamilton County 78.75192.9684.82114.35240.8019.1478.7954.18165.180.0020.38
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
Jefferson County 43.01177.89134.9098.30172.4038.18123.2272.10138.5338.4155.15
Franklin County 31.80223.36127.65123.02139.09155.82151.0062.71149.0345.0280.71
Saline County 21.30163.66123.36123.42140.8179.6343.7816.48217.9355.7473.74
Wayne County 23.88215.32132.8782.04219.4926.1934.0855.82154.450.0041.13
White County 5.72201.99153.48120.86185.5313.9740.8123.29161.7313.5441.99
Gallatin County 0.00190.65323.96226.07183.2633.6038.6933.88164.570.0029.45
 
Ancestry Report Part III
DescriptionTotal Population Chinese Filipino Japanese Korean Vietnamese South Central Asian South East Asian Other Asian Middle Eastern Other Ancestry Unknown

Hamilton County7,74803100017004923,111
Illinois (in 000's)12,7841371301860272914933751,5811,775
National (in 000's)343,2514,4613,0107931,5411,9135,4521,6431,2291,93147,32251,000
Jefferson County36,053381243484114666713,75311,879
Franklin County36,77504301370538263,59212,879
Saline County22,6813235020123330142,4467,947
Wayne County15,96911390104112111,4135,959
White County13,336100030003019405,525
Gallatin County4,7530500090384181,897
 
Per Cent to Total PopulationDiversity
Index
 

Hamilton County22.380.000.400.000.000.000.010.090.000.006.3540.15
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
Jefferson County16.060.110.340.010.130.110.040.020.180.2010.4132.95
Franklin County17.710.000.120.000.000.100.000.010.100.079.7735.02
Saline County17.970.140.150.000.090.050.010.010.130.0610.7835.04
Wayne County20.410.070.240.000.010.000.030.070.010.078.8537.32
White County22.690.070.000.000.020.000.000.000.220.017.0541.43
Gallatin County21.370.000.110.000.000.000.190.000.060.178.7939.91
 
Comparisons to State Norms % to Total >= 150% % to Total < 50% 

Hamilton County 0.0039.440.000.000.000.5723.450.000.0051.35289.17
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
Jefferson County 9.8733.905.8028.3153.011.714.3269.9633.4884.18237.29
Franklin County 0.0011.530.000.5846.900.003.5339.4912.0278.99252.21
Saline County 13.2115.210.0018.7524.660.583.4350.5510.4987.21252.34
Wayne County 6.4524.070.001.330.001.1017.884.7911.7171.56268.74
White County 7.020.000.004.780.000.000.0085.971.2757.00298.36
Gallatin County 0.0010.370.000.000.008.320.0024.1228.6171.12287.43
 
Comparisons to National Norms % to Total >= 150% % to Total < 50% 

Hamilton County 0.0045.620.000.000.000.8118.880.000.0046.06270.24
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
Jefferson County 8.1139.223.6029.6520.412.443.4851.1135.0175.51221.76
Franklin County 0.0013.330.000.6118.050.002.8428.8512.5770.85235.71
Saline County 10.8617.600.0019.649.490.832.7636.9310.9778.22235.82
Wayne County 5.3027.850.001.390.001.5814.393.5012.2564.18251.15
White County 5.770.000.005.010.000.000.0062.811.3351.13278.84
Gallatin County 0.0011.990.000.000.0011.920.0017.6229.9263.79268.62


Sources: STI: PopStats, Circa April 2025