Ancestry for Sac County, IA - ERSys®
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Sac 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:

21.56

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)

Sac County9,542377786026560223844
Iowa (in 000's)3,267138951516129710724015
National (in 000's)343,25113,8902,21362611,32738,8796,1814,6443,68725,8937,8527,174
Buena Vista County20,978409325674494,5807611518427131327
Carroll County20,6331,0253001442984042921702412
Crawford County16,60851963792,6441,91102639723029
Cherokee County11,674553311273111690508088
Calhoun County9,77746827816146125931112114
Ida County6,844344011124225104011
Pocahontas County7,014298103251274715144675
 
Per Cent to Total PopulationDiversity
Index
 

Sac County21.563.950.070.080.632.780.060.000.230.400.040.04
Iowa12.524.230.270.170.464.920.890.220.322.211.240.45
National7.834.050.640.183.3011.331.801.351.077.542.292.09
Buena Vista County11.251.950.152.702.1421.833.630.070.881.291.490.13
Carroll County25.834.970.150.000.701.440.190.200.450.820.120.06
Crawford County14.123.130.380.040.0515.9211.510.001.580.581.380.17
Cherokee County18.454.740.270.100.062.661.450.000.430.690.070.07
Calhoun County19.334.790.280.080.161.490.120.600.031.140.210.14
Ida County21.405.030.000.160.013.540.030.070.150.580.010.01
Pocahontas County16.814.250.140.460.733.910.100.210.200.660.100.07
 
Comparisons to State Norms % to Total >= 150% % to Total < 50% 

Sac County 93.3827.0750.30137.0656.497.040.0073.1818.053.399.36
Iowa 100.00100.00100.00100.00100.00100.00100.00100.00100.00100.00100.00
National 95.65237.92109.49719.30230.38201.48602.19340.91341.89184.79466.70
Buena Vista County 46.0856.291,621.69466.54444.06405.8731.83278.3958.55120.5328.74
Carroll County 117.4253.650.00152.1329.3821.6990.60141.5237.349.4012.99
Crawford County 73.86139.9725.2911.81323.801,287.380.00502.6226.47111.8738.99
Cherokee County 111.9697.9861.6813.0754.18161.970.00135.9431.065.5415.30
Calhoun County 113.14101.9049.0935.6730.3713.73268.599.7451.4517.3531.97
Ida County 118.800.0096.433.1871.923.2732.5246.3826.491.183.26
Pocahontas County 100.4252.61273.74158.4979.4611.1795.1963.3529.728.0615.92
 
Comparisons to National Norms % to Total >= 150% % to Total < 50% 

Sac County 97.6311.3845.9419.0524.523.490.0021.475.281.832.01
Iowa 104.5542.0391.3313.9043.4149.6316.6129.3329.2554.1221.43
National 100.00100.00100.00100.00100.00100.00100.00100.00100.00100.00100.00
Buena Vista County 48.1823.661,481.1364.86192.75201.445.2881.6617.1265.226.16
Carroll County 122.7622.550.0021.1512.7510.7715.0541.5110.925.082.78
Crawford County 77.2258.8323.101.64140.55638.970.00147.447.7460.548.35
Cherokee County 117.0641.1856.331.8223.5280.390.0039.889.083.003.28
Calhoun County 118.2942.8344.844.9613.186.8244.602.8615.059.396.85
Ida County 124.210.0088.080.4431.221.625.4013.607.750.640.70
Pocahontas County 104.9922.11250.0122.0334.495.5415.8118.588.694.363.41
 
Ancestry Report Part II
DescriptionTotal Population Canadian British Dutch French German Italian Polish Scandi­navian Scotish/ Irish Spanish Other European

Sac County9,54213533161753,47444135506669116
Iowa (in 000's)3,2675204733670537211872745100
National (in 000's)343,2511,35018,0691,8283,64224,7089,0274,6675,96920,6251,1409,563
Buena Vista County20,97810483228902,95382371,21261673239
Carroll County20,633368151361839,093142836761,5020410
Crawford County16,60813369137704,149483949953910275
Cherokee County11,67456122471273,55085469518530178
Calhoun County9,777358097902,78964456938489169
Ida County6,8441031490482,6545528579439094
Pocahontas County7,014629590621,991242171962313247
 
Per Cent to Total PopulationDiversity
Index
 

Sac County21.560.145.591.690.7936.410.460.145.766.980.091.22
Iowa12.520.166.242.241.1121.591.140.655.738.390.153.05
National7.830.395.260.531.067.202.631.361.746.010.332.79
Buena Vista County11.250.052.301.090.4314.080.390.185.782.940.351.14
Carroll County25.830.173.950.660.8944.070.690.403.287.280.001.99
Crawford County14.120.082.220.820.4224.980.290.233.003.250.061.66
Cherokee County18.450.045.242.121.0930.410.730.398.157.310.001.52
Calhoun County19.330.035.930.990.9228.530.650.467.098.670.091.73
Ida County21.400.154.591.320.7038.780.800.418.466.410.001.37
Pocahontas County16.810.094.211.280.8828.390.340.3010.258.880.193.52
 
Comparisons to State Norms % to Total >= 150% % to Total < 50% 

Sac County 83.4489.5675.4671.04168.6440.3421.03100.6583.1662.0939.87
Iowa 100.00100.00100.00100.00100.00100.00100.00100.00100.00100.00100.00
National 240.9284.4023.8295.8933.34230.07209.8730.3671.59218.6791.37
Buena Vista County 29.2036.9248.6138.7865.2034.1927.23100.8834.99229.0737.36
Carroll County 106.8663.3329.4880.16204.1460.2062.1057.2186.730.0065.16
Crawford County 47.9435.6336.8938.09115.7225.2836.2552.4638.6739.6454.30
Cherokee County 26.2384.0694.6298.32140.8663.6960.83142.2587.060.0050.00
Calhoun County 18.7995.1244.3783.20132.1457.2671.05123.77103.3460.6056.68
Ida County 89.4973.5658.8163.39179.6370.3063.15147.7276.420.0045.04
Pocahontas County 52.3967.4457.3879.89131.4929.9346.22179.00105.83122.01115.48
 
Comparisons to National Norms % to Total >= 150% % to Total < 50% 

Sac County 34.64106.11316.8374.08505.7817.5310.02331.48116.1628.3943.63
Iowa 41.51118.48419.87104.29299.9143.4747.65329.35139.6845.73109.45
National 100.00100.00100.00100.00100.00100.00100.00100.00100.00100.00100.00
Buena Vista County 12.1243.74204.0840.44195.5614.8612.97332.2648.87104.7540.89
Carroll County 44.3675.04123.7783.60612.2326.1729.59188.42121.150.0071.32
Crawford County 19.9042.21154.9039.73347.0510.9917.27172.7954.0118.1359.43
Cherokee County 10.8999.59397.30102.54422.4627.6928.98468.49121.610.0054.73
Calhoun County 7.80112.69186.3086.76396.2924.8933.85407.63144.3527.7162.04
Ida County 37.1587.16246.9366.10538.7230.5630.09486.53106.750.0049.30
Pocahontas County 21.7579.90240.9483.32394.3513.0122.02589.52147.8255.79126.39
 
Ancestry Report Part III
DescriptionTotal Population Chinese Filipino Japanese Korean Vietnamese South Central Asian South East Asian Other Asian Middle Eastern Other Ancestry Unknown

Sac County9,542700110062206292,422
Iowa (in 000's)3,267126179191688310720
National (in 000's)343,2514,4613,0107931,5411,9135,4521,6431,2291,93147,32251,000
Buena Vista County20,97806027610131,18469022,9362,374
Carroll County20,6332510460017909364,646
Crawford County16,6080004709237501,8732,517
Cherokee County11,674203710301726353,094
Calhoun County9,7771309103515602,922
Ida County6,844000210003114431,398
Pocahontas County7,01405000101004561,692
 
Per Cent to Total PopulationDiversity
Index
 

Sac County21.560.070.000.000.120.000.000.060.230.006.5925.38
Iowa12.520.360.190.040.230.270.590.500.250.259.4822.04
National7.831.300.880.230.450.561.590.480.360.5613.7914.86
Buena Vista County11.250.000.290.130.290.000.065.643.290.0114.0011.32
Carroll County25.830.120.000.000.220.000.000.080.040.004.5422.52
Crawford County14.120.000.000.000.280.000.051.430.030.0011.2815.16
Cherokee County18.450.020.000.320.010.000.030.000.150.025.4426.50
Calhoun County19.330.010.030.000.090.010.000.030.050.015.7329.89
Ida County21.400.000.000.000.310.000.000.000.040.166.4720.43
Pocahontas County16.810.000.070.000.000.000.010.000.140.006.5024.12
 
Comparisons to State Norms % to Total >= 150% % to Total < 50% 

Sac County 20.480.000.0051.050.000.0012.6692.310.0069.52115.15
Iowa 100.00100.00100.00100.00100.00100.00100.00100.00100.00100.00100.00
National 362.77461.68623.66198.84204.04270.8096.34143.40229.35145.4167.40
Buena Vista County 0.00150.56347.51128.760.0010.571,136.031,316.873.89147.6151.34
Carroll County 33.822.550.0098.720.000.0016.5817.460.0047.85102.15
Crawford County 0.000.000.00125.310.009.24287.2312.050.00118.9568.75
Cherokee County 4.780.00855.743.790.004.380.0058.306.9957.37120.23
Calhoun County 2.8616.150.0040.763.740.006.1820.474.1760.41135.58
Ida County 0.000.000.00135.870.000.000.0017.5565.5468.2792.67
Pocahontas County 0.0037.530.000.000.002.430.0057.080.0068.57109.44
 
Comparisons to National Norms % to Total >= 150% % to Total < 50% 

Sac County 5.640.000.0025.670.000.0013.1464.370.0047.81170.83
Iowa 27.5721.6616.0350.2949.0136.93103.8069.7443.6068.77148.36
National 100.00100.00100.00100.00100.00100.00100.00100.00100.00100.00100.00
Buena Vista County 0.0032.6155.7264.760.003.901,179.21918.331.70101.5276.17
Carroll County 9.320.550.0049.650.000.0017.2112.180.0032.90151.55
Crawford County 0.000.000.0063.020.003.41298.158.410.0081.80102.00
Cherokee County 1.320.00137.211.910.001.620.0040.663.0539.45178.38
Calhoun County 0.793.500.0020.501.840.006.4114.281.8241.55201.15
Ida County 0.000.000.0068.330.000.000.0012.2428.5846.95137.48
Pocahontas County 0.008.130.000.000.000.900.0039.810.0047.16162.36


Sources: STI: PopStats, Circa April 2025