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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:

Most common ancestry not including "Unknown" is:

 
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)

Lawrence County28,5841,0555441718172825290555614
South Dakota (in 000's)930347305258131082
National (in 000's)343,25113,8902,21362611,32738,8796,1814,6443,68725,8937,8527,174
Pennington County116,2843,66610,618777954,531248268331805302315
Meade County30,9551,4507504129997159105526712359
Butte County10,82656920974727700116501
Crook County7,944394471069320119000
Weston County6,909267152131821233041033
 
Per Cent to Total PopulationDiversity
Index
 

Lawrence County13.323.691.900.060.632.550.090.010.310.190.200.05
South Dakota12.273.667.820.050.552.660.830.140.281.040.830.18
National7.834.050.640.183.3011.331.801.351.077.542.292.09
Pennington County10.873.159.130.070.683.900.210.230.280.690.260.27
Meade County13.494.682.420.130.973.140.190.030.180.860.400.19
Butte County11.755.261.930.060.432.560.000.001.070.050.000.01
Crook County15.224.960.590.130.081.170.250.010.240.000.000.00
Weston County13.543.862.200.190.263.070.480.000.060.140.040.04
 
Comparisons to State Norms % to Total >= 150% % to Total < 50% 

Lawrence County 100.9424.32112.40114.8895.8910.584.96111.1518.4323.5727.03
South Dakota 100.00100.00100.00100.00100.00100.00100.00100.00100.00100.00100.00
National 110.678.24344.87598.70426.44217.74958.84379.16722.59275.161,153.35
Pennington County 86.22116.70125.14124.04146.7025.79163.33100.4866.3131.24149.48
Meade County 128.1030.97250.31175.24118.1023.0522.8962.7282.6247.80105.18
Butte County 143.7424.67122.2078.7796.330.000.00378.244.420.005.10
Crook County 135.647.56237.9013.7044.0830.448.9284.430.000.000.00
Weston County 105.6928.12355.6047.27115.5257.750.0020.4413.865.2223.96
 
Comparisons to National Norms % to Total >= 150% % to Total < 50% 

Lawrence County 91.21295.1632.5919.1922.494.860.5229.312.558.562.34
South Dakota 90.361,213.4529.0016.7023.4545.9310.4326.3713.8436.348.67
National 100.00100.00100.00100.00100.00100.00100.00100.00100.00100.00100.00
Pennington County 77.911,416.1436.2920.7234.4011.8417.0326.509.1811.3512.96
Meade County 115.75375.7672.5829.2727.6910.582.3916.5411.4317.379.12
Butte County 129.88299.4135.4313.1622.590.000.0099.760.610.000.44
Crook County 122.5691.7668.982.2910.3413.980.9322.270.000.000.00
Weston County 95.50341.20103.117.8927.0926.520.005.391.921.902.08
 
Ancestry Report Part II
DescriptionTotal Population Canadian British Dutch French German Italian Polish Scandi­navian Scotish/ Irish Spanish Other European

Lawrence County28,5842601,9854154096,4442912723,4842,685831,201
South Dakota (in 000's)93024023102157810256228
National (in 000's)343,2511,35018,0691,8283,64224,7089,0274,6675,96920,6251,1409,563
Pennington County116,2843857,3441,6311,70721,3771,5141,1759,8969,0095053,744
Meade County30,9552131,5763663806,6663244152,8782,464371,052
Butte County10,826697811581712,0242281701,16593886633
Crook County7,94487866112831,90264628187560131
Weston County6,9093398475981,334898740460116171
 
Per Cent to Total PopulationDiversity
Index
 

Lawrence County13.320.916.941.451.4322.541.020.9512.199.390.294.20
South Dakota12.270.264.292.501.1223.110.700.8311.006.010.193.02
National7.830.395.260.531.067.202.631.361.746.010.332.79
Pennington County10.870.336.321.401.4718.381.301.018.517.750.433.22
Meade County13.490.695.091.181.2321.531.051.349.307.960.123.40
Butte County11.750.647.211.461.5818.702.111.5710.768.660.795.85
Crook County15.221.1010.901.411.0423.940.810.7810.309.520.001.65
Weston County13.540.4814.241.091.4219.311.291.265.858.700.232.48
 
Comparisons to State Norms % to Total >= 150% % to Total < 50% 

Lawrence County 349.34162.0058.11127.3297.53145.05114.97110.83156.38155.89139.30
South Dakota 100.00100.00100.00100.00100.00100.00100.00100.00100.00100.00100.00
National 151.07122.8021.3194.4031.14374.71164.2615.81100.03178.3392.37
Pennington County 127.16147.3356.14130.6279.53185.51122.0877.39128.98233.14106.75
Meade County 264.27118.7747.32109.2393.16149.13161.9884.54132.5164.17112.67
Butte County 244.78168.2958.41140.5480.88300.07189.7297.85144.24426.46193.86
Crook County 420.61254.3156.4392.97103.58114.7994.2993.63158.430.0054.67
Weston County 183.44332.2543.45126.2183.53183.54152.1453.17144.81124.3282.06
 
Comparisons to National Norms % to Total >= 150% % to Total < 50% 

Lawrence County 231.25131.92272.62134.86313.1938.7169.99700.96156.3387.41150.81
South Dakota 66.1981.43469.17105.93321.1226.6960.88632.4499.9756.07108.26
National 100.00100.00100.00100.00100.00100.00100.00100.00100.00100.00100.00
Pennington County 84.17119.98263.37138.36255.3949.5174.32489.42128.94130.73115.56
Meade County 174.9496.72222.02115.70299.1639.8098.61534.69132.4735.98121.98
Butte County 162.04137.05274.05148.88259.7380.08115.50618.87144.20239.14209.86
Crook County 278.42207.09264.7498.48332.6230.6357.40592.18158.380.0059.19
Weston County 121.43270.56203.84133.69268.2348.9892.62336.28144.7769.7188.83
 
Ancestry Report Part III
DescriptionTotal Population Chinese Filipino Japanese Korean Vietnamese South Central Asian South East Asian Other Asian Middle Eastern Other Ancestry Unknown

Lawrence County28,5845841824015828272,1225,957
South Dakota (in 000's)93012111331284170
National (in 000's)343,2514,4613,0107931,5411,9135,4521,6431,2291,93147,32251,000
Pennington County116,28466581164148241642515526814,14220,178
Meade County30,955439130122522134352,8227,385
Butte County10,826150110150708922,241
Crook County7,944011001500005981,849
Weston County6,909110100222026721,592
 
Per Cent to Total PopulationDiversity
Index
 

Lawrence County13.320.200.140.030.080.000.050.030.100.097.4220.84
South Dakota12.270.150.240.060.120.130.330.310.130.189.0418.24
National7.831.300.880.230.450.561.590.480.360.5613.7914.86
Pennington County10.870.060.500.140.130.020.140.220.050.2312.1617.35
Meade County13.490.140.290.100.040.080.010.070.110.119.1223.86
Butte County11.750.010.050.000.100.000.140.000.060.008.2420.70
Crook County15.220.000.140.000.000.190.000.000.000.007.5323.28
Weston County13.540.160.000.010.000.000.030.320.000.039.7323.04
 
Comparisons to State Norms % to Total >= 150% % to Total < 50% 

Lawrence County 131.5760.2949.7670.840.0016.059.0273.4552.4782.09114.28
South Dakota 100.00100.00100.00100.00100.00100.00100.00100.00100.00100.00100.00
National 842.70368.66410.66378.88418.89485.80154.31268.57312.42152.4581.47
Pennington County 36.80210.02250.74107.3915.5143.1469.5935.47128.01134.4895.15
Meade County 90.07123.57172.3032.7160.711.9821.8782.3662.80100.81130.82
Butte County 5.9919.410.0085.730.0042.380.0048.480.0091.11113.51
Crook County 0.0058.210.000.00141.930.000.000.000.0083.24127.63
Weston County 103.230.0025.730.000.008.85102.660.0016.08107.55126.35
 
Comparisons to National Norms % to Total >= 150% % to Total < 50% 

Lawrence County 15.6116.3612.1218.700.003.305.8527.3516.7953.85140.26
South Dakota 11.8727.1324.3526.3923.8720.5864.8037.2332.0165.60122.74
National 100.00100.00100.00100.00100.00100.00100.00100.00100.00100.00100.00
Pennington County 4.3756.9761.0628.343.708.8845.1013.2140.9888.21116.79
Meade County 10.6933.5241.968.6314.490.4114.1730.6720.1066.13160.57
Butte County 0.715.270.0022.630.008.720.0018.050.0059.76139.32
Crook County 0.0015.790.000.0033.880.000.000.000.0054.60156.65
Weston County 12.250.006.270.000.001.8266.530.005.1570.55155.08


Sources: STI: PopStats, Circa April 2025

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