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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)

Coos County31,1641,83875314614177392243482219
New Hampshire (in 000's)1,41658203312774874
National (in 000's)343,25113,8902,21362611,32738,8796,1814,6443,68725,8937,8527,174
Grafton County93,2714,188174271,34164034176277650168158
Oxford County60,0824,29618313335408678871264137
Carroll County52,7332,42787939522352138541432530
Essex County6,0043871864517892810
 
Per Cent to Total PopulationDiversity
Index
 

Coos County11.485.900.240.010.470.450.250.130.721.120.070.06
New Hampshire9.604.080.150.032.330.850.470.460.250.560.490.32
National7.834.050.640.183.3011.331.801.351.077.542.292.09
Grafton County10.144.490.190.031.440.690.370.080.300.700.180.17
Oxford County13.007.150.300.020.560.680.010.130.140.210.070.06
Carroll County12.134.600.160.020.750.420.100.260.100.270.050.06
Essex County13.026.450.300.100.750.280.130.150.030.130.020.00
 
Comparisons to State Norms % to Total >= 150% % to Total < 50% 

Coos County 144.66155.3334.5120.0853.3952.1927.13284.96197.7414.4519.24
New Hampshire 100.00100.00100.00100.00100.00100.00100.00100.00100.00100.00100.00
National 99.25416.18654.22141.421,336.53380.39293.27425.811,335.81468.12659.63
Grafton County 110.13120.41103.7861.6180.9777.2317.66117.74123.4136.8653.46
Oxford County 175.38196.5977.5723.8980.132.1128.1457.4137.1413.9619.44
Carroll County 112.88106.4961.1932.1049.9020.8356.7340.6048.029.7017.95
Essex County 158.10193.50358.2732.1233.4128.1532.4913.2123.593.410.00
 
Comparisons to National Norms % to Total >= 150% % to Total < 50% 

Coos County 145.7537.325.2814.203.9913.729.2566.9214.803.092.92
New Hampshire 100.7524.0315.2970.717.4826.2934.1023.487.4921.3615.16
National 100.00100.00100.00100.00100.00100.00100.00100.00100.00100.00100.00
Grafton County 110.9628.9315.8643.576.0620.306.0227.659.247.878.10
Oxford County 176.6947.2411.8616.906.000.559.6013.482.782.982.95
Carroll County 113.7325.599.3522.703.735.4819.349.533.592.072.72
Essex County 159.2846.5054.7622.712.507.4011.083.101.770.730.00
 
Ancestry Report Part II
DescriptionTotal Population Canadian British Dutch French German Italian Polish Scandi­navian Scotish/ Irish Spanish Other European

Coos County31,1643,4943,408914,3131,0841,0883795483,67527448
New Hampshire (in 000's)1,41685165710269823131212351
National (in 000's)343,2511,35018,0691,8283,64224,7089,0274,6675,96920,6251,1409,563
Grafton County93,2714,54113,0915856,2515,5603,7281,8752,14812,5643623,707
Oxford County60,0823,0049,6931766,0222,3311,5266401,6177,7791471,549
Carroll County52,7332,7029,1783292,6663,5312,9331,0361,48610,218971,579
Essex County6,004555880257702071405597796075
 
Per Cent to Total PopulationDiversity
Index
 

Coos County11.4811.2110.940.2913.843.483.491.221.7611.790.091.44
New Hampshire9.605.9811.640.477.184.885.772.162.2114.960.233.63
National7.830.395.260.531.067.202.631.361.746.010.332.79
Grafton County10.144.8714.040.636.705.964.002.012.3013.470.393.97
Oxford County13.005.0016.130.2910.023.882.541.072.6912.950.242.58
Carroll County12.135.1217.400.625.066.705.561.962.8219.380.182.99
Essex County13.029.2414.660.4212.823.452.330.921.6213.260.001.25
 
Comparisons to State Norms % to Total >= 150% % to Total < 50% 

Coos County 187.4193.9562.10192.8471.3160.5056.2979.7178.8337.0139.64
New Hampshire 100.00100.00100.00100.00100.00100.00100.00100.00100.00100.00100.00
National 6.5845.22113.2514.78147.5845.5762.9378.8240.17141.9076.83
Grafton County 81.38120.58133.3893.38122.2169.2693.05104.3990.05165.80109.60
Oxford County 83.58138.5962.30139.6679.5444.0149.30122.0086.55104.5271.10
Carroll County 85.65149.52132.6870.44137.2896.3890.93127.74129.5478.5882.57
Essex County 154.52125.9188.55178.7070.6840.4142.4073.2388.630.0034.45
 
Comparisons to National Norms % to Total >= 150% % to Total < 50% 

Coos County 2,850.35207.7454.831,304.4448.32132.7589.45101.13196.2626.0851.60
New Hampshire 1,520.91221.1388.30676.4567.76219.43158.91126.87248.9570.47130.15
National 100.00100.00100.00100.00100.00100.00100.00100.00100.00100.00100.00
Grafton County 1,237.75266.63117.77631.6882.81151.98147.86132.44224.18116.84142.65
Oxford County 1,271.11306.4755.01944.7053.9096.5778.35154.78215.4873.6592.53
Carroll County 1,302.66330.63117.15476.5193.02211.49144.50162.06322.4855.37107.47
Essex County 2,350.07278.4378.191,208.7847.9088.6667.3892.91220.650.0044.84
 
Ancestry Report Part III
DescriptionTotal Population Chinese Filipino Japanese Korean Vietnamese South Central Asian South East Asian Other Asian Middle Eastern Other Ancestry Unknown

Coos County31,16416112020641918243,3896,123
New Hampshire (in 000's)1,4167413312429147245
National (in 000's)343,2514,4613,0107931,5411,9135,4521,6431,2291,93147,32251,000
Grafton County93,2711,0352201102761968692211535309,53017,679
Oxford County60,08285307238184990625,06014,556
Carroll County52,73357506134817519352063,2759,511
Essex County6,00420040145144781,386
 
Per Cent to Total PopulationDiversity
Index
 

Coos County11.480.050.040.060.060.020.130.030.060.0810.8719.65
New Hampshire9.600.490.280.080.200.210.870.260.170.6310.3717.33
National7.831.300.880.230.450.561.590.480.360.5613.7914.86
Grafton County10.141.110.240.120.300.210.930.240.160.5710.2218.95
Oxford County13.000.140.050.010.040.010.030.080.150.108.4224.23
Carroll County12.130.110.090.010.020.090.330.040.070.396.2118.04
Essex County13.020.330.000.070.000.020.070.080.020.077.9623.08
 
Comparisons to State Norms % to Total >= 150% % to Total < 50% 

Coos County 10.5012.6979.8631.619.2415.0711.2733.9712.16104.83113.35
New Hampshire 100.00100.00100.00100.00100.00100.00100.00100.00100.00100.00100.00
National 265.76315.38287.43221.18267.43181.93186.72210.6388.85132.9085.72
Grafton County 226.9284.82146.76145.75100.84106.7292.4396.4789.7698.50109.35
Oxford County 28.9317.9614.5018.866.393.4331.8288.0916.3081.19139.77
Carroll County 22.1034.1014.1612.1443.6838.0114.0639.0361.7159.87104.06
Essex County 68.120.0082.900.007.997.6332.499.7910.5276.75133.18
 
Comparisons to National Norms % to Total >= 150% % to Total < 50% 

Coos County 3.954.0227.7814.293.458.286.0316.1313.6978.88132.24
New Hampshire 37.6331.7134.7945.2137.3954.9753.5647.48112.5575.24116.66
National 100.00100.00100.00100.00100.00100.00100.00100.00100.00100.00100.00
Grafton County 85.3826.8951.0665.9037.7158.6649.5045.80101.0374.11127.57
Oxford County 10.895.695.048.522.391.8917.0441.8218.3561.09163.06
Carroll County 8.3210.814.935.4916.3320.897.5318.5369.4545.05121.39
Essex County 25.630.0028.840.002.994.1917.404.6511.8457.75155.37


Sources: STI: PopStats, Circa April 2025

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