AC
Arthur Cooper — 1930 US Census Record
Linked across censuses1930 United States Federal Census · Spink, South Dakota
Our Model Tree links this Arthur Cooper across the 1920 and 1930 US Censuses in Spink, South Dakota (XGBoost, ~Confirmed) — first a son (b.~1909), then head of a 9-person household.
Age 21
b. ~1909
Male
Son
Born: South Dakota
Single
1930 Census Record Details
| Census Year | 1930 |
| Location | Spink, South Dakota |
| Surname | Cooper |
| Given Name | Arthur |
| Relationship to Head | son |
| Sex | M |
| Color / Race | White |
| Age | 21 |
| Marital Status | Single |
| Birthplace | South Dakota |
| Father's Birthplace | Wisconsin |
| Mother's Birthplace | New York |
| Additional Details | |
| Occupation | none |
| Can Read/Write | Yes |
| Birth State | South Dakota |
| Birth Country | United States |
| Birthplace (normalized) | south dakota |
| Township / Ward | Capitola Township |
| Est. Birth Year | ~1909 |
Household Members
Census records only state relationship to the household head.
Pairwise kinship is derived (~90–95% accurate), not recorded.
Step/blended families and boarders can break it.
9 people recorded at the same address in the 1930 census.
| Name | Relation to head | Relative to Arthur | Age | Birth yr |
|---|---|---|---|---|
| Edith Cooper | Daughter | — | 23 | ~1907 |
| Myrtle Cooper | Daughter | — | 7 | ~1923 |
| Alfred Cooper | Head | — | 66 | ~1864 |
| Arthur Cooper | Son | — | 21 | ~1909 |
| Alvin Cooper | Son | — | 16 | ~1914 |
| Minnie Cooper | Spouse | — | 51 | ~1879 |
| Allen Cooper | Son | — | 16 | ~1914 |
| Hemped Cooper | Daughter | — | 18 | ~1912 |
| Charley Cooper | Son | — | 26 | ~1904 |
Census Appearances
1920
Spink, South …
Son, age 11
Spink, South Dakota · implied b. ~1909 — 9 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Cooper |
| Given Name | Arthur |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 11 |
| Marital Status | Single |
| Birthplace | South Dakota |
| Father's Birthplace | Wisconsin |
| Mother's Birthplace | New York |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | South Dakota |
| Birth Country | United States |
| Birthplace (normalized) | south dakota |
1930
Spink, South …
Son, age 21
Spink, South Dakota · implied b. ~1909 — 9 household members
| Surname | Cooper |
| Given Name | Arthur |
| Relationship to Head | son |
| Sex | M |
| Color / Race | White |
| Age | 21 |
| Marital Status | Single |
| Birthplace | South Dakota |
| Father's Birthplace | Wisconsin |
| Mother's Birthplace | New York |
| Occupation | none |
| Can Read/Write | Yes |
| Birth State | South Dakota |
| Birth Country | United States |
| Birthplace (normalized) | south dakota |
Model Tree
An inferred pedigree reconstructed from census links — up to 4 generations within the 1900–1950 window. Closer generations are built from household co-residence; deeper ones are bridged by following a relative to their own childhood census. Confidence compounds and weakens with each generation.
Our Model Tree links Arthur Cooper across 2 US Census years (1920 and 1930) in Spink, South Dakota, using XGBoost record linkage.
Show:
This person
Anchor record
Arthur Cooper
Son · 1930 · age 21 · b. ~1909 · South Dakota
★ You are viewing this record
Sibling
Charley Cooper
Sibling · 1930 · age 26
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Alvin Cooper
Sibling · 1930 · age 16
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Hemped Cooper
Sibling · 1930 · age 18
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Allen Cooper
Sibling · 1930 · age 16
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Edith Cooper
Sibling · 1930 · age 23
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Myrtle Cooper
Sibling · 1930 · age 7
Source co-child of head (derived)
● Co-child · derived · ~0.88
Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1930 US Federal Census — Spink, South Dakota
Open full size
1930 US Federal Census — Spink, South Dakota
Page Contents
50 people indexed on this census page (ia:1930:15thcensus2230unit:0725)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Margerie Wollenman | 6 | daughter | None | South Dakota |
| 2 | Paul Hafner | 25 | brother-in-law | Farmer | Canada |
| 3 | Theo A Thompson | 30 | Head | Farmer | Iowa |
| 4 | Josephine R Thompson | 48 | wife | None | Iowa |
| 5 | Myrtle M Thompson | 19 | daughter | None | Iowa |
| 6 | Harold O Thompson | 16 | son | None | South Dakota |
| 7 | Alice B Thompson | 14 | daughter | None | Nebraska |
| 8 | Irving Roddle | 27 | assistant | Laborer | Wisconsin |
| 9 | Alfred R Cooper | 66 | Head | Farmer | New York |
| 10 | Minnie Cooper | 51 | wife | None | South Dakota |
| 11 | Charley R Cooper | 26 | son | None | South Dakota |
| 12 | Edith Cooper | 23 | daughter | None | South Dakota |
| 13 | Arthur Cooper THIS PERSON | 21 | son | None | South Dakota |
| 14 | Hemped Cooper | 18 | daughter | None | South Dakota |
| 15 | Allen Cooper | 16 | son | Laborer | South Dakota |
| 16 | Alvin Cooper | 16 | son | None | South Dakota |
| 17 | Myrtle D Cooper | 7 | daughter | None | South Dakota |
| 18 | Charles A Cooper | 26 | Head | Farmer | South Dakota |
| 19 | Lottie M Kitzman | 50 | Head | Farmer | Wisconsin |
| 20 | Fred N Kitzman | 34 | son | Laborer | South Dakota |
| 21 | Laura M Kitzman | 28 | daughter | None | South Dakota |
| 22 | Ira H Kitzman | 34 | Head | Farmer | Nebraska |
| 23 | Forest H Beavers | 28 | Head | Farmer | Nebraska |
| 24 | Lloyd Beavers | 24 | Head | Farmer | Iowa |
| 25 | Lora Beavers | 18 | wife | None | South Dakota |
| 26 | Sam S Wipp | 30 | Head | Farmer | South Dakota |
| 27 | Susie S Wipp | 29 | wife | None | South Dakota |
| 28 | Nellie S Wipp | 7 | daughter | None | South Dakota |
| 29 | Velma Wipp | 7 | daughter | None | South Dakota |
| 30 | Milfred Wipp | 4 | son | None | South Dakota |
| 31 | Grant Connor | 49 | Head | Farmer | Iowa |
| 32 | Laura Connor | 45 | wife | None | Iowa |
| 33 | Virgil Connor | 21 | son | None | Iowa |
| 34 | John Connor | 18 | son | None | Iowa |
| 35 | Sam A Rochelle | 25 | Head | Farmer | South Dakota |
| 36 | Bertha Rochelle | 19 | wife | None | South Dakota |
| 37 | Byron Haverton | 47 | Head | Farmer | New York |
| 38 | Elma Haverton | 32 | wife | None | Iowa |
| 39 | Norma Haverton | 7 | daughter | None | South Dakota |
| 40 | Everett Haverton | 0 | son | None | South Dakota |
| 41 | Harriet Haverton | 27 | Head | Farmer | New York |
| 42 | Frank Haverton | 43 | Head | Farmer | South Dakota |
| 43 | Martha Haverton | 34 | wife | None | Kansas |
| 44 | Ruth E Haverton | 11 | daughter | None | South Dakota |
| 45 | Alfred J Davies | 46 | Head | Farmer | South Dakota |
| 46 | Frank Harrison | 41 | Head | Farmer | Minnesota |
| 47 | Meta M Harrison | 38 | wife | None | Wisconsin |
| 48 | Hans J Clasen | 42 | Head | Farmer | Germany |
| 49 | Hazel Clasen | 25 | wife | None | Iowa |
| 50 | Helen Clasen | 0 | daughter | None | South Dakota |
About This Record & Model Tree
This record was independently indexed by YourRoots from the 1930 United States Federal Census (NARA). Our Model Tree links this person across census decades using XGBoost-based record linkage, with per-link confidence scores. Household corroboration strengthens the signal when co-residents appear on the same census pages in multiple years.
Source: National Archives and Records Administration (NARA)