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George Williamson — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Sanborn-County, South Dakota
Our Model Tree links this George Williamson across the 1930 and 1940 US Censuses in Sanborn-County, South Dakota (XGBoost, ~Confirmed) — first a son (b.~1924), then head of a 9-person household.
Age 16
b. ~1924
Male
Son
Born: South Dakota
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Sanborn-County, South Dakota |
| Surname | Williamson |
| Given Name | George G |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 16 |
| Marital Status | Single |
| Birthplace | South Dakota |
| 1935 Residence (City) | Ravenna |
| 1935 Residence (County) | Sanborn |
| Additional Details | |
| Highest Grade | Hs 1 |
| 1935 Residence | Same place |
| Birth State | South Dakota |
| Birth Country | United States |
| Birthplace (normalized) | south dakota |
| Township / Ward | Ravenna |
| Est. Birth Year | ~1924 |
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 1940 census.
| Name | Relation to head | Relative to George | Age | Birth yr |
|---|---|---|---|---|
| Frank Williamson | Son | — | 19 | ~1921 |
| Dorothy Williamson | Daughter | — | 13 | ~1927 |
| Cheryl Williamson | Daughter | — | 9 | ~1931 |
| Richard Williamson | Son | — | 7 | ~1933 |
| Carolyn Williamson | Daughter | — | 11 | ~1929 |
| George Williamson | Son | — | 16 | ~1924 |
| Ronald Williamson | Son | — | 2 | ~1938 |
| Frank Williamson | Head | — | 54 | ~1886 |
| Ethel Williamson | Spouse | — | 40 | ~1900 |
Census Appearances
1930
Sanborn, South …
Son, age 6
Sanborn, South Dakota · implied b. ~1924 — 9 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Williamson |
| Given Name | George D. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 6 |
| Marital Status | Single |
| Birthplace | South Dakota |
| Father's Birthplace | Illinois |
| Mother's Birthplace | Nebraska |
| Birth State | South Dakota |
| Birth Country | United States |
| Birthplace (normalized) | south dakota |
1940
Sanborn-County, South …
Son, age 16
Sanborn-County, South Dakota · implied b. ~1924 — 9 household members
| Surname | Williamson |
| Given Name | George G |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 16 |
| Marital Status | Single |
| Birthplace | South Dakota |
| 1935 Residence (City) | Ravenna |
| 1935 Residence (County) | Sanborn |
| Highest Grade | Hs 1 |
| 1935 Residence | Same place |
| 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 George Williamson across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
George Williamson
Son · 1940 · age 16 · b. ~1924 · South Dakota
★ You are viewing this record
Sibling
Cheryl Williamson
Sibling · 1940 · age 9
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Richard Williamson
Sibling · 1940 · age 7
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Carolyn Williamson
Sibling · 1940 · age 11
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Dorothy Williamson
Sibling · 1940 · age 13
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Frank Williamson
Sibling · 1940 · age 19
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Ronald Williamson
Sibling · 1940 · age 2
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
1940 US Federal Census — Sanborn-County, South Dakota
Open full size
1940 US Federal Census — Sanborn-County, South Dakota
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-03867-00116)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Frank H Burns | 62 | Head | Farmer | Iowa |
| 42 | Elma D Burns | 49 | Wife | — | Iowa |
| 43 | William R Burns | 9 | Son | — | South Dakota |
| 44 | Ralph H Moody | 18 | Head | Farmer | South Dakota |
| 45 | Darlene G Moody | 19 | Wife | — | South Dakota |
| 46 | Carl A Clam | 66 | Head | Farmer | Sweden |
| 47 | Louise C Clam | 64 | Wife | — | Sweden |
| 48 | Raymond C Clam | 29 | Son | Farmer | South Dakota |
| 49 | Clyde L Clam | 22 | Son | Farmer | South Dakota |
| 50 | Clyde Washburn | 57 | Head | Farmer | Illinois |
| 51 | Lillie L Washburn | 56 | Wife | — | Nebraska |
| 52 | Josephine L Washburn | 18 | Daughter | — | South Dakota |
| 53 | Rolland R Twombley | 28 | Head | Farmer | South Dakota |
| 54 | Evelyn M Twombley | 27 | Wife | — | California |
| 55 | Donald R Twombley | 7 | Son | — | South Dakota |
| 56 | Lawrence R Twombley | 1 | Son | — | South Dakota |
| 57 | Earl S Washburn | 25 | Head | Farmer | South Dakota |
| 58 | Esther M Washburn | 25 | Wife | — | South Dakota |
| 59 | Shirley K Washburn | 2 | Daughter | — | South Dakota |
| 60 | Carol R Washburn | 1 | Daughter | — | South Dakota |
| 61 | Charles H Blenkiron | 52 | Head | Farmer | Iowa |
| 62 | Albert H Hill | 55 | Hired hand | Laborer | Missouri |
| 63 | Ida B Schroeder | 50 | Housekeeper | Housekeeper | South Dakota |
| 64 | Ralph Hendrix | 44 | Head | Farmer | Iowa |
| 65 | Gertrude M Hendrix | 41 | Wife | — | Iowa |
| 66 | Lyle L Hendrix | 20 | Son | Farmer | South Dakota |
| 67 | Robert D Hendrix | 16 | Son | — | South Dakota |
| 68 | Lloyd D Hendrix | 10 | Son | — | South Dakota |
| 69 | Frank R Williamson | 54 | Head | Farmer | Illinois |
| 70 | Ethel M Williamson | 40 | Wife | — | Nebraska |
| 71 | Frank J Williamson | 19 | Son | — | South Dakota |
| 72 | George G Williamson THIS PERSON | 16 | Son | — | South Dakota |
| 73 | Dorothy M Williamson | 13 | Daughter | — | South Dakota |
| 74 | Carolyn R Williamson | 11 | Daughter | — | South Dakota |
| 75 | Cheryl L Williamson | 9 | Daughter | — | South Dakota |
| 76 | Richard G Williamson | 7 | Son | — | South Dakota |
| 77 | Ronald R Williamson | 2 | Son | — | South Dakota |
| 78 | Willis D Strong | 72 | Head | — | Iowa |
| 79 | Mary Strong | 71 | Wife | — | Wisconsin |
| 80 | Arthur S Russo|Russe | 42 | Head | Farmer | Iowa |
About This Record & Model Tree
This record was independently indexed by YourRoots from the 1940 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)