BT
Betty Thomas — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Iowa-County, Wisconsin
Our Model Tree links this Betty Thomas across the 1930 and 1940 US Censuses in Iowa-County, Wisconsin (XGBoost, ~Confirmed) — first a daughter (b.~1924), then head of a 9-person household.
Age 16
b. ~1924
Female
Daughter
Born: Wisconsin
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Iowa-County, Wisconsin |
| Surname | Thomas |
| Given Name | Betty |
| Relationship to Head | daughter |
| Sex | F |
| Color / Race | White |
| Age | 16 |
| Marital Status | Single |
| Birthplace | Wisconsin |
| 1935 Residence (County) | Iowa |
| Additional Details | |
| Highest Grade | 8 |
| 1935 Residence | Wisconsin |
| Birth State | Wisconsin |
| Birth Country | United States |
| Birthplace (normalized) | wisconsin |
| Township / Ward | Unincorporated Place |
| 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 Betty | Age | Birth yr |
|---|---|---|---|---|
| Enid Thomas | Daughter | — | 12 | ~1928 |
| Eleanor Thomas | Daughter | — | 18 | ~1922 |
| Julia Thomas | Spouse | — | 40 | ~1900 |
| Russell Thomas | Son | — | 14 | ~1926 |
| Betty Thomas | Daughter | — | 16 | ~1924 |
| Wanda Thomas | Son | — | 9 | ~1931 |
| Gale Thomas | Son | — | 10 | ~1930 |
| Wanda Thomas | Daughter | — | 6 | ~1934 |
| Russell Thomas | Head | — | 46 | ~1894 |
Census Appearances
1930
Iowa, Wisconsin
Daughter, age 5
Iowa, Wisconsin · implied b. ~1925 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Thomas |
| Given Name | Betty J. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 5 |
| Marital Status | Single |
| Birthplace | Wisconsin |
| Father's Birthplace | Wisconsin |
| Mother's Birthplace | Wisconsin |
| Birth State | Wisconsin |
| Birth Country | United States |
| Birthplace (normalized) | wisconsin |
1940
Iowa-County, Wisconsin
Daughter, age 16
Iowa-County, Wisconsin · implied b. ~1924 — 9 household members
| Surname | Thomas |
| Given Name | Betty |
| Relationship to Head | daughter |
| Sex | F |
| Color / Race | White |
| Age | 16 |
| Marital Status | Single |
| Birthplace | Wisconsin |
| 1935 Residence (County) | Iowa |
| Highest Grade | 8 |
| 1935 Residence | Wisconsin |
| Birth State | Wisconsin |
| Birth Country | United States |
| Birthplace (normalized) | wisconsin |
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 Betty Thomas across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Betty Thomas
Daughter · 1940 · age 16 · b. ~1924 · Wisconsin
★ You are viewing this record
Sibling
Enid Thomas
Sibling · 1940 · age 12
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Wanda Thomas
Sibling · 1940 · age 6
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Gale Thomas
Sibling · 1940 · age 10
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Wanda Thomas
Sibling · 1940 · age 9
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Eleanor Thomas
Sibling · 1940 · age 18
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Russell Thomas
Sibling · 1940 · age 14
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 — Iowa-County, Wisconsin
Open full size
1940 US Federal Census — Iowa-County, Wisconsin
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-04483-00990)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Carol Strutt | 2 | daughter | — | Wisconsin |
| 42 | Thomas W. Strutt | 73 | father | — | Wisconsin |
| 43 | Agnes Strutt | 61 | mother | — | Wisconsin |
| 44 | Daniel Jones | 37 | head | Farmer | Wisconsin |
| 45 | Ennald Jones | 33 | daughter | Laborer | Wisconsin |
| 46 | Betty Jones | 15 | daughter | — | Wisconsin |
| 47 | Verda Jones | 13 | daughter | — | Wisconsin |
| 48 | William Knight | 38 | head | Shoemaker | Wisconsin |
| 49 | Florence Knight | 38 | wife | — | Minnesota |
| 50 | Bernice Knight | 15 | daughter | — | North Dakota |
| 51 | Shirley Knight | 11 | daughter | — | North Dakota |
| 52 | Richard Knight | 7 | son | — | Wisconsin |
| 53 | Dona Mae Knight | 6 | daughter | — | Wisconsin |
| 54 | Thomas Knight | 5 | son | — | Wisconsin |
| 55 | Mildred Knight | 4 | daughter | — | Wisconsin |
| 56 | Roy Ditton | 37 | head | 24 | Wisconsin |
| 57 | Lolla Ditton | 29 | wife | — | Wisconsin |
| 58 | Barbara Ditton | 10 | daughter | — | Wisconsin |
| 59 | Floyd Ditton | 6 | son | — | Wisconsin |
| 60 | Carle Ditton | 2 | daughter | — | Wisconsin |
| 61 | Earl Williams | 48 | head | Farmer | Wisconsin |
| 62 | Vila Williams | 47 | wife | — | South Dakota |
| 63 | Paul Williams | 18 | son | — | Wisconsin |
| 64 | Ralph Williams | 16 | son | — | Wisconsin |
| 65 | Marian Williams | 11 | daughter | — | Wisconsin |
| 66 | Geneive Williams | 8 | daughter | — | Wisconsin |
| 67 | Russell Thomas | 46 | head | Farmer | Wisconsin |
| 68 | Julia Thomas | 40 | wife | — | Wisconsin |
| 69 | Eleanor Thomas | 18 | daughter | — | Wisconsin |
| 70 | Betty Thomas THIS PERSON | 16 | daughter | — | Wisconsin |
| 71 | Russell Jr. Thomas | 14 | son | Laborer | Wisconsin |
| 72 | Enid Thomas | 12 | daughter | — | Wisconsin |
| 73 | Gale Thomas | 10 | son | — | Wisconsin |
| 74 | Wanda Kenneth Thomas | 9 | son | — | Wisconsin |
| 75 | Wanda Thomas | 6 | daughter | — | Wisconsin |
| 76 | George Mitchell | 47 | head | Farmer | Wisconsin |
| 77 | Gladys Mitchell | 44 | wife | — | Wisconsin |
| 78 | Kendell Mitchell | 20 | son | — | Wisconsin |
| 79 | Leon Mitchell | 18 | son | — | Wisconsin |
| 80 | Irene Mitchell | 14 | daughter | — | Wisconsin |
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)