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Theodore Thompson — 1940 US Census Record
Model Tree available1940 United States Federal Census · Vernon-County, Wisconsin
Our Model Tree links this Theodore Thompson across the 1920, 1930 and 1940 US Censuses in Vernon-County, Wisconsin (XGBoost, ~Confirmed), with identified parents David & Edward — first a son (b.~1905), then head of a 4-person household.
Age 35
b. ~1905
Male
Son
Born: Wisconsin
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Vernon-County, Wisconsin |
| Surname | Thompson |
| Given Name | Theodore |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 35 |
| Marital Status | Single |
| Birthplace | Wisconsin |
| 1935 Residence (City) | Coon Township |
| 1935 Residence (County) | Vernon |
| Additional Details | |
| Occupation | Farmer |
| Industry | Farm |
| Class of Worker | OA |
| Hours Worked | 60 |
| Income (1939) | 0 |
| Highest Grade | No 8 |
| 1935 Residence | Same place |
| Birth State | Wisconsin |
| Birth Country | United States |
| Birthplace (normalized) | wisconsin |
| Occupation | Farmer |
| Township / Ward | Coon Township |
| Est. Birth Year | ~1905 |
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.
4 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Theodore | Age | Birth yr |
|---|---|---|---|---|
| Edward Thompson | Head | — | 72 | ~1868 |
| Irene Thompson | Daughter | — | 24 | ~1916 |
| Theodore Thompson | Son | — | 35 | ~1905 |
| Marlie Thompson | Spouse | — | 69 | ~1871 |
Census Appearances
1920
Vernon, Wisconsin
Son, age 15
Vernon, Wisconsin · implied b. ~1905 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Thompson |
| Given Name | Theodor |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 15 |
| Marital Status | Single |
| Birthplace | Wisconsin |
| Father's Birthplace | Norway |
| Mother's Birthplace | Norway |
| Occupation | Laborer |
| Industry | Home Farm |
| Class of Worker | W |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Wisconsin |
| Birth Country | United States |
| Birthplace (normalized) | wisconsin |
1930
Vernon, Wisconsin
Son, age 25
Vernon, Wisconsin · implied b. ~1905 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Thompson |
| Given Name | Theodor R. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 25 |
| Marital Status | Single |
| Birthplace | Wisconsin |
| Father's Birthplace | Norway |
| Mother's Birthplace | Norway |
| Occupation | Farm Laborer |
| Industry | General farming |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | Wisconsin |
| Birth Country | United States |
| Birthplace (normalized) | wisconsin |
1940
Vernon-County, Wisconsin
Son, age 35
Vernon-County, Wisconsin · implied b. ~1905 — 4 household members
| Surname | Thompson |
| Given Name | Theodore |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 35 |
| Marital Status | Single |
| Birthplace | Wisconsin |
| 1935 Residence (City) | Coon Township |
| 1935 Residence (County) | Vernon |
| Occupation | Farmer |
| Industry | Farm |
| Class of Worker | OA |
| Hours Worked | 60 |
| Income (1939) | 0 |
| Highest Grade | No 8 |
| 1935 Residence | Same place |
| 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 Theodore Thompson across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father David Thompson (~0.92 confidence) and father Edward Thompson (~0.92 confidence) and mother Marlie Thompson (~0.92 confidence) and mother Pauline Thompson (~0.92 confidence). The pedigree spans 1 generation with 4 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
David Thompson
b. ~1868
Source father
● Household
· direct · ~0.92
Father
Edward Thompson
b. ~1868
Source father
● Household
· direct · ~0.92
Mother
Marlie Thompson
b. ~1871
Source mother
● Household
· direct · ~0.92
Mother
Pauline Thompson
b. ~1872
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Theodore Thompson
Son · 1940 · age 35 · b. ~1905 · Wisconsin
★ You are viewing this record
Sibling
Irene Thompson
Sibling · 1940 · age 24
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 — Vernon-County, Wisconsin
Open full size
1940 US Federal Census — Vernon-County, Wisconsin
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-04530-00107)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Thomas Johnson | 69 | Head | Farmer | Wisconsin |
| 2 | Rikka Johnson | 49 | Wife | — | Wisconsin |
| 3 | Ruth Johnson | 22 | Daughter | Teacher | Wisconsin |
| 4 | Inez Johnson | 17 | Daughter | — | Wisconsin |
| 5 | Bergetta Johnson | 13 | Daughter | — | Wisconsin |
| 6 | John Lund | 22 | Hired hand | Farm Laborer | Wisconsin |
| 7 | Albert Sagmoen | 58 | Head | Farmer | Wisconsin |
| 8 | Josephine Q Sagmoen | 52 | Wife | — | Wisconsin |
| 9 | Lloyd Sagmoen | 27 | Son | Farm Laborer | Wisconsin |
| 10 | Archie Sagmoen | 25 | Son | Farm Laborer | Wisconsin |
| 11 | Otis Sagmoen | 18 | Son | Farm Laborer | Wisconsin |
| 12 | Verlin Sagmoen | 15 | Son | Farm Laborer | Wisconsin |
| 13 | Jolene Sagmoen | 14 | Daughter | — | Wisconsin |
| 14 | Verna Sagmoen | 12 | Daughter | — | Wisconsin |
| 15 | Cornelius Sebron | 50 | Head | Farmer | Wisconsin |
| 16 | Mary Sebron | 47 | Wife | — | Wisconsin |
| 17 | Milton Sebron | 23 | Son | Farm Laborer | Wisconsin |
| 18 | Claude Sebron | 17 | Son | Farm Laborer | Wisconsin |
| 19 | Irvin Sebron | 15 | Son | Farm Laborer | Wisconsin |
| 20 | Edith Sebron | 13 | Daughter | — | Wisconsin |
| 21 | Sydney Sebron | 5 | Son | — | Wisconsin |
| 22 | Helmer Lindvig | 50 | Head | Farmer | Wisconsin |
| 23 | Amanda Lindvig | 52 | Wife | — | Wisconsin |
| 24 | Borghild Lindvig | 18 | Daughter | — | Wisconsin |
| 25 | Harold Lindvig | 8 | Son | — | Wisconsin |
| 26 | Edward Thompson | 72 | Head | Farmer | Norway |
| 27 | Marlie Thompson | 69 | Wife | — | Norway |
| 28 | Theodore Thompson THIS PERSON | 35 | Son | Farmer | Wisconsin |
| 29 | Irene Thompson | 24 | Daughter | — | Minnesota |
| 30 | Hans Thompson | 75 | Head | — | Norway |
| 31 | Olin Role | 61 | Head | Farmer | Wisconsin |
| 32 | Sunda Role | 55 | Wife | — | Wisconsin |
| 33 | Edgar Role | 17 | Son | Farm Laborer | Wisconsin |
| 34 | Ilney Role | 15 | Daughter | — | Wisconsin |
| 35 | Marie Jacobson | 77 | Head | — | Wisconsin |
| 36 | Edward Johnson | 91 | Head | — | Norway |
| 37 | Olaf M. Hanson | 60 | Head | Farmer | Wisconsin |
| 38 | Mina Hanson | 57 | Wife | — | Wisconsin |
| 39 | Einar Larson | 52 | Hired hand | Farm Laborer | Norway |
| 40 | Henry Engh | 53 | Head | Farmer | Wisconsin |
Pedigree Summary
Theodore + 1 sibling
Gen 1 · 4 parents
~0.92
Max depth 4 (1900–1950 window)
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)