KT
Kenneth Thompson — 1940 US Census Record
Model Tree available1940 United States Federal Census · Trempealeau-County, Wisconsin
Our Model Tree links this Kenneth Thompson across the 1920, 1930 and 1940 US Censuses in Trempealeau-County, Wisconsin (XGBoost, ~Confirmed), with identified parents Ira & Amanda — first a son (b.~1907), then head of a 6-person household.
Age 33
b. ~1907
Male
Son
Born: Wisconsin
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Trempealeau-County, Wisconsin |
| Surname | Thompson |
| Given Name | Kenneth |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 33 |
| Marital Status | Single |
| Birthplace | Wisconsin |
| 1935 Residence (City) | Preston Township |
| 1935 Residence (County) | Trempealeau |
| Additional Details | |
| Occupation | Farmer |
| Industry | Farm |
| Class of Worker | NP |
| Hours Worked | 60 |
| Income (1939) | 0 |
| Highest Grade | Hs 2 |
| 1935 Residence | Same place |
| Birth State | Wisconsin |
| Birth Country | United States |
| Birthplace (normalized) | wisconsin |
| Occupation | Farmer |
| Township / Ward | Preston Township |
| Est. Birth Year | ~1907 |
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.
6 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Kenneth | Age | Birth yr |
|---|---|---|---|---|
| Kenneth Thompson | Son | — | 33 | ~1907 |
| Amanda Thompson | Spouse | — | 64 | ~1876 |
| Audrey Thompson | Other | — | 5 | ~1935 |
| Edith Thompson | Other | — | 28 | ~1912 |
| Ina Thompson | Head | — | 65 | ~1875 |
| Verna Thompson | Daughter | — | 35 | ~1905 |
Census Appearances
1920
Trempealeau, Wisconsin
Son, age 12
Trempealeau, Wisconsin · implied b. ~1908 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Thompson |
| Given Name | Kenneth |
| Relationship to Head | son |
| Sex | M |
| Color / Race | White |
| Age | 12 |
| Marital Status | Single |
| Birthplace | Wisconsin |
| Father's Birthplace | Wisconsin |
| Mother's Birthplace | Wisconsin |
| Occupation | none |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Wisconsin |
| Birth Country | United States |
| Birthplace (normalized) | wisconsin |
1930
Trempealeau, Wisconsin
Son, age 22
Trempealeau, Wisconsin · implied b. ~1908 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Thompson |
| Given Name | Kenneth D. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 22 |
| Marital Status | Single |
| Birthplace | Wisconsin |
| Father's Birthplace | Wisconsin |
| Mother's Birthplace | Wisconsin |
| Occupation | Farm Hand |
| Industry | General Farm |
| Class of Worker | W |
| Can Read/Write | Yes |
| Veteran | No |
| Birth State | Wisconsin |
| Birth Country | United States |
| Birthplace (normalized) | wisconsin |
1940
Trempealeau-County, Wisconsin
Son, age 33
Trempealeau-County, Wisconsin · implied b. ~1907 — 6 household members
| Surname | Thompson |
| Given Name | Kenneth |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 33 |
| Marital Status | Single |
| Birthplace | Wisconsin |
| 1935 Residence (City) | Preston Township |
| 1935 Residence (County) | Trempealeau |
| Occupation | Farmer |
| Industry | Farm |
| Class of Worker | NP |
| Hours Worked | 60 |
| Income (1939) | 0 |
| Highest Grade | Hs 2 |
| 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 Kenneth Thompson across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Ira Thompson (~0.92 confidence) and mother Amanda Thompson (~0.92 confidence). The pedigree spans 1 generation with 2 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Ira Thompson
b. ~1875
Source father
● Household
· direct · ~0.92
Mother
Amanda Thompson
b. ~1875
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Kenneth Thompson
Son · 1940 · age 33 · b. ~1907 · Wisconsin
★ You are viewing this record
Sibling
Verna Thompson
Sibling · 1940 · age 35
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 — Trempealeau-County, Wisconsin
Open full size
1940 US Federal Census — Trempealeau-County, Wisconsin
Page Contents
39 people indexed on this census page (nara:1940:m-t0627-04529-00557)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | John Sandberg | 56 | Head | — | Holland |
| 2 | Elma Sandberg | 49 | Wife | — | Wisconsin |
| 3 | Lester Sandberg | 31 | Son | Farmer | Wisconsin |
| 4 | Oscar P. Anderson | 60 | Head | Farmer | Wisconsin |
| 5 | Martha Anderson | 57 | Wife | — | Wisconsin |
| 6 | John H. Anderson | 28 | Son | Farmer | Wisconsin |
| 7 | Raymond Anderson | 25 | Son | Farmer | Wisconsin |
| 8 | Herbert D. Tofte | 38 | Head | Farmer | Wisconsin |
| 9 | Eleanora Tofte | 64 | Mother | — | Wisconsin |
| 11 | Odell T. Stenaby | 44 | Head | Farmer | Wisconsin |
| 12 | Millie Stenaby | 45 | Wife | — | Wisconsin |
| 13 | Irene Stenaby | 8 | Daughter | — | Wisconsin |
| 14 | Julius C. Johnson | 48 | Head | Farmer | Wisconsin |
| 15 | Cassie Johnson | 43 | Wife | — | Wisconsin |
| 16 | Margaret Johnson | 15 | Daughter | — | Wisconsin |
| 17 | Richard Johnson | 12 | Son | — | Wisconsin |
| 18 | William Thompson | 68 | Head | Farmer | Wisconsin |
| 19 | Emma Thompson | 66 | Wife | — | Wisconsin |
| 20 | Ina D. Thompson | 65 | Head | Farmer | Wisconsin |
| 21 | Amanda Thompson | 64 | Wife | — | Wisconsin |
| 22 | Verna Thompson | 35 | Daughter | — | Wisconsin |
| 23 | Kenneth Thompson THIS PERSON | 33 | Son | Farmer | Wisconsin |
| 24 | Edith Thompson | 28 | Daughter-in-law | — | Wisconsin |
| 25 | Audrey Thompson | 5 | Granddaughter | — | Wisconsin |
| 26 | Milo Lerud | 25 | Head | Farmer | Wisconsin |
| 27 | Helen D. Lerud | 26 | Wife | — | Wisconsin |
| 28 | Marlys Lerud | 2 | Daughter | — | Wisconsin |
| 29 | Palmer Engen | 43 | Head | Farmer | Wisconsin |
| 30 | Adelyn Engen | 47 | Mother | Farmer | Wisconsin |
| 31 | Ruth Engen | 38 | Sister | — | Wisconsin |
| 32 | Bertha Lundeberg | 88 | Head | — | Norway |
| 33 | Thea Lundeberg | 52 | Daughter | — | Wisconsin |
| 34 | Louis Lundeberg | 50 | Son | Farmer | Wisconsin |
| 35 | Albert Lundeberg | 48 | Son | Fireman | Wisconsin |
| 36 | Bennie Lundeberg | 46 | Son | Farmer | Wisconsin |
| 37 | Ole Doseth | 75 | Head | Farmer | Norway |
| 38 | Emma Doseth | 67 | Wife | — | Wisconsin |
| 39 | Oscar Doseth | 50 | Son | Farmer | Wisconsin |
| 40 | Clarence Doseth | 40 | Son | Farmer | Wisconsin |
Pedigree Summary
Kenneth + 1 sibling
Gen 1 · 2 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)