JT
John Thomson — 1940 US Census Record
Model Tree available1940 United States Federal Census · Jackson-County, Minnesota
Our Model Tree links this John Thomson across the 1920, 1930 and 1940 US Censuses in Jackson-County, Minnesota (XGBoost, ~Confirmed), with identified parents Alexander & Mary — first a head (b.~1898), then head of a 4-person household.
Age 42
b. ~1898
Male
Head
Born: Scotland
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Jackson-County, Minnesota |
| Surname | Thomson |
| Given Name | John |
| Relationship to Head | head |
| Sex | M |
| Color / Race | White |
| Age | 42 |
| Marital Status | Married |
| Birthplace | Scotland |
| 1935 Residence (City) | Jackson |
| 1935 Residence (County) | Jackson |
| Naturalization Status | Naturalized |
| Additional Details | |
| Occupation | farmer |
| Industry | farm |
| Class of Worker | E |
| Hours Worked | 60 |
| Income (1939) | 0 |
| Highest Grade | No 8 |
| 1935 Residence | Minnesota |
| Birth Country | Scotland |
| Birthplace (normalized) | scotland |
| Occupation | Farmer |
| Township / Ward | Hunter Twp |
| Est. Birth Year | ~1898 |
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 John | Age | Birth yr |
|---|---|---|---|---|
| Jane Thomson | Daughter | — | 11 | ~1929 |
| John Thomson | Head | — | 42 | ~1898 |
| Myron Olson | Other | — | 23 | ~1917 |
| Rose Thomson | Spouse | — | 41 | ~1899 |
Census Appearances
1920
Jackson, Minnesota
Son, age 21
Jackson, Minnesota · implied b. ~1899 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Thomson |
| Given Name | John |
| Relationship to Head | son |
| Sex | M |
| Color / Race | White |
| Age | 21 |
| Marital Status | Single |
| Birthplace | Scotland |
| Year of Immigration | 1911 |
| Naturalization Status | Alien |
| Father's Birthplace | Scotland |
| Mother's Birthplace | Scotland |
| Occupation | none |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Mother Tongue | Scotch |
| Birth Country | Scotland |
| Birthplace (normalized) | scotland |
1930
Jackson, Minnesota
Head, age 30
Jackson, Minnesota · implied b. ~1900 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Thomson |
| Given Name | John |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 30 |
| Marital Status | Married |
| Birthplace | Scotland |
| Naturalization Status | Naturalized |
| Year of Immigration | 1911 |
| Age at First Marriage | 25 |
| Father's Birthplace | Scotland |
| Mother's Birthplace | Scotland |
| Occupation | Farmer |
| Industry | General Farm |
| Class of Worker | VVVV |
| Can Read/Write | Yes |
| Mother Tongue | English |
| Home Owned/Rented | R |
| Veteran | No |
| Birth Country | Scotland |
| Birthplace (normalized) | scotland |
1940
Jackson-County, Minnesota
Head, age 42
Jackson-County, Minnesota · implied b. ~1898 — 4 household members
| Surname | Thomson |
| Given Name | John |
| Relationship to Head | head |
| Sex | M |
| Color / Race | White |
| Age | 42 |
| Marital Status | Married |
| Birthplace | Scotland |
| 1935 Residence (City) | Jackson |
| 1935 Residence (County) | Jackson |
| Naturalization Status | Naturalized |
| Occupation | farmer |
| Industry | farm |
| Class of Worker | E |
| Hours Worked | 60 |
| Income (1939) | 0 |
| Highest Grade | No 8 |
| 1935 Residence | Minnesota |
| Birth Country | Scotland |
| Birthplace (normalized) | scotland |
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 John Thomson across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Alexander Thomson (~0.92 confidence) and mother Mary Thomson (~0.92 confidence). The pedigree spans 1 generation with 2 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Alexander Thomson
b. ~1873
Source father
● Household
· direct · ~0.92
Mother
Mary Thomson
b. ~1878
Source mother
● Household
· direct · ~0.92
This person
Anchor record
John Thomson
Head · 1940 · age 42 · b. ~1898 · Minnesota
★ You are viewing this record
Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1940 US Federal Census — Jackson-County, Minnesota
Open full size
1940 US Federal Census — Jackson-County, Minnesota
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01929-00179)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Margaret Anderson | 1 | daughter | — | Minnesota |
| 2 | Catherine Anderson | 0 | daughter | — | Minnesota |
| 3 | William Anders | 45 | head | Farmer | Minnesota |
| 4 | Anna Anders | 44 | wife | — | Minnesota |
| 5 | Lawrence Anders | 14 | son | — | Minnesota |
| 6 | Louis Anders | 10 | son | — | Minnesota |
| 7 | John Wrezarek | 42 | head | Farmer | Minnesota |
| 8 | Anna Wrezarek | 37 | wife | — | Czechoslovakia |
| 9 | Arnold Wrezarek | 13 | son | — | Minnesota |
| 10 | Irene Wrezarek | 8 | daughter | — | Minnesota |
| 11 | Joe Wrezarek | 4 | son | — | Minnesota |
| 12 | Allen Wrezarek | 2 | daughter | — | Minnesota |
| 13 | William Guppy | 47 | head | Farmer | Indiana |
| 14 | Bertha Guppy | 43 | wife | — | Iowa |
| 15 | Leroy Guppy | 21 | son | Laborer | Iowa |
| 16 | Leo Guppy | 15 | son | Laborer | Minnesota |
| 17 | Mabel Guppy | 10 | daughter | — | Iowa |
| 18 | Evelyn Guppy | 1 | daughter | — | Minnesota |
| 19 | Ernest Zitzloff | 63 | head | Farmer | Illinois |
| 20 | Clara Zitzloff | 59 | wife | — | Iowa |
| 21 | Roy Zitzloff | 37 | son | Laborer | Minnesota |
| 22 | Theodore Zitzloff | 27 | son | Laborer | Minnesota |
| 23 | Ernest Zitzloff | 25 | son | Laborer | Minnesota |
| 24 | Daryl Zitzloff | 19 | son | Worker | Minnesota |
| 25 | Fred Zitzloff | 17 | son | Laborer | Minnesota |
| 26 | Arlene Zitzloff | 13 | daughter | — | Minnesota |
| 27 | Loretta Zitzloff | 3 | daughter | — | Minnesota |
| 28 | John Thomson THIS PERSON | 42 | head | Farmer | Scotland |
| 29 | Rose Thomson | 41 | wife | — | Minnesota |
| 30 | Jane Thomson | 11 | daughter | — | Minnesota |
| 31 | Myron Olson | 23 | hired hand | Hired Laborer | Minnesota |
| 32 | George Jandera | 39 | head | Farmer | Minnesota |
| 33 | Agnes Jandera | 37 | wife | — | Minnesota |
| 34 | Veronica Jandera | 12 | daughter | — | Minnesota |
| 35 | Mary Ann Jandera | 10 | daughter | — | Minnesota |
| 36 | Rosemary Jandera | 7 | daughter | — | Minnesota |
| 37 | Leona Budik | 34 | head | Farmer | Minnesota |
| 38 | Andrew Matasovsky | 40 | head | Farmer | Minnesota |
| 39 | Susan Matasovsky | 35 | wife | — | Minnesota |
| 40 | Mike Pahorsky | 53 | head | Farmer | Czechoslovakia |
Pedigree Summary
John
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)