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Thomas Thompson — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Ramsey-County, North Dakota
Our Model Tree links this Thomas Thompson across the 1910, 1920, 1930 and 1940 US Censuses in Ramsey-County, North Dakota (XGBoost, ~Confirmed) — first a head (b.~1873), then head of a 6-person household.
Age 67
b. ~1873
Male
Head
Born: Minnesota
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Ramsey-County, North Dakota |
| Surname | Thompson |
| Given Name | Thomas R. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 67 |
| Marital Status | Married |
| Birthplace | Minnesota |
| 1935 Residence (City) | Newland |
| 1935 Residence (County) | Ramsey |
| Additional Details | |
| Occupation | farmer |
| Industry | farming |
| Class of Worker | OA |
| Hours Worked | 60 |
| Income (1939) | 0 |
| Highest Grade | M No 5 |
| 1935 Residence | Same place |
| Birth State | Minnesota |
| Birth Country | United States |
| Birthplace (normalized) | minnesota |
| Occupation | Farmer |
| Township / Ward | Newland |
| Est. Birth Year | ~1873 |
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 Thomas | Age | Birth yr |
|---|---|---|---|---|
| Theresa Thompson | Daughter | — | 23 | ~1917 |
| Thomas Thompson | Head | — | 67 | ~1873 |
| Arnold Thompson | Son | — | 25 | ~1915 |
| Leonard Thompson | Son | — | 18 | ~1922 |
| Milford Thompson | Son | — | 21 | ~1919 |
| Mathilda Thompson | Spouse | — | 62 | ~1878 |
Census Appearances
1910
Ramsey, North …
Head, age 37
Ramsey, North Dakota · implied b. ~1873 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Thompson |
| Given Name | Thomas P |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 37 |
| Marital Status | Single |
| Birthplace | Minnesota |
| Father's Birthplace | Nor. Norwegian |
| Mother's Birthplace | Nor. Norwegian |
| Occupation | Farmer |
| Birth State | Minnesota |
| Birth Country | United States |
| Birthplace (normalized) | minnesota |
1920
Ramsey, North …
Head, age 48
Ramsey, North Dakota · implied b. ~1872 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Thompson |
| Given Name | Thomas P. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 48 |
| Marital Status | Married |
| Birthplace | Minnesota |
| Father's Birthplace | Norway |
| Mother's Birthplace | Norway |
| Occupation | Farmer |
| Industry | General farm |
| Class of Worker | Emp |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Home Owned/Rented | O |
| Home Free/Mortgaged | F |
| Birth State | Minnesota |
| Birth Country | United States |
| Birthplace (normalized) | minnesota |
1930
Ramsey, North …
Other, age 58
Ramsey, North Dakota · implied b. ~1872 — 42 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Thompson |
| Given Name | Thomas |
| Relationship to Head | O |
| Sex | M |
| Color / Race | White |
| Age | 58 |
| Marital Status | Married |
| Birthplace | Minnesota |
| Age at First Marriage | 40 |
| Father's Birthplace | Norway |
| Mother's Birthplace | Norway |
| Occupation | Farmer |
| Industry | General Farm |
| Class of Worker | E |
| Can Read/Write | Yes |
| Birth State | Minnesota |
| Birth Country | United States |
| Birthplace (normalized) | minnesota |
1940
Ramsey-County, North …
Head, age 67
Ramsey-County, North Dakota · implied b. ~1873 — 6 household members
| Surname | Thompson |
| Given Name | Thomas R. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 67 |
| Marital Status | Married |
| Birthplace | Minnesota |
| 1935 Residence (City) | Newland |
| 1935 Residence (County) | Ramsey |
| Occupation | farmer |
| Industry | farming |
| Class of Worker | OA |
| Hours Worked | 60 |
| Income (1939) | 0 |
| Highest Grade | M No 5 |
| 1935 Residence | Same place |
| Birth State | Minnesota |
| Birth Country | United States |
| Birthplace (normalized) | minnesota |
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 Thomas Thompson across 4 US Census years (1910, 1920, 1930 and 1940) in 2 locations, using XGBoost record linkage.
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This person
Anchor record
Thomas Thompson
Head · 1940 · age 67 · b. ~1873 · North Dakota
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Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1940 US Federal Census — Ramsey-County, North Dakota
Open full size
1940 US Federal Census — Ramsey-County, North Dakota
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-03010-00413)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Raymond Sobak | 21 | son | Farmer | North Dakota |
| 42 | Manuel Sobak | 18 | son | Farm Laborer | North Dakota |
| 43 | Carl B. Sobak | 15 | son | — | North Dakota |
| 44 | Eunice Sobak | 10 | daughter | — | North Dakota |
| 45 | Hans Woldseth | 52 | Head | Farmer | Norway |
| 46 | Marie Woldseth | 54 | wife | — | Norway |
| 47 | Edray Ab. Woldseth | 22 | son | — | North Dakota |
| 48 | Hellene M. Woldseth | 17 | daughter | — | North Dakota |
| 49 | Gladys C. Woldseth | 14 | daughter | — | North Dakota |
| 50 | Valborg R. Woldseth | 12 | daughter | — | North Dakota |
| 51 | Harold H. Woldseth | 9 | son | — | North Dakota |
| 52 | Alfred Biri | 49 | hired hand | Farm Laborer | North Dakota |
| 53 | Pete C. Sobak | 56 | Head | Farmer | Norway |
| 54 | Annie M. Sobak | 47 | wife | — | North Dakota |
| 55 | Theodore Hoff | 83 | Head | — | Norway |
| 56 | Martin Biri | 59 | Uncle | — | Wisconsin |
| 57 | Thomas R. Thompson THIS PERSON | 67 | Head | Farmer | Minnesota |
| 58 | Mathilda Thompson | 62 | wife | — | Norway |
| 59 | Arnold H. Thompson | 25 | son | Farmer | North Dakota |
| 60 | Theresa M. Thompson | 23 | daughter | — | North Dakota |
| 61 | Milford Thompson | 21 | son | Farmer | North Dakota |
| 62 | Leonard Thompson | 18 | son | Farmer | North Dakota |
| 63 | Severin Sobak | 74 | Head | Farmer | Norway |
| 64 | Sina Sobak | 74 | wife | — | Norway |
| 65 | Mabel Sobak | 39 | daughter | — | North Dakota |
| 66 | Ellen Sobak | 36 | daughter | — | North Dakota |
| 67 | Edwin Sobak | 33 | son | Farmer | North Dakota |
| 68 | Barie Kittleson | 21 | grandson | Farm Laborer | North Dakota |
| 69 | Selmer J. Fellefson | 41 | Head | Farmer | North Dakota |
| 70 | Emma Fellefson | 46 | wife | — | North Dakota |
| 71 | Ole A. Raknem | 49 | Head | Farmer | Norway |
| 72 | Oline E. Raknem | 53 | wife | — | Minnesota |
| 73 | Clarence S. Raknem | 20 | son | Farm Laborer | North Dakota |
| 74 | Marvin A. Raknem | 18 | son | Farm Laborer | North Dakota |
| 75 | Sigurd C. Diseth | 44 | Head | Farmer | North Dakota |
| 76 | Ida Diseth | 41 | wife | — | North Dakota |
| 77 | Gene E. Diseth | 3 | son | — | North Dakota |
| 78 | Glenn S. Diseth | 3 | son | — | North Dakota |
| 79 | Edna J. Diseth | 21 | uncle | — | North Dakota |
| 80 | Sigwart Biri | 57 | Head | Farmer | 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)