JT
John Thomson — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Marshall-County, Kansas
Our Model Tree links this John Thomson across the 1930 and 1940 US Censuses in Marshall-County, Kansas (XGBoost, ~Confirmed) — first a head (b.~1891), then head of a 5-person household.
Age 49
b. ~1891
Male
Head
Born: Kansas
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Marshall-County, Kansas |
| Surname | Thomson |
| Given Name | John W. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 49 |
| Marital Status | Married |
| Birthplace | Kansas |
| 1935 Residence (City) | Irving city |
| 1935 Residence (County) | Marshall |
| Additional Details | |
| Occupation | Merchant Proprietor |
| Industry | Retail General Store |
| Class of Worker | OA |
| Hours Worked | 72 |
| Income (1939) | 156 |
| Highest Grade | C 4 |
| 1935 Residence | Same House |
| Birth State | Kansas |
| Birth Country | United States |
| Birthplace (normalized) | kansas |
| Occupation | Merchant Proprietor |
| Township / Ward | Irving City |
| Est. Birth Year | ~1891 |
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.
5 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to John | Age | Birth yr |
|---|---|---|---|---|
| Mildred Thomson | Daughter | — | 17 | ~1923 |
| Eva Thomson | Spouse | — | 47 | ~1893 |
| Jane Thomson | Daughter | — | 21 | ~1919 |
| John Thomson | Head | — | 49 | ~1891 |
| Frances Thomson | Daughter | — | 19 | ~1921 |
Census Appearances
1930
Marshall, Kansas
Head, age 39
Marshall, Kansas · implied b. ~1891 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Thomson |
| Given Name | John W. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 39 |
| Marital Status | Married |
| Birthplace | Kansas |
| Age at First Marriage | O |
| Father's Birthplace | New York |
| Mother's Birthplace | Michigan |
| Occupation | Merchant |
| Industry | General Store |
| Class of Worker | 9V91 |
| Can Read/Write | Yes |
| Home Owned/Rented | O |
| Home Value / Rent | 5000 |
| Radio Set | R |
| Veteran | No |
| Birth State | Kansas |
| Birth Country | United States |
| Birthplace (normalized) | kansas |
1940
Marshall-County, Kansas
Head, age 49
Marshall-County, Kansas · implied b. ~1891 — 5 household members
| Surname | Thomson |
| Given Name | John W. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 49 |
| Marital Status | Married |
| Birthplace | Kansas |
| 1935 Residence (City) | Irving city |
| 1935 Residence (County) | Marshall |
| Occupation | Merchant Proprietor |
| Industry | Retail General Store |
| Class of Worker | OA |
| Hours Worked | 72 |
| Income (1939) | 156 |
| Highest Grade | C 4 |
| 1935 Residence | Same House |
| Birth State | Kansas |
| Birth Country | United States |
| Birthplace (normalized) | kansas |
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 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
John Thomson
Head · 1940 · age 49 · b. ~1891 · Kansas
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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 — Marshall-County, Kansas
Open full size
1940 US Federal Census — Marshall-County, Kansas
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01245-00083)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Dorothy Johnston | 17 | daughter | — | Kansas |
| 42 | Ignatz Svoboda | 71 | Head | — | Czechoslovakia |
| 43 | Rudolph Svoboda | 38 | Son | Mechanical Engineer | Czechoslovakia |
| 44 | Pauline Thomson | 61 | Head | — | Kansas |
| 45 | John Thomson | 17 | Son | Clerk | Kansas |
| 46 | Clyde H. Wells | 36 | Head | Water Commissioner | Kansas |
| 47 | Golda V. Wells | 36 | Wife | — | Kansas |
| 48 | Gayle Y. Wells | 12 | daughter | — | Kansas |
| 49 | Clyde H. Jr Wells | 8 | Son | — | Kansas |
| 50 | Clarence Furley | 56 | Head | Blacksmith | Kansas |
| 51 | Hattie Furley | 50 | wife | — | Nebraska |
| 52 | Betty Furley | 18 | daughter | — | Kansas |
| 53 | John D. Holgerson | 34 | Head | Mechanical Engineer | Kansas |
| 54 | Catharine Holgerson | 27 | Wife | — | Kansas |
| 55 | Barbara J. Holgerson | 5 | daughter | — | Kansas |
| 56 | Joan L. Holgerson | 2 | daughter | — | Kansas |
| 57 | Harry Franks | 48 | Head | Tractor Operator | Kansas |
| 58 | Maxine Franks | 21 | daughter | Housework | Kansas |
| 59 | Thelma Franks | 19 | daughter | — | Kansas |
| 60 | Mealvine Franks | 17 | daughter | — | Kansas |
| 61 | Charles Franks | 14 | Son | — | Kansas |
| 62 | Donald Franks | 13 | Son | — | Kansas |
| 63 | Phyllis Franks | 4 | daughter | — | Kansas |
| 64 | Joan Franks | 2 | daughter | — | Kansas |
| 65 | Nancy J. Blodget | 86 | Head | — | Missouri |
| 66 | Eli Blodget | 52 | Son | — | Kansas |
| 67 | Albertine Webb | 80 | Head | — | Sweden |
| 68 | Walter S. Webb | 85 | Husband | — | Ohio |
| 69 | John W. Thomson THIS PERSON | 49 | Head | Merchant Proprietor | Kansas |
| 70 | Eva W. Thomson | 47 | wife | — | Kansas |
| 71 | Jane E Thomson | 21 | daughter | File Clerk | Kansas |
| 72 | Frances M. Thomson | 19 | daughter | — | Kansas |
| 73 | Mildred E Thomson | 17 | daughter | — | Kansas |
| 74 | John E Boyd | 63 | Head | Rural Carrier | Kansas |
| 75 | Madge F. Boyd | 61 | wife | — | Kansas |
| 76 | Elmer Chance | 61 | Head | Section Laborer | Kansas |
| 77 | Emla Chance | 69 | wife | — | Illinois |
| 78 | Mary Carlson | 70 | Head | — | Kansas |
| 79 | Omar Boyd | 61 | Head | Traveling Salesman | Kansas |
| 80 | Alice Boyd | 31 | wife | — | Kansas |
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)