HT
Herbert Thomas — 1940 US Census Record
Model Tree available1940 United States Federal Census · Douglas-County, Minnesota
Our Model Tree links this Herbert Thomas across the 1920, 1930 and 1940 US Censuses in Douglas-County, Minnesota (XGBoost, ~Confirmed), with identified parents Ignatz & Jacob — first a son (b.~1917), then head of a 4-person household.
Age 23
b. ~1917
Male
Son
Born: Minnesota
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Douglas-County, Minnesota |
| Surname | Thomas |
| Given Name | Herbert J. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 23 |
| Marital Status | Single |
| Birthplace | Minnesota |
| 1935 Residence (City) | Millerville Township |
| 1935 Residence (County) | Douglas |
| Additional Details | |
| Occupation | farm work |
| Class of Worker | PW |
| Hours Worked | 60 |
| Income (1939) | 266 |
| Highest Grade | No 8 |
| 1935 Residence | Same house |
| Birth State | Minnesota |
| Birth Country | United States |
| Birthplace (normalized) | minnesota |
| Occupation | Farm Work |
| Township / Ward | Millerville Township |
| Est. Birth Year | ~1917 |
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 Herbert | Age | Birth yr |
|---|---|---|---|---|
| Herbert Thomas | Son | — | 23 | ~1917 |
| Paulina Thomas | Spouse | — | 58 | ~1882 |
| Jacob Thomas | Head | — | 61 | ~1879 |
| George Thomas | Son | — | 30 | ~1910 |
Census Appearances
1920
Douglas, Minnesota
Son, age 2
Douglas, Minnesota · implied b. ~1918 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Thomas |
| Given Name | Herbert |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 2 |
| Marital Status | Single |
| Birthplace | Minnesota |
| Naturalization Status | Naturalized |
| Father's Birthplace | Germany |
| Mother's Birthplace | Germany |
| Occupation | none |
| Birth State | Minnesota |
| Birth Country | United States |
| Birthplace (normalized) | minnesota |
1930
Douglas, Minnesota
Son, age 13
Douglas, Minnesota · implied b. ~1917 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Thomas |
| Given Name | Herbert J |
| Relationship to Head | son |
| Sex | M |
| Color / Race | White |
| Age | 13 |
| Marital Status | Single |
| Birthplace | Minnesota |
| Father's Birthplace | Germany |
| Mother's Birthplace | Minnesota |
| Occupation | none |
| Can Read/Write | Yes |
| Birth State | Minnesota |
| Birth Country | United States |
| Birthplace (normalized) | minnesota |
1940
Douglas-County, Minnesota
Son, age 23
Douglas-County, Minnesota · implied b. ~1917 — 4 household members
| Surname | Thomas |
| Given Name | Herbert J. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 23 |
| Marital Status | Single |
| Birthplace | Minnesota |
| 1935 Residence (City) | Millerville Township |
| 1935 Residence (County) | Douglas |
| Occupation | farm work |
| Class of Worker | PW |
| Hours Worked | 60 |
| Income (1939) | 266 |
| Highest Grade | No 8 |
| 1935 Residence | Same house |
| 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 Herbert Thomas across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Ignatz Thomas (~0.92 confidence) and father Jacob Thomas (~0.92 confidence) and mother Paulina Thomas (~0.92 confidence) and mother Pauline Thomas (~0.92 confidence). The pedigree spans 1 generation with 4 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Ignatz Thomas
b. ~1879
Source father
● Household
· direct · ~0.92
Father
Jacob Thomas
b. ~1879
Source father
● Household
· direct · ~0.92
Mother
Paulina Thomas
b. ~1882
Source mother
● Household
· direct · ~0.92
Mother
Pauline Thomas
b. ~1883
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Herbert Thomas
Son · 1940 · age 23 · b. ~1917 · Minnesota
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Sibling
George Thomas
Sibling · 1940 · age 30
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 — Douglas-County, Minnesota
Open full size
1940 US Federal Census — Douglas-County, Minnesota
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01919-00822)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Stanley Stich | 57 | Head | Farming | Germany |
| 2 | Englebert Kluber | 44 | Head | Farming | Minnesota |
| 3 | Elyda Kluber | 38 | Wife | Housework | Minnesota |
| 4 | Anton J. Roers | 36 | Head | Trucker | Minnesota |
| 5 | Christine M. Roers | 30 | Wife | Housework | Minnesota |
| 6 | Norbert A. Roers | 9 | Son | — | Minnesota |
| 7 | Werner B. Roers | 7 | Son | — | Minnesota |
| 8 | Rita M. Roers | 4 | Daughter | — | Minnesota |
| 9 | Norma J. Roers | 2 | Daughter | — | Minnesota |
| 10 | Felix Krall | 71 | Head | Farming | Germany |
| 11 | Martha Krall | 61 | Wife | Housework | Germany |
| 12 | Martin G. Krall | 25 | Son | Laborer | Minnesota |
| 13 | Robert J. Krall | 13 | Son | — | Minnesota |
| 14 | Jacob Thomas | 61 | Head | Farming | Germany |
| 15 | Paulina Thomas | 58 | Wife | Housework | Minnesota |
| 16 | George M. Thomas | 30 | Son | Farming | Minnesota |
| 17 | Herbert J. Thomas THIS PERSON | 23 | Son | Farm Work | Minnesota |
| 18 | Joe Roers | 55 | Head | Farming | Minnesota |
| 19 | Mathilda Roers | 56 | Wife | Housework | Minnesota |
| 20 | Karl H. Roers | 23 | Son | Farming | Minnesota |
| 21 | Florian M. Roers | 20 | Son | — | Minnesota |
| 22 | Roman H. Roers | 18 | Son | — | Minnesota |
| 23 | Nick J. Roers | 36 | Head | Farm Work | Minnesota |
| 24 | Anna B. Roers | 31 | Wife | Housework | Minnesota |
| 25 | Conrad Kuehn | 43 | Head | Farming | Minnesota |
| 26 | Bernice A. Kuehn | 6 | Daughter | — | Minnesota |
| 27 | Gerald J. Kuehn | 4 | Son | — | Minnesota |
| 28 | Margaret Kuehn | 21 | Wife | Housework | Minnesota |
| 29 | Nick V. Otto | 25 | Head | Farming | Minnesota |
| 30 | Francis B. Otto | 21 | Wife | Housework | Minnesota |
| 31 | Walter J. Otto | 2 | Son | — | Minnesota |
| 32 | Richard E. Otto | 1 | Son | — | Minnesota |
| 33 | Nick Klemik | 46 | Head | Farming | Minnesota |
| 34 | Martha E. Klemik | 49 | Wife | Housework | Minnesota |
| 35 | Ester G. Politeske | 20 | Daughter | House Work | Minnesota |
| 36 | Evelyn A. Politeske | 19 | Daughter | House Work | Minnesota |
| 37 | Bernard Klemik | 10 | Son | — | Minnesota |
| 38 | Jos Markling | 66 | Head | Farming | Minnesota |
| 39 | Agnes Markling | 42 | Daughter | Housework | Minnesota |
| 40 | Edward J. Klemik | 27 | Head | Farming | Minnesota |
Related Census Records
Pedigree Summary
Herbert + 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)