GT
Gertrude Thomas — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Elkhart-County, Indiana
Our Model Tree links this Gertrude Thomas across the 1920, 1930 and 1940 US Censuses in Elkhart-County, Indiana (XGBoost, ~Confirmed) — first a spouse (b.~1897), then head of a 4-person household.
Age 43
b. ~1897
Female
Spouse
Born: Indiana
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Elkhart-County, Indiana |
| Surname | Thomas |
| Given Name | Gertrude |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 43 |
| Marital Status | Married |
| Birthplace | Indiana |
| 1935 Residence (City) | Elkhart City |
| 1935 Residence (County) | Elkhart |
| Additional Details | |
| Highest Grade | Hs 4 |
| 1935 Residence | Same place |
| Birth State | Indiana |
| Birth Country | United States |
| Birthplace (normalized) | indiana |
| Township / Ward | Elkhart City |
| Est. Birth Year | ~1897 |
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 Gertrude | Age | Birth yr |
|---|---|---|---|---|
| Betty Thomas | Daughter | — | 23 | ~1917 |
| Gertrude Thomas | Spouse | — | 43 | ~1897 |
| Paul Thomas | Son | — | 17 | ~1923 |
| Paul Thomas | Head | — | 44 | ~1896 |
Census Appearances
1920
Elkhart, Indiana
Spouse, age 25
Elkhart, Indiana · implied b. ~1895 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Thomas |
| Given Name | Gertrude |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 25 |
| Marital Status | Married |
| Birthplace | Indiana |
| Father's Birthplace | Indiana |
| Mother's Birthplace | Indiana |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Indiana |
| Birth Country | United States |
| Birthplace (normalized) | indiana |
1930
Elkhart, Indiana
Spouse, age 34
Elkhart, Indiana · implied b. ~1896 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Thomas |
| Given Name | Gertrude |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 34 |
| Marital Status | Married |
| Birthplace | Indiana |
| Age at First Marriage | 23 |
| Father's Birthplace | Indiana |
| Mother's Birthplace | Indiana |
| Occupation | none |
| Can Read/Write | Yes |
| Birth State | Indiana |
| Birth Country | United States |
| Birthplace (normalized) | indiana |
1940
Elkhart-County, Indiana
Spouse, age 43
Elkhart-County, Indiana · implied b. ~1897 — 4 household members
| Surname | Thomas |
| Given Name | Gertrude |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 43 |
| Marital Status | Married |
| Birthplace | Indiana |
| 1935 Residence (City) | Elkhart City |
| 1935 Residence (County) | Elkhart |
| Highest Grade | Hs 4 |
| 1935 Residence | Same place |
| Birth State | Indiana |
| Birth Country | United States |
| Birthplace (normalized) | indiana |
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 Gertrude Thomas across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Gertrude Thomas
Spouse · 1940 · age 43 · b. ~1897 · Indiana
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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 — Elkhart-County, Indiana
Open full size
1940 US Federal Census — Elkhart-County, Indiana
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01040-00319)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Thurston Horn | 25 | Head | Dental Technician | Indiana |
| 42 | June O. Horn | 24 | Wife | Assembler | Indiana |
| 43 | Thomas Woods | 27 | Head | Manager | Missouri |
| 44 | Eleanor Woods | 23 | Wife | — | Illinois |
| 45 | James Wills | 30 | Head | Dealer | Indiana |
| 46 | Helen Wills | 29 | Wife | — | Indiana |
| 47 | Clara O. Gross | 26 | Head | Secretary | Colorado |
| 48 | Florence Fletcher | 32 | Lodger | Secretary | Kansas |
| 49 | John Mitchell | 20 | Head | Assembler | Indiana |
| 50 | Joanne Mitchell | 20 | Wife | — | Indiana |
| 51 | John R. Mitchell | 0 | Son | — | Indiana |
| 52 | Jesse Murray | 54 | Head | Carpenter | Indiana |
| 53 | Helen Murray | 51 | Wife | — | Pennsylvania |
| 54 | Missing Murray | None | — | — | — |
| 55 | Ray L. Wilmarch | 31 | Head | Salesman | Florida |
| 56 | Velma Jean Wilmarch | 23 | Wife | — | Indiana |
| 57 | Tanya Jean Wilmarch | 0 | Daughter | — | Indiana |
| 58 | Leora Apt | 46 | Head | — | Indiana |
| 59 | Emma Warner | 68 | Mother | — | Indiana |
| 60 | Clyde Warner | 42 | Brother | — | Indiana |
| 61 | Henry W. Prough | 43 | Head | Machinist | Indiana |
| 62 | Hilda V. Prough | 48 | Wife | Sales Lady | Minnesota |
| 63 | Marie E. Walters | 26 | Lodger | Stenographer | Indiana |
| 64 | Charles L. Huggins | 28 | Head | Machinist | Indiana |
| 65 | Grace E. Huggins | 28 | Wife | — | Indiana |
| 66 | Marlene Huggins | 8 | Daughter | — | Indiana |
| 67 | Diane Huggins | 5 | Daughter | — | Indiana |
| 68 | Edwin Watson | 45 | Head | Cost Accountant | Michigan |
| 69 | Marjorie Watson | 44 | Wife | — | Indiana |
| 70 | Joanne Watson | 19 | Daughter | — | Indiana |
| 71 | Mary Salisbury | 50 | Sister-in-law | — | Indiana |
| 72 | Frank W. Adams | 66 | Head | President General Manager | New York |
| 73 | Carrie M. Adams | 57 | Wife | — | Indiana |
| 74 | Grace Bixler | 35 | Maid | Maid | Indiana |
| 75 | Paul Thomas | 44 | Head | Proprietor And Owner | Indiana |
| 76 | Gertrude Thomas THIS PERSON | 43 | Wife | — | Indiana |
| 77 | Betty Thomas | 23 | Daughter | Stenographer | Indiana |
| 78 | Paul Jr. Thomas | 17 | Son | — | Indiana |
| 79 | George P. Mac Dougall | 32 | Head | Traveling Salesman | Indiana |
| 80 | Ruth Mac Dougall | 33 | Wife | — | Indiana |
Related Census Records
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)