ET
Eva Thomas — 1940 US Census Record
Model Tree available1940 United States Federal Census · Lancaster-County, Nebraska
Our Model Tree links this Eva Thomas across the 1920, 1930 and 1940 US Censuses in Lancaster-County, Nebraska (XGBoost, ~Confirmed), with identified parents Walter & Mabel — first a daughter (b.~1914), then head of a 4-person household.
Age 26
b. ~1914
Female
Daughter
Born: Nebraska
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Lancaster-County, Nebraska |
| Surname | Thomas |
| Given Name | Eva Mae |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 26 |
| Marital Status | Single |
| Birthplace | Nebraska |
| 1935 Residence (City) | Lincoln City |
| 1935 Residence (County) | Lancaster |
| Additional Details | |
| Occupation | Office Assistant |
| Industry | Dentist Office |
| Class of Worker | PW |
| Hours Worked | 44 |
| Income (1939) | 400 |
| Highest Grade | Hs 4 |
| 1935 Residence | Same house |
| Birth State | Nebraska |
| Birth Country | United States |
| Birthplace (normalized) | nebraska |
| Occupation | Office Assistant |
| Township / Ward | Lincoln City |
| Est. Birth Year | ~1914 |
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 Eva | Age | Birth yr |
|---|---|---|---|---|
| Lucille Thomas | Daughter | — | 20 | ~1920 |
| Eva Thomas | Daughter | — | 26 | ~1914 |
| Mabel Thomas | Spouse | — | 49 | ~1891 |
| Walter Thomas | Head | — | 50 | ~1890 |
Census Appearances
1920
Lancaster, Nebraska
Daughter, age 5
Lancaster, Nebraska · implied b. ~1915 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Thomas |
| Given Name | Eva N |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 5 |
| Marital Status | Single |
| Birthplace | Nebraska |
| Father's Birthplace | Nebraska |
| Mother's Birthplace | Nebraska |
| Birth State | Nebraska |
| Birth Country | United States |
| Birthplace (normalized) | nebraska |
1930
Lancaster, Nebraska
Daughter, age 15
Lancaster, Nebraska · implied b. ~1915 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Thomas |
| Given Name | Eva |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 15 |
| Marital Status | Single |
| Birthplace | Nebraska |
| Father's Birthplace | Nebraska |
| Mother's Birthplace | Nebraska |
| Occupation | none |
| Can Read/Write | Yes |
| Birth State | Nebraska |
| Birth Country | United States |
| Birthplace (normalized) | nebraska |
1940
Lancaster-County, Nebraska
Daughter, age 26
Lancaster-County, Nebraska · implied b. ~1914 — 4 household members
| Surname | Thomas |
| Given Name | Eva Mae |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 26 |
| Marital Status | Single |
| Birthplace | Nebraska |
| 1935 Residence (City) | Lincoln City |
| 1935 Residence (County) | Lancaster |
| Occupation | Office Assistant |
| Industry | Dentist Office |
| Class of Worker | PW |
| Hours Worked | 44 |
| Income (1939) | 400 |
| Highest Grade | Hs 4 |
| 1935 Residence | Same house |
| Birth State | Nebraska |
| Birth Country | United States |
| Birthplace (normalized) | nebraska |
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 Eva Thomas across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Walter Thomas (~0.92 confidence) and mother Mabel Thomas (~0.92 confidence). The pedigree spans 1 generation with 2 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Walter Thomas
b. ~1890
Source father
● Household
· direct · ~0.92
Mother
Mabel Thomas
b. ~1891
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Eva Thomas
Daughter · 1940 · age 26 · b. ~1914 · Nebraska
★ You are viewing this record
Sibling
Lucille Thomas
Sibling · 1940 · age 20
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 — Lancaster-County, Nebraska
Open full size
1940 US Federal Census — Lancaster-County, Nebraska
Page Contents
39 people indexed on this census page (nara:1940:m-t0627-02254-00924)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Freda Kreuger | 25 | Maid | Maid | Nebraska |
| 43 | Floyd R. Jones | 39 | Head | Conductor | Nebraska |
| 44 | Nadine Jones | 30 | Wife | — | Illinois |
| 45 | Lawrence R. Jones | 5 | Son | — | Missouri |
| 46 | Allene B. Jones | 2 | Daughter | — | Wyoming |
| 47 | Clark Geary | 48 | Head | Attorney | Nebraska |
| 48 | Mary M. Geary | 47 | Wife | — | Nebraska |
| 49 | Barbara Geary | 22 | Daughter | Office Assistant | Nebraska |
| 50 | Ted Geary | 9 | Son | — | Nebraska |
| 51 | Letha Althous | 31 | Maid | Maid | Nebraska |
| 52 | John V. Cortelyou | 65 | Head | — | New Jersey |
| 53 | Jane R. Cortelyou | 62 | Wife | — | Illinois |
| 54 | Walter H. Thomas | 50 | Head | Dentist | Nebraska |
| 55 | Mabel L. Thomas | 49 | Wife | — | Nebraska |
| 56 | Eva Mae Thomas THIS PERSON | 26 | Daughter | Office Assistant | Nebraska |
| 57 | Lucille E. Thomas | 20 | Daughter | — | Nebraska |
| 58 | Ella C. Berkman | 61 | Head | — | Illinois |
| 59 | Rachel S. Berkman | 38 | Daughter | Salesman | Nebraska |
| 60 | Walter F. Wilson | 49 | Head | Architect | Nebraska |
| 61 | Katherine J. Wilson | 46 | Wife | — | Iowa |
| 62 | Joann Wilson | 12 | Daughter | — | Nebraska |
| 63 | Emma J. Holyoake | 65 | Mother in law | — | Iowa |
| 64 | Anna Fraas | 26 | Maid | Maid | Kansas |
| 65 | Frank E. Henzlik | 47 | Head | Teacher | Montana |
| 66 | Pearl M. Henzlik | 43 | Wife | — | Missouri |
| 67 | Ruth L. Boydston | 36 | Sister in law | — | Missouri |
| 68 | Clarence H. Bickel | 54 | Head | Manager | Kansas |
| 69 | Mabel O. Bickel | 52 | Wife | — | Nebraska |
| 70 | William H. Nelson | 74 | Head | — | Wisconsin |
| 71 | Lilla E. Nelson | 71 | Wife | — | Iowa |
| 72 | John K. Selleck | 50 | Head | Athletic Business Manager | Nebraska |
| 73 | Arlene H. Selleck | 44 | Wife | — | Minnesota |
| 74 | Joan Selleck | 9 | Daughter | — | Nebraska |
| 75 | Mary Hullhorst | 69 | Head | — | Canada |
| 76 | Grace Hullhorst | 67 | Sister | — | Canada |
| 77 | Josephine H. King | 87 | Lodger | — | Wisconsin |
| 78 | William L. Debaufre | 57 | Head | Engineering Teacher | Maryland |
| 79 | Elizabeth Debaufre | 57 | Wife | — | Pennsylvania |
| 80 | Ruth M. Debaufre | 12 | Daughter | — | Pennsylvania |
Related Census Records
Pedigree Summary
Eva + 1 sibling
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)