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Ellen Thomas — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Waukesha-County, Wisconsin
Our Model Tree links this Ellen Thomas across the 1930 and 1940 US Censuses in Waukesha-County, Wisconsin (XGBoost, ~Confirmed) — first a spouse (b.~1888), then head of a 5-person household.
Age 52
b. ~1888
Female
Spouse
Born: Iowa
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Waukesha-County, Wisconsin |
| Surname | Thomas |
| Given Name | Ellen I. |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 52 |
| Marital Status | Married |
| Birthplace | Iowa |
| 1935 Residence (City) | Delafield |
| 1935 Residence (County) | Waukesha |
| Additional Details | |
| Highest Grade | No 3 |
| 1935 Residence | Same house |
| Birth State | Iowa |
| Birth Country | United States |
| Birthplace (normalized) | iowa |
| Township / Ward | Delafield |
| Est. Birth Year | ~1888 |
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 Ellen | Age | Birth yr |
|---|---|---|---|---|
| Mabelle Thomas | Daughter | — | 21 | ~1919 |
| Lloyd Thomas | Son | — | 22 | ~1918 |
| Helen Thomas | Daughter | — | 12 | ~1928 |
| Edward Thomas | Head | — | 54 | ~1886 |
| Ellen Thomas | Spouse | — | 52 | ~1888 |
Census Appearances
1930
Waukesha, Wisconsin
Spouse, age 42
Waukesha, Wisconsin · implied b. ~1888 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Thomas |
| Given Name | Ellen |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 42 |
| Marital Status | Married |
| Birthplace | Iowa |
| Age at First Marriage | 27 |
| Father's Birthplace | Iowa |
| Mother's Birthplace | England |
| Can Read/Write | Yes |
| Birth State | Iowa |
| Birth Country | United States |
| Birthplace (normalized) | iowa |
1940
Waukesha-County, Wisconsin
Spouse, age 52
Waukesha-County, Wisconsin · implied b. ~1888 — 5 household members
| Surname | Thomas |
| Given Name | Ellen I. |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 52 |
| Marital Status | Married |
| Birthplace | Iowa |
| 1935 Residence (City) | Delafield |
| 1935 Residence (County) | Waukesha |
| Highest Grade | No 3 |
| 1935 Residence | Same house |
| Birth State | Iowa |
| Birth Country | United States |
| Birthplace (normalized) | iowa |
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 Ellen Thomas across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Ellen Thomas
Spouse · 1940 · age 52 · b. ~1888 · Wisconsin
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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 — Waukesha-County, Wisconsin
Open full size
1940 US Federal Census — Waukesha-County, Wisconsin
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-04533-00222)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Marjorie Cather | 10 | Daughter | — | Wisconsin |
| 2 | Michael Gabrysiak | 31 | Head | Coremaker | Wisconsin |
| 3 | Katherine Gabrysiak | 27 | Wife | Checking | Wisconsin |
| 4 | M. C. Nichols | 25 | Head | Machinist | Michigan |
| 5 | Verna R. Nichols | 26 | Wife | — | Wisconsin |
| 6 | Dean G. Darrow | 23 | Brother-in-law | Labour | Wisconsin |
| 7 | Bert Joustra | 48 | Head | Janitor | Michigan |
| 8 | Fern L. Joustra | 38 | Wife | Housecleaning | Wisconsin |
| 9 | Glenn C. Joustra | 16 | Son | — | Wisconsin |
| 10 | John H. Joustra | 14 | Son | — | Wisconsin |
| 11 | William B. Brandt | 23 | Son-in-law | Chipper | Wisconsin |
| 12 | Mildred A. Brandt | 17 | Daughter | Laundress | Wisconsin |
| 13 | Charles F. Dibbert | 69 | Head | — | Wisconsin |
| 14 | Alvina Dibbert | 67 | Wife | — | Wisconsin |
| 15 | Charles J. Dibbert | 45 | Head | Mechanic | Wisconsin |
| 16 | Lillian M. Dibbert | 46 | Wife | — | Wisconsin |
| 17 | Edith A. Dibbert | 20 | Daughter | Secretary | Wisconsin |
| 18 | Roland C. Dibbert | 7 | Son | — | Wisconsin |
| 19 | Theodore Kravenger | 61 | Head | Glove Cutter | Wisconsin |
| 20 | Myrtle L. Kravenger | 62 | Wife | — | Wisconsin |
| 21 | Mildred M. Kravenger | 38 | Daughter | Bookkeeper | Wisconsin |
| 22 | Evelyn J. Kravenger | 31 | Daughter | — | Wisconsin |
| 23 | Doris L. Kravenger | 21 | Daughter | Office Helper | Wisconsin |
| 24 | Laura Lidicker | 57 | Head | Operator | Wisconsin |
| 25 | Edward J. Thomas | 54 | Head | Barber | Wisconsin |
| 26 | Ellen I. Thomas THIS PERSON | 52 | Wife | — | Iowa |
| 27 | Lloyd E. Thomas | 22 | Son | Wire Installer | Iowa |
| 28 | Mabelle Thomas | 21 | Daughter | Maid | Iowa |
| 29 | Helen E. Thomas | 12 | Daughter | — | Wisconsin |
| 30 | Emma J. Griffin | 86 | Head | — | Ohio |
| 31 | John L. Danforth | 39 | Head | Diesel Mechanic | Wisconsin |
| 32 | Nancy R. Danforth | 36 | Wife | — | Canada |
| 33 | John L. Danforth | 15 | Son | — | Wisconsin |
| 34 | Hugh R. Danforth | 6 | Son | — | Wisconsin |
| 35 | Arthur B. Danforth | 4 | Son | — | Wisconsin |
| 36 | Allen B. Danforth | 1 | Son | — | Wisconsin |
| 37 | Vivian R. Danforth | 23 | Sister | Presser | Wisconsin |
| 38 | John Staub | 54 | Head | Sales Agent | Wisconsin |
| 39 | Elsie H. Staub | 50 | Wife | — | South Dakota |
| 40 | Helen J. Staub | 29 | Daughter | Bookkeeper | 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)