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Thomas Ellis — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Delaware-County, Pennsylvania
Our Model Tree links this Thomas Ellis across the 1930 and 1940 US Censuses in Delaware-County, Pennsylvania (XGBoost, ~Confirmed) — first a son (b.~1920), then head of a 11-person household.
Age 20
b. ~1920
Male
Son
Born: Virginia
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Delaware-County, Pennsylvania |
| Surname | Ellis |
| Given Name | Thomas |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 20 |
| Marital Status | Single |
| Birthplace | Virginia |
| 1935 Residence (City) | Chester City |
| 1935 Residence (County) | DELAWARE |
| Additional Details | |
| Occupation | Laborer |
| Industry | Shipyard |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 1245 |
| Highest Grade | H 1 |
| 1935 Residence | Same place |
| Birth State | Virginia |
| Birth Country | United States |
| Birthplace (normalized) | virginia |
| Occupation | Laborer |
| Township / Ward | Chester City |
| Est. Birth Year | ~1920 |
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.
11 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Thomas | Age | Birth yr |
|---|---|---|---|---|
| William Ellis | Head | — | 49 | ~1891 |
| Clara Ellis | Spouse | — | 35 | ~1905 |
| Edward Bigger | Other | — | 32 | ~1908 |
| Anna Ellis | Daughter | — | 15 | ~1925 |
| Frizzel Ellis | Son | — | 10 | ~1930 |
| Mary Ellis | Daughter | — | 17 | ~1923 |
| James Ellis | Son | — | 13 | ~1927 |
| Geneva Ellis | Daughter | — | 16 | ~1924 |
| William Ellis | Son | — | 11 | ~1929 |
| Samuel Ellis | Son | — | 2 | ~1938 |
| Thomas Ellis | Son | — | 20 | ~1920 |
Census Appearances
1930
Delaware, Pennsylvania
Son, age 11
Delaware, Pennsylvania · implied b. ~1919 — 10 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Ellis |
| Given Name | Thomas |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | Black |
| Age | 11 |
| Marital Status | Single |
| Birthplace | Virginia |
| Father's Birthplace | Virginia |
| Mother's Birthplace | Virginia |
| Birth State | Virginia |
| Birth Country | United States |
| Birthplace (normalized) | virginia |
1940
Delaware-County, Pennsylvania
Son, age 20
Delaware-County, Pennsylvania · implied b. ~1920 — 11 household members
| Surname | Ellis |
| Given Name | Thomas |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 20 |
| Marital Status | Single |
| Birthplace | Virginia |
| 1935 Residence (City) | Chester City |
| 1935 Residence (County) | DELAWARE |
| Occupation | Laborer |
| Industry | Shipyard |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 1245 |
| Highest Grade | H 1 |
| 1935 Residence | Same place |
| Birth State | Virginia |
| Birth Country | United States |
| Birthplace (normalized) | virginia |
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 Thomas Ellis across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Thomas Ellis
Son · 1940 · age 20 · b. ~1920 · Pennsylvania
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Sibling
William Ellis
Sibling · 1940 · age 11
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Mary Ellis
Sibling · 1940 · age 17
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Geneva Ellis
Sibling · 1940 · age 16
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Samuel Ellis
Sibling · 1940 · age 2
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
James Ellis
Sibling · 1940 · age 13
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Anna Ellis
Sibling · 1940 · age 15
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Frizzel Ellis
Sibling · 1940 · age 10
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 — Delaware-County, Pennsylvania
Open full size
1940 US Federal Census — Delaware-County, Pennsylvania
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-03489-00114)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | William Ellis | 49 | Head | Laborer | Virginia |
| 42 | Clara Ellis | 35 | Wife | — | Virginia |
| 43 | Thomas Ellis THIS PERSON | 20 | Son | Laborer | Virginia |
| 44 | Geneva Ellis | 16 | Daughter | Housework | Virginia |
| 45 | Mary Ellis | 17 | Daughter | — | Virginia |
| 46 | Anna Bell Ellis | 15 | Daughter | — | Pennsylvania |
| 47 | James Ellis | 13 | Son | — | Pennsylvania |
| 48 | William Ellis | 11 | Son | — | Pennsylvania |
| 49 | Frizzel Ellis | 10 | Son | — | Pennsylvania |
| 50 | Samuel Ellis | 2 | Son | — | Pennsylvania |
| 51 | Edward Bigger | 32 | Nephew | Laborer | Virginia |
| 52 | Clarence Higgins | 42 | Head | Helper | Virginia |
| 53 | Glorise Page | 29 | Wife | Waitress | Virginia |
| 54 | Clarence Page | 6 | Son | — | Pennsylvania |
| 55 | Mabel Page | 24 | Sister | Housework | Virginia |
| 56 | Samuel Dale | 32 | Lodger | Laborer | Pennsylvania |
| 57 | Mary Shaw | 32 | Lodger | Presser | Maryland |
| 58 | William Garnett | 36 | Lodger | Laborer | Maryland |
| 59 | John Cage | 14 | Step-son | — | Pennsylvania |
| 60 | Walter Cage | 12 | Step-son | — | Pennsylvania |
| 61 | Allan Porter | 41 | Head | Laborer | Virginia |
| 62 | Claudie Porter | 37 | Wife | — | Virginia |
| 63 | Josephine Porter | 19 | Daughter | — | Virginia |
| 64 | Madeline Porter | 16 | Daughter | — | Virginia |
| 65 | Lawrence Porter | 15 | Son | — | Virginia |
| 66 | Dorothy Porter | 12 | Daughter | — | Virginia |
| 67 | Alice Mae Porter | 10 | Daughter | — | Virginia |
| 68 | Agnes Bailey | 22 | Head | — | Virginia |
| 69 | Frances Hussey | 33 | Mother | — | Virginia |
| 70 | Carl Hussey | 14 | Son | Laborer | Virginia |
| 71 | Cecilia Hussey | 5 | Daughter | — | Pennsylvania |
| 72 | Lawrence Bailey | 4 | Son | — | Pennsylvania |
| 73 | Barney Lang | 33 | Head | Laborer | Virginia |
| 74 | Ressie Lang | 29 | Wife | Housework | Maryland |
| 75 | Edith Lang | 10 | Daughter | — | Pennsylvania |
| 76 | George Arrum | 34 | Lodger | Laborer | Maryland |
| 77 | Willie Webb | 33 | Lodger | Laborer | Georgia |
| 78 | Marie Webb | 27 | Lodger | Housework | Maryland |
| 79 | Leroy Wallace | 36 | Head | Laborer | S. Carolina |
| 80 | Maggie Wallace | 24 | Wife | — | S. Carolina |
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)