PT
Pearl Thomas — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Delaware-County, Pennsylvania
Our Model Tree links this Pearl Thomas across the 1930 and 1940 US Censuses in Delaware-County, Pennsylvania (XGBoost, ~Confirmed) — first a spouse (b.~1891), then head of a 10-person household.
Age 49
b. ~1891
Female
Spouse
Born: Maryland
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Delaware-County, Pennsylvania |
| Surname | Thomas |
| Given Name | Pearl |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 49 |
| Marital Status | Married |
| Birthplace | Maryland |
| 1935 Residence (City) | Newtown Twp. |
| 1935 Residence (County) | Delaware |
| Additional Details | |
| Highest Grade | No 5 |
| 1935 Residence | Same place |
| Birth State | Maryland |
| Birth Country | United States |
| Birthplace (normalized) | maryland |
| Township / Ward | Newtown Twp |
| Est. Birth Year | ~1891 |
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.
10 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Pearl | Age | Birth yr |
|---|---|---|---|---|
| Pearl Thomas | Spouse | — | 49 | ~1891 |
| Richard Thomas | Son | — | 11 | ~1929 |
| William Thomas | Head | — | 57 | ~1883 |
| Charles Thomas | Son | — | 29 | ~1911 |
| Dorothy Thomas | Daughter | — | 24 | ~1916 |
| Joseph Thomas | Son | — | 13 | ~1927 |
| Vivian Thomas | Daughter | — | 19 | ~1921 |
| Grace Thomas | Daughter | — | 18 | ~1922 |
| Audrey Thomas | Daughter | — | 16 | ~1924 |
| Ella Thomas | Daughter | — | 21 | ~1919 |
Census Appearances
1930
Delaware, Pennsylvania
Other, age 39
Delaware, Pennsylvania · implied b. ~1891 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Thomas |
| Given Name | Pearl L. |
| Relationship to Head | Wife-H |
| Sex | F |
| Color / Race | White |
| Age | 39 |
| Marital Status | Married |
| Birthplace | Maryland |
| Age at First Marriage | 16 |
| Father's Birthplace | Maryland |
| Mother's Birthplace | Maryland |
| Occupation | none |
| Can Read/Write | Yes |
| Birth State | Maryland |
| Birth Country | United States |
| Birthplace (normalized) | maryland |
1940
Delaware-County, Pennsylvania
Spouse, age 49
Delaware-County, Pennsylvania · implied b. ~1891 — 10 household members
| Surname | Thomas |
| Given Name | Pearl |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 49 |
| Marital Status | Married |
| Birthplace | Maryland |
| 1935 Residence (City) | Newtown Twp. |
| 1935 Residence (County) | Delaware |
| Highest Grade | No 5 |
| 1935 Residence | Same place |
| Birth State | Maryland |
| Birth Country | United States |
| Birthplace (normalized) | maryland |
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 Pearl Thomas across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Pearl Thomas
Spouse · 1940 · age 49 · b. ~1891 · Pennsylvania
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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 — 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-t0627-03494-00330)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Edward Finn | 68 | Lodger | Laborer | Penna |
| 42 | Finn | 68 | Lodger | Laborer | Penna |
| 43 | William Thomas | 57 | Head | Farmer | Maryland |
| 44 | Pearl Thomas THIS PERSON | 49 | Wife | — | Maryland |
| 45 | Charles Thomas | 29 | Son | Operator | Maryland |
| 46 | Dorothy Thomas | 24 | Daughter | Examiner | Penna |
| 47 | Ella Thomas | 21 | Daughter | Examiner | Penna |
| 48 | Vivian Thomas | 19 | Daughter | Examiner | Penna |
| 49 | Grace Thomas | 18 | Daughter | — | Penna |
| 50 | Audrey Thomas | 16 | Daughter | — | Penna |
| 51 | Joseph Thomas | 13 | Son | — | Penna |
| 52 | Richard Thomas | 11 | Son | — | Penna |
| 53 | Carl Wierking | 69 | Head | Florist | Germany |
| 54 | Margaret Wierking | 62 | Wife | — | Penna |
| 55 | Henry Wierking | 38 | Son | Attendant | Penna |
| 56 | Jr Carl Wierking | 36 | Son | Laborer | Penna |
| 57 | Mary Wierking | 34 | Daughter | Saleslady | Penna |
| 58 | Robert H Scroggins | 64 | Head | Contractor | Virginia |
| 59 | Minerva A Scroggins | 62 | Wife | — | Virginia |
| 60 | Malin Hynes | 31 | Head | Carpenter | New Jersey |
| 61 | Florence Hynes | 61 | Mother | — | New Jersey |
| 62 | Beatrice Macmahon | 26 | Lodger | Waitress | Penna |
| 63 | William Nicholl | 44 | Head | Officer | Penna |
| 64 | Dorothy E Nicholl | 38 | Wife | — | Penna |
| 65 | Sarah Nicholl | 4 | Daughter | — | Penna |
| 66 | Daniel Nicholl | 37 | Sister | — | Penna |
| 67 | Thomas Sherrard | 57 | Head | — | Penna |
| 68 | Amy Sherrard | 56 | Wife | — | Penna |
| 69 | Margaret Sherrard | 24 | Daughter | Operator | Penna |
| 70 | J Harry Campbell | 65 | Head | Trainman | Penna |
| 71 | Ethel Campbell | 53 | Wife | — | Penna |
| 72 | Blanche Campbell | 23 | Daughter | — | Penna |
| 73 | Elizabeth Campbell | 21 | Daughter | Typist | Penna |
| 74 | Eva M Lilley | 57 | Head | — | Penna |
| 75 | Paul E Lilley | 31 | Son | Laborer | Penna |
| 76 | Eleanora Lilley | 27 | Daughter | Operator | Penna |
| 77 | Arthur Fuller | 40 | Head | Salesman | Penna |
| 78 | Helen Fuller | 32 | Wife | — | Maryland |
| 79 | Ralph Robinson | 35 | Head | Dispatcher | Penna |
| 80 | Florence Robinson | 35 | Wife | Clerk | Penna |
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)