AT
Ada Thomas — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Luzerne-County, Pennsylvania
Our Model Tree links this Ada Thomas across the 1930 and 1940 US Censuses in Luzerne-County, Pennsylvania (XGBoost, ~Confirmed) — first a daughter (b.~1927), then head of a 9-person household.
Age 13
b. ~1927
Female
Daughter
Born: Pennsylvania
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Luzerne-County, Pennsylvania |
| Surname | Thomas |
| Given Name | Ada |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 13 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| 1935 Residence (City) | Wilkes-Barre City |
| 1935 Residence (County) | Luzerne |
| Additional Details | |
| Highest Grade | No 5 |
| 1935 Residence | Same Place |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
| Township / Ward | Wilkesbarre City |
| Est. Birth Year | ~1927 |
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.
9 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Ada | Age | Birth yr |
|---|---|---|---|---|
| Henry Thomas | Son | — | 16 | ~1924 |
| Samuel Eveland | Other | — | 68 | ~1872 |
| Betty Thomas | Daughter | — | 8 | ~1932 |
| Doris Thomas | Daughter | — | 14 | ~1926 |
| Auddy Thomas | Daughter | — | 3 | ~1937 |
| Ruth Thomas | Spouse | — | 42 | ~1898 |
| Douglas Thomas | Son | — | 19 | ~1921 |
| Harry Thomas | Head | — | 41 | ~1899 |
| Ada Thomas | Daughter | — | 13 | ~1927 |
Census Appearances
1930
Luzerne, Pennsylvania
Daughter, age 2
Luzerne, Pennsylvania · implied b. ~1928 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Thomas |
| Given Name | Ada |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 2 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Pennsylvania |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
1940
Luzerne-County, Pennsylvania
Daughter, age 13
Luzerne-County, Pennsylvania · implied b. ~1927 — 9 household members
| Surname | Thomas |
| Given Name | Ada |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 13 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| 1935 Residence (City) | Wilkes-Barre City |
| 1935 Residence (County) | Luzerne |
| Highest Grade | No 5 |
| 1935 Residence | Same Place |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
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 Ada Thomas across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Ada Thomas
Daughter · 1940 · age 13 · b. ~1927 · Pennsylvania
★ You are viewing this record
Sibling
Doris Thomas
Sibling · 1940 · age 14
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Douglas Thomas
Sibling · 1940 · age 19
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Auddy Thomas
Sibling · 1940 · age 3
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Betty Thomas
Sibling · 1940 · age 8
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Henry Thomas
Sibling · 1940 · age 16
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 — Luzerne-County, Pennsylvania
Open full size
1940 US Federal Census — Luzerne-County, Pennsylvania
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-03562-00117)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Walter Otlowski | 8 | Son | — | Pennsylvania |
| 42 | Frank Otlowski | 6 | Son | — | Pennsylvania |
| 43 | Stella Otlowski | 1 | Son | — | Pennsylvania |
| 44 | Harry Thomas | 41 | Head | Company Head | Pennsylvania |
| 45 | Ruth Thomas | 42 | Wife | — | Pennsylvania |
| 46 | Douglas Thomas | 19 | Son | Door-Man | Pennsylvania |
| 47 | Henry Thomas | 16 | Son | — | Pennsylvania |
| 48 | Doris Thomas | 14 | Daughter | — | Pennsylvania |
| 49 | Ada Thomas THIS PERSON | 13 | Daughter | — | Pennsylvania |
| 50 | Betty Thomas | 8 | Daughter | — | Pennsylvania |
| 51 | Auddy Thomas | 3 | Daughter | — | Pennsylvania |
| 52 | Samuel Eveland | 68 | Father | — | Pennsylvania |
| 53 | James Yelland | 53 | Head | Teamster | Pennsylvania |
| 54 | Verna Yelland | 48 | Wife | — | Pennsylvania |
| 55 | James Yelland | 24 | Son | Labour | Pennsylvania |
| 56 | Edward Yelland | 16 | Son | — | Pennsylvania |
| 57 | Herbert Yelland | 12 | Son | — | Pennsylvania |
| 58 | Russell Yelland | 9 | Son | — | Pennsylvania |
| 59 | Helen Yelland | 8 | Daughter | — | Pennsylvania |
| 60 | Frank Roth | 52 | Head | Watchman | Pennsylvania |
| 61 | Mae Roth | 35 | Wife | — | Pennsylvania |
| 62 | Mary Roth | 17 | Daughter | Library Assistant | Pennsylvania |
| 63 | Harriet Roth | 13 | Daughter | — | Pennsylvania |
| 64 | Samuel Roth | 11 | Son | — | Pennsylvania |
| 65 | Thomas Roth | 9 | Son | — | Pennsylvania |
| 66 | Aletha Roth | 7 | Daughter | — | Pennsylvania |
| 67 | Charlotte Roth | 3 | Daughter | — | Pennsylvania |
| 68 | James Hayes | 34 | Head | Miner | Pennsylvania |
| 69 | Elizabeth Hayes | 31 | Wife | — | Pennsylvania |
| 70 | Marian Hayes | 12 | Daughter | — | Pennsylvania |
| 71 | Dorothy Hayes | 11 | Daughter | — | Pennsylvania |
| 72 | June Hayes | 8 | Daughter | — | New Jersey |
| 73 | Alice Hayes | 5 | Daughter | — | Pennsylvania |
| 74 | Joseph Hayes | 2 | Son | — | Pennsylvania |
| 75 | Joseph Dooley | 27 | Head | Loader | Pennsylvania |
| 76 | Mary Dooley | 24 | Wife | — | Pennsylvania |
| 77 | Joseph Dooley | 12 | Son | — | Pennsylvania |
| 78 | Stanley Novak | 34 | Head | Miner | Pennsylvania |
| 79 | Cassie Novak | 44 | Wife | — | Pennsylvania |
| 80 | Pasquale Bruza | 28 | Son | Weaver | Pennsylvania |
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)