HT
Helen Thomas — 1940 US Census Record
Model Tree available1940 United States Federal Census · Lackawanna-County, Pennsylvania
Our Model Tree links this Helen Thomas across the 1920, 1930 and 1940 US Censuses in Lackawanna-County, Pennsylvania (XGBoost, ~Confirmed), with identified parents Waldo & William — first a daughter (b.~1919), then head of a 5-person household.
Age 21
b. ~1919
Female
Daughter
Born: Maryland
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Lackawanna-County, Pennsylvania |
| Surname | Thomas |
| Given Name | Helen |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 21 |
| Marital Status | Single |
| Birthplace | Maryland |
| 1935 Residence (City) | Scranton |
| 1935 Residence (County) | Lackawanna |
| Additional Details | |
| Occupation | Receptionist |
| Industry | Dentist Office |
| Class of Worker | P |
| Hours Worked | 35 |
| Income (1939) | 324 |
| Highest Grade | C-1 |
| 1935 Residence | Same House |
| Birth State | Maryland |
| Birth Country | United States |
| Birthplace (normalized) | maryland |
| Occupation | Receptionist |
| Township / Ward | Scranton |
| Est. Birth Year | ~1919 |
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 Helen | Age | Birth yr |
|---|---|---|---|---|
| Helen Thomas | Daughter | — | 21 | ~1919 |
| Waldo Thomas | Head | — | 43 | ~1897 |
| Calvin Thomas | Son | — | 15 | ~1925 |
| Thomas Thomas | Son | — | 8 | ~1932 |
| Esther Thomas | Spouse | — | 39 | ~1901 |
Census Appearances
1920
Lackawanna, Pennsylvania
Other, age 1
Lackawanna, Pennsylvania · implied b. ~1919 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Thomas |
| Given Name | Hellen |
| Relationship to Head | Granddaughter |
| Sex | F |
| Color / Race | White |
| Age | 1 |
| Marital Status | Single |
| Birthplace | Maryland |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Pennsylvania |
| Birth State | Maryland |
| Birth Country | United States |
| Birthplace (normalized) | maryland |
1930
Lackawanna, Pennsylvania
Daughter, age 11
Lackawanna, Pennsylvania · implied b. ~1919 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Thomas |
| Given Name | Helen L. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 11 |
| Marital Status | Single |
| Birthplace | Maryland |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Pennsylvania |
| Can Read/Write | Yes |
| Birth State | Maryland |
| Birth Country | United States |
| Birthplace (normalized) | maryland |
1940
Lackawanna-County, Pennsylvania
Daughter, age 21
Lackawanna-County, Pennsylvania · implied b. ~1919 — 5 household members
| Surname | Thomas |
| Given Name | Helen |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 21 |
| Marital Status | Single |
| Birthplace | Maryland |
| 1935 Residence (City) | Scranton |
| 1935 Residence (County) | Lackawanna |
| Occupation | Receptionist |
| Industry | Dentist Office |
| Class of Worker | P |
| Hours Worked | 35 |
| Income (1939) | 324 |
| Highest Grade | C-1 |
| 1935 Residence | Same House |
| 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 Helen Thomas across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Waldo Thomas (~0.92 confidence) and father William Thomas (~0.92 confidence) and mother Esther Thomas (~0.92 confidence) and mother Esther Thomas (~0.92 confidence). The pedigree spans 1 generation with 4 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Waldo Thomas
b. ~1897
Source father
● Household
· direct · ~0.92
Father
William Thomas
b. ~1897
Source father
● Household
· direct · ~0.92
Mother
Esther Thomas
b. ~1901
Source mother
● Household
· direct · ~0.92
Mother
Esther Thomas
b. ~1901
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Helen Thomas
Daughter · 1940 · age 21 · b. ~1919 · Pennsylvania
★ You are viewing this record
Sibling
Calvin Thomas
Sibling · 1940 · age 15
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Thomas Thomas
Sibling · 1940 · age 8
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 — Lackawanna-County, Pennsylvania
Open full size
1940 US Federal Census — Lackawanna-County, Pennsylvania
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-03683-00147)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Charles S. Reynolds | 48 | Head | Training Teacher | Pennsylvania |
| 2 | Ruth D. Mittenbuhler | 44 | Sister | — | Pennsylvania |
| 3 | Waldo R. Thomas | 43 | Head | Finisher | Pennsylvania |
| 4 | Esther Thomas | 39 | Wife | — | Pennsylvania |
| 5 | Helen Thomas THIS PERSON | 21 | Daughter | Receptionist | Maryland |
| 6 | Calvin Thomas | 15 | Son | — | Pennsylvania |
| 7 | Thomas Thomas | 8 | Son | — | New York |
| 8 | Henry Sipple | 56 | Head | Revenue Agent | Pennsylvania |
| 9 | Esther R. Sipple | 55 | Wife | — | Pennsylvania |
| 10 | John Williams | 34 | Head | Laborer | Pennsylvania |
| 11 | Laura Williams | 32 | Daughter | Beautician | Pennsylvania |
| 12 | Richard Williams | 54 | Lodger | — | Pennsylvania |
| 13 | Helen R. Robinson | 73 | Head | — | Pennsylvania |
| 14 | Marie Robinson | 50 | Daughter | Agent | Pennsylvania |
| 15 | Gerard Hyland | 53 | Head | Switchman | Pennsylvania |
| 16 | Catherine Hyland | 48 | Wife | — | Pennsylvania |
| 17 | Gerard Hyland | 22 | Son | Salesman | Pennsylvania |
| 18 | Mary Hyland | 21 | Daughter | Stenographer | Pennsylvania |
| 19 | Rosemary Hyland | 19 | Daughter | — | Pennsylvania |
| 20 | Jean Hyland | 17 | Daughter | — | Pennsylvania |
| 21 | Kathleen Hyland | 15 | Daughter | — | Pennsylvania |
| 22 | Gerard Jr. Hyland | 12 | Son | — | Pennsylvania |
| 23 | William Ackerman | 32 | Head | Salesman | Austria |
| 24 | Mary E. Ackerman | 31 | Wife | — | Jersey City |
| 25 | Jean Marie Ackerman | 6 | Daughter | — | Pennsylvania |
| 26 | George Ackerman | 3 | Daughter | — | Pennsylvania |
| 27 | William Ackerman | 2 | Son | — | Pennsylvania |
| 28 | Dolores Ackerman | 0 | Daughter | — | Pennsylvania |
| 29 | Helen Koliha|Kolihat | 23 | Maid | Maid | Pennsylvania |
| 30 | Margaret Davies | 46 | Head | Saleswoman | Pennsylvania |
| 31 | Walter S. Meisinger | 38 | Head | Policeman | Pennsylvania |
| 32 | Frieda Meisinger | 34 | Wife | — | Pennsylvania |
| 33 | Fred Jr. Meisinger | 15 | Brother | Janitor | Pennsylvania |
| 34 | Marion Meisinger | 10 | Daughter | — | Pennsylvania |
| 35 | Frank Santarsiero | 31 | Head | Miner | Italy |
| 36 | Evangeline Santarsiero | 31 | Wife | — | Pennsylvania |
| 37 | Mary Jones | 71 | Mother-in-law | — | England |
| 38 | Vital Bruno | 50 | Head | — | Italy |
| 39 | Angeline Bruno | 31 | Wife | — | Italy |
| 40 | Rachel Bruno | 5 | Daughter | — | Pennsylvania |
Pedigree Summary
Helen + 2 siblings
Gen 1 · 4 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)