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Helen Thomas — 1930 US Census Record
Model Tree available1930 United States Federal Census · Allegheny, Pennsylvania
Our Model Tree links this Helen Thomas across the 1910, 1920 and 1930 US Censuses in Allegheny, Pennsylvania (XGBoost, ~Confirmed), with identified parents Margaret & John — first a daughter (b.~1909), then head of a 6-person household.
Age 21
b. ~1909
Female
Daughter
Born: Pennsylvania
Single
1930 Census Record Details
| Census Year | 1930 |
| Location | Allegheny, Pennsylvania |
| Surname | Thomas |
| Given Name | Helen |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 21 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Ohio |
| Additional Details | |
| Occupation | Stenographer |
| Industry | Real Estate |
| Class of Worker | W |
| Can Read/Write | Yes |
| Veteran | No |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
| Occupation | Stenographer |
| Township / Ward | Borough Of Homestead |
| Est. Birth Year | ~1909 |
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.
6 people recorded at the same address in the 1930 census.
| Name | Relation to head | Relative to Helen | Age | Birth yr |
|---|---|---|---|---|
| Helen Thomas | Daughter | — | 21 | ~1909 |
| Dorothy Thomas | Daughter | — | 19 | ~1911 |
| Margaret Thomas | Head | — | 51 | ~1879 |
| Robert Thomas | Son | — | 8 | ~1922 |
| William Thomas | Son | — | 12 | ~1918 |
| John Thomas | Son | — | 49 | ~1881 |
Census Appearances
1910
Allegheny, Pennsylvania
Daughter, age 2
Allegheny, Pennsylvania · implied b. ~1908 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Thomas |
| Given Name | Helen E. |
| 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 |
1920
Allegheny, Pennsylvania
Daughter, age 12
Allegheny, Pennsylvania · implied b. ~1908 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Thomas |
| Given Name | Helen |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 12 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Pennsylvania |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
1930
Allegheny, Pennsylvania
Daughter, age 21
Allegheny, Pennsylvania · implied b. ~1909 — 6 household members
| Surname | Thomas |
| Given Name | Helen |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 21 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Ohio |
| Occupation | Stenographer |
| Industry | Real Estate |
| Class of Worker | W |
| Can Read/Write | Yes |
| Veteran | No |
| 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 Helen Thomas across 3 US Census years (1910, 1920 and 1930) in Allegheny, Pennsylvania, using XGBoost record linkage. Identified parents: mother Margaret Thomas (~0.92 confidence) and father John Thomas (~0.92 confidence) and father Fred Thomas (~0.92 confidence) and mother Carrie Thomas (~0.92 confidence) and mother Annie Thomas (~0.92 confidence). The pedigree spans 1 generation with 5 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Mother
Margaret Thomas
b. ~1879
Source mother
● Household
· direct · ~0.92
Father
John Thomas
b. ~1881
Source father
● Household
· direct · ~0.92
Father
Fred Thomas
b. ~1885
Source father
● Household
· direct · ~0.92
Mother
Carrie Thomas
b. ~1886
Source mother
● Household
· direct · ~0.92
Mother
Annie Thomas
b. ~1888
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Helen Thomas
Daughter · 1930 · age 21 · b. ~1909 · Pennsylvania
★ You are viewing this record
Sibling
William Thomas
Sibling · 1930 · age 12
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Dorothy Thomas
Sibling · 1930 · age 19
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
John Thomas
Sibling · 1930 · age 49
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Robert Thomas
Sibling · 1930 · 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
1930 US Federal Census — Allegheny, Pennsylvania
Open full size
1930 US Federal Census — Allegheny, Pennsylvania
Page Contents
50 people indexed on this census page (ia:1930:fifteenthcensus00reel1965:0224)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Louise | 3 | Daughter | — | Pennsylvania |
| 2 | Pauline | 7 | Daughter | — | Pennsylvania |
| 3 | Albert J. Kubancik | 33 | Head | Carpenter | Pennsylvania |
| 4 | Rose E. Kubancik | 33 | Wife | — | Pennsylvania |
| 5 | Rose E. Kubancik | 12 | Daughter | — | Pennsylvania |
| 6 | Albert M. Kubancik | 10 | Son | — | Pennsylvania |
| 7 | William J. Stitt | 80 | Head | Retired | Pennsylvania |
| 8 | William K. Stitt | 42 | Son | Laborer | Pennsylvania |
| 9 | James Rich | 43 | Head | Recorder | England |
| 10 | Margaret Rich | 41 | Wife | — | England |
| 11 | James Rich | 11 | Son | — | Pennsylvania |
| 12 | Rothwell Rich | 30 | Daughter | Helper | England |
| 13 | Walter C. Renven | 48 | Head | Night Watcher | Pennsylvania |
| 14 | Emma Renven | 43 | Wife | — | Pennsylvania |
| 15 | Ruth Renven | 13 | Daughter | — | Pennsylvania |
| 16 | Alice Renven | 11 | Daughter | — | Pennsylvania |
| 17 | Lois Renven | 9 | Daughter | — | Pennsylvania |
| 18 | Jerry Riley | 52 | Head | Letterer | Pennsylvania |
| 19 | Elizabeth Riley | 52 | Wife | — | Pennsylvania |
| 20 | Clifford Riley | 11 | Son | — | Pennsylvania |
| 21 | George Riley | 21 | Son | Electrician | Pennsylvania |
| 22 | Edward Riley | 14 | Son | — | Pennsylvania |
| 23 | Margaret Thomas | 51 | Head | Heater | Pennsylvania |
| 24 | John Thomas | 49 | Son | — | Pennsylvania |
| 25 | Helen Thomas THIS PERSON | 21 | Daughter | Stenographer | Pennsylvania |
| 26 | Dorothy Thomas | 19 | Daughter | Stenographer | Pennsylvania |
| 27 | William Thomas | 12 | Son | — | Pennsylvania |
| 28 | Robert V. Thomas | 8 | Son | — | Pennsylvania |
| 29 | George H. Smedley | 53 | Head | Crane Driver | Pennsylvania |
| 30 | Mary Smedley | 43 | Wife | — | Pennsylvania |
| 31 | Michael Kunsak | 45 | Head | Rougher | Czechoslovakia |
| 32 | Anna Kunsak | 44 | Wife | — | Czechoslovakia |
| 33 | Joseph Kunsak | 22 | Son | Stamper | Pennsylvania |
| 34 | Helen Kunsak | 19 | Daughter | Wrapper | Pennsylvania |
| 35 | Julia Kunsak | 12 | Daughter | — | Pennsylvania |
| 36 | Valeria Kunsak | 8 | Daughter | — | Pennsylvania |
| 37 | John Hargafish | 38 | Head | Pattern Maker | Pennsylvania |
| 38 | Mary Hargafish | 34 | Wife | — | Pennsylvania |
| 39 | Alberta Hargafish | 9 | Daughter | — | Pennsylvania |
| 40 | John Jr. Hargafish | 4 | Son | — | Pennsylvania |
| 41 | Michael Rundala | 44 | Head | Cripple Boy | Czechoslovakia |
| 42 | Anna Rundala | 38 | Wife | — | Czechoslovakia |
| 43 | Michael Rundala | 12 | Son | — | Pennsylvania |
| 44 | Helen Rundala | 9 | Daughter | — | Pennsylvania |
| 45 | John Rundala | 7 | Son | — | Pennsylvania |
| 46 | Anna Rundala | 5 | Daughter | — | Pennsylvania |
| 47 | Albert Rundala | 2 | Son | — | Pennsylvania |
| 48 | Michael Tutman | 29 | Head | Laborer | Czechoslovakia |
| 49 | Mary Tutman | 24 | Wife | — | Ohio |
| 50 | Emma Tutman | 4 | Daughter | — | Pennsylvania |
Pedigree Summary
Helen + 4 siblings
Gen 1 · 5 parents
~0.92
Max depth 4 (1900–1950 window)
About This Record & Model Tree
This record was independently indexed by YourRoots from the 1930 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)