CT
Clarence Thomas — 1930 US Census Record
Model Tree available1930 United States Federal Census · Lackawanna, Pennsylvania
Our Model Tree links this Clarence Thomas across the 1910, 1920 and 1930 US Censuses in Lackawanna, Pennsylvania (XGBoost, ~Confirmed), with identified parents John & Ziba — first a head (b.~1903), then head of a 6-person household.
Age 27
b. ~1903
Male
Head
Born: Pennsylvania
Married
1930 Census Record Details
| Census Year | 1930 |
| Location | Lackawanna, Pennsylvania |
| Surname | Thomas |
| Given Name | Clarence |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 27 |
| Marital Status | Married |
| Birthplace | Pennsylvania |
| Age at First Marriage | 19 |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Pennsylvania |
| Additional Details | |
| Occupation | Laborer |
| Industry | Coal Mine |
| Class of Worker | W |
| Can Read/Write | Yes |
| Home Owned/Rented | R |
| Home Value / Rent | 15.00 |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
| Occupation | Laborer |
| Township / Ward | Scranton City |
| Est. Birth Year | ~1903 |
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 Clarence | Age | Birth yr |
|---|---|---|---|---|
| Christine Thomas | Daughter | — | 5 | ~1925 |
| Thomas Thomas | Son | — | 3 | ~1927 |
| Clarence Thomas | Head | — | 27 | ~1903 |
| Dorothy Thomas | Daughter | — | 7 | ~1923 |
| Margaret Thomas | Spouse | — | 24 | ~1906 |
| Anna Thomas | Daughter | — | 2 | ~1928 |
Census Appearances
1910
Lackawanna, Pennsylvania
Son, age 8
Lackawanna, Pennsylvania · implied b. ~1902 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Thomas |
| Given Name | Clarence |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 8 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Pennsylvania |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
1920
Lackawanna, Pennsylvania
Son, age 17
Lackawanna, Pennsylvania · implied b. ~1903 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Thomas |
| Given Name | Clarence |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 17 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Pennsylvania |
| Occupation | Weigher |
| Industry | Coal Mine |
| Class of Worker | W |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
1930
Lackawanna, Pennsylvania
Head, age 27
Lackawanna, Pennsylvania · implied b. ~1903 — 6 household members
| Surname | Thomas |
| Given Name | Clarence |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 27 |
| Marital Status | Married |
| Birthplace | Pennsylvania |
| Age at First Marriage | 19 |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Pennsylvania |
| Occupation | Laborer |
| Industry | Coal Mine |
| Class of Worker | W |
| Can Read/Write | Yes |
| Home Owned/Rented | R |
| Home Value / Rent | 15.00 |
| 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 Clarence Thomas across 3 US Census years (1910, 1920 and 1930) in Lackawanna, Pennsylvania, using XGBoost record linkage. Identified parents: father John Thomas (~0.92 confidence) and mother Ziba Thomas (~0.92 confidence) and father William Thomas (~0.92 confidence) and mother Sarah Thomas (~0.92 confidence). The pedigree spans 1 generation with 4 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
John Thomas
b. ~1873
Source father
● Household
· direct · ~0.92
Mother
Ziba Thomas
b. ~1875
Source mother
● Household
· direct · ~0.92
Father
William Thomas
b. ~1878
Source father
● Household
· direct · ~0.92
Mother
Sarah Thomas
b. ~1880
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Clarence Thomas
Head · 1930 · age 27 · b. ~1903 · Pennsylvania
★ You are viewing this record
Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1930 US Federal Census — Lackawanna, Pennsylvania
Open full size
1930 US Federal Census — Lackawanna, Pennsylvania
Page Contents
50 people indexed on this census page (ia:1930:fifteenthcensus00reel2052:0413)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 51 | Peter Lozarick | 43 | Head | — | Czechoslovakia |
| 52 | Mary Lozarick | 39 | Wife | — | Czechoslovakia |
| 53 | Mike Mozlarski | 16 | Head | Dishwasher | Pennsylvania |
| 54 | Stella Mozlarski | 11 | Daughter | — | Pennsylvania |
| 55 | George Mozlarski | 7 | Son | — | Pennsylvania |
| 56 | Andrew Mozlarski | 5 | Son | — | Pennsylvania |
| 57 | Paul Dolotzky | 48 | Head | Miner | Poland |
| 58 | Pauline Dolotzky | 46 | Wife | — | Poland |
| 59 | Chester Dolotzky | 24 | Son | Laborer | Pennsylvania |
| 60 | Joseph Dolotzky | 22 | Son | Laborer | Pennsylvania |
| 61 | Stanley Dolotzky | 20 | Son | Chauffeur | Pennsylvania |
| 62 | John Dolotzky | 18 | Son | Pin Boy | Pennsylvania |
| 63 | Teresa Dolotzky | 16 | Daughter | Beauty Specialist | Pennsylvania |
| 64 | Alexander Dolotzky | 14 | Son | — | Pennsylvania |
| 65 | Thomas Dolotzky | 8 | Son | — | Pennsylvania |
| 66 | Charles Breila | 72 | Head | Laborer | Hungary-German |
| 67 | Anne Biolkowski | 74 | Head | — | Poland |
| 68 | Bridget Biolkowski | 37 | Daughter | Winder | Pennsylvania |
| 69 | Aaron Arnovitz | 60 | Head | Laborer | Czechoslovakia |
| 70 | Rose Arnovitz | 57 | Wife | — | Czechoslovakia |
| 71 | Joseph Arnovitz | 28 | Head | Salesman | Pennsylvania |
| 72 | Rebecca Arnovitz | 27 | Wife | — | Russia |
| 73 | Alex Yozary | 44 | Head | Laborer | Ukraine |
| 74 | Nellie Yozary | 41 | Wife | — | Ukraine |
| 75 | John Yozary | 15 | Son | — | Pennsylvania |
| 76 | John Sr. Fedor | 63 | Head | Gateman | Czechoslovakia |
| 77 | Julia Fedor | 56 | Wife | — | Czechoslovakia |
| 78 | Michael Fedor | 16 | Son | — | Pennsylvania |
| 79 | John Jr. Fedor | 23 | Son | Oiler | Pennsylvania |
| 80 | Mary Fedor | 22 | Daughter-in-law | Winder | Pennsylvania |
| 81 | Steve Ellis | 54 | Head | Laborer | Austria-Hun |
| 82 | Elizabeth Ellis | 52 | Wife | — | Austria-Hun |
| 83 | Steve Ellis | 30 | Son | Laborer | Pennsylvania |
| 84 | Edward Ellis | 23 | Son | Laborer | Pennsylvania |
| 85 | Joseph Ellis | 21 | Son | Laborer | Pennsylvania |
| 86 | Sam Newman | 48 | Head | Salesman | Austria |
| 87 | Hannah Newman | 50 | Wife | — | Austria |
| 88 | Stella Newman | 22 | Daughter | Billing Clerk | Pennsylvania |
| 89 | Irene Newman | 20 | Daughter | Saleslady | Pennsylvania |
| 90 | Ruth Newman | 18 | Daughter | — | Pennsylvania |
| 91 | Sylla Newman | 16 | Daughter | — | Pennsylvania |
| 92 | Bernard Newman | 14 | Son | — | Pennsylvania |
| 93 | Ethel Harris | 25 | Step-Daughter | Tailoress | Pennsylvania |
| 94 | Alice Harris | 27 | Step-Daughter | Bookkeeper | Pennsylvania |
| 95 | Clarence Thomas THIS PERSON | 27 | Head | Laborer | Pennsylvania |
| 96 | Margaret Thomas | 24 | Wife | — | Pennsylvania |
| 97 | Dorothy Thomas | 7 | Daughter | — | Pennsylvania |
| 98 | Christine Thomas | 5 | Daughter | — | Pennsylvania |
| 99 | Thomas Thomas | 3 | Son | — | Pennsylvania |
| 100 | Anna Thomas | 2 | Daughter | — | Pennsylvania |
Pedigree Summary
Clarence
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 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)