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Harold Thomas — 1930 US Census Record
Model Tree available1930 United States Federal Census · Lackawanna, Pennsylvania
Our Model Tree links this Harold Thomas across the 1910, 1920 and 1930 US Censuses in Lackawanna, Pennsylvania (XGBoost, ~Confirmed), with identified parents Charles & Charles — first a son (b.~1904), then head of a 4-person household.
Age 26
b. ~1904
Male
Son
Born: Pennsylvania
Single
1930 Census Record Details
| Census Year | 1930 |
| Location | Lackawanna, Pennsylvania |
| Surname | Thomas |
| Given Name | Harold L. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 26 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Pennsylvania |
| Additional Details | |
| Can Read/Write | Yes |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
| Township / Ward | Blakely Borough |
| Est. Birth Year | ~1904 |
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.
4 people recorded at the same address in the 1930 census.
| Name | Relation to head | Relative to Harold | Age | Birth yr |
|---|---|---|---|---|
| Helen Thomas | Daughter | — | 19 | ~1911 |
| Jessie Thomas | Spouse | — | 50 | ~1880 |
| Charles Thomas | Head | — | 57 | ~1873 |
| Harold Thomas | Son | — | 26 | ~1904 |
Census Appearances
1910
Lackawanna, Pennsylvania
Son, age 5
Lackawanna, Pennsylvania · implied b. ~1905 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Thomas |
| Given Name | Harold |
| Relationship to Head | son |
| Sex | M |
| Color / Race | White |
| Age | 5 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Pennsylvania |
| Occupation | none |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
1920
Lackawanna, Pennsylvania
Son, age 16
Lackawanna, Pennsylvania · implied b. ~1904 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Thomas |
| Given Name | Harold |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 16 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Pennsylvania |
| Occupation | none |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
1930
Lackawanna, Pennsylvania
Son, age 26
Lackawanna, Pennsylvania · implied b. ~1904 — 4 household members
| Surname | Thomas |
| Given Name | Harold L. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 26 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Pennsylvania |
| Can Read/Write | Yes |
| 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 Harold Thomas across 3 US Census years (1910, 1920 and 1930) in Lackawanna, Pennsylvania, using XGBoost record linkage. Identified parents: father Charles Thomas (~0.92 confidence) and father Charles Thomas (~0.92 confidence) and father James Thomas (~0.92 confidence) and mother Jessie Thomas (~0.92 confidence) and mother Della Thomas (~0.92 confidence). The pedigree spans 1 generation with 5 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Charles Thomas
b. ~1873
Source father
● Household
· direct · ~0.92
Father
Charles Thomas
b. ~1877
Source father
● Household
· direct · ~0.92
Father
James Thomas
b. ~1878
Source father
● Household
· direct · ~0.92
Mother
Jessie Thomas
b. ~1879
Source mother
● Household
· direct · ~0.92
Mother
Della Thomas
b. ~1880
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Harold Thomas
Son · 1930 · age 26 · b. ~1904 · Pennsylvania
★ You are viewing this record
Sibling
Helen Thomas
Sibling · 1930 · age 19
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 — Lackawanna, Pennsylvania
Open full size
1930 US Federal Census — Lackawanna, Pennsylvania
Page Contents
50 people indexed on this census page (ia:1930:fifteenthcensus00reel2048:0281)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Charles L. Thomas | 57 | Head | — | Pennsylvania |
| 2 | Jessie Thomas | 50 | Wife | — | Pennsylvania |
| 3 | Harold L. Thomas THIS PERSON | 26 | Son | — | Pennsylvania |
| 4 | Helen Thomas | 19 | Daughter | Electrician | Pennsylvania |
| 5 | Albert Browning | 40 | Head | — | Pennsylvania |
| 6 | Elizabeth Browning | 39 | Wife | Embosser | Pennsylvania |
| 7 | Albert Browning | 15 | Son | — | Pennsylvania |
| 8 | Frieda Browning | 13 | Daughter | — | Pennsylvania |
| 9 | Howard Browning | 8 | Son | — | Pennsylvania |
| 10 | Thomas B. Davis | 67 | Head | Pump Runner | Pennsylvania |
| 11 | Mary Davis | 65 | Wife | — | Wales |
| 12 | Walter Davis | 40 | Son | Maid Man | Pennsylvania |
| 13 | Marion Davis | 32 | Daughter | School Teacher | Pennsylvania |
| 14 | William H. Howells | 52 | Head | Insurance Agent | Wales |
| 15 | Annie E. Howells | 52 | Wife | — | Pennsylvania |
| 16 | John W. Howells | 23 | Son | Book Keeper | Pennsylvania |
| 17 | Miriam Howells | 20 | Daughter | School Teacher | Pennsylvania |
| 18 | Emmerson Howells | 18 | Son | Waiter | Pennsylvania |
| 19 | Jacob Hayduk | 45 | Head | Repairer | Poland |
| 20 | Anna Hayduk | 30 | Wife | — | Poland |
| 21 | Walter Hayduk | 10 | Son | — | New York |
| 22 | Raymond Hayduk | 7 | Son | — | New York |
| 23 | George Hayduk | 4 | Son | — | New York |
| 24 | Benjamin Harris | 68 | Head | Labor | Pennsylvania |
| 25 | Amelia Harris | 67 | Wife | — | Wales |
| 26 | Roy Heimburg | 29 | Head | Laborer | New Jersey |
| 27 | Marie Heimburg | 26 | Wife | — | Pennsylvania |
| 28 | Lucille Heimburg | 5 | Daughter | — | Pennsylvania |
| 29 | Ernest Browning | 39 | Head | Section Foreman | Pennsylvania |
| 30 | Rose Browning | 38 | Wife | — | Alabama |
| 31 | Wilson Browning | 16 | Son | — | Pennsylvania |
| 32 | Ruth Browning | 13 | Daughter | — | Pennsylvania |
| 33 | Violet Browning | 9 | Daughter | — | Pennsylvania |
| 34 | Stanley Browning | 7 | Son | — | Pennsylvania |
| 35 | Richard J. Edwards | 59 | Head | Laborer | Wales |
| 36 | Ellen Edwards | 54 | Wife | — | Wales |
| 37 | John G. Parry | 63 | Head | Laborer | Wales |
| 38 | Martha Parry | 62 | Wife | — | Wales |
| 39 | Evan Parry | 23 | Son | Merchant | Pennsylvania |
| 40 | Russell Parry | 19 | Son | — | Pennsylvania |
| 41 | Robert Parry | 15 | Son | — | Pennsylvania |
| 42 | George Tinsley | 46 | Head | Fireboss | Pennsylvania |
| 43 | Anna S. Tinsley | 41 | Wife | — | Pennsylvania |
| 44 | Ray Tinsley | 17 | Son | Laborer | Pennsylvania |
| 45 | James Richards | 49 | Head | Harness Maker | England |
| 46 | Anne Richards | 48 | Wife | — | England |
| 47 | Mabel Richards | 16 | Daughter | — | Pennsylvania |
| 48 | Richard Richards | 22 | Son | Laborer | Pennsylvania |
| 49 | Agnes Richards | 9 | Daughter | — | Pennsylvania |
| 50 | James Richards | 6 | Son | — | Pennsylvania |
Pedigree Summary
Harold + 1 sibling
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)