HT
Harry Thomas — 1930 US Census Record
Model Tree available1930 United States Federal Census · Allegheny, Pennsylvania
Our Model Tree links this Harry Thomas across the 1910, 1920 and 1930 US Censuses in Allegheny, Pennsylvania (XGBoost, ~Confirmed), with identified parents Mathew & Rees — first a son (b.~1899), then head of a 4-person household.
Age 31
b. ~1899
Male
Son
Born: Pennsylvania
Single
1930 Census Record Details
| Census Year | 1930 |
| Location | Allegheny, Pennsylvania |
| Surname | Thomas |
| Given Name | Harry |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 31 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Pennsylvania |
| Additional Details | |
| Occupation | Laborer |
| Industry | Restaurant |
| Class of Worker | W |
| Can Read/Write | Yes |
| Veteran | No |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
| Occupation | Laborer |
| Township / Ward | Pittsburgh City |
| Est. Birth Year | ~1899 |
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 Harry | Age | Birth yr |
|---|---|---|---|---|
| Mathew Thomas | Head | — | 76 | ~1854 |
| George Thomas | Son | — | 32 | ~1898 |
| Harry Thomas | Son | — | 31 | ~1899 |
| John Thomas | Son | — | 28 | ~1902 |
Census Appearances
1910
Allegheny, Pennsylvania
Son, age 12
Allegheny, Pennsylvania · implied b. ~1898 — 9 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Thomas |
| Given Name | Harry E. |
| Relationship to Head | Son |
| Sex | M |
| 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 |
1920
Allegheny, Pennsylvania
Son, age 22
Allegheny, Pennsylvania · implied b. ~1898 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Thomas |
| Given Name | Harry |
| Relationship to Head | son |
| Sex | M |
| Color / Race | White |
| Age | 22 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Pennsylvania |
| Occupation | Operator |
| Industry | Signal |
| Class of Worker | W |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
1930
Allegheny, Pennsylvania
Son, age 31
Allegheny, Pennsylvania · implied b. ~1899 — 4 household members
| Surname | Thomas |
| Given Name | Harry |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 31 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Pennsylvania |
| Occupation | Laborer |
| Industry | Restaurant |
| 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 Harry Thomas across 3 US Census years (1910, 1920 and 1930) in Allegheny, Pennsylvania, using XGBoost record linkage. Identified parents: father Mathew Thomas (~0.92 confidence) and father Rees Thomas (~0.92 confidence) and mother Charlotte Thomas (~0.92 confidence) and mother Ida Thomas (~0.92 confidence) and father Edward Thomas (~0.92 confidence). The pedigree spans 1 generation with 5 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Mathew Thomas
b. ~1854
Source father
● Household
· direct · ~0.92
Father
Rees Thomas
b. ~1854
Source father
● Household
· direct · ~0.92
Mother
Charlotte Thomas
b. ~1859
Source mother
● Household
· direct · ~0.92
Mother
Ida Thomas
b. ~1871
Source mother
● Household
· direct · ~0.92
Father
Edward Thomas
b. ~1872
Source father
● Household
· direct · ~0.92
This person
Anchor record
Harry Thomas
Son · 1930 · age 31 · b. ~1899 · Pennsylvania
★ You are viewing this record
Sibling
George Thomas
Sibling · 1930 · age 32
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
John Thomas
Sibling · 1930 · age 28
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:fifteenthcensus00reel1982:0133)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 51 | Pearl M Steatman | 29 | Daughter | — | Pennsylvania |
| 52 | Shirley M Steatman | 24 | Daughter | — | Pennsylvania |
| 53 | George Murray | 60 | Head | Bricklayer | England |
| 54 | Mary E Murray | 61 | Wife-H | — | New York |
| 55 | Bessie L Murray | 21 | Daughter | Clerk | England |
| 56 | Fred L Murray | 48 | Head | Bricklayer | England |
| 57 | Lena Murray | 47 | Wife-H | — | Germany |
| 58 | William Schmacker | 27 | Head | Laborer | Pennsylvania |
| 59 | Viola M Schmacker | 20 | Wife-H | — | Pennsylvania |
| 60 | Clayton F Schmacker | 1 | Son | — | Pennsylvania |
| 61 | John Loren | 44 | Head | Laborer | Pennsylvania |
| 62 | Isabella M Loren | 44 | Wife-H | — | Pennsylvania |
| 63 | John L Jr Loren | 10 | Son | — | Pennsylvania |
| 64 | Walter G Loren | 12 | Son | — | Pennsylvania |
| 65 | Ella L Bridgeman | 58 | Head | — | Indiana |
| 66 | Edna B Patterson | 38 | Sister | — | Indiana |
| 67 | Mathew Thomas | 76 | Head | Clerk | Pennsylvania |
| 68 | George Thomas | 32 | Son | Baker | Pennsylvania |
| 69 | Harry Thomas THIS PERSON | 31 | Son | Laborer | Pennsylvania |
| 70 | John Thomas | 28 | Son | Laborer | Pennsylvania |
| 71 | Albert W Brown | 61 | Head | — | Pennsylvania |
| 72 | Margaret M Brown | 61 | Wife-H | — | Pennsylvania |
| 73 | Margaret M Brown | 48 | Wife-H | — | Scotland |
| 74 | John Brown | 12 | Son | — | Pennsylvania |
| 75 | John K Hodgson | 60 | Head | Farmer | Pennsylvania |
| 76 | Harry Harper | 52 | Head | Bricklayer | Maryland |
| 77 | Katharine Harper | 52 | Wife-H | — | Pennsylvania |
| 78 | Alma R Harper | 22 | Daughter | Operator | Pennsylvania |
| 79 | Blanche M Harper | 21 | Daughter | Saleslady | Pennsylvania |
| 80 | Harry J Harper | 19 | Son | Bricklayer | Pennsylvania |
| 81 | Hazel B Harper | 17 | Daughter | — | Pennsylvania |
| 82 | Nellie M Harper | 14 | Daughter | — | Pennsylvania |
| 83 | Olive L Harper | 12 | Daughter | — | Pennsylvania |
| 84 | William Evans | 60 | Head | Laborer | Pennsylvania |
| 85 | George Peters | 55 | Head | Poultryman | Pennsylvania |
| 86 | Ida Peters | 56 | Wife-H | — | Germany |
| 87 | Henry J Baumeister | 62 | Head | Linotype Operator | Germany |
| 88 | Julia A Baumeister | 61 | Wife-H | — | West Virginia |
| 89 | Mary L Leadbetter | 67 | Head | — | Scotland |
| 90 | Stanley L Leadbetter | 42 | Son | Machinist | Pennsylvania |
| 91 | Mary A Leadbetter | 44 | Daughter-in-law | — | Scotland |
| 92 | Esther M Leadbetter | 9 | Granddaughter | — | Pennsylvania |
| 93 | Allata J Leadbetter | 5 | Granddaughter | — | Pennsylvania |
| 94 | Charles W Meeder | 50 | Head | Attorney | Pennsylvania |
| 95 | Myrtle M Meeder | 50 | Wife-H | — | Pennsylvania |
| 96 | Merle G Meeder | 25 | Son | Manager | Pennsylvania |
| 97 | Anna M Meeder | 22 | Daughter-in-law | — | Pennsylvania |
| 98 | Doris M Meeder | 21 | Daughter | — | Pennsylvania |
| 99 | Eldora M Meeder | 19 | Daughter | File Clerk | Pennsylvania |
| 100 | Helen G Meeder | 15 | Daughter | — | Pennsylvania |
Pedigree Summary
Harry + 2 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)