MT
Marion Thomas — 1930 US Census Record
Linked across censuses1930 United States Federal Census · Montgomery, Pennsylvania
Our Model Tree links this Marion Thomas across the 1920 and 1930 US Censuses in Montgomery, Pennsylvania (XGBoost, ~Confirmed) — first a daughter (b.~1913), then head of a 11-person household.
Age 17
b. ~1913
Female
Daughter
Born: Pennsylvania
Single
1930 Census Record Details
| Census Year | 1930 |
| Location | Montgomery, Pennsylvania |
| Surname | Thomas |
| Given Name | Marion |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 17 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Scotland |
| Additional Details | |
| Can Read/Write | Yes |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
| Township / Ward | Borough |
| Est. Birth Year | ~1913 |
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.
11 people recorded at the same address in the 1930 census.
| Name | Relation to head | Relative to Marion | Age | Birth yr |
|---|---|---|---|---|
| Isabell Thomas | Daughter | — | 25 | ~1905 |
| Marion Thomas | Daughter | — | 17 | ~1913 |
| Ethel Thomas | Daughter | — | 20 | ~1910 |
| Henry Thomas | Son | — | 24 | ~1906 |
| Edgar Thomas | Son | — | 9 | ~1921 |
| William Thomas | Head | — | 47 | ~1883 |
| Mildred Thomas | Daughter | — | 22 | ~1908 |
| Robert Thomas | Son | — | 6 | ~1924 |
| William Thomas | Son | — | 11 | ~1919 |
| Gertrude Thomas | Daughter | — | 14 | ~1916 |
| Mary Thomas | Other | — | 45 | ~1885 |
Census Appearances
1920
Montgomery, Pennsylvania
Daughter, age 7
Montgomery, Pennsylvania · implied b. ~1913 — 8 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Thomas |
| Given Name | Marion A. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 7 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Scotland |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Mother Tongue | Scotch |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
1930
Montgomery, Pennsylvania
Daughter, age 17
Montgomery, Pennsylvania · implied b. ~1913 — 11 household members
| Surname | Thomas |
| Given Name | Marion |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 17 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Scotland |
| 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 Marion Thomas across 2 US Census years (1920 and 1930) in Montgomery, Pennsylvania, using XGBoost record linkage.
Show:
This person
Anchor record
Marion Thomas
Daughter · 1930 · age 17 · b. ~1913 · Pennsylvania
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Sibling
Edgar Thomas
Sibling · 1930 · age 9
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Mildred Thomas
Sibling · 1930 · age 22
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
William Thomas
Sibling · 1930 · age 11
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Gertrude Thomas
Sibling · 1930 · age 14
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Robert Thomas
Sibling · 1930 · age 6
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Ethel Thomas
Sibling · 1930 · age 20
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Isabell Thomas
Sibling · 1930 · age 25
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Henry Thomas
Sibling · 1930 · age 24
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 — Montgomery, Pennsylvania
Open full size
1930 US Federal Census — Montgomery, Pennsylvania
Page Contents
50 people indexed on this census page (ia:1930:fifteenthcensus00reel2083:0795)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 51 | Elmer H. Beisel | 39 | Head | Salesman | Pennsylvania |
| 52 | Cora M. Beisel | 39 | Wife-H | — | Pennsylvania |
| 53 | Kathryn Beisel | 15 | Daughter | — | Pennsylvania |
| 54 | Horatio S. Seltzer | 59 | Head | Haberdashery | Pennsylvania |
| 55 | Anna G. Seltzer | 57 | Wife-H | — | Pennsylvania |
| 56 | Sarah Louise Seltzer | 21 | Daughter | — | Pennsylvania |
| 57 | Sarah L. Wells | 86 | Mother-in-law | — | Pennsylvania |
| 58 | William A. Scholl | 59 | Head | Post Office | Pennsylvania |
| 59 | Mary A. Scholl | 54 | Wife-H | — | Pennsylvania |
| 60 | Maurice S. Scholl | 32 | Daughter | Clerk | Pennsylvania |
| 61 | Reuben S. Scholl | 26 | Son | Draftsman | Pennsylvania |
| 62 | William H. Thomas | 47 | Head | Mechanic | Pennsylvania |
| 63 | Mary A. Thomas | 45 | Wife-H | — | Scotland |
| 64 | Isabell Thomas | 25 | Daughter | Stenographer | Pennsylvania |
| 65 | Henry H. Thomas | 24 | Son | Engineer | Pennsylvania |
| 66 | Mildred G. Thomas | 22 | Daughter | Stenographer | Pennsylvania |
| 67 | Ethel Thomas | 20 | Daughter | Clerk | Pennsylvania |
| 68 | Marion Thomas THIS PERSON | 17 | Daughter | — | Pennsylvania |
| 69 | Gertrude Thomas | 14 | Daughter | — | Pennsylvania |
| 70 | William Jr. Thomas | 11 | Son | — | Pennsylvania |
| 71 | Edgar G. Thomas | 9 | Son | — | Pennsylvania |
| 72 | Robert J. Thomas | 6 | Son | — | Pennsylvania |
| 73 | James S. Cameron | 38 | Head | Pit Foreman | Pennsylvania |
| 74 | Kathryn A. Cameron | 38 | Wife-H | — | Pennsylvania |
| 75 | James S. Jr. Cameron | 9 | Son | — | Pennsylvania |
| 76 | Albert Cameron | 8 | Son | — | Pennsylvania |
| 77 | Paul Cameron | 5 | Son | — | Pennsylvania |
| 78 | Edward Cameron | 4 | Son | — | Pennsylvania |
| 79 | Thomas Costello | 73 | Father-in-law | Water Tender | Ireland |
| 80 | Albert Gant | 20 | Nephew | Passer | Pennsylvania |
| 81 | A. Clara Jarrett | 73 | Head | — | Pennsylvania |
| 82 | Ada Jarrett | 48 | Daughter | Teacher | Pennsylvania |
| 83 | John Ross Smith | 45 | Head | Dentist | Pennsylvania |
| 84 | Mary Clara Smith | 45 | Wife-H | — | Pennsylvania |
| 85 | Walter C. Smith | 24 | Son | Lineman | Pennsylvania |
| 86 | M. Eleanor Smith | 22 | Daughter | Nurse | Pennsylvania |
| 87 | Dorothy E. Smith | 20 | Daughter | — | Pennsylvania |
| 88 | Sarah C. Schook | 70 | Mother-in-law | — | Pennsylvania |
| 89 | Augustus Dotton | 58 | Head | Trainman | New Jersey |
| 90 | M. Veronica Dotton | 43 | Wife-H | — | New Jersey |
| 91 | Robinson | None | — | — | — |
| 92 | — | None | — | — | — |
| 93 | Herbert Hughes | 47 | Head | Teacher | New Jersey |
| 94 | Mary C. Hughes | 46 | Wife-H | — | Pennsylvania |
| 95 | Catherine Hughes | 20 | Daughter | — | Pennsylvania |
| 96 | Homer Hughes | 11 | Son | — | Pennsylvania |
| 97 | Galen D. Gross | 68 | Head | Janitor | Pennsylvania |
| 98 | Emeline Gross | 57 | Wife-H | — | Pennsylvania |
| 99 | Dorothy Gross | 23 | Daughter | Teller | Pennsylvania |
| 100 | — | None | — | — | — |
Related Census Records
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)