MC
Mary Clarke — 1930 US Census Record
Linked across censuses1930 United States Federal Census · Marion, Indiana
Our Model Tree links this Mary Clarke across the 1920 and 1930 US Censuses in Marion, Indiana (XGBoost, ~Confirmed) — first a daughter (b.~1907), then head of a 12-person household.
Age 23
b. ~1907
Female
Daughter
Born: Indiana
Single
1930 Census Record Details
| Census Year | 1930 |
| Location | Marion, Indiana |
| Surname | Clarke |
| Given Name | Mary E. |
| Relationship to Head | daughter |
| Sex | F |
| Color / Race | White |
| Age | 23 |
| Marital Status | Single |
| Birthplace | Indiana |
| Father's Birthplace | Indiana |
| Mother's Birthplace | Indiana |
| Additional Details | |
| Occupation | Bookkeeper |
| Industry | Printing Co |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | Indiana |
| Birth Country | United States |
| Birthplace (normalized) | indiana |
| Occupation | Bookkeeper |
| Township / Ward | Indianapolis City |
| Est. Birth Year | ~1907 |
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.
12 people recorded at the same address in the 1930 census.
| Name | Relation to head | Relative to Mary | Age | Birth yr |
|---|---|---|---|---|
| Mary Clarke | Daughter | — | 23 | ~1907 |
| Marjorie Clarke | Daughter | — | 8 | ~1922 |
| William Clarke | Son | — | 15 | ~1915 |
| Bernice Clarke | Daughter | — | 12 | ~1918 |
| John Clarke | Son | — | 10 | ~1920 |
| Elizabeth Clarke | Other | — | 47 | ~1883 |
| Joseph Clarke | Son | — | 13 | ~1917 |
| Paul Clarke | Son | — | 2 | ~1928 |
| Francis Clarke | Son | — | 6 | ~1924 |
| Patricia Clarke | Daughter | — | 4 | ~1926 |
| Michael Clarke | Head | — | 50 | ~1880 |
| Thomas Clarke | Son | — | 21 | ~1909 |
Census Appearances
1920
Marion, Indiana
Daughter, age 13
Marion, Indiana · implied b. ~1907 — 8 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Clark |
| Given Name | Mary |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 13 |
| Marital Status | Single |
| Birthplace | Indiana |
| Father's Birthplace | Indiana |
| Mother's Birthplace | Indiana |
| Occupation | none |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Indiana |
| Birth Country | United States |
| Birthplace (normalized) | indiana |
1930
Marion, Indiana
Daughter, age 23
Marion, Indiana · implied b. ~1907 — 12 household members
| Surname | Clarke |
| Given Name | Mary E. |
| Relationship to Head | daughter |
| Sex | F |
| Color / Race | White |
| Age | 23 |
| Marital Status | Single |
| Birthplace | Indiana |
| Father's Birthplace | Indiana |
| Mother's Birthplace | Indiana |
| Occupation | Bookkeeper |
| Industry | Printing Co |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | Indiana |
| Birth Country | United States |
| Birthplace (normalized) | indiana |
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 Mary Clarke across 2 US Census years (1920 and 1930) in Marion, Indiana, using XGBoost record linkage.
Show:
This person
Anchor record
Mary Clarke
Daughter · 1930 · age 23 · b. ~1907 · Indiana
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Sibling
Patricia Clarke
Sibling · 1930 · age 4
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
William Clarke
Sibling · 1930 · age 15
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Bernice Clarke
Sibling · 1930 · age 12
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Joseph Clarke
Sibling · 1930 · age 13
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Francis Clarke
Sibling · 1930 · age 6
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Paul Clarke
Sibling · 1930 · age 2
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Thomas Clarke
Sibling · 1930 · age 21
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Marjorie Clarke
Sibling · 1930 · age 8
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
John Clarke
Sibling · 1930 · age 10
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 — Marion, Indiana
Open full size
1930 US Federal Census — Marion, Indiana
Page Contents
50 people indexed on this census page (ia:1930:indianacensus00reel614:0124)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 51 | Henry Brandt | 69 | Head | Carpenter | Germany |
| 52 | Ida Brandt | 59 | Wife-H | None | Indiana |
| 53 | Harold C. Brandt | 27 | son | Bookkeeping | Indiana |
| 54 | Henry W. Brandt | 23 | son | Carpenter | Indiana |
| 55 | Leslie C. Brandt | 22 | son | Carpenter | Indiana |
| 56 | Maldwyn E. Jones | 39 | Head | Certificate Engin | Ohio |
| 57 | Freda A. Jones | 24 | Wife-H | None | Missouri |
| 58 | Roberta J. Jones | 2 | daughter | None | Indiana |
| 59 | Robert G. Seacert | 36 | Head | Owner | Indiana |
| 60 | Anna Seacert | 73 | Head-y | None | Germany |
| 61 | Edna S.W. Seacert | 30 | daughter | None | Indiana |
| 62 | Emil J. Seacert | 33 | son | Manager | Indiana |
| 63 | Charles L. Yorke | 55 | Head | Rev. Dept. Com. | Indiana |
| 64 | Mary E. Yorke | 52 | Wife-H | None | Indiana |
| 65 | George J. Yorke | 77 | Head | None | Indiana |
| 66 | Frances S. Yorke | 61 | Wife-H | None | Indiana |
| 67 | Donald D. Tuskover | 35 | Head | Watch Inspector | Indiana |
| 68 | Myrtle Tuskover | 33 | Wife-H | None | Indiana |
| 69 | Dorothy Tuskover | 14 | daughter | None | Indiana |
| 70 | Martha L. Tuskover | 9 | daughter | None | Indiana |
| 71 | Betty A. Tuskover | 2 | daughter | None | Indiana |
| 72 | Michael F. Clarke | 50 | Head | Contractor | Indiana |
| 73 | Elizabeth R. Clarke | 47 | Wife-H | None | Indiana |
| 74 | Mary E. Clarke THIS PERSON | 23 | daughter | Bookkeeper | Indiana |
| 75 | Thomas J. Clarke | 21 | son | None | Indiana |
| 76 | William R. Clarke | 15 | son | None | Indiana |
| 77 | Joseph L. Clarke | 13 | son | None | Indiana |
| 78 | Bernice E. Clarke | 12 | daughter | None | Indiana |
| 79 | John R. Clarke | 10 | son | None | Indiana |
| 80 | Marjorie Clarke | 8 | daughter | None | Indiana |
| 81 | Francis E. Clarke | 6 | son | None | Indiana |
| 82 | Patricia A. Clarke | 4 | daughter | None | Indiana |
| 83 | Paul J. Clarke | 2 | son | None | Indiana |
| 84 | Louis J. Wendling | 35 | Head | Photographer | Indiana |
| 85 | Beatrice P. Wendling | 30 | Wife-H | None | Indiana |
| 86 | Mary F. Wendling | 4 | daughter | None | Indiana |
| 87 | Louis J. Jr. Wendling | 2 | daughter | None | Indiana |
| 88 | Leo E. Shurter | 36 | Head | Duco Sprayer | Indiana |
| 89 | Halley B. Shurter | 31 | Wife-H | None | Kentucky |
| 90 | Virginia L. Shurter | 12 | daughter | None | Indiana |
| 91 | Roscoe T. Hand | 28 | Head | Machinist | Indiana |
| 92 | Clara A. Hand | 27 | Wife-H | None | Wisconsin |
| 93 | Alfie A. Williams | 41 | Head | Operator | Kentucky |
| 94 | Florence M. Williams | 28 | Wife-H | None | Indiana |
| 95 | Edward Jenkins | 46 | Head | Salesman | Indiana |
| 96 | Katherine A. Jenkins | 47 | Wife-H | Sales None | Indiana |
| 97 | Harold S. Jenkins | 22 | son | Machinist | Indiana |
| 98 | Ethel L. Jenkins | 16 | daughter | None | Indiana |
| 99 | Walter T. Christian | 29 | Head | Power Dispatcher | Indiana |
| 100 | Martha F. Christian | 27 | Wife-H | None | Indiana |
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)