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Mary Gillespie — 1930 US Census Record
Linked across censuses1930 United States Federal Census · Marion, Indiana
Our Model Tree links this Mary Gillespie across the 1930 and 1940 US Censuses in Marion, Indiana (XGBoost, ~Confirmed) — first a daughter (b.~1915), then head of a 12-person household.
Age 15
b. ~1915
Female
Daughter
Born: Indiana
Single
1930 Census Record Details
| Census Year | 1930 |
| Location | Marion, Indiana |
| Surname | Gillespie |
| Given Name | Mary |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 15 |
| Marital Status | Single |
| Birthplace | Indiana |
| Father's Birthplace | North Ireland |
| Mother's Birthplace | North Ireland |
| Additional Details | |
| Occupation | none |
| Can Read/Write | Yes |
| Birth State | Indiana |
| Birth Country | United States |
| Birthplace (normalized) | indiana |
| Township / Ward | Indianapolis City |
| Est. Birth Year | ~1915 |
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 |
|---|---|---|---|---|
| Ellen Gillespie | Other | — | 46 | ~1884 |
| James Gillespie | Daughter | — | 12 | ~1918 |
| Agnes Gillespie | Daughter | — | 9 | ~1921 |
| John Gillespie | Son | — | 17 | ~1913 |
| Catherine Gillespie | Daughter | — | 14 | ~1916 |
| John Gillespie | Head | — | 45 | ~1885 |
| Joan Gillespie | Daughter | — | 4 | ~1926 |
| Mary Gillespie | Daughter | — | 15 | ~1915 |
| Margaret Gillespie | Daughter | — | 20 | ~1910 |
| Dan Gillespie | Other | — | 42 | ~1888 |
| Anna Gillespie | Daughter | — | 13 | ~1917 |
| Theresa Gillespie | Daughter | — | 7 | ~1923 |
Census Appearances
1930
Marion, Indiana
Daughter, age 15
Marion, Indiana · implied b. ~1915 — 12 household members
| Surname | Gillespie |
| Given Name | Mary |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 15 |
| Marital Status | Single |
| Birthplace | Indiana |
| Father's Birthplace | North Ireland |
| Mother's Birthplace | North Ireland |
| Occupation | none |
| Can Read/Write | Yes |
| Birth State | Indiana |
| Birth Country | United States |
| Birthplace (normalized) | indiana |
1940
Marion-County, Indiana
Spouse, age 25
Marion-County, Indiana · implied b. ~1915 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Gillespie |
| Given Name | Margaret Q. |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 25 |
| Marital Status | Married |
| Birthplace | Indiana |
| 1935 Residence (City) | Indianapolis City |
| 1935 Residence (County) | Marion |
| Occupation | Trained Nurse |
| Industry | Private Duty |
| Class of Worker | PW |
| Hours Worked | 48 |
| Income (1939) | 245 |
| Highest Grade | H 4 |
| 1935 Residence | Same place |
| 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 Gillespie across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Mary Gillespie
Daughter · 1930 · age 15 · b. ~1915 · Indiana
★ You are viewing this record
Sibling
John Gillespie
Sibling · 1930 · age 17
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
James Gillespie
Sibling · 1930 · age 12
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Margaret Gillespie
Sibling · 1930 · age 20
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Agnes Gillespie
Sibling · 1930 · age 9
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Theresa Gillespie
Sibling · 1930 · age 7
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Catherine Gillespie
Sibling · 1930 · age 14
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Joan Gillespie
Sibling · 1930 · age 4
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Anna Gillespie
Sibling · 1930 · age 13
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:indianacensus00reel614:0665)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | William Starling | 26 | Head | Brake Cleaner | Ohio |
| 2 | Rebecca Starling | 26 | Wife-H | None | Indiana |
| 3 | Henry Starling | 3 | Son | None | Indiana |
| 4 | Martha Starling | 0 | Daughter | None | Indiana |
| 5 | William Starling | 2 | Son | None | Indiana |
| 6 | Clyde Kimbley | 52 | Head | Operator | Kentucky |
| 7 | Lina Kimbley | 32 | Wife-H | None | Kentucky |
| 8 | Aaron Kimbley | 19 | Son | Machine Oper | Kentucky |
| 9 | Wilbur Kimbley | 11 | Son | None | Indiana |
| 10 | Lucile Kimbley | 5 | Daughter | None | Indiana |
| 11 | Alice M Kimbley | 0 | Daughter | None | Indiana |
| 12 | Vinnie Mccarty | 21 | Lodger | Machine Oper | Kentucky |
| 13 | Owen Filler | 30 | Head | Mechanic | Kentucky |
| 14 | Rose Filler | 27 | Wife-H | None | Kentucky |
| 15 | Mary Filler | 8 | Daughter | None | Kentucky |
| 16 | Shirley Filler | 6 | Son | None | Indiana |
| 17 | Stella Levy | 32 | Head | Cook | Kentucky |
| 18 | Woodrow Levy | 16 | Son | Helper | Kentucky |
| 19 | Alfred Levy | 13 | Son | None | Kentucky |
| 20 | Albert Levy | 10 | Son | None | Kentucky |
| 21 | Aline Levy | 8 | Daughter | None | Kentucky |
| 22 | Camille Levy | 8 | Daughter | None | Kentucky |
| 23 | Frances Levy | 3 | Daughter | None | Kentucky |
| 24 | George Levy | 1 | Son | None | Indiana |
| 25 | Ernest E Young | 31 | Head | Truck Driver | Kentucky |
| 26 | Emma Young | 28 | Wife-H | None | Indiana |
| 27 | Lillie Young | 12 | Daughter | None | Indiana |
| 28 | Margaret Young | 14 | Daughter | None | Indiana |
| 29 | Richard Young | 13 | Son | None | Indiana |
| 30 | Pearl Mae Young | 11 | Daughter | None | Indiana |
| 31 | Marion Young | 6 | Daughter | None | Indiana |
| 32 | Josiah Young | 4 | Son | None | Indiana |
| 33 | Alonzo Harrison | 55 | Head | Laborer | Indiana |
| 34 | Emma Harrison | 37 | Wife-H | None | Indiana |
| 35 | Bernice Harrison | 16 | Daughter | None | Indiana |
| 36 | John W Harrison | 9 | Son | None | Indiana |
| 37 | Alonzo Jr Harrison | 2 | Son | None | Indiana |
| 38 | Max Summerfield | 52 | Lodger | Retired | Indiana |
| 39 | John Gillespie | 45 | Head | Laborer | North Ireland |
| 40 | Ellen Gillespie | 46 | Wife-H | None | North Ireland |
| 41 | Dan Gillespie | 42 | Brother | Laborer | North Ireland |
| 42 | Margaret Gillespie | 20 | Daughter | Bookkeeper | North Ireland |
| 43 | John Gillespie | 17 | Son | None | Indiana |
| 44 | Mary Gillespie THIS PERSON | 15 | Daughter | None | Indiana |
| 45 | Catherine Gillespie | 14 | Daughter | None | Indiana |
| 46 | Anna Gillespie | 13 | Daughter | None | Indiana |
| 47 | James Gillespie | 12 | Daughter | None | Indiana |
| 48 | Agnes Gillespie | 9 | Daughter | None | Indiana |
| 49 | Theresa Gillespie | 7 | Daughter | None | Indiana |
| 50 | Joan Gillespie | 4 | Daughter | 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)