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Mary Baird — 1930 US Census Record
Linked across censuses1930 United States Federal Census · Vermillion, Indiana
Our Model Tree links this Mary Baird across the 1920 and 1930 US Censuses in Vermillion, Indiana (XGBoost, ~Confirmed) — first a daughter (b.~1914), then head of a 11-person household.
Age 16
b. ~1914
Female
Daughter
Born: Indiana
Single
1930 Census Record Details
| Census Year | 1930 |
| Location | Vermillion, Indiana |
| Surname | Baird |
| Given Name | Mary E. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 16 |
| Marital Status | Single |
| Birthplace | Indiana |
| Father's Birthplace | Illinois |
| Mother's Birthplace | Indiana |
| Additional Details | |
| Can Read/Write | Yes |
| Birth State | Indiana |
| Birth Country | United States |
| Birthplace (normalized) | indiana |
| Township / Ward | Newport Town |
| Est. Birth Year | ~1914 |
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 Mary | Age | Birth yr |
|---|---|---|---|---|
| Doris Baird | Daughter | — | 2 | ~1928 |
| Ruth Baird | Daughter | — | 13 | ~1917 |
| Pearl Baird | Head | — | 46 | ~1884 |
| Margaret Baird | Daughter | — | ~1930 | |
| Mary Baird | Daughter | — | 16 | ~1914 |
| Cecil Baird | Son | — | 1 | ~1929 |
| Carl Baird | Son | — | 5 | ~1925 |
| Ivan Baird | Son | — | 4 | ~1926 |
| Victor Baird | Son | — | 9 | ~1921 |
| Inez Baird | Spouse | — | 37 | ~1893 |
| Lewis Baird | Son | — | 8 | ~1922 |
Census Appearances
1920
Vermillion, Indiana
Daughter, age 6
Vermillion, Indiana · implied b. ~1914 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Baird |
| Given Name | Mary E |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 6 |
| Marital Status | Single |
| Birthplace | Indiana |
| Father's Birthplace | Illinois |
| Mother's Birthplace | Indiana |
| Birth State | Indiana |
| Birth Country | United States |
| Birthplace (normalized) | indiana |
1930
Vermillion, Indiana
Daughter, age 16
Vermillion, Indiana · implied b. ~1914 — 11 household members
| Surname | Baird |
| Given Name | Mary E. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 16 |
| Marital Status | Single |
| Birthplace | Indiana |
| Father's Birthplace | Illinois |
| Mother's Birthplace | Indiana |
| 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 Baird across 2 US Census years (1920 and 1930) in Vermillion, Indiana, using XGBoost record linkage.
Show:
This person
Anchor record
Mary Baird
Daughter · 1930 · age 16 · b. ~1914 · Indiana
★ You are viewing this record
Sibling
Ruth Baird
Sibling · 1930 · age 13
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Victor Baird
Sibling · 1930 · age 9
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Doris Baird
Sibling · 1930 · age 2
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Ivan Baird
Sibling · 1930 · age 4
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Cecil Baird
Sibling · 1930 · age 1
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Lewis Baird
Sibling · 1930 · age 8
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Carl Baird
Sibling · 1930 · age 5
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Margaret Baird
Sibling · 1930 · age
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 — Vermillion, Indiana
Open full size
1930 US Federal Census — Vermillion, Indiana
Page Contents
50 people indexed on this census page (ia:1930:indianacensus00reel634:0477)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Ethel M. Conn | 35 | Wife | — | Indiana |
| 2 | William B. Conley | 47 | Head | Attorney | Indiana |
| 3 | Ethel A. Conley | 46 | Wife | — | Indiana |
| 4 | Betty J. Conley | 13 | Daughter | — | Indiana |
| 5 | William C. Myers | 53 | Head | Mail Carrier | Indiana |
| 6 | Estelle M. Myers | 56 | Wife | — | Indiana |
| 7 | Elizabeth Myers | 18 | Daughter | — | Indiana |
| 8 | Charles H. Thornton | 60 | Head | Clerk | Illinois |
| 9 | Laura C. Thornton | 58 | Wife | — | Indiana |
| 10 | Katherine Johnson | 51 | Head | — | Indiana |
| 11 | Martha J. Mack | 62 | Housekeeper | Housekeeper | Illinois |
| 12 | William M. Hegarty | 51 | Head | Merchant | Indiana |
| 13 | Belle P. Hegarty | 53 | Wife | — | Indiana |
| 14 | Maurice M. Hegarty | 22 | Son | — | Indiana |
| 15 | William M. Jr. Hegarty | 13 | Son | — | Indiana |
| 16 | Andrew J. Husford | 55 | Head | Merchant | Indiana |
| 17 | Jane Husford | 56 | Wife | — | Illinois |
| 18 | Glen O. Youmans | 44 | Head | Superintendent | Kansas |
| 19 | Grace E. Youmans | 38 | Wife | — | Illinois |
| 20 | Ruth G. Youmans | 17 | Son | — | Indiana |
| 21 | Alice Morehead | 70 | Head | — | Ohio |
| 22 | Iles D. Morehead | 42 | Son | Farmer | Indiana |
| 23 | George C. Morehead | 40 | Son | Farmer | Indiana |
| 24 | Francis W. Aldridge | 20 | Nephew | Farmer | Indiana |
| 25 | Sylvester Marion | 76 | Head | Farmer | Indiana |
| 26 | Ida L. Marion | 61 | Wife | — | Indiana |
| 27 | Effie Marion | 42 | Daughter | — | Indiana |
| 28 | Harry Marion | 23 | Son | Metal Finisher | Indiana |
| 29 | Laura D. Pugh | 63 | Head | — | Indiana |
| 30 | Samuel E. Pugh | 59 | Brother | Hired Hand | Indiana |
| 31 | Straude E. Ory | 42 | Head | Teamster | Indiana |
| 32 | Marion E. Ory | 14 | Son | — | Indiana |
| 33 | Mary B. Ory | 12 | Daughter | — | Indiana |
| 34 | Pearl Baird | 46 | Head | Section Foreman | Illinois |
| 35 | Inez Baird | 37 | Wife | — | Indiana |
| 36 | Mary E. Baird THIS PERSON | 16 | Daughter | — | Indiana |
| 37 | Ruth E. Baird | 13 | Daughter | — | Indiana |
| 38 | Victor W. Baird | 9 | Son | — | Indiana |
| 39 | Lewis E. Baird | 8 | Son | — | Indiana |
| 40 | Carl A. Baird | 5 | Son | — | Indiana |
| 41 | Ivan D. Baird | 4 | Son | — | Indiana |
| 42 | Doris J. Baird | 2 | Daughter | — | Indiana |
| 43 | Cecil D. Baird | 1 | Son | — | Indiana |
| 44 | Margaret J. Baird | 0 | Daughter | — | Indiana |
| 45 | Claude J. Williams | 36 | Head | Coal Dealer | Indiana |
| 46 | Greell Williams | 34 | Wife | — | Illinois |
| 47 | Louise Williams | 7 | Daughter | — | Indiana |
| 48 | Pauline Williams | 7 | Daughter | — | Indiana |
| 49 | Crawford D. Mcmullen | 39 | Head | Manager | Indiana |
| 50 | Norma Mcmullen | 36 | Wife | — | 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)