MV
Mary Vaughan — 1930 US Census Record
Linked across censuses1930 United States Federal Census · Boone, Iowa
Our Model Tree links this Mary Vaughan across the 1920 and 1930 US Censuses in Boone, Iowa (XGBoost, ~Confirmed) — first a daughter (b.~1917), then head of a 10-person household.
Age 13
b. ~1917
Female
Daughter
Born: Iowa
Single
1930 Census Record Details
| Census Year | 1930 |
| Location | Boone, Iowa |
| Surname | Vaughan |
| Given Name | Mary |
| Relationship to Head | daughter |
| Sex | F |
| Color / Race | White |
| Age | 13 |
| Marital Status | Single |
| Birthplace | Iowa |
| Father's Birthplace | New York |
| Mother's Birthplace | Iowa |
| Additional Details | |
| Occupation | none |
| Can Read/Write | Yes |
| Birth State | Iowa |
| Birth Country | United States |
| Birthplace (normalized) | iowa |
| Township / Ward | Ogden Town Part Of |
| Est. Birth Year | ~1917 |
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.
10 people recorded at the same address in the 1930 census.
| Name | Relation to head | Relative to Mary | Age | Birth yr |
|---|---|---|---|---|
| Mercedes Vaughan | Daughter | — | 16 | ~1914 |
| Mary Vaughan | Daughter | — | 13 | ~1917 |
| Dorothy Vaughan | Daughter | — | 2 | ~1928 |
| Rosa Vaughan | Daughter | — | 12 | ~1918 |
| August Vaughan | Head | — | 45 | ~1885 |
| Ruth Vaughan | Daughter | — | 6 | ~1924 |
| Leonard Vaughan | Son | — | 8 | ~1922 |
| Luella Vaughan | Daughter | — | 17 | ~1913 |
| Anna Vaughan | Daughter | — | 4 | ~1926 |
| Lillie Vaughan | Other | — | 36 | ~1894 |
Census Appearances
1920
Boone, Iowa
Daughter, age 3
Boone, Iowa · implied b. ~1917 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Vaughan |
| Given Name | Mary |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 3 |
| Marital Status | Single |
| Birthplace | Iowa |
| Father's Birthplace | New York |
| Mother's Birthplace | Iowa |
| Birth State | Iowa |
| Birth Country | United States |
| Birthplace (normalized) | iowa |
1930
Boone, Iowa
Daughter, age 13
Boone, Iowa · implied b. ~1917 — 10 household members
| Surname | Vaughan |
| Given Name | Mary |
| Relationship to Head | daughter |
| Sex | F |
| Color / Race | White |
| Age | 13 |
| Marital Status | Single |
| Birthplace | Iowa |
| Father's Birthplace | New York |
| Mother's Birthplace | Iowa |
| Occupation | none |
| Can Read/Write | Yes |
| Birth State | Iowa |
| Birth Country | United States |
| Birthplace (normalized) | iowa |
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 Vaughan across 2 US Census years (1920 and 1930) in Boone, Iowa, using XGBoost record linkage.
Show:
This person
Anchor record
Mary Vaughan
Daughter · 1930 · age 13 · b. ~1917 · Iowa
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Sibling
Rosa Vaughan
Sibling · 1930 · age 12
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Anna Vaughan
Sibling · 1930 · age 4
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Luella Vaughan
Sibling · 1930 · age 17
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Mercedes Vaughan
Sibling · 1930 · age 16
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Leonard Vaughan
Sibling · 1930 · age 8
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Dorothy Vaughan
Sibling · 1930 · age 2
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Ruth Vaughan
Sibling · 1930 · age 6
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 — Boone, Iowa
Open full size
1930 US Federal Census — Boone, Iowa
Page Contents
50 people indexed on this census page (ia:1930:iowacensus00reel644:0007)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Mary Mckeehan | 61 | Head | None | Pennsylvania |
| 2 | August Vaughan | 45 | Head | Carpenter | New York |
| 3 | Lillie Vaughan | 36 | Wife-H | None | Iowa |
| 4 | Luella Vaughan | 17 | daughter | Servant | Iowa |
| 5 | Mercedes Vaughan | 16 | daughter | None | Iowa |
| 6 | Mary Vaughan THIS PERSON | 13 | daughter | None | Iowa |
| 7 | Rosa Vaughan | 12 | daughter | None | Iowa |
| 8 | Leonard Vaughan | 8 | son | None | Iowa |
| 9 | Ruth Vaughan | 6 | daughter | None | Iowa |
| 10 | Anna Vaughan | 4 | daughter | None | Iowa |
| 11 | Dorothy Vaughan | 2 | daughter | None | Iowa |
| 12 | George O'Brien | 32 | Head | Minister | Iowa |
| 13 | Joe Mcdonough | 55 | servant | Hired Hand | Iowa |
| 14 | Jesse Vaughan | 47 | Head | None | Iowa |
| 15 | Ellen Vaughan | 48 | sister | None | Iowa |
| 16 | Edward Vaughan | 53 | brother | None | Iowa |
| 17 | Chris Stucker | 50 | Head | Manager | Germany |
| 18 | Mrs. Stucker | 47 | wife-H | None | Iowa |
| 19 | Clarence Stucker | 12 | son | None | Iowa |
| 20 | Irene Stucker | 9 | daughter | None | Iowa |
| 21 | Norman Stucker | 5 | son | None | Iowa |
| 22 | George Ulton | 61 | Head | Teamster | Illinois |
| 23 | Jane Ulton | 61 | wife-H | None | Iowa |
| 24 | Thomas A Hibbert | 44 | Head | Manager | Iowa |
| 25 | Anna Hibbert | 39 | wife-H | None | Iowa |
| 26 | William Feller | 30 | Head | Laborer | Iowa |
| 27 | Gladys Feller | 23 | wife-H | None | Iowa |
| 28 | John Peters | 55 | Head | None | Iowa |
| 29 | Sophia Peters | 51 | wife-H | None | Iowa |
| 30 | Earl Peters | 21 | son | Laborer | Iowa |
| 31 | Luella Peters | 19 | daughter | Operator | Iowa |
| 32 | Marguerit Rosacker | 69 | Head | None | Germany |
| 33 | Myrtle B Rosacker | 52 | wife-H | Doctor | Kansas |
| 34 | Russell Howard | 30 | Head | Laborer | Iowa |
| 35 | Ivy Howard | 25 | wife-H | None | United States |
| 36 | Shirley Howard | 4 | daughter | None | Wisconsin |
| 37 | Edward Garview | 25 | Head | Laborer | Iowa |
| 38 | Mary Garview | 23 | wife-H | None | Iowa |
| 39 | Arthur Lundquist | 41 | Head | Section Laborer | Iowa |
| 40 | Emma Lundquist | 39 | wife-H | None | Iowa |
| 41 | Bernadine Lundquist | 8 | daughter | None | Iowa |
| 42 | Robert Lundquist | 5 | son | None | Iowa |
| 43 | Marvin Lundquist | 3 | son | None | Iowa |
| 44 | John H Morris | 36 | Head | Carpenter | Iowa |
| 45 | Kate Morris | 38 | wife-H | None | Iowa |
| 46 | Fred L Helkins | 36 | Head | Farmer | Iowa |
| 47 | Edna Helkins | 33 | wife-H | None | Iowa |
| 48 | Garreth Helkins | 5 | son | None | Iowa |
| 49 | Charles Helkins | 55 | brother | Salesman | Iowa |
| 50 | Charles Reimers | 59 | Head | Banker | Iowa |
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)