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Mary Mullen — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Vigo-County, Indiana
Our Model Tree links this Mary Mullen across the 1930 and 1940 US Censuses in Vigo-County, Indiana (XGBoost, ~Confirmed) — first a daughter (b.~1925), then head of a 6-person household.
Age 15
b. ~1925
Female
Daughter
Born: Indiana
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Vigo-County, Indiana |
| Surname | Mullen |
| Given Name | Mary |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 15 |
| Marital Status | Single |
| Birthplace | Indiana |
| 1935 Residence (City) | Harrison |
| 1935 Residence (County) | Vigo |
| Additional Details | |
| Class of Worker | 0 |
| Highest Grade | No 8 |
| 1935 Residence | Same house |
| Birth State | Indiana |
| Birth Country | United States |
| Birthplace (normalized) | indiana |
| Township / Ward | Harrison |
| Est. Birth Year | ~1925 |
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.
6 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Mary | Age | Birth yr |
|---|---|---|---|---|
| Anna Mullen | Daughter | — | 9 | ~1931 |
| Mary Mullen | Daughter | — | 15 | ~1925 |
| Dorothy Mullen | Daughter | — | 4 | ~1936 |
| John Mullen | Head | — | 54 | ~1886 |
| Harry Mullen | Son | — | 10 | ~1930 |
| Bessie Mullen | Spouse | — | 42 | ~1898 |
Census Appearances
1930
Vigo, Indiana
Daughter, age 5
Vigo, Indiana · implied b. ~1925 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Mullen |
| Given Name | Mary |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 5 |
| Marital Status | Single |
| Birthplace | Indiana |
| Father's Birthplace | Indiana |
| Mother's Birthplace | Indiana |
| Occupation | none |
| Birth State | Indiana |
| Birth Country | United States |
| Birthplace (normalized) | indiana |
1940
Vigo-County, Indiana
Daughter, age 15
Vigo-County, Indiana · implied b. ~1925 — 6 household members
| Surname | Mullen |
| Given Name | Mary |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 15 |
| Marital Status | Single |
| Birthplace | Indiana |
| 1935 Residence (City) | Harrison |
| 1935 Residence (County) | Vigo |
| Class of Worker | 0 |
| Highest Grade | No 8 |
| 1935 Residence | Same house |
| 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 Mullen across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Mary Mullen
Daughter · 1940 · age 15 · b. ~1925 · Indiana
★ You are viewing this record
Sibling
Anna Mullen
Sibling · 1940 · age 9
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Harry Mullen
Sibling · 1940 · age 10
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Dorothy Mullen
Sibling · 1940 · age 4
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
1940 US Federal Census — Vigo-County, Indiana
Open full size
1940 US Federal Census — Vigo-County, Indiana
Page Contents
37 people indexed on this census page (nara:1940:m-t0627-01104-00833)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Clarence Mann | 26 | Head | Labor | Indiana |
| 42 | Evelyn Mann | 27 | Wife | — | Indiana |
| 43 | Lula V. Mann | 5 | Daughter | — | Indiana |
| 44 | Clarence Mann | 2 | Son | — | Indiana |
| 45 | Robert Mann | 0 | Son | — | Indiana |
| 46 | Eva Hauscher | 46 | Head | — | Indiana |
| 47 | Mattie Scott | 80 | Mother | — | Indiana |
| 48 | Robert Robinson | 60 | Head | Water Softening Pumper | Illinois |
| 49 | Florence Robinson | 44 | Wife | — | Indiana |
| 50 | Sara Wilkie | 19 | Daughter | Labor | Indiana |
| 51 | John Wilkie | 17 | Son | — | Indiana |
| 52 | Paul Waggoner | 41 | Head | Labor | Indiana |
| 53 | Elsie K. Waggoner | 37 | Wife | — | Indiana |
| 55 | Egra Cole | 44 | Head | Grinder | Indiana |
| 56 | Edith Cole | 13 | Wife | — | Indiana |
| 57 | Charles Cole | 12 | Son | — | Indiana |
| 58 | Frank Dunham | 47 | Head | Tree Trimmer | Illinois |
| 59 | Goldie Dunham | 42 | Wife | — | Indiana |
| 60 | Clifford Dunham | 18 | Son | Fireman Reforestation | Missouri |
| 61 | Charles Dunham | 8 | Son | — | Indiana |
| 62 | Victor Raines | 42 | Head | Conductor | Illinois |
| 63 | Inez Raines | 44 | Wife | — | Illinois |
| 65 | John Mullen | 54 | Head | Watchman Concrete Project | West Virginia |
| 66 | Bessie Mullen | 42 | Wife | — | Indiana |
| 67 | Mary Mullen THIS PERSON | 15 | Daughter | — | Indiana |
| 68 | Harry Mullen | 10 | Son | — | Indiana |
| 69 | Anna S. Mullen | 9 | Daughter | — | Indiana |
| 70 | Dorothy Mullen | 4 | Daughter | — | Indiana |
| 71 | Jesse Everhart | 58 | Head | Labor | Indiana |
| 72 | Ida Everhart | 59 | Wife | — | Kansas |
| 74 | Joseph Wernyer | 31 | Head | — | Indiana |
| 75 | Ruth Todd | 75 | Head | — | Indiana |
| 76 | Clyde Todd | 23 | Son | Labor-Foreman | Illinois |
| 77 | Lotten Todd | 20 | Son | Labor-Carpenter | Indiana |
| 78 | Jacquelene Todd | 18 | Daughter | Labor Extra Help | Indiana |
| 79 | Warren Todd | 15 | Son | — | Indiana |
| 80 | Lyndon Todd | 12 | Son | — | Indiana |
About This Record & Model Tree
This record was independently indexed by YourRoots from the 1940 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)