DB
Donald Brown — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Allen-County, Indiana
Our Model Tree links this Donald Brown across the 1930 and 1940 US Censuses in Allen-County, Indiana (XGBoost, ~Confirmed) — first a son (b.~1924), then head of a 17-person household.
Age 16
b. ~1924
Male
Son
Born: Indiana
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Allen-County, Indiana |
| Surname | Brown |
| Given Name | Donald |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 16 |
| Marital Status | Single |
| Birthplace | Indiana |
| 1935 Residence (City) | Ft. Wayne |
| 1935 Residence (County) | Allen |
| Additional Details | |
| Class of Worker | 0 |
| Hours Worked | 0 |
| Highest Grade | 8 |
| 1935 Residence | Same House |
| Birth State | Indiana |
| Birth Country | United States |
| Birthplace (normalized) | indiana |
| Township / Ward | Ft Wayne |
| Est. Birth Year | ~1924 |
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.
17 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Donald | Age | Birth yr |
|---|---|---|---|---|
| Evelyn Brown | Daughter | — | ~1940 | |
| Marie Leon-Vitontonio | Daughter | — | 12 | ~1928 |
| Rose Brown | Daughter | — | 13 | ~1927 |
| Mary Leon-Vitontonio | Daughter | — | 10 | ~1930 |
| Joan Brown | Daughter | — | 4 | ~1936 |
| Alfred Brown | Head | — | 43 | ~1897 |
| Head Leon-Vitontonio | Other | — | — | |
| Joseph Leon-Vitontonio | Son | — | 14 | ~1926 |
| Thomas Brown | Son | — | 8 | ~1932 |
| Patsy Leon-Vitontonio | Son | — | 8 | ~1932 |
| Raymond Brown | Son | — | 14 | ~1926 |
| Donald Brown | Son | — | 16 | ~1924 |
| Lawrence Leon-Vitontonio | Son | — | 5 | ~1935 |
| John Leon-Vitontonio | Son | — | 18 | ~1922 |
| Tony Leon-Vitontonio | Son | — | 16 | ~1924 |
| Caroline Leon-Vitontonio | Spouse | — | 39 | ~1901 |
| Margaret Brown | Spouse | — | 43 | ~1897 |
Census Appearances
1930
Allen, Indiana
Son, age 6
Allen, Indiana · implied b. ~1924 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Brown |
| Given Name | Donald |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 6 |
| Marital Status | Single |
| Birthplace | Indiana |
| Father's Birthplace | Indiana |
| Mother's Birthplace | Indiana |
| Birth State | Indiana |
| Birth Country | United States |
| Birthplace (normalized) | indiana |
1940
Allen-County, Indiana
Son, age 16
Allen-County, Indiana · implied b. ~1924 — 17 household members
| Surname | Brown |
| Given Name | Donald |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 16 |
| Marital Status | Single |
| Birthplace | Indiana |
| 1935 Residence (City) | Ft. Wayne |
| 1935 Residence (County) | Allen |
| Class of Worker | 0 |
| Hours Worked | 0 |
| Highest Grade | 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 Donald Brown across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Donald Brown
Son · 1940 · age 16 · b. ~1924 · Indiana
★ You are viewing this record
Sibling
Thomas Brown
Sibling · 1940 · age 8
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
John Leon-Vitontonio
Sibling · 1940 · age 18
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Rose Brown
Sibling · 1940 · age 13
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Patsy Leon-Vitontonio
Sibling · 1940 · age 8
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Evelyn Brown
Sibling · 1940 · age
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Joan Brown
Sibling · 1940 · age 4
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Mary Leon-Vitontonio
Sibling · 1940 · age 10
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Marie Leon-Vitontonio
Sibling · 1940 · age 12
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Tony Leon-Vitontonio
Sibling · 1940 · age 16
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Lawrence Leon-Vitontonio
Sibling · 1940 · age 5
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Raymond Brown
Sibling · 1940 · age 14
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Joseph Leon-Vitontonio
Sibling · 1940 · age 14
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 — Allen-County, Indiana
Open full size
1940 US Federal Census — Allen-County, Indiana
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01117-00271)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | William Hiddaugh | 16 | Son | — | Indiana |
| 42 | Helen Hiddaugh | 15 | Daughter | — | Indiana |
| 43 | Margaret Hiddaugh | 24 | Daughter | House Keeper | Indiana |
| 44 | Kenneth Bogan | 30 | Son-in-law | Machinist | Indiana |
| 45 | Mary Bogan | 26 | Daughter | — | Indiana |
| 46 | Kenneth Bogan | 3 | Grandson | — | Indiana |
| 47 | Kenneth Bogan | 1 | Grandson | — | Indiana |
| 48 | Robert Roller | 53 | Head | Truck Driver | Indiana |
| 49 | Gladys Roller | 48 | Wife | — | Indiana |
| 50 | Robert Roller | 22 | Son | Truck Driver | Indiana |
| 51 | Cleatus Roller | 14 | Son | — | Indiana |
| 52 | Margaret Hill | 29 | Head | Presser | Indiana |
| 53 | Dalton Eugene Hill | 16 | Son | — | Indiana |
| 54 | Grace Hill | 12 | Daughter | — | Indiana |
| 55 | Dolores Hill | 11 | Daughter | — | Indiana |
| 56 | Charles Hill | 6 | Son | — | Indiana |
| 57 | James Blay | 59 | Head | Roofer | Indiana |
| 58 | Jessie Blay | 57 | Wife | — | Ohio |
| 59 | Clarence Swen | 35 | Lodger | Watchman | Indiana |
| 60 | Wesley Matey | 24 | Lodger | Draftsman | Minnesota |
| 61 | Alfred Brown | 43 | Head | Carpenter | Indiana |
| 62 | Margaret Brown | 43 | Wife | — | Indiana |
| 63 | Donald Brown THIS PERSON | 16 | Son | — | Indiana |
| 64 | Raymond Brown | 14 | Son | — | Indiana |
| 65 | Rose Mae Brown | 13 | Daughter | — | Indiana |
| 66 | Thomas Brown | 8 | Son | — | Indiana |
| 67 | Joan Brown | 4 | Daughter | — | Indiana |
| 68 | Evelyn Brown | 0 | Daughter | — | Indiana |
| 69 | Head Leon-Vitontonio | None | M | — | Pa |
| 70 | Caroline Leon-Vitontonio | 39 | Wife | — | Italy |
| 71 | John Leon-Vitontonio | 18 | Son | — | Indiana |
| 72 | Tony Leon-Vitontonio | 16 | Son | — | Indiana |
| 73 | Joseph Leon-Vitontonio | 14 | Son | — | Indiana |
| 74 | Marie May Leon-Vitontonio | 12 | Daughter | — | Indiana |
| 75 | Mary Ellen Leon-Vitontonio | 10 | Daughter | — | Indiana |
| 76 | Patsy Leon-Vitontonio | 8 | Son | — | Indiana |
| 77 | Lawrence Leon-Vitontonio | 5 | Son | — | Indiana |
| 78 | John Milan | 57 | Head | Laborer | Tennessee |
| 79 | Sena Milan | 47 | Wife | — | Kentucky |
| 80 | Sam Kelly | 47 | Head | Janitor | Florida |
Related Census Records
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)