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Eugene Brown — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Brown-County, Indiana
Our Model Tree links this Eugene Brown across the 1930 and 1940 US Censuses in Brown-County, Indiana (XGBoost, ~Confirmed) — first a son (b.~1923), then head of a 11-person household.
Age 17
b. ~1923
Male
Son
Born: Indiana
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Brown-County, Indiana |
| Surname | Brown |
| Given Name | Eugene |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 17 |
| Marital Status | Single |
| Birthplace | Indiana |
| 1935 Residence (City) | Washington township |
| 1935 Residence (County) | Brown |
| Additional Details | |
| Highest Grade | H 2 |
| 1935 Residence | Same place |
| Birth State | Indiana |
| Birth Country | United States |
| Birthplace (normalized) | indiana |
| Township / Ward | Washington Township |
| Est. Birth Year | ~1923 |
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 1940 census.
| Name | Relation to head | Relative to Eugene | Age | Birth yr |
|---|---|---|---|---|
| Lou Brown | Daughter | — | 1 | ~1939 |
| Kay Brown | Daughter | — | 3 | ~1937 |
| Virgil Brown | Head | — | 43 | ~1897 |
| James Neff | Other | — | 81 | ~1859 |
| Amanda Neff | Other | — | 73 | ~1867 |
| Wayne Brown | Son | — | 15 | ~1925 |
| Eugene Brown | Son | — | 17 | ~1923 |
| Marshall Brown | Son | — | 10 | ~1930 |
| Noel Brown | Son | — | 6 | ~1934 |
| Dale Brown | Son | — | 12 | ~1928 |
| Ruth Brown | Spouse | — | 39 | ~1901 |
Census Appearances
1930
Brown, Indiana
Son, age 7
Brown, Indiana · implied b. ~1923 — 9 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Brown |
| Given Name | Eugene |
| Relationship to Head | son |
| Sex | M |
| Color / Race | White |
| Age | 7 |
| Marital Status | Single |
| Birthplace | Indiana |
| Father's Birthplace | Indiana |
| Mother's Birthplace | Indiana |
| Occupation | none |
| Can Read/Write | Yes |
| Birth State | Indiana |
| Birth Country | United States |
| Birthplace (normalized) | indiana |
1940
Brown-County, Indiana
Son, age 17
Brown-County, Indiana · implied b. ~1923 — 11 household members
| Surname | Brown |
| Given Name | Eugene |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 17 |
| Marital Status | Single |
| Birthplace | Indiana |
| 1935 Residence (City) | Washington township |
| 1935 Residence (County) | Brown |
| Highest Grade | H 2 |
| 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 Eugene Brown across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Eugene Brown
Son · 1940 · age 17 · b. ~1923 · Indiana
★ You are viewing this record
Sibling
Kay Brown
Sibling · 1940 · age 3
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Lou Brown
Sibling · 1940 · age 1
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Marshall Brown
Sibling · 1940 · age 10
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Noel Brown
Sibling · 1940 · age 6
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Wayne Brown
Sibling · 1940 · age 15
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Dale Brown
Sibling · 1940 · age 12
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 — Brown-County, Indiana
Open full size
1940 US Federal Census — Brown-County, Indiana
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01028-00791)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Bernie Petro | 58 | Head | Co. Auditor | Indiana |
| 2 | Myrtle Petro | 57 | Wife | — | Indiana |
| 3 | Harold B Petro | 17 | Son | — | Indiana |
| 4 | Ronal A. Batten | 44 | Head | Farmer | Texas |
| 5 | Lucy Batten | 43 | Wife | — | Indiana |
| 6 | John Jr. Gregg | 67 | Head | Saddle Maker | Indiana |
| 7 | Sarah Gregg | 57 | Wife | — | Iowa |
| 8 | Helen Gregg | 13 | Granddaughter | — | California |
| 9 | Layton Terrill | 19 | Servant | Farm Working | South Dakota |
| 10 | Pearl Smith | 24 | Servant | Housekeeper | Indiana |
| 11 | William Griner | 73 | Head | Farmer | Indiana |
| 12 | Gladys Miller | 38 | Daughter | — | Indiana |
| 13 | Marilyn Miller | 2 | Granddaughter | — | Indiana |
| 14 | Thomas N Messina | 55 | Head | Farmer | Italy |
| 15 | Nellie Messina | 52 | Wife | — | Tennessee |
| 16 | Ruth Messina | 23 | Daughter | — | Illinois |
| 17 | Mary Messina | 18 | Daughter | — | Illinois |
| 18 | Antoinette Messina | 14 | Daughter | — | Illinois |
| 19 | Carl Messina | 12 | Son | — | Indiana |
| 20 | Betty Jean Messina | 10 | Daughter | — | Indiana |
| 21 | Armina Richard | 74 | Head | — | Tennessee |
| 22 | Omer L. Clark | 58 | Head | Carpentering | Indiana |
| 23 | Lena Clark | 57 | Wife | — | Indiana |
| 24 | Richard Clark | 17 | Grandson | — | Indiana |
| 25 | Margaret Clark | 16 | Daughter | — | Indiana |
| 26 | Virgil E. Brown | 43 | Head | Farmer | Indiana |
| 27 | Ruth Brown | 39 | Wife | — | Indiana |
| 28 | Eugene Brown THIS PERSON | 17 | Son | — | Indiana |
| 29 | Wayne Brown | 15 | Son | — | Indiana |
| 30 | Dale Brown | 12 | Son | — | Indiana |
| 31 | Marshall Brown | 10 | Son | — | Indiana |
| 32 | Noel Brown | 6 | Son | — | Indiana |
| 33 | Kay Brown | 3 | Daughter | — | Indiana |
| 34 | Lou Ann Brown | 1 | Daughter | — | Indiana |
| 35 | James D Neff | 81 | Father-in-law | — | Indiana |
| 36 | Amanda L Neff | 73 | Mother-in-law | — | Indiana |
| 37 | Gordon Smith | 60 | Head | Farmer | Indiana |
| 38 | Bertha Smith | 53 | Wife | — | Indiana |
| 39 | Oliver Miller | 66 | Head | — | Indiana |
| 40 | Betsy Kline | 36 | Daughter | — | 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)