JV
James Vaughn — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Allen-County, Indiana
Our Model Tree links this James Vaughn across the 1930 and 1940 US Censuses in Allen-County, Indiana (XGBoost, ~Confirmed) — first a son (b.~1923), then head of a 7-person household.
Age 17
b. ~1923
Male
Son
Born: Indiana
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Allen-County, Indiana |
| Surname | Vaughn |
| Given Name | James |
| Relationship to Head | son |
| Sex | M |
| Color / Race | White |
| Age | 17 |
| Marital Status | Single |
| Birthplace | Indiana |
| 1935 Residence (City) | Lake Township |
| 1935 Residence (County) | Allen |
| Additional Details | |
| Industry | 0 |
| Highest Grade | H-2 |
| 1935 Residence | Same place |
| Birth State | Indiana |
| Birth Country | United States |
| Birthplace (normalized) | indiana |
| Township / Ward | Lake 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.
7 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to James | Age | Birth yr |
|---|---|---|---|---|
| Fred Vaughn | Head | — | 49 | ~1891 |
| Agnes Vaughn | Spouse | — | 47 | ~1893 |
| Kenneth Vaughn | Son | — | 18 | ~1922 |
| June Vaughn | Daughter | — | 8 | ~1932 |
| Hildie Vaughn | Daughter | — | 15 | ~1925 |
| Otlyss Vaughn | Daughter | — | 11 | ~1929 |
| James Vaughn | Son | — | 17 | ~1923 |
Census Appearances
1930
Allen, Indiana
Son, age 7
Allen, Indiana · implied b. ~1923 — 9 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Vaughn |
| Given Name | James A |
| 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 |
| Birth State | Indiana |
| Birth Country | United States |
| Birthplace (normalized) | indiana |
1940
Allen-County, Indiana
Son, age 17
Allen-County, Indiana · implied b. ~1923 — 7 household members
| Surname | Vaughn |
| Given Name | James |
| Relationship to Head | son |
| Sex | M |
| Color / Race | White |
| Age | 17 |
| Marital Status | Single |
| Birthplace | Indiana |
| 1935 Residence (City) | Lake Township |
| 1935 Residence (County) | Allen |
| Industry | 0 |
| 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 James Vaughn across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
James Vaughn
Son · 1940 · age 17 · b. ~1923 · Indiana
★ You are viewing this record
Sibling
Otlyss Vaughn
Sibling · 1940 · age 11
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
June Vaughn
Sibling · 1940 · age 8
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Hildie Vaughn
Sibling · 1940 · age 15
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Kenneth Vaughn
Sibling · 1940 · age 18
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-t0627-01025-00364)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Martha Thelgen | 13 | daughter | — | Indiana |
| 2 | Eileen Thelgen | 9 | daughter | — | Indiana |
| 3 | Howard Thelgen | 6 | son | — | Indiana |
| 4 | Carl M. Fulghum | 47 | Head | Farmer | Indiana |
| 5 | Clara M. Fulghum | 43 | Wife | — | Indiana |
| 6 | Merle Fulghum | 23 | son | Farmer | Indiana |
| 7 | Helen Fulghum | 22 | daughter | Boarding Machine | Indiana |
| 8 | Dorothy Fulghum | 12 | daughter | — | Indiana |
| 9 | John W. Blazer | 72 | Head | Farmer | Ohio |
| 10 | Florence Blazer | 61 | Wife | — | Ohio |
| 11 | Justus Sherwood | 63 | Head | Farmer | Indiana |
| 12 | Rosetta Sherwood | 52 | Wife | — | Kansas |
| 13 | Billie Boggan | 8 | orphan | — | Indiana |
| 14 | Paul Romer | 55 | hired hand | Poultry Raiser | California |
| 15 | Eva Romer | 50 | wife | House Helper | Indiana |
| 16 | William E. Reff | 67 | Head | Farmer | Indiana |
| 17 | Cordelia Reff | 78 | Wife | — | Indiana |
| 18 | Mary E. Ryan | 71 | Head | — | Indiana |
| 19 | Eugene Ryan | 49 | son | Farmer | Indiana |
| 20 | Edward Ryan | 48 | son | Farm Helper | Indiana |
| 21 | Mary Ryan | 51 | daughter | Coil Winder | Indiana |
| 22 | Fred Vaughn | 49 | Head | Bill Distributor | Indiana |
| 23 | Agnes Vaughn | 47 | Wife | — | Indiana |
| 24 | Kenneth Vaughn | 18 | son | Farm Helper | Indiana |
| 25 | James Vaughn THIS PERSON | 17 | son | — | Indiana |
| 26 | Hildie Vaughn | 15 | daughter | — | Indiana |
| 27 | Otlyss Vaughn | 11 | daughter | — | Indiana |
| 28 | June Vaughn | 8 | daughter | — | Indiana |
| 29 | Lorenzo Westrick | 40 | Head | Farmer | Indiana |
| 30 | Ethelmay Westrick | 19 | daughter | Saleswoman | Indiana |
| 31 | Margaret Westrick | 17 | daughter | — | Indiana |
| 32 | Earl Jr. Westrick | 8 | son | — | Indiana |
| 33 | Paul Westrick | 4 | son | — | Indiana |
| 34 | Fred Shelger | 73 | Head | — | Indiana |
| 35 | Paul Shelger | 51 | son | Farmer | Indiana |
| 36 | Ernest Shelger | 35 | son | Farmer | Indiana |
| 37 | Hulda Mcgray | 36 | Lodger | Threader | Indiana |
| 38 | Mary Bowen | 64 | Head | Chocolate Maker | Indiana |
| 39 | Charles Bowen | 62 | Lodger | Farm Hand | Indiana |
| 40 | Marjorie Warren | 32 | 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)