JH
John Humphrey — 1940 US Census Record
Model Tree available1940 United States Federal Census · St.-Joseph-County, Indiana
Our Model Tree links this John Humphrey across the 1920, 1930 and 1940 US Censuses in St.-Joseph-County, Indiana (XGBoost, ~Confirmed), with identified parents Aloysius & Edna — first a head (b.~1915), then head of a 5-person household.
Age 25
b. ~1915
Male
Head
Born: Indiana
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | St.-Joseph-County, Indiana |
| Surname | Humphrey |
| Given Name | John D. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 25 |
| Marital Status | Married |
| Birthplace | Indiana |
| 1935 Residence (City) | South Bend |
| 1935 Residence (County) | St. Joseph |
| Additional Details | |
| Occupation | truck driver |
| Industry | milk dairy |
| Class of Worker | PW |
| Hours Worked | 76 |
| Income (1939) | 1326 |
| Highest Grade | Hs 4 |
| 1935 Residence | Same place |
| Birth State | Indiana |
| Birth Country | United States |
| Birthplace (normalized) | indiana |
| Occupation | Truck Driver |
| Township / Ward | South Bend |
| Est. Birth Year | ~1915 |
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.
5 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to John | Age | Birth yr |
|---|---|---|---|---|
| Sharon Humphrey | Daughter | — | 1 | ~1939 |
| John Humphrey | Son | — | 4 | ~1936 |
| Frances Humphrey | Spouse | — | 25 | ~1915 |
| Margaret Humphrey | Daughter | — | 1 | ~1939 |
| John Humphrey | Head | — | 25 | ~1915 |
Census Appearances
1920
St Joseph, …
Son, age 5
St Joseph, Indiana · implied b. ~1915 — 8 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Humphrey |
| Given Name | John |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 5 |
| Marital Status | Single |
| Birthplace | Indiana |
| Father's Birthplace | Indiana |
| Mother's Birthplace | Indiana |
| Birth State | Indiana |
| Birth Country | United States |
| Birthplace (normalized) | indiana |
1930
St Joseph, …
Son, age 15
St Joseph, Indiana · implied b. ~1915 — 9 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Humphrey |
| Given Name | John E. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 15 |
| Marital Status | Single |
| Birthplace | Indiana |
| Father's Birthplace | Indiana |
| Mother's Birthplace | Indiana |
| Can Read/Write | Yes |
| Birth State | Indiana |
| Birth Country | United States |
| Birthplace (normalized) | indiana |
1940
St.-Joseph-County, Indiana
Head, age 25
St.-Joseph-County, Indiana · implied b. ~1915 — 5 household members
| Surname | Humphrey |
| Given Name | John D. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 25 |
| Marital Status | Married |
| Birthplace | Indiana |
| 1935 Residence (City) | South Bend |
| 1935 Residence (County) | St. Joseph |
| Occupation | truck driver |
| Industry | milk dairy |
| Class of Worker | PW |
| Hours Worked | 76 |
| Income (1939) | 1326 |
| Highest Grade | Hs 4 |
| 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 John Humphrey across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Aloysius Humphrey (~0.92 confidence) and mother Edna Humphrey (~0.92 confidence). The pedigree spans 1 generation with 2 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Aloysius Humphrey
b. ~1884
Source father
● Household
· direct · ~0.92
Mother
Edna Humphrey
b. ~1887
Source mother
● Household
· direct · ~0.92
This person
Anchor record
John Humphrey
Head · 1940 · age 25 · b. ~1915 · Indiana
★ You are viewing this record
Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1940 US Federal Census — St.-Joseph-County, Indiana
Open full size
1940 US Federal Census — St.-Joseph-County, Indiana
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01134-00445)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Jessie M. Coddington | 56 | Wife | — | Indiana |
| 2 | Josephine Coquillard | 46 | Head | Auto Mechanic | Indiana |
| 3 | Esther D. Coquillard | 23 | Wife | — | Indiana |
| 4 | Arthur Coquillard | 14 | Son | — | Indiana |
| 5 | John D. Humphrey THIS PERSON | 25 | Head | Truck Driver | Indiana |
| 6 | Frances Humphrey | 25 | Wife | — | Indiana |
| 7 | John Jr. Humphrey | 4 | Son | — | Indiana |
| 8 | Margaret Humphrey | 1 | Daughter | — | Indiana |
| 9 | Sharon Humphrey | 1 | Daughter | — | Indiana |
| 10 | — | None | — | — | — |
| 11 | Ferdinand Remintzer | 58 | Head | Machinist | Germany |
| 12 | Bertha Remintzer | 48 | Wife | — | Indiana |
| 13 | Arthur Murray | 56 | Son-in-law | Broker | Indiana |
| 14 | Iodine Murray | 32 | Daughter | — | Indiana |
| 15 | Steve Melin | 54 | Head | Electric Welder | Poland |
| 16 | Frances Melin | 56 | Wife | — | Poland |
| 17 | Joseph Fabian | 24 | Son-in-law | Laborer | Indiana |
| 18 | Esther Fabian | 23 | Daughter | — | Ohio |
| 19 | Arlene Fabian | 3 | Daughter | — | Indiana |
| 20 | Robert Watts | 31 | Head | Policeman | Wisconsin |
| 21 | Helen Watts | 22 | Wife | — | Indiana |
| 22 | Thelma Portie | 18 | Sister-in-law | Servant | Kentucky |
| 23 | Drennan Retman | 54 | Head | Sales Manager | Kentucky |
| 24 | Hilda Retman | 55 | Wife | Typist | Indiana |
| 25 | Arthur B. Cannady | 44 | Head | Carburetor & Ignition Mechanic | Indiana |
| 26 | Louise Cannady | 47 | Wife | — | Indiana |
| 27 | Herschell Thurtzell | 27 | Son | Secretary | Indiana |
| 28 | Blanche M. Rice | 50 | Head | Laundry | Indiana |
| 29 | Helen C. Culver | 48 | Partner | Laundry | Indiana |
| 30 | Stanley S. Seeder | 35 | Head | Proprietor | Russia |
| 31 | Geraldine Seeder | 29 | Wife | — | Indiana |
| 32 | Stanley Jr. Seeder | 5 | Son | — | Indiana |
| 33 | Richard J. Seeder | 4 | Son | — | Indiana |
| 34 | Ernest J. Seeder | 1 | Son | — | Indiana |
| 35 | Sam Williams | 43 | Head | Yardman | Mississippi |
| 36 | Sarah Williams | 44 | Wife | — | Mississippi |
| 37 | Vera Williams | 17 | Daughter | — | Illinois |
| 38 | Sarah Humphrey | 72 | Mother-in-law | — | Mississippi |
| 39 | Charles Grundy | 50 | Head | Truck Driver | Indiana |
| 40 | Bessie Grundy | 57 | Wife | — | Indiana |
Pedigree Summary
John
Gen 1 · 2 parents
~0.92
Max depth 4 (1900–1950 window)
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)