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John Bradley — 1940 US Census Record
Model Tree available1940 United States Federal Census · Ste.-Genevieve-County, Missouri
Our Model Tree links this John Bradley across the 1910, 1920, 1930 and 1940 US Censuses in Ste.-Genevieve-County, Missouri (XGBoost, ~Confirmed), with identified parents Joseph & John — first a head (b.~1910), then head of a 4-person household.
Age 30
b. ~1910
Male
Head
Born: Missouri
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Ste.-Genevieve-County, Missouri |
| Surname | Bradley |
| Given Name | John H. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 30 |
| Marital Status | Married |
| Birthplace | Missouri |
| 1935 Residence (City) | Union Twp |
| 1935 Residence (County) | Ste Genevieve |
| Additional Details | |
| Occupation | Farm hand |
| Industry | Farm |
| Class of Worker | OA |
| Hours Worked | 60 |
| Income (1939) | 0 |
| Highest Grade | No 8 |
| 1935 Residence | Same place |
| Birth State | Missouri |
| Birth Country | United States |
| Birthplace (normalized) | missouri |
| Occupation | Farm Hand |
| Township / Ward | Union Twp |
| Est. Birth Year | ~1910 |
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.
4 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to John | Age | Birth yr |
|---|---|---|---|---|
| John Bradley | Head | — | 30 | ~1910 |
| Paul Bradley | Son | — | 10 | ~1930 |
| Leroy Bradley | Son | — | 5 | ~1935 |
| Vallerta Bradley | Spouse | — | 29 | ~1911 |
Census Appearances
1910
Ste Genevieve, …
Son, age 1
Ste Genevieve, Missouri · implied b. ~1909 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Bradley |
| Given Name | John H |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 1 |
| Marital Status | Single |
| Birthplace | Missouri |
| Father's Birthplace | Missouri |
| Mother's Birthplace | Missouri |
| Occupation | none |
| Birth State | Missouri |
| Birth Country | United States |
| Birthplace (normalized) | missouri |
1920
Ste Genevieve, …
Son, age 11
Ste Genevieve, Missouri · implied b. ~1909 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Bradley |
| Given Name | John H |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 11 |
| Marital Status | Single |
| Birthplace | Missouri |
| Father's Birthplace | Missouri |
| Mother's Birthplace | Missouri |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Missouri |
| Birth Country | United States |
| Birthplace (normalized) | missouri |
1930
Ste Genevieve, …
Son, age 21
Ste Genevieve, Missouri · implied b. ~1909 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Bradley |
| Given Name | John H |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 21 |
| Marital Status | Single |
| Birthplace | Missouri |
| Father's Birthplace | Missouri |
| Mother's Birthplace | Missouri |
| Occupation | Laborer |
| Industry | General Farm |
| Class of Worker | W |
| Can Read/Write | Yes |
| Veteran | No |
| Birth State | Missouri |
| Birth Country | United States |
| Birthplace (normalized) | missouri |
1940
Ste.-Genevieve-County, Missouri
Head, age 30
Ste.-Genevieve-County, Missouri · implied b. ~1910 — 4 household members
| Surname | Bradley |
| Given Name | John H. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 30 |
| Marital Status | Married |
| Birthplace | Missouri |
| 1935 Residence (City) | Union Twp |
| 1935 Residence (County) | Ste Genevieve |
| Occupation | Farm hand |
| Industry | Farm |
| Class of Worker | OA |
| Hours Worked | 60 |
| Income (1939) | 0 |
| Highest Grade | No 8 |
| 1935 Residence | Same place |
| Birth State | Missouri |
| Birth Country | United States |
| Birthplace (normalized) | missouri |
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 Bradley across 4 US Census years (1910, 1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Joseph Bradley (~0.92 confidence) and father John Bradley (~0.92 confidence) and mother Leona Bradley (~0.92 confidence). The pedigree spans 1 generation with 3 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Joseph Bradley
b. ~1882
Source father
● Household
· direct · ~0.92
Father
John Bradley
b. ~1882
Source father
● Household
· direct · ~0.92
Mother
Leona Bradley
b. ~1888
Source mother
● Household
· direct · ~0.92
This person
Anchor record
John Bradley
Head · 1940 · age 30 · b. ~1910 · Missouri
★ 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 — Ste.-Genevieve-County, Missouri
Open full size
1940 US Federal Census — Ste.-Genevieve-County, Missouri
Page Contents
28 people indexed on this census page (nara:1940:m-t0627-02155-00305)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | John L. Keel | 38 | Son | Farm Hand | Missouri |
| 2 | Joseph L. Bradley | 59 | Head | Farm Operator | Missouri |
| 3 | Fiona Bradley | 51 | Wife | — | Missouri |
| 4 | John H. Bradley THIS PERSON | 30 | Head | Farm Hand | Missouri |
| 5 | Vallerta Bradley | 29 | Wife | — | Missouri |
| 6 | Paul Linn Bradley | 10 | Son | — | Missouri |
| 7 | Leroy Bradley | 5 | Son | — | Missouri |
| 8 | Paul C. Smith | 38 | Head | Farm Operator | Missouri |
| 9 | Elsie Smith | 33 | Wife | — | Missouri |
| 10 | Shirley Mae Smith | 3 | Daughter | — | Missouri |
| 11 | Donald Lee Smith | 1 | Son | — | Missouri |
| 12 | George E. Young | 50 | Head | Farm Operator | Missouri |
| 13 | George J. Griffin | 28 | Head | Farm Operator | Missouri |
| 14 | Arleen Griffin | 29 | Wife | — | Missouri |
| 15 | Marvin C. Pigg | 35 | Head | Store Manager | Missouri |
| 16 | Golda J. Pigg | 34 | Wife | — | Missouri |
| 17 | Norman C. Pigg | 14 | Son | — | Missouri |
| 18 | Anton J. Vauth | 48 | Head | Farm Operator | Missouri |
| 19 | Rose L. Vauth | 46 | Wife | — | Missouri |
| 20 | Herbert A. Vauth | 20 | Son | Farm Hand | Missouri |
| 21 | Antonette M. Vauth | 17 | Daughter | — | Missouri |
| 22 | Raymond J. Jokerst | 50 | Head | Farm Hand | Missouri |
| 23 | Alice E. Jokerst | 47 | Wife | — | Missouri |
| 24 | Bernice E. Jokerst | 17 | Daughter | — | Missouri |
| 25 | Betty J. Jokerst | 13 | Daughter | — | Missouri |
| 26 | James E. Horton | 58 | Head | Farm Operator | Missouri |
| 27 | Nancy E. Horton | 59 | Wife | — | Missouri |
| 28 | D. Ruth Horton | 14 | Daughter | — | Missouri |
Pedigree Summary
John
Gen 1 · 3 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)