JB
John Bradley — 1940 US Census Record
Model Tree available1940 United States Federal Census · Jefferson-County, West Virginia
Our Model Tree links this John Bradley across the 1920, 1930 and 1940 US Censuses in Jefferson-County, West Virginia (XGBoost, ~Confirmed), with identified parents Ida & Oscar — first a head (b.~1911), then head of a 7-person household.
Age 29
b. ~1911
Male
Head
Born: Virginia
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Jefferson-County, West Virginia |
| Surname | Bradley |
| Given Name | John |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 29 |
| Marital Status | Married |
| Birthplace | Virginia |
| 1935 Residence (City) | R |
| 1935 Residence (County) | Jefferson |
| Additional Details | |
| Occupation | Farm Laborer |
| Industry | Farm |
| Class of Worker | PW |
| Hours Worked | 60 |
| Income (1939) | 390 |
| Highest Grade | No 8 |
| 1935 Residence | West Virginia |
| Birth State | Virginia |
| Birth Country | United States |
| Birthplace (normalized) | virginia |
| Occupation | Farm Laborer |
| Township / Ward | Charles Town Magisterial District |
| Est. Birth Year | ~1911 |
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 John | Age | Birth yr |
|---|---|---|---|---|
| John Bradley | Head | — | 29 | ~1911 |
| Scott Wilson | Other | — | 20 | ~1920 |
| Hugh Bradley | Son | — | 1 | ~1939 |
| John Bradley | Son | — | 9 | ~1931 |
| Thomas Bradley | Son | — | 7 | ~1933 |
| Leland Bradley | Son | — | 4 | ~1936 |
| Nellie Bradley | Spouse | — | 29 | ~1911 |
Census Appearances
1920
Jefferson, West …
Son, age 9
Jefferson, West Virginia · implied b. ~1911 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Bradley |
| Given Name | John W. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 9 |
| Marital Status | Single |
| Birthplace | Virginia |
| Father's Birthplace | Virginia |
| Mother's Birthplace | Virginia |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Virginia |
| Birth Country | United States |
| Birthplace (normalized) | virginia |
1930
Jefferson, West …
Son, age 18
Jefferson, West Virginia · implied b. ~1912 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Bradley |
| Given Name | John J |
| Relationship to Head | son |
| Sex | M |
| Color / Race | White |
| Age | 18 |
| Marital Status | Single |
| Birthplace | Virginia |
| Father's Birthplace | Virginia |
| Mother's Birthplace | Virginia |
| Occupation | Farm Laborer |
| Industry | General Farm |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | Virginia |
| Birth Country | United States |
| Birthplace (normalized) | virginia |
1940
Jefferson-County, West …
Head, age 29
Jefferson-County, West Virginia · implied b. ~1911 — 7 household members
| Surname | Bradley |
| Given Name | John |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 29 |
| Marital Status | Married |
| Birthplace | Virginia |
| 1935 Residence (City) | R |
| 1935 Residence (County) | Jefferson |
| Occupation | Farm Laborer |
| Industry | Farm |
| Class of Worker | PW |
| Hours Worked | 60 |
| Income (1939) | 390 |
| Highest Grade | No 8 |
| 1935 Residence | West Virginia |
| Birth State | Virginia |
| Birth Country | United States |
| Birthplace (normalized) | virginia |
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 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: mother Ida Bradley (~0.92 confidence) and father Oscar Bradley (~0.92 confidence) and father Ellis Bradley (~0.92 confidence). The pedigree spans 1 generation with 3 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Mother
Ida Bradley
b. ~1879
Source mother
● Household
· direct · ~0.92
Father
Oscar Bradley
b. ~1885
Source father
● Household
· direct · ~0.92
Father
Ellis Bradley
b. ~1886
Source father
● Household
· direct · ~0.92
This person
Anchor record
John Bradley
Head · 1940 · age 29 · b. ~1911 · West Virginia
★ 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 — Jefferson-County, West Virginia
Open full size
1940 US Federal Census — Jefferson-County, West Virginia
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-04411-00165)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Donald Bagent | 9 | Son | — | West Virginia |
| 2 | Charles Seshist | 46 | Head | Foreman | West Virginia |
| 3 | Mary B. Seshist | 38 | Wife | — | West Virginia |
| 4 | Mary Lou Seshist | 5 | Daughter | — | West Virginia |
| 5 | George E. Elliott | 54 | Head | — | Virginia |
| 6 | Marshall Elliott | 32 | Son | Dairyman | Virginia |
| 7 | Irvin Painter | 25 | Head | Farm Laborer | Maryland |
| 8 | Ruth Painter | 19 | Wife | — | West Virginia |
| 9 | Emily Jean Painter | 1 | Daughter | — | West Virginia |
| 10 | John Bradley THIS PERSON | 29 | Head | Farm Laborer | Virginia |
| 11 | Nellie P. Bradley | 29 | Wife | — | Virginia |
| 12 | John Lee Bradley | 9 | Son | — | West Virginia |
| 13 | Thomas Max Bradley | 7 | Son | — | West Virginia |
| 14 | Leland C. Bradley | 4 | Son | — | West Virginia |
| 15 | Hugh W. Bradley | 1 | Son | — | West Virginia |
| 16 | Scott Wilson | 20 | Boarder | Laborer | Virginia |
| 17 | John D. Currie | 68 | Head | — | West Virginia |
| 18 | Ella May Currie | 67 | Wife | — | West Virginia |
| 19 | Bertha C. Miller | 74 | Sister | — | West Virginia |
| 20 | Jennie B. Currie | 63 | Sister | — | West Virginia |
| 21 | Robert E. Payne | 49 | Head | Farmer | Virginia |
| 22 | Mary Payne | 47 | Wife | — | Virginia |
| 23 | Elfreda Payne | 25 | Daughter | Saleswoman | Virginia |
| 24 | Roscoe Payne | 24 | Son | Laborer | West Virginia |
| 25 | Louise Payne | 17 | Daughter | — | West Virginia |
| 26 | Helen Payne | 8 | Daughter | — | West Virginia |
| 27 | Lee Chapman | 23 | Hired Hand | Laborer | Pennsylvania |
| 28 | James W. Bartlett | 46 | Head | Farmer | Maryland |
| 29 | Margaret A. Bartlett | 40 | Wife | — | Virginia |
| 30 | James W. Jr. Bartlett | 14 | Son | — | Maryland |
| 31 | Millard Lowden | 48 | Head | Farm Laborer | Virginia |
| 32 | Parthenia Lowden | 49 | Wife | — | Virginia |
| 33 | Frances Lowden | 15 | Daughter | — | Virginia |
| 34 | Charlotte Lowden | 14 | Daughter | — | Virginia |
| 35 | Susanna Lowden | 12 | Daughter | — | Virginia |
| 36 | Sylvester Lowden | 8 | Son | — | Virginia |
| 37 | Isolean Lowden | 17 | Daughter | — | Virginia |
| 38 | Gardner Lowden | 5 | Son | — | West Virginia |
| 39 | Fred Grigg | 58 | Head | Farm Laborer | Virginia |
| 40 | Flonie Grigg | 49 | Wife | — | Virginia |
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)