WB
William Bradley — 1940 US Census Record
Model Tree available1940 United States Federal Census · Columbia-County, Wisconsin
Our Model Tree links this William Bradley across the 1920, 1930 and 1940 US Censuses in Columbia-County, Wisconsin (XGBoost, ~Confirmed), with identified parents Petra & William — first a head (b.~1911), then head of a 4-person household.
Age 29
b. ~1911
Male
Head
Born: Wisconsin
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Columbia-County, Wisconsin |
| Surname | Bradley |
| Given Name | William H |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 29 |
| Marital Status | Married |
| Birthplace | Wisconsin |
| 1935 Residence (City) | R |
| 1935 Residence (County) | Dodge |
| Additional Details | |
| Occupation | Farmer |
| Industry | Farm |
| Class of Worker | OA |
| Hours Worked | 98 |
| Income (1939) | 0 |
| Highest Grade | G 8 |
| 1935 Residence | Wisconsin |
| Birth State | Wisconsin |
| Birth Country | United States |
| Birthplace (normalized) | wisconsin |
| Occupation | Farmer |
| Township / Ward | Leeds Township |
| 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.
4 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to William | Age | Birth yr |
|---|---|---|---|---|
| William Bradley | Head | — | 29 | ~1911 |
| Gilbert Bradley | Son | — | ~1940 | |
| Hugh Bradley | Son | — | 2 | ~1938 |
| Lorraine Bradley | Spouse | — | 25 | ~1915 |
Census Appearances
1920
Columbia, Wisconsin
Son, age 9
Columbia, Wisconsin · implied b. ~1911 — 8 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Bradley |
| Given Name | Willard E |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 9 |
| Marital Status | Single |
| Birthplace | Wisconsin |
| Father's Birthplace | Wisconsin |
| Mother's Birthplace | Norway |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Mother Tongue | Norwegian |
| Birth State | Wisconsin |
| Birth Country | United States |
| Birthplace (normalized) | wisconsin |
1930
Columbia, Wisconsin
Son, age 19
Columbia, Wisconsin · implied b. ~1911 — 9 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Bradley |
| Given Name | Willard C |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 19 |
| Marital Status | Single |
| Birthplace | Wisconsin |
| Father's Birthplace | Wisconsin |
| Mother's Birthplace | Norway |
| Can Read/Write | Yes |
| Birth State | Wisconsin |
| Birth Country | United States |
| Birthplace (normalized) | wisconsin |
1940
Columbia-County, Wisconsin
Head, age 29
Columbia-County, Wisconsin · implied b. ~1911 — 4 household members
| Surname | Bradley |
| Given Name | William H |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 29 |
| Marital Status | Married |
| Birthplace | Wisconsin |
| 1935 Residence (City) | R |
| 1935 Residence (County) | Dodge |
| Occupation | Farmer |
| Industry | Farm |
| Class of Worker | OA |
| Hours Worked | 98 |
| Income (1939) | 0 |
| Highest Grade | G 8 |
| 1935 Residence | Wisconsin |
| Birth State | Wisconsin |
| Birth Country | United States |
| Birthplace (normalized) | wisconsin |
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 William Bradley across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: mother Petra Bradley (~0.92 confidence) and father William Bradley (~0.92 confidence) and father William Bradley (~0.92 confidence). The pedigree spans 1 generation with 3 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Mother
Petra Bradley
b. ~1890
Source mother
● Household
· direct · ~0.92
Father
William Bradley
b. ~1891
Source father
● Household
· direct · ~0.92
Father
William Bradley
b. ~1892
Source father
● Household
· direct · ~0.92
This person
Anchor record
William Bradley
Head · 1940 · age 29 · b. ~1911 · Wisconsin
★ 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 — Columbia-County, Wisconsin
Open full size
1940 US Federal Census — Columbia-County, Wisconsin
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-04466-00309)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Ethel Schoenberg | 18 | Daughter | — | Wisconsin |
| 42 | Raymond Jr Schoenberg | 17 | Son | — | Wisconsin |
| 43 | Mary Alice Schoenberg | 15 | Daughter | — | Wisconsin |
| 44 | Gladys Schoenberg | 11 | Daughter | — | Wisconsin |
| 45 | Daniel Schoenberg | 9 | Son | — | Wisconsin |
| 46 | George Schoenberg | 30 | Head | Farmers | Wisconsin |
| 47 | Mabel Schoenberg | 31 | Wife | — | Wisconsin |
| 48 | Alice Schoenberg | 5 | Daughter | — | Wisconsin |
| 49 | Robert Schoenberg | 5 | Son | — | Wisconsin |
| 50 | William H Bradley THIS PERSON | 29 | Head | Farmer | Wisconsin |
| 51 | Lorraine Bradley | 25 | Wife | — | Wisconsin |
| 52 | Hugh Bradley | 2 | Son | — | Wisconsin |
| 53 | Gilbert Bradley | 0 | Son | — | Wisconsin |
| 54 | John Prien | 76 | Head | — | Germany |
| 55 | Minnie Prien | 71 | Wife | — | Wisconsin |
| 56 | Lydia Prien | 46 | Daughter | — | Wisconsin |
| 57 | Russell Johnson | 23 | Head | Farm Laborer | Wisconsin |
| 58 | Fern Johnson | 22 | Wife | Farmer | Wisconsin |
| 59 | Harvey Edrman | 29 | Head | — | Wisconsin |
| 60 | Della Edrman | 26 | Wife | Farmer | Wisconsin |
| 61 | Lewis Larson | 45 | Head | — | Wisconsin |
| 62 | Hazel Larson | 43 | Wife | Farmer | Wisconsin |
| 63 | Clarence Larson | 16 | Son | — | Wisconsin |
| 64 | Dorothy Mae Larson | 12 | Daughter | — | Wisconsin |
| 65 | William Thiele | 64 | Head | — | Germany |
| 66 | Louise Thiele | 58 | Wife | Farmer | Wisconsin |
| 67 | William Tomlinson | 64 | Head | — | Wisconsin |
| 68 | Minnie Tomlinson | 60 | Wife | Farmer | Wisconsin |
| 69 | Jessie Tomlinson | 27 | Son | — | Wisconsin |
| 70 | Genevieve Tomlinson | 24 | Daughter-in-law | Farmer | Wisconsin |
| 71 | Sue Elaine Tomlinson | 3 | Granddaughter | — | Wisconsin |
| 72 | Alvin Bube | 58 | Head | — | Germany |
| 73 | Lena Bube | 57 | Wife | — | Wisconsin |
| 74 | Lawrence Bube | 20 | Son | Farm Laborer | Wisconsin |
| 75 | Elmer Bube | 18 | Son | Farm Laborer | Wisconsin |
| 76 | Ruth Bube | 16 | Daughter | — | Wisconsin |
| 77 | Hubert Lamberty | 84 | Head | — | Wisconsin |
| 78 | Matthew Lamberty | 35 | Son | Farmer | Wisconsin |
| 79 | Edwin Marthe | 42 | Head | Farm Laborer | Wisconsin |
| 80 | Lydia Marthe | 41 | Wife | — | Wisconsin |
Pedigree Summary
William
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)