RB
Robert Bradley — 1940 US Census Record
Model Tree available1940 United States Federal Census · Mendocino-County, California
Our Model Tree links this Robert Bradley across the 1920, 1930 and 1940 US Censuses in Mendocino-County, California (XGBoost, ~Confirmed), with identified parents Robert & Robert — first a head (b.~1906), then head of a 3-person household.
Age 34
b. ~1906
Male
Head
Born: Massachusetts
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Mendocino-County, California |
| Surname | Bradley |
| Given Name | Robert F. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 34 |
| Marital Status | Married |
| Birthplace | Massachusetts |
| 1935 Residence (City) | R |
| 1935 Residence (County) | Mendocino |
| Additional Details | |
| Occupation | Barker |
| Industry | Logging |
| Class of Worker | PW |
| Hours Worked | 24 |
| Income (1939) | 808 |
| Highest Grade | No 8 |
| 1935 Residence | California |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
| Occupation | Barker |
| Township / Ward | Ten Mile River |
| Est. Birth Year | ~1906 |
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.
3 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Robert | Age | Birth yr |
|---|---|---|---|---|
| Robert Bradley | Head | — | 34 | ~1906 |
| Taimi Bradley | Spouse | — | 25 | ~1915 |
| Robert Bradley | Son | — | 3 | ~1937 |
Census Appearances
1920
Mendocino, California
Son, age 15
Mendocino, California · implied b. ~1905 — 9 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Bradley |
| Given Name | Robert |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 15 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| Father's Birthplace | Ireland |
| Mother's Birthplace | Connecticut |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
1930
Mendocino, California
Son, age 24
Mendocino, California · implied b. ~1906 — 12 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Bradley |
| Given Name | Robert |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 24 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| Father's Birthplace | Ireland |
| Mother's Birthplace | Connecticut |
| Occupation | Woodsman |
| Industry | Logging Camp |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
1940
Mendocino-County, California
Head, age 34
Mendocino-County, California · implied b. ~1906 — 3 household members
| Surname | Bradley |
| Given Name | Robert F. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 34 |
| Marital Status | Married |
| Birthplace | Massachusetts |
| 1935 Residence (City) | R |
| 1935 Residence (County) | Mendocino |
| Occupation | Barker |
| Industry | Logging |
| Class of Worker | PW |
| Hours Worked | 24 |
| Income (1939) | 808 |
| Highest Grade | No 8 |
| 1935 Residence | California |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
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 Robert Bradley across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Robert Bradley (~0.92 confidence) and father Robert Bradley (~0.92 confidence) and mother Mary Bradley (~0.92 confidence). The pedigree spans 1 generation with 3 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Robert Bradley
b. ~1872
Source father
● Household
· direct · ~0.92
Father
Robert Bradley
b. ~1872
Source father
● Household
· direct · ~0.92
Mother
Mary Bradley
b. ~1878
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Robert Bradley
Head · 1940 · age 34 · b. ~1906 · California
★ 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 — Mendocino-County, California
Open full size
1940 US Federal Census — Mendocino-County, California
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-00263-00441)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Louis Foresti | 42 | Head | Farmer | Switzerland |
| 2 | Joseph Foresti | 39 | Brother | Farmer | California |
| 3 | Celia Celia | 44 | Housekeeper | Housework | California |
| 4 | Winifred Quintoe | 14 | Daughter | — | California |
| 5 | Claire Kemppe | 47 | Head | Farmer | California |
| 6 | Barbara Kemppe | 14 | Daughter | — | California |
| 7 | Joan Kemppe | 10 | Daughter | — | California |
| 8 | Victor Biaggi | 45 | Brother | — | California |
| 9 | Canet Biaggi | 45 | Sister-law | Farmer | California |
| 10 | Edward Stoddard | 24 | Nephew | Farmer | California |
| 11 | John Nyman | 62 | Lodger | Farmer | Finland |
| 12 | Arve Lofly | 27 | Head | Farm Hand | Minnesota |
| 13 | Saima Lofly | 24 | Wife | Chopper | Minnesota |
| 14 | Alvin Lofly | 4 | Son | — | Wisconsin |
| 15 | Aldo Luggi | 25 | Head | Peeler | California |
| 16 | Mary Luggi | 19 | Wife | — | California |
| 17 | Ed P. Erickson | 27 | Head | Sealer | California |
| 18 | Florence Erickson | 21 | Wife | — | California |
| 19 | Edwin Dewey | 30 | Head | Peeler | Ohio |
| 20 | Ellen Dewey | 32 | Wife | — | California |
| 21 | Edward Dewey | 4 | Son | — | California |
| 22 | John Fredson | 51 | Head | — | Finland |
| 23 | Maria Fredson | 54 | Wife | — | Finland |
| 24 | Howard Berry | 34 | Head | Bridge Carpenter | California |
| 25 | Ellen Berry | 26 | Wife | — | California |
| 26 | Oswald Pyorre | 37 | Head | Powder Man | California |
| 27 | Saimi Pyorre | 23 | Wife | — | Finland |
| 28 | Shirley Pyorre | 3 | Daughter | — | California |
| 29 | Willard Price | 16 | Head | Chopper | California |
| 30 | Anita Price | 28 | Wife | — | California |
| 31 | David Price | 6 | Son | — | California |
| 32 | Walfrid Jacobson | 29 | Head | Stationary Engineer | California |
| 33 | Nora Jacobson | 29 | Wife | — | California |
| 34 | Alvin Jacobson | 3 | Son | — | California |
| 35 | Florence Jacobson | 1 | Daughter | — | California |
| 36 | Robert F. Bradley THIS PERSON | 34 | Head | Barker | Massachusetts |
| 37 | Taimi Bradley | 25 | Wife | — | California |
| 38 | Robert A. Bradley | 3 | Son | — | California |
| 39 | Manuel Mora | 33 | Head | Peeler | Portugal |
| 40 | Gelsimina Mora | 21 | Wife | — | California |
Pedigree Summary
Robert
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)