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Joseph Brady — 1940 US Census Record
Linked across censuses1940 United States Federal Census · San-Francisco-County, California
Our Model Tree links this Joseph Brady across the 1930 and 1940 US Censuses in San-Francisco-County, California (XGBoost, ~Confirmed) — first a son (b.~1919), then head of a 11-person household.
Age 21
b. ~1919
Male
Son
Born: California
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | San-Francisco-County, California |
| Surname | Brady |
| Given Name | Joseph |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 21 |
| Marital Status | Single |
| Birthplace | California |
| 1935 Residence (City) | San Francisco |
| 1935 Residence (County) | San Francisco |
| Additional Details | |
| Highest Grade | No 8 |
| 1935 Residence | Same place |
| Birth State | California |
| Birth Country | United States |
| Birthplace (normalized) | california |
| Township / Ward | San Francisco |
| Est. Birth Year | ~1919 |
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.
11 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Joseph | Age | Birth yr |
|---|---|---|---|---|
| George Connell | Spouse | — | 50 | ~1890 |
| Joseph Brady | Son | — | 21 | ~1919 |
| Leon Chamber | Other | — | 58 | ~1882 |
| John Brady | Head | — | 55 | ~1885 |
| John Brady | Son | — | 25 | ~1915 |
| James Brady | Son | — | 16 | ~1924 |
| John Connell | Son | — | 13 | ~1927 |
| Fred Maenger | Other | — | 29 | ~1911 |
| Margaret Brady | Daughter | — | 18 | ~1922 |
| Delia Brady | Spouse | — | 55 | ~1885 |
| Cristina Connell | Spouse | — | 50 | ~1890 |
Census Appearances
1930
San Francisco, …
Other, age 11
San Francisco, California · implied b. ~1919 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Brady |
| Given Name | Joseph |
| Relationship to Head | Nephew |
| Sex | M |
| Color / Race | White |
| Age | 11 |
| Marital Status | Single |
| Birthplace | California |
| Father's Birthplace | San Francisco |
| Mother's Birthplace | California |
| Can Read/Write | Yes |
| Birth State | California |
| Birth Country | United States |
| Birthplace (normalized) | california |
1940
San-Francisco-County, California
Son, age 21
San-Francisco-County, California · implied b. ~1919 — 11 household members
| Surname | Brady |
| Given Name | Joseph |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 21 |
| Marital Status | Single |
| Birthplace | California |
| 1935 Residence (City) | San Francisco |
| 1935 Residence (County) | San Francisco |
| Highest Grade | No 8 |
| 1935 Residence | Same place |
| Birth State | California |
| Birth Country | United States |
| Birthplace (normalized) | california |
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 Joseph Brady across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Joseph Brady
Son · 1940 · age 21 · b. ~1919 · California
★ You are viewing this record
Sibling
Margaret Brady
Sibling · 1940 · age 18
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
John Connell
Sibling · 1940 · age 13
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
John Brady
Sibling · 1940 · age 25
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
James Brady
Sibling · 1940 · age 16
Source co-child of head (derived)
● Co-child · derived · ~0.88
Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1940 US Federal Census — San-Francisco-County, California
Open full size
1940 US Federal Census — San-Francisco-County, California
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-00309-00364)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | John Revetria | 0 | Son | — | California |
| 42 | Ernest Revetria | 39 | Brother-in-law | Laborer | Italy |
| 43 | Vitale Repetto | 47 | Head | Gardener | Italy |
| 44 | Lena Repetto | 40 | Wife | Dressmaker | Italy |
| 45 | Doris Repetto | 15 | Daughter | — | California |
| 46 | Howard Repetto | 13 | Son | — | California |
| 47 | Theresa Repetto | 9 | Daughter | — | California |
| 48 | Angelina De Franco | 49 | Head | — | Italy |
| 49 | Antone De Franco | 55 | Husband | Laborer | California |
| 50 | Lorene Ontano | 39 | Head | Dressmaker | Italy |
| 51 | John Ontano | 41 | Husband | Florist | Italy |
| 52 | Roy Ontano | 17 | Son | — | California |
| 53 | Violet Ontano | 14 | Daughter | — | California |
| 54 | Marian Ontano | 11 | Daughter | — | California |
| 55 | Carmelina Cavagnaro | 67 | Mother | — | Italy |
| 56 | Lavina Cavagnaro | 43 | Daughter | — | California |
| 57 | Ennio Cavagnaro | 45 | Son-in-law | Tile Setter | Italy |
| 58 | Richard Cavagnaro | 18 | Grandson | — | California |
| 59 | John Brady | 55 | Head | Cement Finisher | Eire |
| 60 | Delia Brady | 55 | Wife | — | Eire |
| 61 | John Brady | 25 | Son | — | California |
| 62 | Joseph Brady THIS PERSON | 21 | Son | — | California |
| 63 | Margaret Brady | 18 | Daughter | — | California |
| 64 | James Brady | 16 | Son | — | California |
| 65 | Cristina Connell | 50 | Wife | — | California |
| 66 | George Connell | 50 | Husband | Plasterer | California |
| 67 | John Connell | 13 | Son | — | California |
| 68 | Fred Maenger | 29 | Lodger | Butcher | Germany |
| 69 | Leon Chamber | 58 | Lodger | — | Russia |
| 70 | Louis Costa | 49 | Head | Scavenger | Italy |
| 71 | Louis Costa | 39 | Lodger | Scavenger | Italy |
| 72 | Marie Costa | 37 | Lodger | — | Italy |
| 73 | Emma Costa | 17 | Lodger | — | California |
| 74 | Alma Costa | 6 | Lodger | — | California |
| 75 | Victoria Avezino | 50 | Lodger | — | Italy |
| 76 | Filippo Opisso | 49 | Head | Cook | Italy |
| 77 | Amalia Opisso | 47 | Brother | Cook | Italy |
| 78 | Margaret Opisso | 39 | Wife | — | Italy |
| 79 | Albert Opisso | 14 | Son | — | California |
| 80 | Florence Opisso | 10 | Daughter | — | California |
Related Census Records
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)