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Mary Brady — 1940 US Census Record
Linked across censuses1940 United States Federal Census · San-Francisco-County, California
Our Model Tree links this Mary Brady across the 1920, 1930 and 1940 US Censuses in San-Francisco-County, California (XGBoost, ~Confirmed) — first a head (b.~1878), then head of a 3-person household.
Age 62
b. ~1878
Female
Head
Born: California
Widowed
1940 Census Record Details
| Census Year | 1940 |
| Location | San-Francisco-County, California |
| Surname | Brady |
| Given Name | Mary E. |
| Relationship to Head | Head |
| Sex | F |
| Color / Race | White |
| Age | 62 |
| Marital Status | Widowed |
| Birthplace | California |
| 1935 Residence (City) | San Francisco |
| 1935 Residence (County) | San Francisco |
| Additional Details | |
| Industry | 0 |
| 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 | ~1878 |
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 Mary | Age | Birth yr |
|---|---|---|---|---|
| Elizabeth Brady | Daughter | — | 26 | ~1914 |
| Mary Brady | Head | — | 62 | ~1878 |
| Robert Brady | Son | — | 35 | ~1905 |
Census Appearances
1920
San Francisco, …
Spouse, age 40
San Francisco, California · implied b. ~1880 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Brady |
| Given Name | Mary |
| Relationship to Head | wife |
| Sex | F |
| Color / Race | White |
| Age | 40 |
| Marital Status | Married |
| Birthplace | California |
| Father's Birthplace | Ireland |
| Mother's Birthplace | Ireland |
| Occupation | none |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | California |
| Birth Country | United States |
| Birthplace (normalized) | california |
1930
San Francisco, …
Spouse, age 50
San Francisco, California · implied b. ~1880 — 2 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Brady |
| Given Name | Mary |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 50 |
| Marital Status | Married |
| Birthplace | California |
| Age at First Marriage | 24 |
| Father's Birthplace | Ireland |
| Mother's Birthplace | Ireland |
| Occupation | none |
| Can Read/Write | Yes |
| Birth State | California |
| Birth Country | United States |
| Birthplace (normalized) | california |
1940
San-Francisco-County, California
Head, age 62
San-Francisco-County, California · implied b. ~1878 — 3 household members
| Surname | Brady |
| Given Name | Mary E. |
| Relationship to Head | Head |
| Sex | F |
| Color / Race | White |
| Age | 62 |
| Marital Status | Widowed |
| Birthplace | California |
| 1935 Residence (City) | San Francisco |
| 1935 Residence (County) | San Francisco |
| Industry | 0 |
| 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 Mary Brady across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage.
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This person
Anchor record
Mary Brady
Head · 1940 · age 62 · b. ~1878 · California
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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
36 people indexed on this census page (nara:1940:m-t0627-00321-00143)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Charles Bowman | 20 | Son | Salesman | California |
| 42 | Ahyllus|Phyllis Harmon | 39 | Head | Practical Nurse | California |
| 44 | John Baer | 60 | Head | Agent | Irish Free State |
| 45 | George Van Craeynest | 25 | Son-in-law | Salesman | California |
| 46 | Pauline Van Craeynest | 26 | Daughter | — | California |
| 47 | Roger Van Craeynest | 0 | Grandson | — | California |
| 48 | George R. Mcdonough | 57 | Head | Manager | Ohio |
| 49 | Alfred Klosberg | 33 | Head | Salesman | California |
| 50 | Molly Klosberg | 30 | Wife | — | Russia |
| 51 | Marilyn Klosberg | 5 | Daughter | — | California |
| 52 | Robert Klosberg | 2 | Son | — | California |
| 53 | Ben Gutterman | 54 | Head | Proprietor | Poland |
| 54 | Mollie Gutterman | 52 | Wife | Tailoress | Poland |
| 55 | Hermit Cohen | 33 | Son-in-law | Presser | New York |
| 56 | Rose Cohen | 31 | Daughter | — | Kentucky |
| 57 | Arlene Cohen | 5 | Granddaughter | — | California |
| 59 | Mary E. Brady THIS PERSON | 62 | Head | — | California |
| 60 | Robert G. Brady | 35 | Son | Clerk | California |
| 61 | Elizabeth C. Brady | 26 | Daughter | Stenographer | California |
| 62 | John G. Robinson | 56 | Head | Salesman | Kentucky |
| 63 | Marie Robinson | 51 | Wife | — | Ohio |
| 64 | Margaret Robinson | 26 | Daughter | Asst Buyer | Oregon |
| 65 | Louise Robinson | 23 | Daughter | Secretary | California |
| 66 | Edward Robinson | 13 | Son | — | California |
| 67 | Lewis Norguiera | 34 | Head | Superintendent | California |
| 68 | Marie Norguiera | 33 | Wife | — | California |
| 69 | Gloria Norguiera | 11 | Daughter | — | California |
| 70 | George M. Macnevin | 60 | Head | Dentist | California |
| 71 | Mary Macnevin | 64 | Wife | — | California |
| 73 | Frank Lesswing | 74 | Head | Tailor | New York |
| 75 | John B. Coakley | 43 | Head | Musician | Connecticut |
| 76 | Frances Coakley | 41 | Wife | — | California |
| 77 | Nadine Coakley | 10 | Daughter | — | California |
| 78 | Cornelia Coakley | 79 | Mother | — | Connecticut |
| 79 | Ulric Graff | 64 | Head | Principal | Germany |
| 80 | Louise Graff | 52 | Wife | — | California |
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)