MS
Mary Shaw — 1940 US Census Record
Model Tree available1940 United States Federal Census · San-Francisco-County, California
Our Model Tree links this Mary Shaw across the 1920, 1930 and 1940 US Censuses in San-Francisco-County, California (XGBoost, ~Confirmed), with identified parents Thos & Fred — first a spouse (b.~1914), then head of a 3-person household.
Age 26
b. ~1914
Female
Spouse
Born: California
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | San-Francisco-County, California |
| Surname | Shaw |
| Given Name | Mary |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 26 |
| Marital Status | Married |
| Birthplace | California |
| 1935 Residence (City) | San Francisco |
| 1935 Residence (County) | San Francisco |
| Additional Details | |
| Highest Grade | Hs 4 |
| 1935 Residence | Same place |
| Birth State | California |
| Birth Country | United States |
| Birthplace (normalized) | california |
| Township / Ward | San Francisco |
| Est. Birth Year | ~1914 |
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 |
|---|---|---|---|---|
| Harry Shaw | Head | — | 28 | ~1912 |
| Harry Shaw | Son | — | ~1940 | |
| Mary Shaw | Spouse | — | 26 | ~1914 |
Census Appearances
1920
San Francisco, …
Daughter, age 8
San Francisco, California · implied b. ~1912 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Shaw |
| Given Name | Mary Ann |
| Relationship to Head | daughter |
| Sex | F |
| Color / Race | White |
| Age | 8 |
| Marital Status | Single |
| Birthplace | California |
| Father's Birthplace | California |
| Mother's Birthplace | California |
| Occupation | none |
| Speaks English | Yes |
| Birth State | California |
| Birth Country | United States |
| Birthplace (normalized) | california |
1930
San Francisco, …
Daughter, age 18
San Francisco, California · implied b. ~1912 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Shaw |
| Given Name | Mary E. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 18 |
| Marital Status | Single |
| Birthplace | California |
| Father's Birthplace | California |
| Mother's Birthplace | Ohio |
| Occupation | Candy store |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | California |
| Birth Country | United States |
| Birthplace (normalized) | california |
1940
San-Francisco-County, California
Spouse, age 26
San-Francisco-County, California · implied b. ~1914 — 3 household members
| Surname | Shaw |
| Given Name | Mary |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 26 |
| Marital Status | Married |
| Birthplace | California |
| 1935 Residence (City) | San Francisco |
| 1935 Residence (County) | San Francisco |
| Highest Grade | Hs 4 |
| 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 Shaw across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Thos Shaw (~0.92 confidence) and father Fred Shaw (~0.92 confidence) and mother Elizabeth Shaw (~0.92 confidence) and mother Eva Shaw (~0.92 confidence). The pedigree spans 1 generation with 4 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Thos Shaw
b. ~1872
Source father
● Household
· direct · ~0.92
Father
Fred Shaw
b. ~1876
Source father
● Household
· direct · ~0.92
Mother
Elizabeth Shaw
b. ~1879
Source mother
● Household
· direct · ~0.92
Mother
Eva Shaw
b. ~1880
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Mary Shaw
Spouse · 1940 · age 26 · b. ~1914 · 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 — 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-t0627-00300-00716)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Raymond | 11 | Son | — | California |
| 2 | Juan Manuelez | 56 | Father-in-law | Laborer | Costa Rica |
| 3 | June Prohoroff | 29 | Head | — | California |
| 4 | Steve Prohoroff | 2 | Son | — | California |
| 5 | John Prohoroff | 1 | Son | — | California |
| 6 | John Carpoff | 31 | Head | Upholsterer | Russia |
| 7 | Mary Carpoff | 31 | Wife | — | California |
| 8 | Elenore Carpoff | 7 | Daughter | — | California |
| 9 | John Carpoff | 5 | Son | — | California |
| 10 | Ruth Carpoff | 4 | Daughter | — | California |
| 11 | Sophie Sperring | 64 | Head | — | Finland |
| 12 | George Welch | 30 | Head | Laborer | California |
| 13 | May Welch | 55 | Wife | — | California |
| 14 | Ernest Earls | 34 | Head | Handicraft Worker | Massachusetts |
| 15 | Elva Earls | 23 | Wife | — | California |
| 16 | Robert Earls | 2 | Son | — | California |
| 17 | Eugene Earls | 0 | Son | — | California |
| 18 | John Ormanoff | 60 | Head | Laborer | Russia |
| 19 | Anna Ormanoff | 59 | Wife | — | Russia |
| 20 | Vera Ormanoff | 23 | Daughter | Bookkeeper | California |
| 21 | Nick Ormanoff | 21 | Son | Mechanics Helper | California |
| 22 | Katherine Ormanoff | 20 | Daughter | New Worker | California |
| 23 | Alex Ormanoff | 19 | Son | New Worker | California |
| 24 | Jeanette Ormanoff | 15 | Daughter | — | California |
| 25 | Harry Shaw | 28 | Head | Copy Boy & Clerk | Indiana |
| 26 | Mary Shaw THIS PERSON | 26 | Wife | — | California |
| 27 | Harry Shaw | 0 | Son | — | California |
| 28 | Roy Meek | 60 | Head | Janitor | Ohio |
| 29 | Ethelyn Meek | 45 | Wife | — | California |
| 30 | Beulah Meek | 19 | Daughter | — | California |
| 31 | Leroy Meek | 8 | Son | — | California |
| 32 | Fred Rapoza | 29 | Head | Saddle Maker | California |
| 33 | Olive Rapoza | 31 | Wife | Milliner | California |
| 34 | Stanley Diaz | 29 | Brother-in-law | Stamper | California |
| 35 | Pedro Delucchi | 40 | Head | Janitor | Italy |
| 36 | Clair Delucchi | 32 | Wife | — | California |
| 37 | Gloria Delucchi | 4 | Daughter | — | California |
| 38 | Olga Borovkoff | 19 | Head | Proprietor | California |
| 39 | Walter Borovkoff | 18 | Brother | Apprentice Carpenter | California |
| 40 | Luba Borovkoff | 17 | Sister | — | California |
Pedigree Summary
Mary
Gen 1 · 4 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)