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Margaret Gray — 1940 US Census Record
Linked across censuses1940 United States Federal Census · San-Francisco-County, California
Our Model Tree links this Margaret Gray across the 1920, 1930 and 1940 US Censuses in San-Francisco-County, California (XGBoost, ~Confirmed) — first a head (b.~1886), then head of a 4-person household.
Age 54
b. ~1886
Female
Head
Born: Scotland
Widowed
1940 Census Record Details
| Census Year | 1940 |
| Location | San-Francisco-County, California |
| Surname | Gray |
| Given Name | Margaret |
| Relationship to Head | Head |
| Sex | F |
| Color / Race | White |
| Age | 54 |
| Marital Status | Widowed |
| Birthplace | Scotland |
| 1935 Residence (City) | San Francisco |
| 1935 Residence (County) | San Francisco |
| Naturalization Status | Naturalized |
| Additional Details | |
| Industry | 0 |
| Highest Grade | H-4 |
| 1935 Residence | Same House |
| Birth Country | Scotland |
| Birthplace (normalized) | scotland |
| Township / Ward | San Francisco |
| Est. Birth Year | ~1886 |
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 Margaret | Age | Birth yr |
|---|---|---|---|---|
| John Gray | Son | — | 17 | ~1923 |
| Phyllis Anderson | Other | — | 55 | ~1885 |
| Janet Black | Other | — | 50 | ~1890 |
| Margaret Gray | Head | — | 54 | ~1886 |
Census Appearances
1920
San Francisco, …
Spouse, age 33
San Francisco, California · implied b. ~1887 — 2 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Gray |
| Given Name | Margaret |
| Relationship to Head | wife |
| Sex | F |
| Color / Race | White |
| Age | 33 |
| Marital Status | Married |
| Birthplace | Scotland |
| Father's Birthplace | Scotland |
| Mother's Birthplace | Scotland |
| Occupation | none |
| Class of Worker | 1912 |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Mother Tongue | English |
| Birth Country | Scotland |
| Birthplace (normalized) | scotland |
1930
San Francisco, …
Other, age 44
San Francisco, California · implied b. ~1886 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Gray |
| Given Name | Margaret |
| Relationship to Head | Wife-H |
| Sex | F |
| Color / Race | White |
| Age | 44 |
| Marital Status | Married |
| Birthplace | Scotland |
| Naturalization Status | Naturalized |
| Year of Immigration | 1901 |
| Age at First Marriage | 23 |
| Father's Birthplace | Scotland |
| Mother's Birthplace | Scotland |
| Can Read/Write | Yes |
| Mother Tongue | English |
| Birth Country | Scotland |
| Birthplace (normalized) | scotland |
1940
San-Francisco-County, California
Head, age 54
San-Francisco-County, California · implied b. ~1886 — 4 household members
| Surname | Gray |
| Given Name | Margaret |
| Relationship to Head | Head |
| Sex | F |
| Color / Race | White |
| Age | 54 |
| Marital Status | Widowed |
| Birthplace | Scotland |
| 1935 Residence (City) | San Francisco |
| 1935 Residence (County) | San Francisco |
| Naturalization Status | Naturalized |
| Industry | 0 |
| Highest Grade | H-4 |
| 1935 Residence | Same House |
| Birth Country | Scotland |
| Birthplace (normalized) | scotland |
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 Margaret Gray across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage.
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This person
Anchor record
Margaret Gray
Head · 1940 · age 54 · b. ~1886 · 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
40 people indexed on this census page (nara:1940:m-t0627-00321-00614)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Harold Goetjen | 30 | Head | Salesman | Calif |
| 42 | Grace M Goetjen | 37 | Wife | Assistant Manager | Calif |
| 43 | Ida Mae St Louis | 17 | Niece | — | Calif |
| 44 | Sarah St Louis | 78 | Mother-in-law | — | Missouri |
| 45 | Louis Ariani | 68 | Head | Retired | Italy |
| 46 | Louis J Ariani | 42 | Son | Manager | Calif |
| 47 | Barbara Ariani | 35 | Wife | — | Calif |
| 48 | Barbara Ariani | 4 | Daughter | — | Calif |
| 49 | Pauline Ariani | 0 | Daughter | — | Calif |
| 50 | Louis Thomasich | 50 | Head | Pressman | Jugoslavia |
| 51 | Margaret Thomasich | 44 | Wife | — | Calif |
| 52 | Lorraine Thomasich | 19 | Daughter | — | Calif |
| 53 | Howard Thomasich | 14 | Son | — | Calif |
| 54 | Simon Kayser | 38 | Head | Assistant Service | Pennsylvania |
| 55 | Alice Kayser | 41 | Wife | — | Texas |
| 56 | William Kayser | 12 | Son | — | Calif |
| 57 | Paul Palasky | 42 | Head | Laborer | Illinois |
| 58 | Sarah Palasky | 38 | Wife | — | Washington |
| 59 | Irving Palasky | 12 | Son | — | Washington |
| 60 | Marion Palasky | 11 | Daughter | — | Washington |
| 61 | Arron Gillman | 21 | Step Son | — | Washington |
| 62 | Helen Gillman | 18 | Daughter | — | Washington |
| 63 | Oliver Hurlbut | 50 | Head | Mechanic | Iowa |
| 64 | Enid Hurlbut | 22 | Daughter | Beautician | Calif |
| 65 | Adele Andrews | 63 | Head | Saleslady | Canada |
| 66 | Francis Lee Andrews | 26 | Son | Gardner | Oregon |
| 67 | Margaret Gray THIS PERSON | 54 | Head | — | Scotland |
| 68 | John Gray | 17 | Son | — | Calif |
| 69 | Janet Black | 50 | Sister | — | Scotland |
| 70 | Phyllis Anderson | 55 | Sister | Stenographer | Scotland |
| 71 | Edward Behrendt | 32 | Head | Salesman | Calif |
| 72 | Bernice Behrendt | 33 | Wife | — | Calif |
| 73 | Richard Behrendt | 7 | Son | — | Calif |
| 74 | Christian Becker | 59 | Head | Jeweler | Denmark |
| 75 | Mary Becker | 51 | Wife | — | Denmark |
| 76 | Alfred Gutfeld | 42 | Head | Salesman | Calif |
| 77 | Mary Ellen Gutfeld | 40 | Wife | — | Calif |
| 78 | Marjorie Gutfeld | 18 | Daughter | — | Calif |
| 79 | Jack Gutfeld | 17 | Son | — | Calif |
| 80 | Ella Joseph | 65 | Head | — | Calif |
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)