MS
Mary Sloan — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Santa-Barbara-County, California
Our Model Tree links this Mary Sloan across the 1920, 1930 and 1940 US Censuses in Santa-Barbara-County, California (XGBoost, ~Confirmed) — first a spouse (b.~1896), then head of a 4-person household.
Age 44
b. ~1896
Female
Spouse
Born: Arizona
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Santa-Barbara-County, California |
| Surname | Sloan |
| Given Name | Mary Marie |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 44 |
| Marital Status | Married |
| Birthplace | Arizona |
| 1935 Residence (City) | Santa Barbara City |
| 1935 Residence (County) | Santa Barbara |
| Additional Details | |
| Occupation | Saleslady |
| Industry | Credit Shop |
| Class of Worker | PW |
| Hours Worked | 48 |
| Income (1939) | 936 |
| Highest Grade | Hs 4-4 |
| 1935 Residence | Same House |
| Birth State | Arizona |
| Birth Country | United States |
| Birthplace (normalized) | arizona |
| Occupation | Saleslady |
| Township / Ward | Santa Barbara City |
| Est. Birth Year | ~1896 |
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 Mary | Age | Birth yr |
|---|---|---|---|---|
| Mary Sloan | Spouse | — | 44 | ~1896 |
| Lida Riggle | Other | — | 67 | ~1873 |
| George Sloan | Head | — | 52 | ~1888 |
| Henry Sloan | Son | — | 22 | ~1918 |
Census Appearances
1920
Santa Barbara, …
Spouse, age 24
Santa Barbara, California · implied b. ~1896 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Sloan |
| Given Name | Mary M |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 24 |
| Marital Status | Married |
| Birthplace | Arizona |
| Father's Birthplace | Georgia |
| Mother's Birthplace | California |
| Occupation | none |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Arizona |
| Birth Country | United States |
| Birthplace (normalized) | arizona |
1930
Santa Barbara, …
Other, age 34
Santa Barbara, California · implied b. ~1896 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Sloan |
| Given Name | Mary M |
| Relationship to Head | Wife-H |
| Sex | F |
| Color / Race | White |
| Age | 34 |
| Marital Status | Married |
| Birthplace | Arizona |
| Age at First Marriage | 19 |
| Father's Birthplace | Georgia |
| Mother's Birthplace | California |
| Can Read/Write | Yes |
| Birth State | Arizona |
| Birth Country | United States |
| Birthplace (normalized) | arizona |
1940
Santa-Barbara-County, California
Spouse, age 44
Santa-Barbara-County, California · implied b. ~1896 — 4 household members
| Surname | Sloan |
| Given Name | Mary Marie |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 44 |
| Marital Status | Married |
| Birthplace | Arizona |
| 1935 Residence (City) | Santa Barbara City |
| 1935 Residence (County) | Santa Barbara |
| Occupation | Saleslady |
| Industry | Credit Shop |
| Class of Worker | PW |
| Hours Worked | 48 |
| Income (1939) | 936 |
| Highest Grade | Hs 4-4 |
| 1935 Residence | Same House |
| Birth State | Arizona |
| Birth Country | United States |
| Birthplace (normalized) | arizona |
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 Sloan 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 Sloan
Spouse · 1940 · age 44 · b. ~1896 · 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 — Santa-Barbara-County, California
Open full size
1940 US Federal Census — Santa-Barbara-County, California
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-00334-00005)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Oliver L. Wilson | 41 | Head | Police Officer | California |
| 2 | Mary Alice Wilson | 32 | Wife | — | Oregon |
| 3 | Francis Oliver Wilson | 7 | Son | — | California |
| 4 | Gail L. Perkins | 38 | Head | Fire Control | Minnesota |
| 5 | Marguallerie Perkins | 42 | Wife | — | California |
| 6 | Gail L. Perkins | 12 | Son | — | California |
| 7 | Girard Davis Perkins | 8 | Son | — | California |
| 8 | David G. Yeatlandjouzeff | 60 | Head | Poultry Raiser | Russia |
| 9 | Minne G. Yeatlandjouzeff | 56 | Wife | — | California |
| 10 | Paul Yeatlandjouzeff | 19 | Son | — | Switzerland |
| 11 | Ernest Mackenzie | 59 | Head | Refrigeration Expert | Minnesota |
| 12 | Edna K. Mackenzie | 56 | Wife | — | Pennsylvania |
| 13 | Wayne Mackenzie | 20 | Son | — | California |
| 14 | Robert W. Loomis | 28 | Head | Caretaker | Michigan |
| 15 | Elizabeth K. Loomis | 23 | Wife | — | California |
| 16 | Robert W. Loomis | 1 | Son | — | California |
| 17 | Frances E. Grogaz | 23 | Head | — | California |
| 18 | Roberta Charlene Grogaz | 2 | Daughter | — | California |
| 19 | George C. Sloan | 52 | Head | Prison Guard | Pennsylvania |
| 20 | Mary Marie Sloan THIS PERSON | 44 | Wife | Saleslady | Arizona |
| 21 | Henry E. Sloan | 22 | Son | — | California |
| 22 | Lida Riggle | 67 | Mother-in-law | — | California |
| 23 | John Hester | 38 | Head | Building Contractor | Scotland |
| 24 | Bernice G. Hester | 37 | Wife | — | Scotland |
| 25 | Anne Marie Hester | 11 | Daughter | — | California |
| 26 | Jacquelyn Hester | 3 | Daughter | — | California |
| 27 | James R. Ross | 38 | Head | Liquor Officer | California |
| 28 | Ida M. Ross | 39 | Wife | Nurse | Michigan |
| 29 | Harold John Vaile | 40 | Head | Building Contractor | Illinois |
| 30 | Marcia G. Vaile | 32 | Wife | — | Maine |
| 31 | Theresa M. Vaile | 2 | Daughter | — | California |
| 32 | William Keith Chick | 41 | Head | Secretary | Kansas |
| 33 | Kathryn V. Chick | 42 | Wife | — | Nebraska |
| 34 | Paul E. Samelson | 39 | Head | Manager | Minnesota |
| 35 | Katherine Samelson | 36 | Wife | — | California |
| 36 | Martha Ann Samelson | 11 | Daughter | — | California |
| 37 | Paul E. Samelson | 1 | Son | — | California |
| 38 | Flozen Roque | 20 | Servant | Maid | Canada |
| 39 | Gaylord G. Purvis | 28 | Head | Pharmacist | Illinois |
| 40 | Louise Purvis | 26 | Wife | — | Colorado |
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)