ME
Mary Evans — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Santa-Clara-County, California
Our Model Tree links this Mary Evans across the 1920, 1930 and 1940 US Censuses in Santa-Clara-County, California (XGBoost, ~Confirmed) — first a spouse (b.~1878), then head of a 4-person household.
Age 62
b. ~1878
Female
Spouse
Born: California
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Santa-Clara-County, California |
| Surname | Evans |
| Given Name | Mary |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 62 |
| Marital Status | Married |
| Birthplace | California |
| 1935 Residence (City) | Campbell Town |
| 1935 Residence (County) | Santa Clara |
| Additional Details | |
| Occupation | Kitchen |
| Industry | School |
| Class of Worker | PW |
| Hours Worked | 24 |
| Income (1939) | 770 |
| Highest Grade | No 8 |
| 1935 Residence | Same place |
| Birth State | California |
| Birth Country | United States |
| Birthplace (normalized) | california |
| Occupation | Kitchen |
| Township / Ward | Campbell Town |
| 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.
4 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Mary | Age | Birth yr |
|---|---|---|---|---|
| James Evans | Daughter | — | 22 | ~1918 |
| Edmarie Evans | Daughter | — | 19 | ~1921 |
| Edward Evans | Head | — | 62 | ~1878 |
| Mary Evans | Spouse | — | 62 | ~1878 |
Census Appearances
1920
Santa Clara, …
Spouse, age 43
Santa Clara, California · implied b. ~1877 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Evans |
| Given Name | Mary M |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 43 |
| Marital Status | Married |
| Birthplace | California |
| Father's Birthplace | Denmark |
| Mother's Birthplace | Canada |
| Industry | Housework |
| Class of Worker | W |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Mother Tongue | English |
| Birth State | California |
| Birth Country | United States |
| Birthplace (normalized) | california |
1930
Santa Clara, …
Spouse, age 52
Santa Clara, California · implied b. ~1878 — 27 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Evans |
| Given Name | Mary A |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 52 |
| Marital Status | Married |
| Birthplace | California |
| Age at First Marriage | 19 |
| Father's Birthplace | Michigan |
| Mother's Birthplace | Wisconsin |
| Can Read/Write | Yes |
| Birth State | California |
| Birth Country | United States |
| Birthplace (normalized) | california |
1940
Santa-Clara-County, California
Spouse, age 62
Santa-Clara-County, California · implied b. ~1878 — 4 household members
| Surname | Evans |
| Given Name | Mary |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 62 |
| Marital Status | Married |
| Birthplace | California |
| 1935 Residence (City) | Campbell Town |
| 1935 Residence (County) | Santa Clara |
| Occupation | Kitchen |
| Industry | School |
| Class of Worker | PW |
| Hours Worked | 24 |
| Income (1939) | 770 |
| 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 Evans 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 Evans
Spouse · 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 — Santa-Clara-County, California
Open full size
1940 US Federal Census — Santa-Clara-County, California
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-00335-00110)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Frances Harris | 26 | Wife | Lovelady | Missouri |
| 42 | Gordon Harris | 33 | Son | Can | California |
| 43 | Frank Irace | 46 | Head | Train | California |
| 44 | Mary Irace | 45 | Wife | — | California |
| 45 | Joseph Irace | 15 | Son | — | California |
| 46 | John B. West | 42 | Head | Maintenance | California |
| 47 | Myrtle G. West | 44 | Wife | — | Wisconsin |
| 48 | Dorothy May West | 19 | Daughter | Can | California |
| 49 | Ercille B. West | 18 | Daughter | — | California |
| 50 | Garrett Damon | 72 | Mother-in-law | — | Wisconsin |
| 51 | Eugene Quito | 47 | Brother-in-law | Painter | California |
| 52 | Allen Horn | 26 | Head | Recreation Director | California |
| 53 | Lillie Horn | 64 | Wife | Can | Illinois |
| 54 | Roy Keesman | 33 | Head | Mental Finisher | Oklahoma |
| 55 | Margurette Keesman | 34 | Wife | — | Oklahoma |
| 56 | Sophronia Farnham | 81 | Head | — | California |
| 57 | Edward Evans | 62 | Head | Painter | Ohio |
| 58 | Mary Evans THIS PERSON | 62 | Wife | Kitchen | California |
| 59 | James Evans | 22 | Daughter | — | California |
| 60 | Edmarie Evans | 19 | Daughter | — | California |
| 61 | Frank A. Birkert | 68 | Head | — | Iowa |
| 62 | Edward Steers | 66 | Head | — | Illinois |
| 63 | Carry L. Steers | 59 | Wife | — | Wisconsin |
| 64 | William A. Green | 43 | Brother-in-law | Cabinet Maker | Wisconsin |
| 65 | William E. Green | 11 | Nephew | — | California |
| 66 | Ralph D. Miller | 39 | Head | Laborer | Nebraska |
| 67 | Lida M. Miller | 37 | Wife | — | Washington |
| 68 | Stanley Miller | 19 | Son | — | California |
| 69 | Herbert Miller | 17 | Son | — | California |
| 70 | Paul Miller | 11 | Son | — | California |
| 71 | Marilyn Miller | 3 | Daughter | — | California |
| 72 | Virginia Miller | 1 | Daughter | — | California |
| 73 | Alford Keesman | 42 | Head | Mechanic | Missouri |
| 74 | Josephine Keesman | 35 | Wife | Can | Alabama |
| 75 | Doris Lee Keesman | 2 | Daughter | — | California |
| 76 | Hans Nielsen | 33 | Head | Box Maker | Denmark |
| 77 | Lydia Nielsen | 32 | Wife | — | California |
| 78 | Einar Nielsen | 4 | Son | — | California |
| 79 | Rasmus Nielsen | 27 | Brother | Can | Denmark |
| 80 | Joe Meckler | 35 | Head | Can | North Dakota |
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)