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Sarah Lewis — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Alameda-County, California
Our Model Tree links this Sarah Lewis across the 1910, 1920, 1930 and 1940 US Censuses in Alameda-County, California (XGBoost, ~Confirmed) — first a spouse (b.~1884), then head of a 3-person household.
Age 56
b. ~1884
Female
Spouse
Born: Mississippi
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Alameda-County, California |
| Surname | Lewis |
| Given Name | Sarah |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 56 |
| Marital Status | Married |
| Birthplace | Mississippi |
| 1935 Residence (City) | Oakland city |
| 1935 Residence (County) | Alameda |
| Additional Details | |
| Highest Grade | H-1 |
| 1935 Residence | Same house |
| Birth State | Mississippi |
| Birth Country | United States |
| Birthplace (normalized) | mississippi |
| Township / Ward | Oakland City |
| Est. Birth Year | ~1884 |
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 Sarah | Age | Birth yr |
|---|---|---|---|---|
| Charles Lewis | Head | — | 58 | ~1882 |
| Charles Lewis | Son | — | 22 | ~1918 |
| Sarah Lewis | Spouse | — | 56 | ~1884 |
Census Appearances
1910
Alameda, California
Spouse, age 25
Alameda, California · implied b. ~1885 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Lewis |
| Given Name | Sadie |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 25 |
| Marital Status | Married |
| Birthplace | Mississippi |
| Years Married | 4 |
| Children Born | 3 |
| Children Living | 2 |
| Father's Birthplace | Virginia |
| Mother's Birthplace | Virginia |
| Birth State | Mississippi |
| Birth Country | United States |
| Birthplace (normalized) | mississippi |
1920
Alameda, California
Spouse, age 36
Alameda, California · implied b. ~1884 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Lewis |
| Given Name | Sadie |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | Black |
| Age | 36 |
| Marital Status | Married |
| Birthplace | Mississippi |
| Father's Birthplace | Mississippi |
| Mother's Birthplace | Mississippi |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Mississippi |
| Birth Country | United States |
| Birthplace (normalized) | mississippi |
1930
Alameda, California
Spouse, age 44
Alameda, California · implied b. ~1886 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Lewis |
| Given Name | Sadie |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | Black |
| Age | 44 |
| Marital Status | Married |
| Birthplace | Mississippi |
| Age at First Marriage | 16 |
| Father's Birthplace | Virginia |
| Mother's Birthplace | Virginia |
| Occupation | maid |
| Industry | house |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | Mississippi |
| Birth Country | United States |
| Birthplace (normalized) | mississippi |
1940
Alameda-County, California
Spouse, age 56
Alameda-County, California · implied b. ~1884 — 3 household members
| Surname | Lewis |
| Given Name | Sarah |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 56 |
| Marital Status | Married |
| Birthplace | Mississippi |
| 1935 Residence (City) | Oakland city |
| 1935 Residence (County) | Alameda |
| Highest Grade | H-1 |
| 1935 Residence | Same house |
| Birth State | Mississippi |
| Birth Country | United States |
| Birthplace (normalized) | mississippi |
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 Sarah Lewis across 4 US Census years (1910, 1920, 1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Sarah Lewis
Spouse · 1940 · age 56 · b. ~1884 · 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 — Alameda-County, California
Open full size
1940 US Federal Census — Alameda-County, California
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-00438-00076)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Howard M. Mock | 52 | Head | Barber | Colorado |
| 2 | Ella M. Mock | 54 | Wife | Power Sewer | Kansas |
| 3 | Mae B. Mock | 26 | Daughter | Runs A Machine | Colorado |
| 4 | Andrew A. Nelson | 75 | Head | — | Sweden |
| 5 | Hilda S. Nelson | 64 | Wife | — | Sweden |
| 6 | Agnes L. Nelson | 47 | Daughter | Runs The Cash Register | Alaska |
| 7 | Charles Lewis | 58 | Head | Painter | Louisiana |
| 8 | Sarah Lewis THIS PERSON | 56 | Wife | — | Mississippi |
| 9 | Charles Jr. Lewis | 22 | Son | Red Cap | California |
| 10 | Frederick S. Boynton | 59 | Head | Painting Contractor | Vermont |
| 11 | Asta E. Boynton | 45 | Wife | A Partment House Manager | Norway |
| 12 | Harold F. Mcgrath | 30 | Head | Teamster | North Dakota |
| 13 | Grace R. Mcgrath | 28 | Wife | A Partment House Manager | Utah |
| 14 | Jack Q. Spears | 45 | Head | Manager | Illinois |
| 15 | George Turnbull | 31 | Friend | Laborer | California |
| 16 | Lionel O. Smith | 32 | Head | Salesman | California |
| 17 | Helen J. Smith | 29 | Wife | Telephone Operator | California |
| 18 | Agnes Brockman | 64 | Head | — | England |
| 19 | Helene Hick | 3 | Daughter | — | New York |
| 20 | Robert R. Stowers | 34 | Head | New Worker Chewing Gum Sales Man | Tennessee |
| 21 | Alice F. Stowers | 30 | Wife | — | Oklahoma |
| 22 | Sandra (Infant) Stowers | 0 | Daughter | — | California |
| 23 | Augusta Lester | 21 | Friend | — | Colorado |
| 24 | Frank J. Miller | 36 | Head | Paint Maker | Pennsylvania |
| 25 | Lorraine S. Miller | 35 | Wife | — | Massachusetts |
| 26 | Harley H. Shaff | 31 | Head | Bartender | Missouri |
| 27 | Marcella R. Shaff | 23 | Wife | — | Minnesota |
| 28 | Richard H. Shaff | 0 | Son | — | California |
| 29 | Charles W. Woolridge | 24 | Head | Building Contractor | California |
| 30 | Lois Woolridge | 22 | Wife | — | Arizona |
| 31 | Charles W. Woolridge | 2 | Son | — | California |
| 32 | Edward Kadanow | 33 | Head | Bartender | Kansas |
| 33 | Adelina C. Kadanow | 25 | Wife | Sales Clerk | Nebraska |
| 34 | Victor L. Bareis | 34 | Head | Driver | California |
| 35 | Mildred A. Bareis | 33 | Wife | Telephone Operator | California |
| 36 | Dorothy Mason | 29 | Head | Beautician | Washington |
| 37 | Claudette A. Mason | 6 | Daughter | — | California |
| 38 | Niel M. Darson | 39 | Head | Barber | Denmark |
| 39 | Frances E. Darson | 22 | Wife | Waitress | Michigan |
| 40 | Vic Lyons | 32 | Head | Switchman | Ohio |
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)