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Blanche Williams — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Los-Angeles-County, California
Our Model Tree links this Blanche Williams across the 1920, 1930 and 1940 US Censuses in Los-Angeles-County, California (XGBoost, ~Confirmed) — first a head (b.~1891), then head of a 4-person household.
Age 49
b. ~1891
Female
Head
Born: Utah
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Los-Angeles-County, California |
| Surname | Williams |
| Given Name | Blanche M. |
| Relationship to Head | Head |
| Sex | F |
| Color / Race | White |
| Age | 49 |
| Marital Status | Married |
| Birthplace | Utah |
| 1935 Residence (City) | Pasadena |
| 1935 Residence (County) | Los Angeles |
| Additional Details | |
| Highest Grade | C-4 |
| 1935 Residence | Same Place |
| Birth State | Utah |
| Birth Country | United States |
| Birthplace (normalized) | utah |
| Township / Ward | Pasadena |
| Est. Birth Year | ~1891 |
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 Blanche | Age | Birth yr |
|---|---|---|---|---|
| Blanche Williams | Head | — | 49 | ~1891 |
| Barbara Williams | Daughter | — | 22 | ~1918 |
| Herbert Williams | Son | — | 23 | ~1917 |
| Elizabeth Downey | Other | — | 38 | ~1902 |
Census Appearances
1920
Los Angeles, …
Other, age 28
Los Angeles, California · implied b. ~1892 — 8 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Williams |
| Given Name | Blanche |
| Relationship to Head | Daughter-in-law |
| Sex | F |
| Color / Race | White |
| Age | 28 |
| Marital Status | Married |
| Birthplace | Utah |
| Father's Birthplace | Massachusetts |
| Mother's Birthplace | United States |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Utah |
| Birth Country | United States |
| Birthplace (normalized) | utah |
1930
Los Angeles, …
Other, age 39
Los Angeles, California · implied b. ~1891 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Williams |
| Given Name | Blanche H |
| Relationship to Head | Wife-H |
| Sex | F |
| Color / Race | White |
| Age | 39 |
| Marital Status | Married |
| Birthplace | Utah |
| Age at First Marriage | 22 |
| Father's Birthplace | Massachusetts |
| Mother's Birthplace | California |
| Can Read/Write | Yes |
| Birth State | Utah |
| Birth Country | United States |
| Birthplace (normalized) | utah |
1940
Los-Angeles-County, California
Head, age 49
Los-Angeles-County, California · implied b. ~1891 — 4 household members
| Surname | Williams |
| Given Name | Blanche M. |
| Relationship to Head | Head |
| Sex | F |
| Color / Race | White |
| Age | 49 |
| Marital Status | Married |
| Birthplace | Utah |
| 1935 Residence (City) | Pasadena |
| 1935 Residence (County) | Los Angeles |
| Highest Grade | C-4 |
| 1935 Residence | Same Place |
| Birth State | Utah |
| Birth Country | United States |
| Birthplace (normalized) | utah |
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 Blanche Williams across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage.
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This person
Anchor record
Blanche Williams
Head · 1940 · age 49 · b. ~1891 · 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 — Los-Angeles-County, California
Open full size
1940 US Federal Census — Los-Angeles-County, California
Page Contents
28 people indexed on this census page (nara:1940:m-t0627-00242-00453)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Ida Johnson | 31 | Maid | Maid | California |
| 42 | Douglas Morris | 58 | Head | Salesman | Ohio |
| 43 | Jeannette Morris | 66 | Wife | — | New York |
| 44 | Mary A. Cunningham | 55 | Maid | Maid | Irish Free State |
| 45 | De Witt Ryerson | 54 | Chauffeur | Gardener Chauffeur | New York |
| 46 | John H. Hellweg | 65 | Head | — | Illinois |
| 47 | Molly Hellweg | 62 | Wife | — | Michigan |
| 48 | Charlotte Hellweg | 31 | Daughter | — | Illinois |
| 49 | Helma Froding | 61 | Maid | Maid | Nebraska |
| 50 | Laura Laas | 57 | Cook | Cook | Montana |
| 51 | Blanche M. Williams THIS PERSON | 49 | Head | — | Utah |
| 52 | Herbert F. Williams | 23 | Son | — | California |
| 53 | Barbara E. Williams | 22 | Daughter | — | California |
| 54 | Elizabeth Downey | 38 | Maid | Maid | Germany |
| 55 | Williston Bradway | 36 | Head | Salesman | Massachusetts |
| 56 | Muriel Bradway | 34 | Wife | — | Connecticut |
| 57 | Kent Bradway | 9 | Son | — | California |
| 58 | Shirley Bradway | 8 | Daughter | — | California |
| 59 | Neale Bradway | 7 | Son | — | California |
| 60 | Beverly Bradway | 0 | Daughter | — | California |
| 61 | Robina Brougham | 53 | Maid | Maid | Illinois |
| 62 | Edward C. G. Crossitt | 57 | Head | President | Illinois |
| 63 | Elizabeth Crossitt | 53 | Wife | — | Iowa |
| 64 | Caroline Crossitt | 24 | Daughter | — | Iowa |
| 65 | Charles Erickson | 51 | Butler | Butler | Sweden |
| 66 | Edith Erickson | 42 | Maid | Maid | Sweden |
| 67 | Marion Johnson | 41 | Cook | Cook | Sweden |
| 68 | Carolyne Kuhn | 34 | Secretary | Secretary | Illinois |
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)