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Elsie Williams — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Allegheny-County, Pennsylvania
Our Model Tree links this Elsie Williams across the 1930 and 1940 US Censuses in Allegheny-County, Pennsylvania (XGBoost, ~Confirmed) — first a daughter (b.~1920), then head of a 6-person household.
Age 20
b. ~1920
Female
Daughter
Born: Pennsylvania
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Allegheny-County, Pennsylvania |
| Surname | Williams |
| Given Name | Elsie |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 20 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| 1935 Residence (City) | Pittsburgh |
| 1935 Residence (County) | Allegheny |
| Additional Details | |
| Highest Grade | H-4 |
| 1935 Residence | Same place |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
| Township / Ward | Pittsburgh |
| Est. Birth Year | ~1920 |
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.
6 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Elsie | Age | Birth yr |
|---|---|---|---|---|
| Robert Williams | Son | — | 22 | ~1918 |
| Elsie Williams | Spouse | — | 50 | ~1890 |
| Oscar Williams | Head | — | 51 | ~1889 |
| Marion Williams | Daughter | — | 24 | ~1916 |
| Elsie Williams | Daughter | — | 20 | ~1920 |
| Dorothy Williams | Daughter | — | 26 | ~1914 |
Census Appearances
1930
Allegheny, Pennsylvania
Daughter, age 10
Allegheny, Pennsylvania · implied b. ~1920 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Williams |
| Given Name | Elsie |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 10 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| Father's Birthplace | Ohio |
| Mother's Birthplace | Pennsylvania |
| Can Read/Write | Yes |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
1940
Allegheny-County, Pennsylvania
Daughter, age 20
Allegheny-County, Pennsylvania · implied b. ~1920 — 6 household members
| Surname | Williams |
| Given Name | Elsie |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 20 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| 1935 Residence (City) | Pittsburgh |
| 1935 Residence (County) | Allegheny |
| Highest Grade | H-4 |
| 1935 Residence | Same place |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
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 Elsie Williams across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Elsie Williams
Daughter · 1940 · age 20 · b. ~1920 · Pennsylvania
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Sibling
Robert Williams
Sibling · 1940 · age 22
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Marion Williams
Sibling · 1940 · age 24
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Dorothy Williams
Sibling · 1940 · age 26
Source co-child of head (derived)
● Co-child · derived · ~0.88
Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1940 US Federal Census — Allegheny-County, Pennsylvania
Open full size
1940 US Federal Census — Allegheny-County, Pennsylvania
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-03664-00008)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Harvey Shulan | 18 | Brother | Waiter | Pennsylvania |
| 42 | Sidney Shulan | 13 | Brother | — | Florida |
| 43 | George Roffel | 39 | Head | Doctor Of Dentistry | Pennsylvania |
| 44 | Edythe Roffel | 29 | Wife | — | Pennsylvania |
| 45 | Fay Linda Roffel | 1 | Daughter | — | Pennsylvania |
| 46 | Janet C. Jones | 38 | Head | Elementary Teacher | Pennsylvania |
| 47 | Janet Jones | 64 | Mother | — | Pennsylvania |
| 48 | Sydney Rosenfeld | 32 | Head | Manager | Poland |
| 49 | Jane Rosenfeld | 31 | Wife | — | Pennsylvania |
| 50 | Sanford Rosenfeld | 9 | Son | — | Pennsylvania |
| 51 | Herbert Rosenfeld | 6 | Son | — | Pennsylvania |
| 52 | Oscar Williams | 51 | Head | Superintendent | Ohio |
| 53 | Elsie Williams | 50 | Wife | — | Pennsylvania |
| 54 | Dorothy Williams | 26 | Daughter | Teacher | Pennsylvania |
| 55 | Marion Williams | 24 | Daughter | Stenographer | Pennsylvania |
| 56 | Robert Williams | 22 | Son | Civil Engineer | Pennsylvania |
| 57 | Elsie Williams THIS PERSON | 20 | Daughter | — | Pennsylvania |
| 58 | Emery Rom | 32 | Head | Owner-Prop. | Pennsylvania |
| 59 | Yetta Rom | 30 | Wife | — | Pennsylvania |
| 60 | Ennetta Rom | 6 | Daughter | — | Pennsylvania |
| 61 | Sophia Fink | 23 | Maid | Maid | Pennsylvania |
| 62 | William H. Ross | 45 | Head | Owner | Michigan |
| 63 | Beulah Ross | 40 | Wife | — | Illinois |
| 64 | Mary Jane Ross | 14 | Daughter | — | Indiana |
| 65 | Morris Young | 35 | Head | Agent | Russia |
| 66 | Pearl Young | 35 | Wife | — | Russia |
| 67 | Edwin Young | 10 | Son | — | Pennsylvania |
| 68 | Barbara Young | 7 | Daughter | — | Pennsylvania |
| 69 | Milton Male | 35 | Head | Research Engineer | New York |
| 70 | Maxine Male | 30 | Wife | — | Missouri |
| 71 | Michael Male | 2 | Son | — | New York |
| 72 | Paul Walker | 40 | Head | Advertising Manager | Russia |
| 73 | Betta Walker | 37 | Wife | — | New York |
| 74 | Joan Lee Walker | 8 | Daughter | — | New York |
| 75 | Coleman P. Walker | 3 | Son | — | New York |
| 76 | Harry J. Fox | 35 | Head | Salesman-Manager | Washington D.C. |
| 77 | Catherine Fox | 31 | Wife | Saleswoman | Maryland |
| 78 | Richard Fox | 6 | Son | — | Pennsylvania |
| 79 | Louise G. Flock | 42 | Maid | Housekeeper | Pennsylvania |
| 80 | Harry A. Miller | 46 | Head | Pocket Salesman | Pennsylvania |
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)