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Winifred Smith — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Allegheny-County, Pennsylvania
Our Model Tree links this Winifred Smith across the 1930 and 1940 US Censuses in Allegheny-County, Pennsylvania (XGBoost, ~Confirmed) — first a daughter (b.~1927), then head of a 8-person household.
Age 13
b. ~1927
Female
Daughter
Born: Pennsylvania
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Allegheny-County, Pennsylvania |
| Surname | Smith |
| Given Name | Winifred |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 13 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| 1935 Residence (City) | Harrison Twp |
| 1935 Residence (County) | Allegheny |
| Additional Details | |
| Highest Grade | 6 |
| 1935 Residence | Same house |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
| Township / Ward | Harrison Twp |
| Est. Birth Year | ~1927 |
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.
8 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Winifred | Age | Birth yr |
|---|---|---|---|---|
| Winifred Smith | Daughter | — | 13 | ~1927 |
| Edward Smith | Son | — | 7 | ~1933 |
| Betty Smith | Daughter | — | 11 | ~1929 |
| Charles Smith | Head | — | 59 | ~1881 |
| Emma Smith | Spouse | — | 51 | ~1889 |
| Myrtle Smith | Daughter | — | 19 | ~1921 |
| Robert Smith | Son | — | 21 | ~1919 |
| Emma Smith | Daughter | — | 17 | ~1923 |
Census Appearances
1930
Allegheny, Pennsylvania
Daughter, age 2
Allegheny, Pennsylvania · implied b. ~1928 — 9 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Smith |
| Given Name | Winifred |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 2 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Pennsylvania |
| Can Read/Write | No |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
1940
Allegheny-County, Pennsylvania
Daughter, age 13
Allegheny-County, Pennsylvania · implied b. ~1927 — 8 household members
| Surname | Smith |
| Given Name | Winifred |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 13 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| 1935 Residence (City) | Harrison Twp |
| 1935 Residence (County) | Allegheny |
| Highest Grade | 6 |
| 1935 Residence | Same house |
| 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 Winifred Smith across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Winifred Smith
Daughter · 1940 · age 13 · b. ~1927 · Pennsylvania
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Sibling
Myrtle Smith
Sibling · 1940 · age 19
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Edward Smith
Sibling · 1940 · age 7
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Robert Smith
Sibling · 1940 · age 21
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Emma Smith
Sibling · 1940 · age 17
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Betty Smith
Sibling · 1940 · age 11
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
12 people indexed on this census page (nara:1940:m-t0627-03405-00060)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Grant Kilman | 30 | Head | Polisher | Pennsylvania |
| 2 | Dorothy Kilman | 30 | Wife | — | Pennsylvania |
| 3 | Charles Kilman | 9 | Son | — | Pennsylvania |
| 4 | Charles L. Smith | 59 | Head | Painting Contractor | Pennsylvania |
| 5 | Emma Smith | 51 | Wife | — | Pennsylvania |
| 6 | Robert Smith | 21 | Son | New Worker | Pennsylvania |
| 7 | Myrtle Smith | 19 | Daughter | New Worker | Pennsylvania |
| 8 | Emma L. Smith | 17 | Daughter | — | Pennsylvania |
| 9 | Winifred Smith THIS PERSON | 13 | Daughter | — | Pennsylvania |
| 10 | Betty Lou Smith | 11 | Daughter | — | Pennsylvania |
| 11 | Edward Dale Smith | 7 | Son | — | Pennsylvania |
| 12 | Paul A. Ross | 22 | Head | Clerk-Temp. | Iowa |
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)