PJ
Phyllis Johnson — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Allegheny-County, Pennsylvania
Our Model Tree links this Phyllis Johnson across the 1930 and 1940 US Censuses in Allegheny-County, Pennsylvania (XGBoost, ~Confirmed) — first a daughter (b.~1929), then head of a 7-person household.
Age 11
b. ~1929
Female
Daughter
Born: Pennsylvania
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Allegheny-County, Pennsylvania |
| Surname | Johnson |
| Given Name | Phyllis |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 11 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| 1935 Residence (City) | Penn Township |
| 1935 Residence (County) | Allegheny |
| Additional Details | |
| Highest Grade | No 5 |
| 1935 Residence | Same place |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
| Township / Ward | Penn Township |
| Est. Birth Year | ~1929 |
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.
7 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Phyllis | Age | Birth yr |
|---|---|---|---|---|
| Thomas Johnson | Son | — | 8 | ~1932 |
| Theodore Ford | Other | — | 16 | ~1924 |
| Mildred Johnson | Daughter | — | 7 | ~1933 |
| Phyllis Johnson | Daughter | — | 11 | ~1929 |
| Thelma Johnson | Daughter | — | 13 | ~1927 |
| Thomas Johnson | Head | — | 43 | ~1897 |
| Rachel Johnson | Spouse | — | 41 | ~1899 |
Census Appearances
1930
Allegheny, Pennsylvania
Daughter, age 1
Allegheny, Pennsylvania · implied b. ~1929 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Johnson |
| Given Name | Pearl |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | Black |
| Age | 1 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| Father's Birthplace | Virginia |
| Mother's Birthplace | Virginia |
| Can Read/Write | No |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
1940
Allegheny-County, Pennsylvania
Daughter, age 11
Allegheny-County, Pennsylvania · implied b. ~1929 — 7 household members
| Surname | Johnson |
| Given Name | Phyllis |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 11 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| 1935 Residence (City) | Penn Township |
| 1935 Residence (County) | Allegheny |
| Highest Grade | No 5 |
| 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 Phyllis Johnson across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Phyllis Johnson
Daughter · 1940 · age 11 · b. ~1929 · Pennsylvania
★ You are viewing this record
Sibling
Thelma Johnson
Sibling · 1940 · age 13
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Thomas Johnson
Sibling · 1940 · age 8
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Mildred Johnson
Sibling · 1940 · age 7
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-t0627-03414-00322)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | John C. Chinn | 65 | Head | — | Virginia |
| 2 | Jenny Chinn | 76 | Wife | — | Virginia |
| 3 | George Lenehan | 45 | Head | Mechanic | Pennsylvania |
| 4 | Anna Lenehan | 37 | Wife | — | Pennsylvania |
| 5 | Rose A. Lenehan | 9 | Daughter | — | Pennsylvania |
| 6 | Patrick Gallagher | 35 | Head | — | Pennsylvania |
| 7 | Julia Gallagher | 30 | Wife | Laborer | Pennsylvania |
| 8 | Joseph Gallagher | 5 | Son | — | Pennsylvania |
| 9 | Julia A. Gallagher | 1 | Daughter | — | Pennsylvania |
| 10 | Herman Bing | 45 | Head | Bartender | Pennsylvania |
| 11 | Collette Bing | 42 | Wife | — | Pennsylvania |
| 12 | Collette M. Bing | 15 | Daughter | — | Pennsylvania |
| 13 | Raymond Bing | 13 | Son | — | Pennsylvania |
| 14 | Arline C. Bing | 12 | Daughter | — | Pennsylvania |
| 15 | Helen Bing | 10 | Daughter | — | Pennsylvania |
| 16 | Charles Francisco | 26 | Head | Truck Driver | Pennsylvania |
| 17 | Ann Francisco | 26 | Wife | — | Pennsylvania |
| 18 | Betty A. Francisco | 4 | Daughter | — | Pennsylvania |
| 19 | Charles Francisco | 3 | Son | — | Pennsylvania |
| 20 | Ralph Fellis | 37 | Head | — | Italy |
| 21 | Louise Fellis | 40 | Wife | Elevator Operator | Pennsylvania |
| 22 | Francis Fellis | 17 | Son | — | Pennsylvania |
| 23 | Ralph Fellis | 15 | Son | — | Pennsylvania |
| 24 | Patrick Duff | 38 | Head | Clerk | Pennsylvania |
| 25 | Marie S. Duff | 36 | Wife | — | Pennsylvania |
| 26 | David Duff | 12 | Son | — | Pennsylvania |
| 27 | Thomas Duff | 11 | Son | — | Pennsylvania |
| 28 | Mary Duff | 9 | Daughter | — | Pennsylvania |
| 29 | Thomas Johnson | 43 | Head | Laborer | Virginia |
| 30 | Rachel Johnson | 41 | Wife | — | Pennsylvania |
| 31 | Thelma Johnson | 13 | Daughter | — | Pennsylvania |
| 32 | Phyllis Johnson THIS PERSON | 11 | Daughter | — | Pennsylvania |
| 33 | Thomas Johnson | 8 | Son | — | Pennsylvania |
| 34 | Mildred Johnson | 7 | Daughter | — | Pennsylvania |
| 35 | Theodore Ford | 16 | Nephew | — | Pennsylvania |
| 36 | Andrew O'Malley | 47 | Head | Laborer | Pennsylvania |
| 37 | Nellie O'Malley | 47 | Wife | — | Pennsylvania |
| 38 | Andrew O'Malley | 23 | Son | New Worker | Pennsylvania |
| 39 | Robert O'Malley | 18 | Son | Laborer | Pennsylvania |
| 40 | Bernice O'Malley | 17 | Daughter | — | 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)