WJ
Willard Johnson — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Philadelphia-County, Pennsylvania
Our Model Tree links this Willard Johnson across the 1930 and 1940 US Censuses in Philadelphia-County, Pennsylvania (XGBoost, ~Confirmed) — first a son (b.~1931), then head of a 7-person household.
Age 9
b. ~1931
Male
Son
Born: Pennsylvania
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Philadelphia-County, Pennsylvania |
| Surname | Johnson |
| Given Name | Willard Jr. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | Black |
| Age | 9 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| 1935 Residence (City) | Philadelphia |
| 1935 Residence (County) | Phila. |
| Additional Details | |
| Highest Grade | Yes 3 |
| 1935 Residence | Same house |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
| Township / Ward | Philadelphia |
| Est. Birth Year | ~1931 |
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 Willard | Age | Birth yr |
|---|---|---|---|---|
| George Johnson | Son | — | 20 | ~1920 |
| Willard Johnson | Head | — | 49 | ~1891 |
| Doris Johnson | Daughter | — | 4 | ~1936 |
| Lillian Johnson | Spouse | — | 42 | ~1898 |
| Willard Johnson | Son | — | 9 | ~1931 |
| Francis Johnson | Son | — | 11 | ~1929 |
| Lillian Johnson | Daughter | — | 7 | ~1933 |
Census Appearances
1930
Philadelphia, Pennsylvania
Other, age
Philadelphia, Pennsylvania · implied b. ~1930 — 9 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Johnson |
| Given Name | Willard Jr. |
| Relationship to Head | Nephew |
| Sex | M |
| Color / Race | Black |
| Age | 0 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| Father's Birthplace | Virginia |
| Mother's Birthplace | Georgia |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
1940
Philadelphia-County, Pennsylvania
Son, age 9
Philadelphia-County, Pennsylvania · implied b. ~1931 — 7 household members
| Surname | Johnson |
| Given Name | Willard Jr. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | Black |
| Age | 9 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| 1935 Residence (City) | Philadelphia |
| 1935 Residence (County) | Phila. |
| Highest Grade | Yes 3 |
| 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 Willard Johnson across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Willard Johnson
Son · 1940 · age 9 · b. ~1931 · Pennsylvania
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Sibling
George Johnson
Sibling · 1940 · age 20
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Doris Johnson
Sibling · 1940 · age 4
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Lillian Johnson
Sibling · 1940 · age 7
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Francis Johnson
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 — Philadelphia-County, Pennsylvania
Open full size
1940 US Federal Census — Philadelphia-County, Pennsylvania
Page Contents
39 people indexed on this census page (nara:1940:m-t0627-03725-00125)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | William Welch | 65 | Lodger | Laborer | Virginia |
| 42 | Willard Johnson | 49 | Head | Stable Hand | Delaware |
| 43 | Lillian Johnson | 42 | Wife | Housework | Virginia |
| 44 | George Johnson | 20 | Son | New Worker | Pennsylvania |
| 45 | Francis Johnson | 11 | Son | — | Pennsylvania |
| 46 | Willard Jr. Johnson THIS PERSON | 9 | Son | — | Pennsylvania |
| 47 | Lillian Johnson | 7 | Daughter | — | Pennsylvania |
| 48 | Doris Johnson | 4 | Daughter | — | Pennsylvania |
| 49 | James Clough | 71 | Head | Machinist | England |
| 50 | Elizabeth Clough | 65 | Wife | — | New York |
| 51 | Eddie Wolf | 26 | Head | Salesman | Pennsylvania |
| 52 | Elaine Wolf | 24 | Wife | — | Pennsylvania |
| 54 | David Zuckerman | 60 | Head | Store Keeper | Russia |
| 55 | Bessie Zuckerman | 55 | Wife | — | Russia |
| 56 | Edward P. Kennedy | 43 | Head | Printer | Pennsylvania |
| 57 | John Johnson | 43 | Head | Mechanic | Pennsylvania |
| 58 | Hazel Johnson | 24 | Wife | — | Pennsylvania |
| 59 | John Jr. Johnson | 13 | Son | — | Pennsylvania |
| 60 | Anna Mae Johnson | 12 | Daughter | — | Pennsylvania |
| 61 | Elwood Johnson | 10 | Son | — | Pennsylvania |
| 62 | Theodore Johnson | 9 | Son | — | Pennsylvania |
| 63 | Alice Johnson | 8 | Daughter | — | Pennsylvania |
| 64 | Evelyn Johnson | 6 | Daughter | — | Pennsylvania |
| 65 | Ethel Mae Johnson | 4 | Daughter | — | Pennsylvania |
| 66 | Elizabeth Johnson | 4 | Daughter | — | Pennsylvania |
| 67 | Matilda Towns | 56 | Mother in law | — | Georgia |
| 68 | John F. Richardson | 62 | Head | Laborer | Maryland |
| 69 | Lucy E. Richardson | 64 | Wife | — | Virginia |
| 70 | Mary Redmond | 43 | Daughter | Housework | Pennsylvania |
| 71 | John Holmes | 47 | Head | Laborer | Virginia |
| 72 | Ida Holmes | 47 | Wife | — | Virginia |
| 73 | Robert Holmes | 12 | Son | — | Pennsylvania |
| 74 | Stanley Holmes | 11 | Son | — | Pennsylvania |
| 75 | Ida Holmes | 8 | Daughter | — | Pennsylvania |
| 76 | Henry Hedgman | 46 | Brother | Laborer | Virginia |
| 77 | Ruth Hedgman | 16 | Niece | — | Pennsylvania |
| 78 | George Seymour | 39 | Nephew | — | Virginia |
| 79 | Mabel Seymour | 32 | Niece | — | Pennsylvania |
| 80 | Anna Murphy | 56 | Head | — | Pennsylvania |
Related Census Records
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)