SJ
Sadie Johnson — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Philadelphia-County, Pennsylvania
Our Model Tree links this Sadie Johnson across the 1920, 1930 and 1940 US Censuses in Philadelphia-County, Pennsylvania (XGBoost, ~Confirmed) — first a spouse (b.~1901), then head of a 11-person household.
Age 39
b. ~1901
Female
Spouse
Born: Maryland
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Philadelphia-County, Pennsylvania |
| Surname | Johnson |
| Given Name | Sadie |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | Black |
| Age | 39 |
| Marital Status | Married |
| Birthplace | Maryland |
| 1935 Residence (City) | Phila |
| 1935 Residence (County) | Phila |
| Additional Details | |
| Class of Worker | 0 |
| Highest Grade | No 8 |
| 1935 Residence | Same Place |
| Birth State | Maryland |
| Birth Country | United States |
| Birthplace (normalized) | maryland |
| Township / Ward | Phila |
| Est. Birth Year | ~1901 |
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.
11 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Sadie | Age | Birth yr |
|---|---|---|---|---|
| Vandear Johnson | Son | — | 10 | ~1930 |
| Horace Johnson | Son | — | 7 | ~1933 |
| Pauline Johnson | Daughter | — | 17 | ~1923 |
| Barbara Johnson | Daughter | — | 9 | ~1931 |
| Leonard Johnson | Son | — | 11 | ~1929 |
| Gladys Johnson | Daughter | — | 14 | ~1926 |
| Adell Johnson | Head | — | 42 | ~1898 |
| Sadie Johnson | Spouse | — | 39 | ~1901 |
| Betty Johnson | Daughter | — | 5 | ~1935 |
| Adell Johnson | Daughter | — | 1 | ~1939 |
| Stanley Johnson | Son | — | 3 | ~1937 |
Census Appearances
1920
Philadelphia, Pennsylvania
Other, age 21
Philadelphia, Pennsylvania · implied b. ~1899 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Johnson |
| Given Name | Sallie |
| Relationship to Head | lodger |
| Sex | F |
| Color / Race | Black |
| Age | 21 |
| Marital Status | Married |
| Birthplace | Maryland |
| Father's Birthplace | Maryland |
| Mother's Birthplace | Maryland |
| Occupation | none |
| Can Read | No |
| Can Write | No |
| Speaks English | Yes |
| Birth State | Maryland |
| Birth Country | United States |
| Birthplace (normalized) | maryland |
1930
Philadelphia, Pennsylvania
Other, age 30
Philadelphia, Pennsylvania · implied b. ~1900 — 8 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Johnson |
| Given Name | Sadie E. |
| Relationship to Head | Wife-H |
| Sex | F |
| Color / Race | Black |
| Age | 30 |
| Marital Status | Married |
| Birthplace | Maryland |
| Age at First Marriage | 21 |
| Father's Birthplace | Maryland |
| Mother's Birthplace | Maryland |
| Can Read/Write | Yes |
| Birth State | Maryland |
| Birth Country | United States |
| Birthplace (normalized) | maryland |
1940
Philadelphia-County, Pennsylvania
Spouse, age 39
Philadelphia-County, Pennsylvania · implied b. ~1901 — 11 household members
| Surname | Johnson |
| Given Name | Sadie |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | Black |
| Age | 39 |
| Marital Status | Married |
| Birthplace | Maryland |
| 1935 Residence (City) | Phila |
| 1935 Residence (County) | Phila |
| Class of Worker | 0 |
| Highest Grade | No 8 |
| 1935 Residence | Same Place |
| Birth State | Maryland |
| Birth Country | United States |
| Birthplace (normalized) | maryland |
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 Sadie Johnson across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Sadie Johnson
Spouse · 1940 · age 39 · b. ~1901 · Pennsylvania
★ You are viewing this record
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
40 people indexed on this census page (nara:1940:m-t0627-03745-00425)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Irene Williams | 39 | Head | Housework | Georgia |
| 42 | William Williams | 15 | Son | — | Penna |
| 43 | Edward Williams | 13 | Son | — | Penna |
| 44 | Nathaniel Williams | 10 | Son | — | Penna |
| 45 | Arthur Williams | 8 | Son | — | Penna |
| 46 | Conway Hall | 50 | Head | — | Virginia |
| 47 | Martha Hall | 55 | Wife | — | Virginia |
| 48 | Edward Mcclure | 40 | Head | Automobile Mechanic | Louisiana |
| 49 | Annie Mcclure | 47 | Wife | Cook | Maryland |
| 50 | Mabel Nelson | 19 | Daughter | Housework | Penna |
| 51 | Rebecca Scott | 24 | Lodger | Presser | Virginia |
| 52 | Rebecca Williams | 11 | Lodger | — | Maryland |
| 53 | Harrison Fisher | 41 | Head | Laborer | Virginia |
| 54 | Mamie Fisher | 38 | Wife | — | Virginia |
| 55 | Phillip Newbill | 45 | Head | Loader | Virginia |
| 56 | Mazora Newbill | 42 | Wife | — | Virginia |
| 57 | Leonora Newbill | 22 | Daughter | Housework | Penna |
| 58 | Adell Johnson | 42 | Head | Garage Attendant | Maryland |
| 59 | Sadie Johnson THIS PERSON | 39 | Wife | — | Maryland |
| 60 | Pauline Johnson | 17 | Daughter | — | Penna |
| 61 | Gladys Johnson | 14 | Daughter | — | Penna |
| 62 | Leonard Johnson | 11 | Son | — | Penna |
| 63 | Vandear Johnson | 10 | Son | — | Penna |
| 64 | Barbara Johnson | 9 | Daughter | — | Penna |
| 65 | Horace Johnson | 7 | Son | — | Penna |
| 66 | Betty Johnson | 5 | Daughter | — | Penna |
| 67 | Stanley Johnson | 3 | Son | — | Penna |
| 68 | Adell Johnson | 1 | Daughter | — | Penna |
| 69 | Lucian Brock | 57 | Head | Laborer | Virginia |
| 70 | Eugina Brock | 46 | Wife | — | Arkansas |
| 71 | Roland Brock | 19 | Son | C C C | Penna |
| 72 | Lucian Jr. Brock | 17 | Son | New Worker | Penna |
| 73 | Lawrence Brock | 15 | Son | — | Penna |
| 74 | William Hampton | 42 | Head | Truck Driver | Virginia |
| 75 | Nancy Hampton | 44 | Wife | — | Virginia |
| 76 | Lucille Hampton | 22 | Daughter | Ironer | Virginia |
| 77 | Lorraine Hampton | 20 | Daughter | Housework | Penna |
| 78 | Lorraine Hampton | 18 | Daughter | Housework | Virginia |
| 79 | Arthur Hampton | 17 | Daughter | Housework | Penna |
| 80 | Mayrie Hampton | 15 | Daughter | — | Penna |
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)