DJ
Dorothy Johnson — 1940 US Census Record
Model Tree available1940 United States Federal Census · Philadelphia-County, Pennsylvania
Our Model Tree links this Dorothy Johnson across the 1920, 1930 and 1940 US Censuses in Philadelphia-County, Pennsylvania (XGBoost, ~Confirmed), with identified parents James & William — first a daughter (b.~1917), then head of a 4-person household.
Age 23
b. ~1917
Female
Daughter
Born: Pennsylvania
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Philadelphia-County, Pennsylvania |
| Surname | Johnson |
| Given Name | Dorothy |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 23 |
| Marital Status | Married |
| Birthplace | Pennsylvania |
| 1935 Residence (City) | Philadelphia City |
| 1935 Residence (County) | Philadelphia |
| Additional Details | |
| Occupation | Housework |
| Industry | Private Home |
| Class of Worker | PW |
| Hours Worked | 0 |
| Income (1939) | 520 |
| Highest Grade | Hs 3 |
| 1935 Residence | Same place |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
| Occupation | Housework |
| Township / Ward | Philadelphia City |
| Est. Birth Year | ~1917 |
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.
4 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Dorothy | Age | Birth yr |
|---|---|---|---|---|
| Dorothy Johnson | Daughter | — | 23 | ~1917 |
| Lillian Snurles | Head | — | 49 | ~1891 |
| Nathaniel Johnson | Other | — | 3 | ~1937 |
| Anthony Snurles | Son | — | 11 | ~1929 |
Census Appearances
1920
Philadelphia, Pennsylvania
Daughter, age 1
Philadelphia, Pennsylvania · implied b. ~1919 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Johnson |
| Given Name | Dorothy |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 1 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Pennsylvania |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
1930
Philadelphia, Pennsylvania
Daughter, age 12
Philadelphia, Pennsylvania · implied b. ~1918 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Johnson |
| Given Name | Dorothy L |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 12 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Pennsylvania |
| Can Read/Write | Yes |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
1940
Philadelphia-County, Pennsylvania
Daughter, age 23
Philadelphia-County, Pennsylvania · implied b. ~1917 — 4 household members
| Surname | Johnson |
| Given Name | Dorothy |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 23 |
| Marital Status | Married |
| Birthplace | Pennsylvania |
| 1935 Residence (City) | Philadelphia City |
| 1935 Residence (County) | Philadelphia |
| Occupation | Housework |
| Industry | Private Home |
| Class of Worker | PW |
| Hours Worked | 0 |
| Income (1939) | 520 |
| Highest Grade | Hs 3 |
| 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 Dorothy Johnson across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father James Johnson (~0.92 confidence) and father William Johnson (~0.92 confidence) and mother Emily Johnson (~0.92 confidence) and father George Raudenbush (~0.83 confidence) and mother Ella Raudenbush (~0.83 confidence) and mother Lillian Snurles (~0.92 confidence). The pedigree spans 2 generations with 6 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.89
Father
James Johnson
b. ~1894
Source father
● Household
· direct · ~0.92
Father
William Johnson
b. ~1885
Source father
● Household
· direct · ~0.92
Mother
Emily Johnson
b. ~1901
Source mother
● Household
· direct · ~0.92
Father
George Raudenbush
b. ~1876
Source mother>father
● Household
· direct · ~0.83
Mother
Ella Raudenbush
b. ~1878
Source mother>mother
● Household
· direct · ~0.83
Mother
Lillian Snurles
b. ~1891
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Dorothy Johnson
Daughter · 1940 · age 23 · b. ~1917 · Pennsylvania
★ You are viewing this record
Sibling
Anthony Snurles
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
40 people indexed on this census page (nara:1940:m-t0627-03725-00700)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Matilda Wilson | 77 | Boarder | — | Pennsylvania |
| 2 | Charles Thomas | 71 | Head | — | Pennsylvania |
| 3 | Lydia Thomas | 78 | Wife | — | Maryland |
| 4 | Florence Jenkins | 22 | Niece | Housework | Pennsylvania |
| 5 | George Jenkins | 24 | Nephew | Porter | Pennsylvania |
| 6 | Stephen Thomas | 19 | Nephew | Laborer | Pennsylvania |
| 7 | Florence Thomas | 3 | Niece | — | Pennsylvania |
| 8 | William Wilkinson | 39 | Head | Porter | Pennsylvania |
| 9 | Lydia Wilkinson | 39 | Wife | Housework | Pennsylvania |
| 10 | Robert Wilkinson | 45 | Brother | Chauffeur | Virginia |
| 11 | Oscar Rosenburg | 58 | Head | Inspector | Rumania |
| 12 | Sofia Rosenburg | 56 | Wife | Helper | Rumania |
| 13 | Joseph Rosenburg | 35 | Son | Clerk | Pennsylvania |
| 14 | Irene Rosenburg | 35 | Daughter | — | Pennsylvania |
| 15 | Sidney Rosenburg | 3 | Grand Son | — | Pennsylvania |
| 16 | Betty Rosenburg | 1 | Grand Daughter | — | Pennsylvania |
| 17 | Lillian Snurles | 49 | Head | Cleaner | Pennsylvania |
| 18 | Anthony Snurles | 11 | Son | — | Pennsylvania |
| 19 | Dorothy Johnson THIS PERSON | 23 | Daughter | Housework | Pennsylvania |
| 20 | Nathaniel Johnson | 3 | Grand Son | — | Pennsylvania |
| 21 | Laura Council | 78 | Head | Lodging House Keeper | Pennsylvania |
| 22 | Mary Downey | 68 | Lodger | — | Pennsylvania |
| 23 | Geneva Mathews | 50 | Lodger | Housework | Pennsylvania |
| 24 | Margaret Jones | 49 | Lodger | Housework | Virginia |
| 25 | Sarah Williams | 46 | Lodger | Housework | Georgia |
| 26 | Mildred Smith | 44 | Lodger | Housework | Virginia |
| 27 | Mildred Smith | 18 | Daughter | — | Virginia |
| 28 | John Smith | 15 | Son | — | Virginia |
| 29 | Ernest Thesa | 40 | Head | Postal Clerk | Georgia |
| 30 | Rachel Thesa | 40 | Wife | — | South Carolina |
| 31 | Three Ends Thesa | None | Block | — | Same House |
| 32 | Peter Hill | 40 | Head | Barber | Virginia |
| 33 | Viola Hill | 32 | Wife | — | Virginia |
| 34 | Viola Hill | 12 | Daughter | — | Virginia |
| 35 | Peter Jr. Hill | 11 | Son | — | Virginia |
| 36 | Edward Hill | 8 | Son | — | Pennsylvania |
| 37 | Gaynell Hill | 7 | Daughter | — | Pennsylvania |
| 38 | Anna Epps | 46 | Sister in Law | Housework | Virginia |
| 39 | Alma Epps | 21 | Niece | Housework | Virginia |
| 40 | Margaret Martin | 46 | Head | Nursing | North Carolina |
Pedigree Summary
Dorothy + 1 sibling
Gen 1 · 4 parents
~0.92
Gen 2 · 2 grandparents
~0.83
Max depth 4 (1900–1950 window)
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)