DJ
Dorothy Johnson — 1940 US Census Record
Model Tree available1940 United States Federal Census · Blair-County, Pennsylvania
Our Model Tree links this Dorothy Johnson across the 1920, 1930 and 1940 US Censuses in Blair-County, Pennsylvania (XGBoost, ~Confirmed), with identified parents Charles & Harry — first a daughter (b.~1914), then head of a 10-person household.
Age 26
b. ~1914
Female
Daughter
Born: Pennsylvania
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Blair-County, Pennsylvania |
| Surname | Johnson |
| Given Name | Dorothy |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 26 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| 1935 Residence (City) | Altoona City |
| 1935 Residence (County) | Blair |
| Additional Details | |
| Occupation | Saleslady |
| Industry | Retail Department store |
| Class of Worker | PW |
| Hours Worked | 48 |
| Income (1939) | 160 |
| Highest Grade | H-2 |
| 1935 Residence | Same house |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
| Occupation | Saleslady |
| Township / Ward | Altoona City |
| Est. Birth Year | ~1914 |
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.
10 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Dorothy | Age | Birth yr |
|---|---|---|---|---|
| Julia Johnson | Daughter | — | 33 | ~1907 |
| Dorothy Johnson | Daughter | — | 26 | ~1914 |
| Helen Johnson | Daughter | — | 21 | ~1919 |
| Harry Johnson | Head | — | 54 | ~1886 |
| Harold Homer | Other | — | 9 | ~1931 |
| Ronald Homer | Other | — | 6 | ~1934 |
| Harold Johnson | Son | — | 24 | ~1916 |
| Robert Johnson | Son | — | 17 | ~1923 |
| Charles Johnson | Son | — | 15 | ~1925 |
| Mary Johnson | Spouse | — | 52 | ~1888 |
Census Appearances
1920
Blair, Pennsylvania
Daughter, age 5
Blair, Pennsylvania · implied b. ~1915 — 8 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Johnson |
| Given Name | Dorothy E. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 5 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Pennsylvania |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
1930
Blair, Pennsylvania
Daughter, age 15
Blair, Pennsylvania · implied b. ~1915 — 12 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Johnson |
| Given Name | Dorothy M. |
| Relationship to Head | daughter |
| Sex | F |
| Color / Race | White |
| Age | 15 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Pennsylvania |
| Occupation | none |
| Can Read/Write | Yes |
| Veteran | no |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
1940
Blair-County, Pennsylvania
Daughter, age 26
Blair-County, Pennsylvania · implied b. ~1914 — 10 household members
| Surname | Johnson |
| Given Name | Dorothy |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 26 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| 1935 Residence (City) | Altoona City |
| 1935 Residence (County) | Blair |
| Occupation | Saleslady |
| Industry | Retail Department store |
| Class of Worker | PW |
| Hours Worked | 48 |
| Income (1939) | 160 |
| Highest Grade | H-2 |
| 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 Dorothy Johnson across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Charles Johnson (~0.92 confidence) and father Harry Johnson (~0.92 confidence) and father William Johnson (~0.92 confidence) and mother Lillian Johnson (~0.92 confidence) and mother Mary Johnson (~0.92 confidence). The pedigree spans 1 generation with 5 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Charles Johnson
b. ~1886
Source father
● Household
· direct · ~0.92
Father
Harry Johnson
b. ~1886
Source father
● Household
· direct · ~0.92
Father
William Johnson
b. ~1880
Source father
● Household
· direct · ~0.92
Mother
Lillian Johnson
b. ~1884
Source mother
● Household
· direct · ~0.92
Mother
Mary Johnson
b. ~1888
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Dorothy Johnson
Daughter · 1940 · age 26 · b. ~1914 · Pennsylvania
★ You are viewing this record
Sibling
Helen Johnson
Sibling · 1940 · age 21
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Robert Johnson
Sibling · 1940 · age 17
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Harold Johnson
Sibling · 1940 · age 24
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Julia Johnson
Sibling · 1940 · age 33
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Charles Johnson
Sibling · 1940 · age 15
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 — Blair-County, Pennsylvania
Open full size
1940 US Federal Census — Blair-County, Pennsylvania
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-03437-00784)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Mary M Kauffman | 38 | Daughter | — | Pennsylvania |
| 2 | William H. Kauffman | 34 | Son-in-law | — | Pennsylvania |
| 3 | Florine E. Kauffman | 17 | Granddaughter | — | Pennsylvania |
| 4 | Gertrude M Kauffman | 15 | Granddaughter | — | Pennsylvania |
| 5 | William Kauffman | 14 | Grandson | — | Pennsylvania |
| 6 | Paul E Kauffman | 10 | Grandson | — | Pennsylvania |
| 7 | Charles Kauffman | 7 | Grandson | — | Pennsylvania |
| 8 | Sheldon R Kauffman | 5 | Grandson | — | Pennsylvania |
| 9 | Joseph G. D. Halton | 29 | Head | — | Pennsylvania |
| 10 | Catherine Halton | 26 | Wife | — | Pennsylvania |
| 11 | Lois S Halton | 5 | Daughter | — | Pennsylvania |
| 12 | Mary J. Halton | 3 | Daughter | — | Pennsylvania |
| 13 | James E Halton | 1 | Son | — | Pennsylvania |
| 14 | Robert F Halton | 39 | Head | Carpenter | Pennsylvania |
| 15 | Mary D Halton | 37 | Wife | — | Pennsylvania |
| 16 | Robert F. Jr Halton | 9 | Son | — | Pennsylvania |
| 17 | Rose Wiskovity | 65 | Head | Manager | Austria |
| 18 | Louis Wiskovity | 33 | Son | Manager | Austria |
| 19 | William Wiskovity | 30 | Son | Manager | Pennsylvania |
| 20 | Max Wiskovity | 28 | Son | Store Tender | Austria |
| 21 | Anna Wiskovity | 29 | Daughter-in-law | — | Pennsylvania |
| 22 | Thelma Wiskovity | 13 | Granddaughter | — | Pennsylvania |
| 23 | Martin Wiskovity | 8 | Grandson | — | Pennsylvania |
| 24 | Samuel Wiskovity | 5 | Grandson | — | Pennsylvania |
| 25 | Ruth Wiskovity | 4 | Granddaughter | — | Pennsylvania |
| 26 | Anna E. Schimminger | 36 | Head | Saleslady | Pennsylvania |
| 27 | John H Schimminger | 14 | Son | — | Pennsylvania |
| 28 | Betty Louise Schimminger | 13 | Daughter | — | Pennsylvania |
| 29 | Harry W Johnson | 54 | Head | — | Pennsylvania |
| 30 | Mary E. Johnson | 52 | Wife | — | Pennsylvania |
| 31 | Julia Johnson | 33 | Daughter | Saleslady | Pennsylvania |
| 32 | Dorothy Johnson THIS PERSON | 26 | Daughter | Saleslady | Pennsylvania |
| 33 | Harold B Johnson | 24 | Son | — | Pennsylvania |
| 34 | Helen V. Johnson | 21 | Daughter | Saleslady | Pennsylvania |
| 35 | Robert Johnson | 17 | Son | — | Pennsylvania |
| 36 | Charles Johnson | 15 | Son | — | Pennsylvania |
| 37 | Harold M Homer | 9 | Grandson | — | Pennsylvania |
| 38 | Ronald D Homer | 6 | Grandson | — | Pennsylvania |
| 39 | Joseph D Vogel | 46 | Head | Tender Repairman | Germany |
| 40 | Alicia Vogel | 38 | Wife | — | Pennsylvania |
Pedigree Summary
Dorothy + 5 siblings
Gen 1 · 5 parents
~0.92
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)