FJ
Francis Johnson — 1940 US Census Record
Model Tree available1940 United States Federal Census · Washington-County, Pennsylvania
Our Model Tree links this Francis Johnson across the 1920, 1930 and 1940 US Censuses in Washington-County, Pennsylvania (XGBoost, ~Confirmed), with identified parents Laura & Clare — first a daughter (b.~1910), then head of a 8-person household.
Age 30
b. ~1910
Female
Daughter
Born: Pennsylvania
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Washington-County, Pennsylvania |
| Surname | Johnson |
| Given Name | Francis |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 30 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| 1935 Residence (City) | N. Charleroi |
| 1935 Residence (County) | Washington |
| Additional Details | |
| Hours Worked | 5 |
| Income (1939) | 0 |
| Highest Grade | Hs 4 |
| 1935 Residence | Same Place |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
| Township / Ward | N Charleroi |
| Est. Birth Year | ~1910 |
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.
8 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Francis | Age | Birth yr |
|---|---|---|---|---|
| Francis Johnson | Daughter | — | 30 | ~1910 |
| Marie Johnson | Daughter | — | 31 | ~1909 |
| Cecelia Johnson | Daughter | — | 16 | ~1924 |
| Anna Johnson | Daughter | — | 40 | ~1900 |
| Janice Johnson | Daughter | — | 5 | ~1935 |
| Stella Johnson | Daughter | — | 20 | ~1920 |
| Helen Johnson | Head | — | 57 | ~1883 |
| Victor Johnson | Son | — | 36 | ~1904 |
Census Appearances
1920
Washington, Pennsylvania
Daughter, age 9
Washington, Pennsylvania · implied b. ~1911 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Johnson |
| Given Name | Frances |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 9 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Pennsylvania |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
Daughter, age 19
Washington, Pennsylvania · implied b. ~1911 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Johnson |
| Given Name | Frances J. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 19 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Pennsylvania |
| Occupation | Bookkeeper |
| Industry | Real Estate Office |
| Class of Worker | W |
| Can Read/Write | Yes |
| Veteran | No |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
1940
Washington-County, Pennsylvania
Daughter, age 30
Washington-County, Pennsylvania · implied b. ~1910 — 8 household members
| Surname | Johnson |
| Given Name | Francis |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 30 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| 1935 Residence (City) | N. Charleroi |
| 1935 Residence (County) | Washington |
| Hours Worked | 5 |
| Income (1939) | 0 |
| Highest Grade | Hs 4 |
| 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 Francis Johnson across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: mother Laura Johnson (~0.92 confidence) and father Clare Johnson (~0.92 confidence) and mother Helen Johnson (~0.92 confidence) and father Clarke Johnson (~0.92 confidence) and mother Leona Johnson (~0.92 confidence). The pedigree spans 1 generation with 5 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Mother
Laura Johnson
b. ~1881
Source mother
● Household
· direct · ~0.92
Father
Clare Johnson
b. ~1882
Source father
● Household
· direct · ~0.92
Mother
Helen Johnson
b. ~1883
Source mother
● Household
· direct · ~0.92
Father
Clarke Johnson
b. ~1885
Source father
● Household
· direct · ~0.92
Mother
Leona Johnson
b. ~1887
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Francis Johnson
Daughter · 1940 · age 30 · b. ~1910 · Pennsylvania
★ You are viewing this record
Sibling
Stella Johnson
Sibling · 1940 · age 20
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Marie Johnson
Sibling · 1940 · age 31
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Cecelia Johnson
Sibling · 1940 · age 16
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Victor Johnson
Sibling · 1940 · age 36
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Anna Johnson
Sibling · 1940 · age 40
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Janice Johnson
Sibling · 1940 · age 5
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 — Washington-County, Pennsylvania
Open full size
1940 US Federal Census — Washington-County, Pennsylvania
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-03625-00102)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Francis Mckenna | 33 | Head | Railroader | Pennsylvania |
| 42 | Mary E. Mckenna | 26 | Wife | — | Pennsylvania |
| 43 | Forest Mckenna | 4 | Son | — | Pennsylvania |
| 44 | John Kruppa | 33 | Head | Hot Mill | Pennsylvania |
| 45 | Elizabeth Kruppa | 29 | Wife | — | Pennsylvania |
| 46 | Mary Louise Kruppa | 4 | Daughter | — | Pennsylvania |
| 47 | Joanna Kruppa | 2 | Daughter | — | Pennsylvania |
| 48 | Jesse Rufflo | 74 | Head | Watchman | Pennsylvania |
| 49 | Virtue Rufflo | 64 | Wife | — | Pennsylvania |
| 50 | Helen Johnson | 57 | Head | — | Pennsylvania |
| 51 | Anna Johnson | 40 | Daughter | Decorator | Pennsylvania |
| 52 | Marie Johnson | 31 | Daughter | — | Pennsylvania |
| 53 | Victor Johnson | 36 | Son | Crane Man | Pennsylvania |
| 54 | Francis Johnson THIS PERSON | 30 | Daughter | — | Pennsylvania |
| 55 | Stella Johnson | 20 | Daughter | Operator | Pennsylvania |
| 56 | Cecelia Johnson | 16 | Daughter | — | Pennsylvania |
| 57 | Janice Lee Johnson | 5 | Daughter | — | Pennsylvania |
| 58 | Claude Thomas | 35 | Head | Lineman | West Virginia |
| 59 | Hilda Thomas | 30 | Wife | — | Pennsylvania |
| 60 | Shirley Ann Thomas | 5 | Daughter | — | Pennsylvania |
| 61 | James Thomas | 2 | Son | — | Pennsylvania |
| 62 | Gale Thomas | 12 | Daughter | — | Pennsylvania |
| 63 | Anthony Reona | 47 | Head | Cutter Pipe | Italy |
| 64 | Lillian Reona | 42 | Wife | — | Louisiana |
| 65 | Marie Reona | 14 | Daughter | — | Pennsylvania |
| 66 | Anthony Deluga | 27 | Head | Laborer | Pennsylvania |
| 67 | Mary Deluga | 23 | Wife | — | Pennsylvania |
| 68 | Edmund Deluga | 1 | Son | — | Pennsylvania |
| 69 | Michael Lisar | 36 | Head | Laborer | Pennsylvania |
| 70 | Helen Lisar | 29 | Wife | — | Pennsylvania |
| 71 | Edward Crabb | 36 | Head | Steel Worker | Pennsylvania |
| 72 | Margaret Crabb | 36 | Wife | — | Pennsylvania |
| 73 | Kathaleen Crabb | 11 | Daughter | — | Pennsylvania |
| 74 | James Edward Crabb | 9 | Son | — | Pennsylvania |
| 75 | Louis Baker | 47 | Head | Lay Out Man | Pennsylvania |
| 76 | Cornelia Baker | 55 | Wife | — | Pennsylvania |
| 77 | Leo Baker | 15 | Son | — | Pennsylvania |
| 78 | Cornelius Baker | 13 | Son | — | Pennsylvania |
| 79 | Mark Dale Chew | 48 | Head | Foreman | Pennsylvania |
| 80 | Lottie Chew | 46 | Wife | — | Pennsylvania |
Related Census Records
Pedigree Summary
Francis + 6 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)