FK
Francis King — 1940 US Census Record
Model Tree available1940 United States Federal Census · Allegheny-County, Pennsylvania
Our Model Tree links this Francis King across the 1920, 1930 and 1940 US Censuses in Allegheny-County, Pennsylvania (XGBoost, ~Confirmed), with identified parents William & William — first a son (b.~1913), then head of a 5-person household.
Age 27
b. ~1913
Male
Son
Born: Pennsylvania
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Allegheny-County, Pennsylvania |
| Surname | King |
| Given Name | Francis |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 27 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| 1935 Residence (City) | PITTSBURGH |
| 1935 Residence (County) | ALLEGHENY |
| Additional Details | |
| Occupation | Instrument Work |
| Industry | Engineer Supply Co. |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 600 |
| Highest Grade | C-1 |
| 1935 Residence | Same place |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
| Occupation | Instrument Work |
| Township / Ward | Pittsburgh |
| Est. Birth Year | ~1913 |
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.
5 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Francis | Age | Birth yr |
|---|---|---|---|---|
| Susanne King | Head | — | 59 | ~1881 |
| Austin King | Son | — | 31 | ~1909 |
| John Petrik | Other | — | 32 | ~1908 |
| Lawrence Mckee | Other | — | 26 | ~1914 |
| Francis King | Son | — | 27 | ~1913 |
Census Appearances
1920
Allegheny, Pennsylvania
Son, age 5
Allegheny, Pennsylvania · implied b. ~1915 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | King |
| Given Name | Francis |
| Relationship to Head | son |
| Sex | M |
| 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
Allegheny, Pennsylvania
Son, age 15
Allegheny, Pennsylvania · implied b. ~1915 — 8 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | King |
| Given Name | Francis J. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 15 |
| 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
Allegheny-County, Pennsylvania
Son, age 27
Allegheny-County, Pennsylvania · implied b. ~1913 — 5 household members
| Surname | King |
| Given Name | Francis |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 27 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| 1935 Residence (City) | PITTSBURGH |
| 1935 Residence (County) | ALLEGHENY |
| Occupation | Instrument Work |
| Industry | Engineer Supply Co. |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 600 |
| Highest Grade | C-1 |
| 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 King across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father William King (~0.92 confidence) and father William King (~0.92 confidence) and mother Elizabeth King (~0.92 confidence) and mother Susanne King (~0.92 confidence). The pedigree spans 1 generation with 4 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
William King
b. ~1885
Source father
● Household
· direct · ~0.92
Father
William King
b. ~1886
Source father
● Household
· direct · ~0.92
Mother
Elizabeth King
b. ~1889
Source mother
● Household
· direct · ~0.92
Mother
Susanne King
b. ~1881
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Francis King
Son · 1940 · age 27 · b. ~1913 · Pennsylvania
★ You are viewing this record
Sibling
Austin King
Sibling · 1940 · age 31
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 — Allegheny-County, Pennsylvania
Open full size
1940 US Federal Census — Allegheny-County, Pennsylvania
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-03672-00812)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Stella Frankos | 16 | Daughter | — | Pennsylvania |
| 42 | Caroline Frankos | 15 | Daughter | — | Pennsylvania |
| 43 | Alexander Frankos | 13 | Son | — | Pennsylvania |
| 44 | Georgia Frankos | 12 | Daughter | — | Pennsylvania |
| 45 | Della Frankos | 9 | Daughter | — | Pennsylvania |
| 46 | Michael Beckas | 44 | Brother-in-law | Chef | Greece |
| 47 | Alexandra Beckas | 45 | Sister-in-law | — | Greece |
| 48 | Charles Sanders | 32 | Head | Truck Driver | Pennsylvania |
| 49 | Blanche Sanders | 20 | Wife | — | Pennsylvania |
| 50 | Gerald Sanders | 3 | Son | — | Pennsylvania |
| 51 | Sandra Sanders | 1 | Daughter | — | Pennsylvania |
| 52 | Philip Asprion | 52 | Head | Labor | Pennsylvania |
| 53 | Margaret Asprion | 49 | Wife | — | Pennsylvania |
| 54 | Mildred Asprion | 18 | Daughter | Newworker | Pennsylvania |
| 55 | Margaret Asprion | 15 | Daughter | — | Pennsylvania |
| 56 | Dorothy Asprion | 13 | Daughter | — | Pennsylvania |
| 57 | Philip Asprion | 9 | Son | — | Pennsylvania |
| 58 | Joseph Asprion | 6 | Son | — | Pennsylvania |
| 59 | Grace Haggerty | 53 | Head | — | Pennsylvania |
| 60 | Susanne M. King | 59 | Head | — | Pennsylvania |
| 61 | Francis King THIS PERSON | 27 | Son | Instrument Work | Pennsylvania |
| 62 | Austin King | 31 | Son | Labor | Pennsylvania |
| 63 | Lawrence Mckee | 26 | Lodger | Labor | Pennsylvania |
| 64 | John Petrik | 32 | Lodger | Labor | Pennsylvania |
| 65 | Charles Collins | 31 | Head | Manager | Pennsylvania |
| 66 | Ruth Collins | 26 | Wife | — | Pennsylvania |
| 67 | Charles Collins | 10 | Son | — | Pennsylvania |
| 68 | Rita Collins | 8 | Daughter | — | Pennsylvania |
| 69 | James Collins | 2 | Son | — | Pennsylvania |
| 70 | Joan Collins | 1 | Daughter | — | Pennsylvania |
| 71 | Marie Collins | 34 | Head | — | Pennsylvania |
| 72 | Max Bertram | 54 | Head | — | Pennsylvania |
| 73 | Sophia Bertram | 50 | Wife | — | Pennsylvania |
| 74 | Ruth Haggerty | 44 | Head | Seamstress | Pennsylvania |
| 75 | Lois Blaine | 19 | Daughter | — | Pennsylvania |
| 76 | Albert Smith | 23 | Head | Truck Driver | Pennsylvania |
| 77 | Esther Smith | 19 | Wife | — | Pennsylvania |
| 78 | Anna Justus | 63 | Head | — | Ohio |
| 79 | Alberta Gregory | 14 | Grand Daughter | — | Pennsylvania |
| 80 | Leroy Gregory | 11 | Grand Son | — | Pennsylvania |
Pedigree Summary
Francis + 1 sibling
Gen 1 · 4 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)