FK
Fred King — 1940 US Census Record
Model Tree available1940 United States Federal Census · Allegheny-County, Pennsylvania
Our Model Tree links this Fred King across the 1920, 1930 and 1940 US Censuses in Allegheny-County, Pennsylvania (XGBoost, ~Confirmed), with identified parents James & John — first a son (b.~1914), then head of a 6-person household.
Age 26
b. ~1914
Male
Son
Born: Ohio
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Allegheny-County, Pennsylvania |
| Surname | King |
| Given Name | Fred A. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 26 |
| Marital Status | Single |
| Birthplace | Ohio |
| 1935 Residence (City) | Pittsburgh City |
| 1935 Residence (County) | Allegheny |
| Additional Details | |
| Occupation | Deck Hand |
| Industry | Rail Road |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 906 |
| Highest Grade | No 8 |
| 1935 Residence | Same place |
| Birth State | Ohio |
| Birth Country | United States |
| Birthplace (normalized) | ohio |
| Occupation | Deck Hand |
| Township / Ward | Pittsburgh 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.
6 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Fred | Age | Birth yr |
|---|---|---|---|---|
| Fred King | Son | — | 26 | ~1914 |
| Clyde King | Son | — | 35 | ~1905 |
| Chester King | Son | — | 19 | ~1921 |
| John King | Head | — | 61 | ~1879 |
| Sherwood King | Son | — | 21 | ~1919 |
| Lula King | Spouse | — | 55 | ~1885 |
Census Appearances
1920
Allegheny, Pennsylvania
Son, age 6
Allegheny, Pennsylvania · implied b. ~1914 — 10 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | King |
| Given Name | Fred |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 6 |
| Marital Status | Single |
| Birthplace | Ohio |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Pennsylvania |
| Can Read | No |
| Birth State | Ohio |
| Birth Country | United States |
| Birthplace (normalized) | ohio |
1930
Allegheny, Pennsylvania
Son, age 16
Allegheny, Pennsylvania · implied b. ~1914 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | King |
| Given Name | Frederick |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 16 |
| Marital Status | Single |
| Birthplace | Ohio |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Pennsylvania |
| Can Read/Write | Yes |
| Birth State | Ohio |
| Birth Country | United States |
| Birthplace (normalized) | ohio |
1940
Allegheny-County, Pennsylvania
Son, age 26
Allegheny-County, Pennsylvania · implied b. ~1914 — 6 household members
| Surname | King |
| Given Name | Fred A. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 26 |
| Marital Status | Single |
| Birthplace | Ohio |
| 1935 Residence (City) | Pittsburgh City |
| 1935 Residence (County) | Allegheny |
| Occupation | Deck Hand |
| Industry | Rail Road |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 906 |
| Highest Grade | No 8 |
| 1935 Residence | Same place |
| Birth State | Ohio |
| Birth Country | United States |
| Birthplace (normalized) | ohio |
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 Fred King across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father James King (~0.92 confidence) and father John King (~0.92 confidence) and mother Lula King (~0.92 confidence). The pedigree spans 1 generation with 3 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
James King
b. ~1879
Source father
● Household
· direct · ~0.92
Father
John King
b. ~1879
Source father
● Household
· direct · ~0.92
Mother
Lula King
b. ~1885
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Fred King
Son · 1940 · age 26 · b. ~1914 · Pennsylvania
★ You are viewing this record
Sibling
Sherwood King
Sibling · 1940 · age 21
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Chester King
Sibling · 1940 · age 19
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Clyde King
Sibling · 1940 · age 35
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-t0627-03670-00647)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Gertrude S. Fink | 20 | Daughter | W. P. A. | Pennsylvania |
| 2 | James H. Fink | 14 | Son | — | Pennsylvania |
| 3 | John King | 61 | Head | Engineer | Pennsylvania |
| 4 | Lula M. King | 55 | Wife | — | Pennsylvania |
| 5 | Clyde B. King | 35 | Son | Plasterer | Pennsylvania |
| 6 | Sherwood L. King | 21 | Son | New Worker | Pennsylvania |
| 7 | Chester M. King | 19 | Son | New Worker | Pennsylvania |
| 8 | Fred A. King THIS PERSON | 26 | Son | Deck Hand | Ohio |
| 9 | David Newell | 37 | Head | File Clerk | Pennsylvania |
| 10 | Ann Newell | 29 | Wife | — | Pennsylvania |
| 11 | David Jr. Newell | 1 | Son | — | Pennsylvania |
| 12 | Mary Hanza | 76 | Mother-in-law | — | Pennsylvania |
| 13 | Milton Witty | 35 | Head | Cashier | Pennsylvania |
| 14 | Elizabeth Witty | 31 | Wife | Lunch Driver | Pennsylvania |
| 15 | Douglas Coutts | 39 | Head | Seamstress | Pennsylvania |
| 16 | Emma R. Coutts | 39 | Wife | Shipper | Pennsylvania |
| 17 | Eaton Voorbaugh | 33 | Head | Clerk | Pennsylvania |
| 18 | Ethel Voorbaugh | 25 | Wife | General Manager | Pennsylvania |
| 19 | Stewart Gander | 28 | Head | Salesman | Pennsylvania |
| 20 | Pearl Gander | 23 | Wife | Salesman | Pennsylvania |
| 21 | Stewart Jr. Gander | 2 | Son | — | Pennsylvania |
| 22 | Joseph Di Giovanni | 42 | Head | Manager | Italy |
| 23 | Irene Di Giovanni | 37 | Wife | Alteration Dept | Pennsylvania |
| 24 | Donna Di Giovanni | 6 | Daughter | — | Pennsylvania |
| 25 | Joseph Jr. Di Giovanni | 2 | Son | — | Pennsylvania |
| 26 | Clyde Killmer | 49 | Head | Salesman | Pennsylvania |
| 27 | Jean Killmer | 50 | Wife | — | Pennsylvania |
| 28 | Milton R. Killmer | 25 | Son | — | Pennsylvania |
| 29 | Robert Warnock | 60 | Brother-in-law | Truck Driver | Pennsylvania |
| 30 | Howard Mccartney | 50 | Head | Laborer | Pennsylvania |
| 31 | Alvina Mccartney | 50 | Wife | Maintenance | Pennsylvania |
| 32 | Howard E. Jr. Mccartney | 22 | Son | — | Pennsylvania |
| 33 | Ella May Mccartney | 11 | Daughter | Radio Announcer | Pennsylvania |
| 34 | Elliot Haney | 35 | Head | Teacher | Pennsylvania |
| 35 | Dora Haney | 35 | Wife | — | Pennsylvania |
| 36 | Iona E. Haney | 8 | Daughter | — | Pennsylvania |
| 37 | Edward V. Haney | 5 | Son | — | Pennsylvania |
| 38 | Howard B. Reman | 35 | Head | — | Pennsylvania |
| 39 | Mildred M. Reman | 33 | Wife | Truck Driver | Pennsylvania |
| 40 | Donald H. Reman | 7 | Son | — | Pennsylvania |
Pedigree Summary
Fred + 3 siblings
Gen 1 · 3 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)