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John Moss — 1940 US Census Record
Model Tree available1940 United States Federal Census · Allegheny-County, Pennsylvania
Our Model Tree links this John Moss across the 1920, 1930 and 1940 US Censuses in Allegheny-County, Pennsylvania (XGBoost, ~Confirmed), with identified parents John & John — first a son (b.~1918), then head of a 6-person household.
Age 22
b. ~1918
Male
Son
Born: Pennsylvania
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Allegheny-County, Pennsylvania |
| Surname | Moss |
| Given Name | John |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 22 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| 1935 Residence (City) | Bacon in Twp |
| 1935 Residence (County) | Allegheny |
| Additional Details | |
| Occupation | Sales Clerk |
| Industry | Private Family |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 1040 |
| Highest Grade | H-4 |
| 1935 Residence | Same place |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
| Occupation | Sales Clerk |
| Township / Ward | Bacon In Twp |
| Est. Birth Year | ~1918 |
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 John | Age | Birth yr |
|---|---|---|---|---|
| Wilson Moss | Son | — | 21 | ~1919 |
| John Moss | Head | — | 71 | ~1869 |
| Helen Moss | Daughter | — | 26 | ~1914 |
| Lucy Gudavich | Other | — | 50 | ~1890 |
| Lulu Moss | Spouse | — | 60 | ~1880 |
| John Moss | Son | — | 22 | ~1918 |
Census Appearances
1920
Allegheny, Pennsylvania
Son, age 2
Allegheny, Pennsylvania · implied b. ~1918 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Moss |
| Given Name | John |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 2 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| Naturalization Status | Naturalized |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Pennsylvania |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
1930
Allegheny, Pennsylvania
Son, age 13
Allegheny, Pennsylvania · implied b. ~1917 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Moss |
| Given Name | John P. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 13 |
| 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 22
Allegheny-County, Pennsylvania · implied b. ~1918 — 6 household members
| Surname | Moss |
| Given Name | John |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 22 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| 1935 Residence (City) | Bacon in Twp |
| 1935 Residence (County) | Allegheny |
| Occupation | Sales Clerk |
| Industry | Private Family |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 1040 |
| Highest Grade | H-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 John Moss across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father John Moss (~0.92 confidence) and father John Moss (~0.92 confidence) and father John Moss (~0.92 confidence) and mother Lula Moss (~0.92 confidence) and mother Loretta Moss (~0.92 confidence). The pedigree spans 1 generation with 5 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
John Moss
b. ~1868
Source father
● Household
· direct · ~0.92
Father
John Moss
b. ~1869
Source father
● Household
· direct · ~0.92
Father
John Moss
b. ~1869
Source father
● Household
· direct · ~0.92
Mother
Lula Moss
b. ~1878
Source mother
● Household
· direct · ~0.92
Mother
Loretta Moss
b. ~1879
Source mother
● Household
· direct · ~0.92
This person
Anchor record
John Moss
Son · 1940 · age 22 · b. ~1918 · Pennsylvania
★ You are viewing this record
Sibling
Wilson Moss
Sibling · 1940 · age 21
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Helen Moss
Sibling · 1940 · age 26
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-t0627-03397-00444)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Josephine Ruoff | 49 | Head | Saleswoman | Pennsylvania |
| 2 | Clara Ruoff | 44 | Wife | — | Pennsylvania |
| 3 | Lorette Morek | 34 | Sister | Stenographer | Pennsylvania |
| 4 | Clarence Kim | 46 | Head | Assistant Sales Manager | Pennsylvania |
| 5 | Margaret Kim | 46 | Wife | — | Pennsylvania |
| 6 | Richard Kim | 13 | Son | — | Pennsylvania |
| 7 | James Blackwood | 33 | Head | Superintendent Petty Production | Indiana |
| 8 | Georgia Blackwood | 27 | Wife | — | Illinois |
| 9 | Arthur Blackwood | 4 | Son | — | Indiana |
| 10 | James E. Blackwood | 1 | Son | — | Pennsylvania |
| 11 | Edward N. Seitz | 50 | Head | Partnership | Pennsylvania |
| 12 | Clara Seitz | 42 | Wife | — | Pennsylvania |
| 13 | Edward N. Jr. Seitz | 15 | Son | — | Pennsylvania |
| 14 | Edward M. West | 75 | Head | — | Pennsylvania |
| 15 | Edward M. Jr. West | 38 | Son | Own Business | Pennsylvania |
| 16 | Marion West | 40 | Daughter | — | Pennsylvania |
| 17 | Robert Marie | 34 | Head | Factory Manager | California |
| 18 | Margaret Marie | 34 | Wife | — | Ohio |
| 19 | Robert Jr. Marie | 7 | Son | — | Pennsylvania |
| 20 | John F. Moss | 71 | Head | Contractor | Pennsylvania |
| 21 | Lulu Moss | 60 | Wife | — | Pennsylvania |
| 22 | Helen Moss | 26 | Daughter | Secretary | Pennsylvania |
| 23 | John Moss THIS PERSON | 22 | Son | Sales Clerk | Pennsylvania |
| 24 | Wilson Moss | 21 | Son | Manager | Pennsylvania |
| 25 | Lucy Gudavich | 50 | Maid | Housework | Pennsylvania |
| 26 | John M. Conway | 42 | Head | Physician | Pennsylvania |
| 27 | Theresa E. Conway | 40 | Wife | — | Pennsylvania |
| 28 | John P. Henry | 41 | Head | Surgeon | Pennsylvania |
| 29 | Mary D. Henry | 30 | Wife | — | Pennsylvania |
| 30 | John Henry | 5 | Son | — | Pennsylvania |
| 31 | Mary Henry | 2 | Daughter | — | Pennsylvania |
| 32 | Mathilda Maury | 21 | Maid | Housemaid | Pennsylvania |
| 33 | Ethel Maury | 18 | Maid | Housemaid | Pennsylvania |
| 34 | William J. Gross | 47 | Head | Business Executive | Pennsylvania |
| 35 | Agnes D. Gross | 44 | Wife | — | Pennsylvania |
| 36 | Ida May A. Gross | 18 | Daughter | — | Pennsylvania |
| 37 | George P. Dorman | 73 | Head | President | Pennsylvania |
| 38 | Ida M. Dorman | 73 | Mother | — | Pennsylvania |
| 39 | Helen E. Dorman | 42 | Sister | Secretary | Pennsylvania |
| 40 | Patrick Mahoney | 60 | Boarder | Handyman | Eire |
Pedigree Summary
John + 2 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)