AG
Arthur Graham — 1940 US Census Record
Model Tree available1940 United States Federal Census · Allegheny-County, Pennsylvania
Our Model Tree links this Arthur Graham across the 1920, 1930 and 1940 US Censuses in Allegheny-County, Pennsylvania (XGBoost, ~Confirmed), with identified parents Roy & Margaret — first a son (b.~1913), then head of a 6-person household.
Age 27
b. ~1913
Male
Son
Born: Pennsylvania
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Allegheny-County, Pennsylvania |
| Surname | Graham |
| Given Name | Arthur E. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 27 |
| Marital Status | Married |
| Birthplace | Pennsylvania |
| 1935 Residence (City) | Pittsburgh |
| 1935 Residence (County) | Allegheny |
| Additional Details | |
| Occupation | Salesman |
| Industry | Wholesale Grocery |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 2700 |
| Highest Grade | No 8 |
| 1935 Residence | Same place |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
| Occupation | Salesman |
| 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.
6 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Arthur | Age | Birth yr |
|---|---|---|---|---|
| Donald Graham | Son | — | 5 | ~1935 |
| Roy Schaefer | Head | — | 41 | ~1899 |
| Marlene Graham | Daughter | — | 2 | ~1938 |
| Alberta Graham | Daughter | — | 27 | ~1913 |
| Margaret Schaefer | Spouse | — | 41 | ~1899 |
| Arthur Graham | Son | — | 27 | ~1913 |
Census Appearances
1920
Allegheny, Pennsylvania
Other, age 8
Allegheny, Pennsylvania · implied b. ~1912 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Graham |
| Given Name | Arthur |
| Relationship to Head | Brother |
| Sex | M |
| Color / Race | White |
| Age | 8 |
| 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
Other, age 17
Allegheny, Pennsylvania · implied b. ~1913 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Graham |
| Given Name | Arthur |
| Relationship to Head | Brother |
| Sex | M |
| Color / Race | White |
| Age | 17 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Pennsylvania |
| Occupation | laborer |
| Industry | blast furnace |
| Class of Worker | W |
| 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 — 6 household members
| Surname | Graham |
| Given Name | Arthur E. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 27 |
| Marital Status | Married |
| Birthplace | Pennsylvania |
| 1935 Residence (City) | Pittsburgh |
| 1935 Residence (County) | Allegheny |
| Occupation | Salesman |
| Industry | Wholesale Grocery |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 2700 |
| Highest Grade | No 8 |
| 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 Arthur Graham across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Roy Schaefer (~0.92 confidence) and mother Margaret Schaefer (~0.92 confidence). The pedigree spans 1 generation with 2 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Roy Schaefer
b. ~1899
Source father
● Household
· direct · ~0.92
Mother
Margaret Schaefer
b. ~1899
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Arthur Graham
Son · 1940 · age 27 · b. ~1913 · Pennsylvania
★ You are viewing this record
Sibling
Donald Graham
Sibling · 1940 · age 5
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Marlene Graham
Sibling · 1940 · age 2
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Alberta Graham
Sibling · 1940 · age 27
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-t0627-03677-00510)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Patricia Ann Ryan | 4 | Daughter | — | Pennsylvania |
| 42 | Rose Aurora | 28 | Lodger | — | Pennsylvania |
| 43 | Frank Bubacz | 51 | Head | Health Nurse | Poland |
| 44 | Viola Bubacz | 45 | Wife | Carpenter | Poland |
| 45 | Walter Bubacz | 13 | Son | Stewardess | Pennsylvania |
| 46 | Stanley Bubacz | 44 | Brother | — | Poland |
| 47 | Stella Krasowska | 66 | Sister | — | Poland |
| 48 | Henry Dopprick | 52 | Head | M. Solicitor | Germany |
| 49 | Louisa Dopprick | 42 | Wife | — | Germany |
| 50 | Carl H. Dopprick | 14 | Son | — | Germany |
| 51 | Agnes M. Dopprick | 8 | Daughter | — | Pennsylvania |
| 52 | Aloysius Dopprick | 7 | Son | — | Pennsylvania |
| 53 | Mary Ann Dopprick | 6 | Daughter | — | Pennsylvania |
| 54 | Stephen Murphy | 35 | Head | Truck Driver | Kentucky |
| 55 | Helen Murphy | 35 | Wife | — | Pennsylvania |
| 56 | M. Ida Murphy | 13 | Daughter | — | Pennsylvania |
| 57 | Helen Murphy | 8 | Daughter | — | Pennsylvania |
| 58 | Margaret Murphy | 5 | Daughter | — | Pennsylvania |
| 59 | James Murphy | 2 | Son | — | Pennsylvania |
| 60 | Frank P. Stein | 70 | Head | Elev. Opr. | Germany |
| 61 | Mary A. Stein | 61 | Wife | — | Germany |
| 62 | Charles H. Flinn | 33 | Head | Coal Miner | Pennsylvania |
| 63 | Marguerite Flinn | 23 | Wife | — | Pennsylvania |
| 64 | Charles H. Jr. Flinn | 2 | Son | — | Pennsylvania |
| 65 | Hugh Ferguson | 27 | Head | Proof Clerk | Pennsylvania |
| 66 | Leona Ferguson | 25 | Wife | — | Pennsylvania |
| 67 | Robert Ferguson | 1 | Son | — | Pennsylvania |
| 68 | George A. Smith | 45 | Head | Captain | Michigan |
| 69 | Alice Maud Smith | 53 | Wife | — | England |
| 70 | John H. Gurchak | 29 | Head | Bellman | Pennsylvania |
| 71 | Grace L. Gurchak | 24 | Wife | — | Pennsylvania |
| 72 | Carol Ann Gurchak | 2 | Daughter | — | Pennsylvania |
| 73 | John H. Jr. Gurchak | 1 | Son | — | Pennsylvania |
| 74 | Roy F. Schaefer | 41 | Head | Lieut. Police | Pennsylvania |
| 75 | Margaret M. Schaefer | 41 | Wife | — | Indiana |
| 76 | Arthur E. Graham THIS PERSON | 27 | Son | Salesman | Pennsylvania |
| 77 | Alberta Graham | 27 | Daughter | — | West Virginia |
| 78 | Donald Graham | 5 | Son | — | Pennsylvania |
| 79 | Marlene Graham | 2 | Daughter | — | Pennsylvania |
| 80 | Elmer Geo. Haenel | 42 | Head | Advertising Solicitor | Pennsylvania |
Pedigree Summary
Arthur + 3 siblings
Gen 1 · 2 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)