RJ
Richard James — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Allegheny-County, Pennsylvania
Our Model Tree links this Richard James across the 1930 and 1940 US Censuses in Allegheny-County, Pennsylvania (XGBoost, ~Confirmed) — first a son (b.~1923), then head of a 6-person household.
Age 17
b. ~1923
Male
Son
Born: Pennsylvania
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Allegheny-County, Pennsylvania |
| Surname | James |
| Given Name | Richard |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 17 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| 1935 Residence (City) | Natrona Hgt. |
| 1935 Residence (County) | Allegheny |
| Additional Details | |
| Highest Grade | H 2 |
| 1935 Residence | Same place |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
| Township / Ward | Natrona Hgt |
| Est. Birth Year | ~1923 |
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 Richard | Age | Birth yr |
|---|---|---|---|---|
| Donald James | Son | — | 20 | ~1920 |
| Leslie James | Son | — | 15 | ~1925 |
| Ernest James | Head | — | 37 | ~1903 |
| Richard James | Son | — | 17 | ~1923 |
| Hazel James | Spouse | — | 38 | ~1902 |
| Robert James | Son | — | 19 | ~1921 |
Census Appearances
1930
Allegheny, Pennsylvania
Son, age 7
Allegheny, Pennsylvania · implied b. ~1923 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | James |
| Given Name | Richard |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 7 |
| 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 17
Allegheny-County, Pennsylvania · implied b. ~1923 — 6 household members
| Surname | James |
| Given Name | Richard |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 17 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| 1935 Residence (City) | Natrona Hgt. |
| 1935 Residence (County) | Allegheny |
| Highest Grade | H 2 |
| 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 Richard James across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Richard James
Son · 1940 · age 17 · b. ~1923 · Pennsylvania
★ You are viewing this record
Sibling
Leslie James
Sibling · 1940 · age 15
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Robert James
Sibling · 1940 · age 19
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Donald James
Sibling · 1940 · age 20
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
37 people indexed on this census page (nara:1940:m-t0627-03405-00132)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | George Summerhill | 33 | Head | Laborer | Pennsylvania |
| 2 | Gladys Summerhill | 33 | Wife | Grocery Store | Pennsylvania |
| 3 | Arlene Summerhill | 4 | Daughter | — | Pennsylvania |
| 4 | George Summerhill | 3 | Son | — | Pennsylvania |
| 5 | Mary Mc Ginley | 79 | Head | — | Scotland |
| 6 | John D. Mc Minch | 33 | Head | Craneman | Pennsylvania |
| 7 | Elvira Mc Minch | 25 | Wife | Clerk | Pennsylvania |
| 8 | Michael Ajak | 31 | Head | Hot Mill Worker | Pennsylvania |
| 9 | Jane D. Ajak | 28 | Wife | — | Pennsylvania |
| 10 | Joseph Hershal | 26 | Head | Checker | Pennsylvania |
| 11 | Sophie D. Hershal | 26 | Wife | — | Pennsylvania |
| 12 | Joseph Hershal | 0 | Son | — | Pennsylvania |
| 13 | Melvin Frederick | 29 | Head | Furnace Keeper | Pennsylvania |
| 14 | Marie Frederick | 24 | Wife | Clerk | Pennsylvania |
| 15 | Warren Stringer | 33 | Head | Bricklayer | Pennsylvania |
| 16 | Vera Q. Stringer | 26 | Wife | — | Pennsylvania |
| 17 | Joan Stringer | 6 | Daughter | — | Pennsylvania |
| 18 | Edward Hilbig | 39 | Head | Carpenter | Pennsylvania |
| 19 | Ethyl D. Hilbig | 36 | Wife | — | Pennsylvania |
| 20 | William Mahon | 36 | Head | Installer | Pennsylvania |
| 21 | Mildred D. Mahon | 35 | Wife | — | Pennsylvania |
| 22 | William Mahon | 11 | Son | — | Pennsylvania |
| 23 | Donald Mahon | 5 | Son | — | Pennsylvania |
| 24 | William Montgomery | 29 | Head | Clerk | Pennsylvania |
| 25 | Lucille B. Montgomery | 27 | Wife | — | Pennsylvania |
| 26 | Virginia Montgomery | 3 | Daughter | — | Pennsylvania |
| 27 | William Montgomery | 1 | Son | — | Pennsylvania |
| 28 | Ernest James | 37 | Head | Operator | Pennsylvania |
| 29 | Hazel D. James | 38 | Wife | — | Pennsylvania |
| 30 | Donald James | 20 | Son | New Worker | Pennsylvania |
| 31 | Robert Ab. James | 19 | Son | Clerk | Pennsylvania |
| 32 | Richard James THIS PERSON | 17 | Son | — | Pennsylvania |
| 33 | Leslie James | 15 | Son | — | Pennsylvania |
| 34 | Catherine Bittinger | 46 | Head | — | Pennsylvania |
| 35 | Lois Bittinger | 22 | Daughter | Clerk | Pennsylvania |
| 36 | Harold Smith | 30 | Head | Salesman | Pennsylvania |
| 37 | Anna Smith | 30 | Wife | — | Pennsylvania |
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)