JC
James Carson — 1940 US Census Record
Model Tree available1940 United States Federal Census · Allegheny-County, Pennsylvania
Our Model Tree links this James Carson across the 1920, 1930 and 1940 US Censuses in Allegheny-County, Pennsylvania (XGBoost, ~Confirmed), with identified parents James & Bessie — first a son (b.~1917), then head of a 5-person household.
Age 23
b. ~1917
Male
Son
Born: Pennsylvania
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Allegheny-County, Pennsylvania |
| Surname | Carson |
| Given Name | James Jr. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 23 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| 1935 Residence (City) | Pittsburgh City |
| 1935 Residence (County) | Allegheny |
| Additional Details | |
| Occupation | Clerk |
| Industry | Telephone Co. |
| Class of Worker | PW |
| Hours Worked | 30 |
| Income (1939) | 0 |
| Highest Grade | H-4 |
| 1935 Residence | Same place |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
| Occupation | Clerk |
| Township / Ward | Pittsburgh City |
| Est. Birth Year | ~1917 |
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 James | Age | Birth yr |
|---|---|---|---|---|
| James Carson | Head | — | 51 | ~1889 |
| Stanley Carson | Son | — | 29 | ~1911 |
| William Stanick | Other | — | 33 | ~1907 |
| James Carson | Son | — | 23 | ~1917 |
| Bessie Carson | Spouse | — | 51 | ~1889 |
Census Appearances
1920
Allegheny, Pennsylvania
Son, age 2
Allegheny, Pennsylvania · implied b. ~1918 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Carson |
| Given Name | James Ray |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 2 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Pennsylvania |
| Occupation | none |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
1930
Allegheny, Pennsylvania
Son, age 12
Allegheny, Pennsylvania · implied b. ~1918 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Carson |
| Given Name | James J |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 12 |
| 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 23
Allegheny-County, Pennsylvania · implied b. ~1917 — 5 household members
| Surname | Carson |
| Given Name | James Jr. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 23 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| 1935 Residence (City) | Pittsburgh City |
| 1935 Residence (County) | Allegheny |
| Occupation | Clerk |
| Industry | Telephone Co. |
| Class of Worker | PW |
| Hours Worked | 30 |
| Income (1939) | 0 |
| 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 James Carson across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father James Carson (~0.92 confidence) and mother Bessie Carson (~0.92 confidence) and mother Mary Carson (~0.92 confidence) and mother Mary Carson (~0.92 confidence). The pedigree spans 1 generation with 4 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
James Carson
b. ~1889
Source father
● Household
· direct · ~0.92
Mother
Bessie Carson
b. ~1889
Source mother
● Household
· direct · ~0.92
Mother
Mary Carson
b. ~1891
Source mother
● Household
· direct · ~0.92
Mother
Mary Carson
b. ~1894
Source mother
● Household
· direct · ~0.92
This person
Anchor record
James Carson
Son · 1940 · age 23 · b. ~1917 · Pennsylvania
★ You are viewing this record
Sibling
Stanley Carson
Sibling · 1940 · age 29
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
39 people indexed on this census page (nara:1940:m-t0627-03669-00421)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Cathryn Jones | 63 | Head | — | Wales |
| 2 | William D. Jones | 37 | Son | General Foreman | Pennsylvania |
| 3 | Ruth E. Jones | 30 | Daughter-in-law | Saleswoman | Pennsylvania |
| 4 | Stephen Williams | 24 | Head | Engineer | England |
| 5 | Hilda Williams | 23 | Wife | — | Pennsylvania |
| 6 | William Williams | 2 | Son | — | Pennsylvania |
| 7 | John E. Williams | 0 | Son | — | Pennsylvania |
| 9 | John Dennan | 54 | Head | Pressman | Pennsylvania |
| 10 | Elizabeth Dennan | 51 | Wife | — | Pennsylvania |
| 11 | Cathryn Dennan | 22 | Daughter | Salesgirl | Pennsylvania |
| 12 | Gertrude Dennan | 19 | Daughter | Salesgirl | Pennsylvania |
| 13 | Rosemary Dennan | 17 | Daughter | — | Pennsylvania |
| 14 | George Bulger | 45 | Brother-in-law | Painter | Pennsylvania |
| 15 | John W. Mcauley | 44 | Head | Clerk | Pennsylvania |
| 16 | Irene Mcauley | 46 | Wife | — | Pennsylvania |
| 17 | Mary Mcauley | 15 | Daughter | — | Pennsylvania |
| 18 | James Carson | 51 | Head | Salesman | Pennsylvania |
| 19 | Bessie Carson | 51 | Wife | — | Pennsylvania |
| 20 | Stanley Carson | 29 | Son | Stenographer | Pennsylvania |
| 21 | James Jr. Carson THIS PERSON | 23 | Son | Clerk | Pennsylvania |
| 22 | William Stanick | 33 | Son-in-law | Salesman | Pennsylvania |
| 23 | Aloys Mitch | 69 | Head | Carpenter | Pennsylvania |
| 24 | Magdalene Mitch | 66 | Wife | — | Pennsylvania |
| 25 | Aloysius Mitch | 33 | Son | Carpenter | Pennsylvania |
| 26 | Lawrence Mitch | 31 | Son | Carpenter | Pennsylvania |
| 27 | Jerome Mitch | 27 | Son | Mailcarrier | Pennsylvania |
| 28 | Edward Hartman | 33 | Head | Bookkeeper | Pennsylvania |
| 29 | Mildred Hartman | 32 | Wife | — | Pennsylvania |
| 30 | Kathryn Shimmil | 52 | Mother-in-law | — | Pennsylvania |
| 31 | James Allister | 56 | Head | Telegraph Operator | Pennsylvania |
| 32 | Ida Allister | 56 | Wife | — | Pennsylvania |
| 33 | Walter Dooley | 44 | Head | Salesman Of Dairy Products | Pennsylvania |
| 34 | Ann Dooley | 42 | Wife | — | Pennsylvania |
| 35 | Dorothy Dooley | 18 | Daughter | Seamstress | Pennsylvania |
| 36 | Virginia Dooley | 12 | Daughter | — | Pennsylvania |
| 37 | John Dotten | 24 | Head | Elevator Operator | Kentucky |
| 38 | Virginia Dotten | 22 | Wife | — | Pennsylvania |
| 39 | Marjorie Dotten | 1 | Daughter | — | Pennsylvania |
| 40 | Ann D. Rowe | 54 | Head | — | Ireland |
Pedigree Summary
James + 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)