JJ
John Jackson — 1940 US Census Record
Model Tree available1940 United States Federal Census · Allegheny-County, Pennsylvania
Our Model Tree links this John Jackson across the 1920, 1930 and 1940 US Censuses in Allegheny-County, Pennsylvania (XGBoost, ~Confirmed), with identified parents Richard & Emma — first a head (b.~1903), then head of a 6-person household.
Age 37
b. ~1903
Male
Head
Born: Pennsylvania
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Allegheny-County, Pennsylvania |
| Surname | Jackson |
| Given Name | John H |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 37 |
| Marital Status | Married |
| Birthplace | Pennsylvania |
| 1935 Residence (City) | Pittsburgh |
| 1935 Residence (County) | Allegheny |
| Additional Details | |
| Occupation | Moulder |
| Industry | Iron Art Museum |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 494 |
| Highest Grade | H 2 |
| 1935 Residence | Same place |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
| Occupation | Moulder |
| Township / Ward | Pittsburgh |
| Est. Birth Year | ~1903 |
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 |
|---|---|---|---|---|
| Edna Jackson | Daughter | — | 12 | ~1928 |
| Mildred Jackson | Daughter | — | 5 | ~1935 |
| John Jackson | Head | — | 37 | ~1903 |
| Ray Jackson | Son | — | 9 | ~1931 |
| John Jackson | Son | — | 13 | ~1927 |
| Jean Jackson | Spouse | — | 37 | ~1903 |
Census Appearances
1920
Allegheny, Pennsylvania
Son, age 16
Allegheny, Pennsylvania · implied b. ~1904 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Jackson |
| Given Name | John |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 16 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Pennsylvania |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
1930
Allegheny, Pennsylvania
Son, age 26
Allegheny, Pennsylvania · implied b. ~1904 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Jackson |
| Given Name | John |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 26 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Pennsylvania |
| Occupation | mechanic |
| Industry | Shop |
| Class of Worker | W |
| Can Read/Write | Yes |
| Veteran | No |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
1940
Allegheny-County, Pennsylvania
Head, age 37
Allegheny-County, Pennsylvania · implied b. ~1903 — 6 household members
| Surname | Jackson |
| Given Name | John H |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 37 |
| Marital Status | Married |
| Birthplace | Pennsylvania |
| 1935 Residence (City) | Pittsburgh |
| 1935 Residence (County) | Allegheny |
| Occupation | Moulder |
| Industry | Iron Art Museum |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 494 |
| 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 John Jackson across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Richard Jackson (~0.92 confidence) and mother Emma Jackson (~0.92 confidence) and mother Elizabeth Jackson (~0.92 confidence). The pedigree spans 1 generation with 3 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Richard Jackson
b. ~1876
Source father
● Household
· direct · ~0.92
Mother
Emma Jackson
b. ~1880
Source mother
● Household
· direct · ~0.92
Mother
Elizabeth Jackson
b. ~1875
Source mother
● Household
· direct · ~0.92
This person
Anchor record
John Jackson
Head · 1940 · age 37 · b. ~1903 · Pennsylvania
★ You are viewing this record
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-t0627-03671-00492)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Urla Burton | 9 | Daughter | — | Pennsylvania |
| 2 | Walter I Vranes | 43 | Head | Laborer | Yugoslavia |
| 3 | Florence Vranes | 25 | Wife | — | Pennsylvania |
| 4 | Walter Jr Vranes | 2 | Son | — | Pennsylvania |
| 5 | Henry Burkhart | 74 | Head | — | Pennsylvania |
| 6 | John Hoff | 51 | Lodger | — | Pennsylvania |
| 7 | Minnie Hoff | 50 | Lodger | — | Pennsylvania |
| 8 | Thomas Wallace | 70 | Head | — | Ireland |
| 9 | Isabella Wallace | 59 | Wife | — | Ireland |
| 10 | Patsy Fantone | 26 | Head | — | Italy |
| 11 | Rose Fantone | 17 | Wife | Soft Drink | Ohio |
| 12 | Rose Marie Fantone | 1 | Daughter | — | Pennsylvania |
| 13 | Silas H Griffith | 48 | Head | Laborer | Delaware |
| 14 | Henrietta Griffith | 40 | Wife | — | South Wales |
| 15 | Silas Jr Griffith | 13 | Son | — | Pennsylvania |
| 16 | Robert Griffith | 12 | Son | — | Pennsylvania |
| 17 | Lois B Griffith | 11 | Daughter | — | Pennsylvania |
| 18 | Shirley A Griffith | 7 | Daughter | — | Pennsylvania |
| 19 | Henrietta M Griffith | 1 | Daughter | — | Pennsylvania |
| 20 | Edward Thornberry | 50 | Head | Conductor | Pennsylvania |
| 21 | Lillian Thornberry | 47 | Wife | — | Pennsylvania |
| 22 | Raymond Thornberry | 16 | Son | — | Pennsylvania |
| 23 | Dominick Annicone | 25 | Head | Fire Retarder | Pennsylvania |
| 24 | Mary Annicone | 25 | Wife | — | Pennsylvania |
| 25 | Donald Annicone | 4 | Son | — | Pennsylvania |
| 26 | Michael Matz | 35 | Head | Inspector | Pennsylvania |
| 27 | Antonia Matz | 26 | Wife | — | Pennsylvania |
| 28 | Michael Jr Matz | 4 | Son | — | Pennsylvania |
| 29 | Paul L Mostyn | 33 | Head | Packer | Pennsylvania |
| 30 | Anne M Mostyn | 29 | Wife | — | Luxemburg |
| 31 | Paul J Mostyn | 8 | Son | — | Pennsylvania |
| 32 | Richard E Mostyn | 5 | Son | — | Pennsylvania |
| 33 | Anna Sabine | 36 | Head | — | Pennsylvania |
| 34 | John H Jackson THIS PERSON | 37 | Head | Moulder | Pennsylvania |
| 35 | Jean Jackson | 37 | Wife | — | Pennsylvania |
| 36 | John Jr Jackson | 13 | Son | — | Pennsylvania |
| 37 | Edna Jackson | 12 | Daughter | — | Pennsylvania |
| 38 | Ray Jackson | 9 | Son | — | Pennsylvania |
| 39 | Mildred Jackson | 5 | Daughter | — | Pennsylvania |
Pedigree Summary
John
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)