JJ
Joseph Jackson — 1940 US Census Record
Model Tree available1940 United States Federal Census · Philadelphia-County, Pennsylvania
Our Model Tree links this Joseph Jackson across the 1920, 1930 and 1940 US Censuses in Philadelphia-County, Pennsylvania (XGBoost, ~Confirmed), with identified parents Kathryn & William — first a son (b.~1898), then head of a 5-person household.
Age 42
b. ~1898
Male
Son
Born: Pennsylvania
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Philadelphia-County, Pennsylvania |
| Surname | Jackson |
| Given Name | Joseph |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 42 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| 1935 Residence (City) | Phila |
| 1935 Residence (County) | Philadelphia |
| Additional Details | |
| Occupation | Helper |
| Industry | Hauling |
| Class of Worker | PW |
| Hours Worked | 24 |
| Income (1939) | 0 |
| Highest Grade | No 4 |
| 1935 Residence | Same House |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
| Occupation | Helper |
| Township / Ward | Phila |
| Est. Birth Year | ~1898 |
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 Joseph | Age | Birth yr |
|---|---|---|---|---|
| Kathryn Jackson | Head | — | 72 | ~1868 |
| John Lorenz | Other | — | 65 | ~1875 |
| Charles Caddye | Other | — | 57 | ~1883 |
| Joseph Jackson | Son | — | 42 | ~1898 |
| George Jackson | Son | — | 50 | ~1890 |
Census Appearances
1920
Philadelphia, Pennsylvania
Son, age 21
Philadelphia, Pennsylvania · implied b. ~1899 — 2 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Jackson |
| Given Name | Joseph |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 21 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Pennsylvania |
| Occupation | Machinist |
| Industry | Machine Shop |
| Class of Worker | W |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
1930
Philadelphia, Pennsylvania
Son, age 31
Philadelphia, Pennsylvania · implied b. ~1899 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Jackson |
| Given Name | Joseph S. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 31 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Pennsylvania |
| Occupation | Clerk |
| Industry | Electric |
| Class of Worker | W |
| Can Read/Write | Yes |
| Veteran | No |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
1940
Philadelphia-County, Pennsylvania
Son, age 42
Philadelphia-County, Pennsylvania · implied b. ~1898 — 5 household members
| Surname | Jackson |
| Given Name | Joseph |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 42 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| 1935 Residence (City) | Phila |
| 1935 Residence (County) | Philadelphia |
| Occupation | Helper |
| Industry | Hauling |
| Class of Worker | PW |
| Hours Worked | 24 |
| Income (1939) | 0 |
| Highest Grade | No 4 |
| 1935 Residence | Same House |
| 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 Joseph Jackson across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: mother Kathryn Jackson (~0.92 confidence) and father William Jackson (~0.92 confidence) and mother Kathryn Jackson (~0.92 confidence) and mother Mary Jackson (~0.92 confidence). The pedigree spans 1 generation with 4 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Mother
Kathryn Jackson
b. ~1865
Source mother
● Household
· direct · ~0.92
Father
William Jackson
b. ~1865
Source father
● Household
· direct · ~0.92
Mother
Kathryn Jackson
b. ~1868
Source mother
● Household
· direct · ~0.92
Mother
Mary Jackson
b. ~1876
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Joseph Jackson
Son · 1940 · age 42 · b. ~1898 · Pennsylvania
★ You are viewing this record
Sibling
George Jackson
Sibling · 1940 · age 50
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 — Philadelphia-County, Pennsylvania
Open full size
1940 US Federal Census — Philadelphia-County, Pennsylvania
Page Contents
18 people indexed on this census page (nara:1940:m-t0627-03747-00452)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | William B. Clapper | 42 | Head | Patrolman | Pennsylvania |
| 2 | Camille D. James | 42 | Head | Matron | Pennsylvania |
| 3 | Frank X. Vanner | 45 | Head | Printer | New York |
| 4 | Charles A. Caddye | 57 | Head | Salesman | New York |
| 5 | Estelle B. Parker | 31 | Head | Clerk | Pennsylvania |
| 6 | Sue D. Bamberger | 40 | Head | Salesperson | Pennsylvania |
| 7 | Herbert Trevett | 60 | Head | — | Massachusetts |
| 8 | Gertrude Trevett | 51 | Wife | Teacher | Pennsylvania |
| 12 | George Jr. Selsman | 28 | Head | Doctor Of Medicine | New York |
| 14 | Thomas D. Kiniry | 63 | Head | Superintendent | Pennsylvania |
| 15 | Emily C. Kiniry | 30 | Daughter | — | Pennsylvania |
| 16 | John P. Coneys | 62 | Brother-in-law | Watchman | Pennsylvania |
| 17 | Teresa Coneys | 61 | Sister-in-law | — | Pennsylvania |
| 18 | Kathryn Jackson | 72 | Head | — | Pennsylvania |
| 19 | Joseph Jackson THIS PERSON | 42 | Son | Helper | Pennsylvania |
| 20 | George Jackson | 50 | Son | Mechanic | Pennsylvania |
| 21 | John D. Lorenz | 65 | Uncle | Clerk | Pennsylvania |
| 40 | Charles Caddye | 57 | — | Salesman | New York |
Pedigree Summary
Joseph + 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)