JJ
James Jackson — 1940 US Census Record
Model Tree available1940 United States Federal Census · Philadelphia-County, Pennsylvania
Our Model Tree links this James Jackson across the 1920, 1930 and 1940 US Censuses in Philadelphia-County, Pennsylvania (XGBoost, ~Confirmed), with identified parents James & Esther — first a head (b.~1907), then head of a 3-person household.
Age 33
b. ~1907
Male
Head
Born: Pennsylvania
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Philadelphia-County, Pennsylvania |
| Surname | Jackson |
| Given Name | James E |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 33 |
| Marital Status | Married |
| Birthplace | Pennsylvania |
| 1935 Residence (County) | Philadelphia |
| Additional Details | |
| Occupation | Street car company |
| Industry | PW |
| Class of Worker | 1300 |
| Highest Grade | No 6 |
| 1935 Residence | 48 |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
| Occupation | Street Car Company |
| Township / Ward | Philadelphia |
| Est. Birth Year | ~1907 |
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.
3 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to James | Age | Birth yr |
|---|---|---|---|---|
| Thelma Jackson | Daughter | — | 5 | ~1935 |
| James Jackson | Head | — | 33 | ~1907 |
| Louise Jackson | Spouse | — | 32 | ~1908 |
Census Appearances
1920
Delaware, Pennsylvania
Son, age 12
Delaware, Pennsylvania · implied b. ~1908 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Jackson |
| Given Name | James E |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 12 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| Father's Birthplace | Delaware |
| Mother's Birthplace | Pennsylvania |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
1930
Delaware, Pennsylvania
Son, age 22
Delaware, Pennsylvania · implied b. ~1908 — 8 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Jackson |
| Given Name | James E. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 22 |
| Marital Status | Married |
| Birthplace | Pennsylvania |
| Age at First Marriage | 22 |
| Father's Birthplace | Delaware |
| Mother's Birthplace | Pennsylvania |
| Occupation | Laborer |
| Industry | Machine Shop |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
1940
Philadelphia-County, Pennsylvania
Head, age 33
Philadelphia-County, Pennsylvania · implied b. ~1907 — 3 household members
| Surname | Jackson |
| Given Name | James E |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 33 |
| Marital Status | Married |
| Birthplace | Pennsylvania |
| 1935 Residence (County) | Philadelphia |
| Occupation | Street car company |
| Industry | PW |
| Class of Worker | 1300 |
| Highest Grade | No 6 |
| 1935 Residence | 48 |
| 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 Jackson across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father James Jackson (~0.92 confidence) and mother Esther Jackson (~0.92 confidence) and father Walter Lawrence (~0.92 confidence) and mother Florence Lawrence (~0.92 confidence). The pedigree spans 1 generation with 4 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
James Jackson
b. ~1876
Source father
● Household
· direct · ~0.92
Mother
Esther Jackson
b. ~1877
Source mother
● Household
· direct · ~0.92
Father
Walter Lawrence
b. ~1887
Source father
● Household
· direct · ~0.92
Mother
Florence Lawrence
b. ~1891
Source mother
● Household
· direct · ~0.92
This person
Anchor record
James Jackson
Head · 1940 · age 33 · b. ~1907 · 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 — Philadelphia-County, Pennsylvania
Open full size
1940 US Federal Census — Philadelphia-County, Pennsylvania
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-03745-00411)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Wallace Edward H Wallace | 7 | Son | — | Pennsylvania |
| 42 | Arthur H Wallace | 5 | Son | — | Pennsylvania |
| 43 | Elizabeth Wallace | 3 | Daughter | — | Pennsylvania |
| 44 | James E Jackson THIS PERSON | 33 | Head | Street Car Company | Pennsylvania |
| 45 | Louise E Jackson | 32 | Wife | — | Pennsylvania |
| 46 | Thelma E Jackson | 5 | Daughter | — | Pennsylvania |
| 47 | Emma Harnick | 55 | Head | School | Pennsylvania |
| 48 | Lester Harnick | 23 | Son | Painting Contractor | Pennsylvania |
| 49 | Joan Harnick | 19 | Daughter in law | — | New York |
| 50 | John C Sanderson | 50 | Brother | W.P.A. Paving Project | Pennsylvania |
| 51 | Anthony J Wright | 37 | Head | Provisions Store | Pennsylvania |
| 52 | Delda M Wright | 37 | Wife | Restaurant | Pennsylvania |
| 53 | William D Shaw | 72 | Head | Department Of Accounts City Hall | Pennsylvania |
| 54 | Elizabeth H Shaw | 65 | Wife | — | Pennsylvania |
| 55 | Charles D Shaw | 36 | Son | Electric Power Company | Pennsylvania |
| 56 | Reuben B Lake | 24 | Head | Meat Store Retail | Delaware |
| 57 | Florence M Lake | 24 | Wife | — | Pennsylvania |
| 58 | Harold M Lake | 2 | Son | — | Pennsylvania |
| 59 | Margaret Lake | 23 | Daughter in law | Soap Mfg. | Pennsylvania |
| 60 | Donald Lake | 1 | Grand son | — | Pennsylvania |
| 61 | John L Lake | 38 | Son | Meat Store Retail | Pennsylvania |
| 62 | Albert Morton | 46 | Head | Own Practice | District of Columbia |
| 63 | Robert Morton | 74 | Father | — | District of Columbia |
| 64 | Samuel J Thomas | 46 | Head | Coal Yard | South Carolina |
| 65 | Lula M Thomas | 37 | Wife | Day Home | South Carolina |
| 66 | Joseph S Thomas | 16 | Son | — | Pennsylvania |
| 67 | Robert Thomas | 15 | Foster son | — | Pennsylvania |
| 68 | Luther Dunn | 12 | Foster son | — | Pennsylvania |
| 69 | Nathaniel Wingett | 11 | Foster son | — | Pennsylvania |
| 70 | Wilbur Brown | 9 | Foster son | — | Pennsylvania |
| 71 | Melvin Scott | 9 | Foster son | — | Pennsylvania |
| 72 | Eugene Lappe | 4 | Foster son | — | Pennsylvania |
| 73 | Eunice Belton | 28 | Head | Beauty Shop | South Carolina |
| 74 | Kate D Thomas | 33 | Lodger | Own Shop | Virginia |
| 75 | Frank D Thomas | 46 | Lodger's Husband | Department Public Works | Florida |
| 76 | Ernal M Holland | 36 | Lodger | Restaurant | Virginia |
| 77 | James W Lee | 43 | Head | Own Business | North Carolina |
| 78 | Mabel P Lee | 34 | Wife | — | Virginia |
| 79 | Catherine Lee | 17 | Daughter | Private Home | Pennsylvania |
| 80 | James Lee | 15 | Son | — | Pennsylvania |
Pedigree Summary
James
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)