JL
James Long — 1940 US Census Record
Model Tree available1940 United States Federal Census · Westmoreland-County, Pennsylvania
Our Model Tree links this James Long across the 1920, 1930 and 1940 US Censuses in Westmoreland-County, Pennsylvania (XGBoost, ~Confirmed), with identified parents Eva & Robert — first a head (b.~1905), then head of a 4-person household.
Age 35
b. ~1905
Male
Head
Born: Pennsylvania
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Westmoreland-County, Pennsylvania |
| Surname | Long |
| Given Name | James |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 35 |
| Marital Status | Married |
| Birthplace | Pennsylvania |
| 1935 Residence (City) | R |
| 1935 Residence (County) | Westmoreland |
| Additional Details | |
| Occupation | Labor |
| Industry | State Highway |
| Class of Worker | GW |
| Hours Worked | 40 |
| Income (1939) | 988 |
| Highest Grade | No 8 |
| 1935 Residence | Pennsylvania |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
| Occupation | Labor |
| Township / Ward | Hempfield Tp |
| Est. Birth Year | ~1905 |
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.
4 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to James | Age | Birth yr |
|---|---|---|---|---|
| Nancy Long | Daughter | — | 2 | ~1938 |
| Dorothy Long | Daughter | — | 5 | ~1935 |
| James Long | Head | — | 35 | ~1905 |
| Edith Long | Spouse | — | 28 | ~1912 |
Census Appearances
1920
Allegheny, Pennsylvania
Son, age 15
Allegheny, Pennsylvania · implied b. ~1905 — 11 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Long |
| Given Name | James S. H. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 15 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Pennsylvania |
| Occupation | Helper |
| Industry | Farm |
| Class of Worker | W |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
1930
Allegheny, Pennsylvania
Son, age 25
Allegheny, Pennsylvania · implied b. ~1905 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Long |
| Given Name | James |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 25 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Pennsylvania |
| Occupation | Laborer |
| Industry | Steel Mill |
| Class of Worker | W |
| Can Read/Write | Yes |
| Veteran | No |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
1940
Westmoreland-County, Pennsylvania
Head, age 35
Westmoreland-County, Pennsylvania · implied b. ~1905 — 4 household members
| Surname | Long |
| Given Name | James |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 35 |
| Marital Status | Married |
| Birthplace | Pennsylvania |
| 1935 Residence (City) | R |
| 1935 Residence (County) | Westmoreland |
| Occupation | Labor |
| Industry | State Highway |
| Class of Worker | GW |
| Hours Worked | 40 |
| Income (1939) | 988 |
| Highest Grade | No 8 |
| 1935 Residence | Pennsylvania |
| 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 Long across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: mother Eva Long (~0.92 confidence) and father Robert Long (~0.92 confidence) and father Thomas Long (~0.92 confidence). The pedigree spans 1 generation with 3 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Mother
Eva Long
b. ~1864
Source mother
● Household
· direct · ~0.92
Father
Robert Long
b. ~1866
Source father
● Household
· direct · ~0.92
Father
Thomas Long
b. ~1877
Source father
● Household
· direct · ~0.92
This person
Anchor record
James Long
Head · 1940 · age 35 · b. ~1905 · 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 — Westmoreland-County, Pennsylvania
Open full size
1940 US Federal Census — Westmoreland-County, Pennsylvania
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-03631-00388)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Barbara Steppic | 17 | Cousin | Waitress | Pennsylvania |
| 2 | Mary Louise Steppic | 14 | Cousin | — | Pennsylvania |
| 3 | Richard Steppic | 4 | Cousin | — | Pennsylvania |
| 4 | Elise G. Spangler | 51 | Head | — | Pennsylvania |
| 5 | Charles Coulson | 62 | Head | Printer Pressman | Ohio |
| 6 | Theresa Coulson | 39 | Wife | — | Ohio |
| 7 | William Stoner | 65 | Head | Designer | Pennsylvania |
| 8 | Ruth Stoner | 37 | Daughter | Milliner | Pennsylvania |
| 9 | Ira Stoner | 63 | Brother | Labor | Pennsylvania |
| 10 | John Strozie | 26 | Head | Truck Helper | Pennsylvania |
| 11 | Marcella Strozie | 26 | Wife | — | Pennsylvania |
| 12 | Darbert Strozie | 7 | Son | — | Pennsylvania |
| 13 | Dion S. Stude | 47 | Head | Key Maker | Pennsylvania |
| 14 | Elva Stude | 42 | Wife | — | Pennsylvania |
| 15 | Mcfarland Stude | 25 | Son | — | Pennsylvania |
| 16 | Clark H. Jobe | 74 | Father-in-law | — | Pennsylvania |
| 17 | Lawrence Shield | 27 | Head | Waiter | Pennsylvania |
| 18 | Theresa Shield | 23 | Wife | — | Pennsylvania |
| 19 | Norman Shield | 5 | Son | — | Pennsylvania |
| 20 | Elmer Walters | 40 | Head | Labor | Michigan |
| 21 | Ruth Walters | 28 | Wife | — | Michigan |
| 22 | Elmer Jr. Walters | 5 | Son | — | Pennsylvania |
| 23 | John M. Walters | 5 | Son | — | Pennsylvania |
| 24 | John W. Campbell | 42 | Head | Instructor Coach | New York |
| 25 | Margarete Campbell | 42 | Wife | — | New York |
| 26 | Jean Campbell | 10 | Daughter | — | New York |
| 27 | Elma Campbell | 4 | Daughter | — | Pennsylvania |
| 28 | Charles Warrick | 47 | Head | Soldier | Pennsylvania |
| 29 | Ellen Warrick | 45 | Wife | — | West Virginia |
| 30 | Mike Trongo | 30 | Head | Labor | Pennsylvania |
| 31 | Josephine Trongo | 30 | Wife | — | Pennsylvania |
| 32 | Mary Lee Trongo | 8 | Daughter | — | Pennsylvania |
| 33 | Jo Anna Trongo | 5 | Daughter | — | Pennsylvania |
| 34 | Anne May Trongo | 1 | Daughter | — | Pennsylvania |
| 35 | James Long THIS PERSON | 35 | Head | Labor | Pennsylvania |
| 36 | Edith Long | 28 | Wife | — | Italy |
| 37 | Dorothy Long | 5 | Daughter | — | Pennsylvania |
| 38 | Nancy Long | 2 | Daughter | — | Pennsylvania |
| 39 | August A. Williams | 50 | Head | Salesmen | Italy |
| 40 | Ernestine Williams | 51 | Wife | — | Ohio |
Related Census Records
Pedigree Summary
James
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)