JL
James Lucas — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Washington-County, Pennsylvania
Our Model Tree links this James Lucas across the 1930 and 1940 US Censuses in Washington-County, Pennsylvania (XGBoost, ~Confirmed) — first a son (b.~1928), then head of a 10-person household.
Age 12
b. ~1928
Male
Son
Born: Pennsylvania
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Washington-County, Pennsylvania |
| Surname | Lucas |
| Given Name | James |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 12 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| 1935 Residence (City) | Long Branch Boro |
| 1935 Residence (County) | Washington |
| Additional Details | |
| Highest Grade | No 2 |
| 1935 Residence | Same house |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
| Township / Ward | Long Branch Boro |
| Est. Birth Year | ~1928 |
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.
10 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to James | Age | Birth yr |
|---|---|---|---|---|
| Teresa Lucas | Daughter | — | 13 | ~1927 |
| Calletta Lucas | Daughter | — | 14 | ~1926 |
| Lucille Lucas | Daughter | — | 7 | ~1933 |
| Joseph Lucas | Head | — | 50 | ~1890 |
| Joseph Lucas | Son | — | 25 | ~1915 |
| James Lucas | Son | — | 12 | ~1928 |
| Anthony Lucas | Son | — | 25 | ~1915 |
| Anthony Lucas | Son | — | 16 | ~1924 |
| George Lucas | Son | — | 2 | ~1938 |
| Matilda Lucas | Spouse | — | 46 | ~1894 |
Census Appearances
1930
Washington, Pennsylvania
Son, age 3
Washington, Pennsylvania · implied b. ~1927 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Lucas |
| Given Name | James S. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 3 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| Father's Birthplace | West Virginia |
| Mother's Birthplace | Pennsylvania |
| Occupation | none |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
1940
Washington-County, Pennsylvania
Son, age 12
Washington-County, Pennsylvania · implied b. ~1928 — 10 household members
| Surname | Lucas |
| Given Name | James |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 12 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| 1935 Residence (City) | Long Branch Boro |
| 1935 Residence (County) | Washington |
| Highest Grade | No 2 |
| 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 James Lucas across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
James Lucas
Son · 1940 · age 12 · b. ~1928 · Pennsylvania
★ You are viewing this record
Sibling
Teresa Lucas
Sibling · 1940 · age 13
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Anthony Lucas
Sibling · 1940 · age 16
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
George Lucas
Sibling · 1940 · age 2
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Calletta Lucas
Sibling · 1940 · age 14
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Joseph Lucas
Sibling · 1940 · age 25
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Lucille Lucas
Sibling · 1940 · age 7
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Anthony Lucas
Sibling · 1940 · age 25
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 — Washington-County, Pennsylvania
Open full size
1940 US Federal Census — Washington-County, Pennsylvania
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-03624-00203)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Agnes Kovaly | 21 | Wife | — | Pennsylvania |
| 2 | Patricia Elaine Kovaly | 1 | Daughter | — | Pennsylvania |
| 3 | Andrew Pivovarnik | 60 | Head | Farmer | Czechoslovakia |
| 4 | Mary Pivovarnik | 53 | Wife | — | Czechoslovakia |
| 5 | Andy Jr Pivovarnik | 22 | Son | Farmer | Pennsylvania |
| 6 | Joe Pivovarnik | 19 | Son | Farmer | Pennsylvania |
| 7 | Jacob Pivovarnik | 17 | Son | Farmer | Pennsylvania |
| 8 | Pauline Pivovarnik | 16 | Daughter | — | Pennsylvania |
| 9 | Richard Pivovarnik | 12 | Son | — | Pennsylvania |
| 10 | Joseph Lucas | 50 | Head | Butcher | Austria |
| 11 | Matilda Lucas | 46 | Wife | — | Pennsylvania |
| 12 | Anthony Lucas | 25 | Son | — | Pennsylvania |
| 13 | Joseph Lucas | 25 | Son | — | Pennsylvania |
| 14 | Anthony Lucas | 16 | Son | — | Pennsylvania |
| 15 | Calletta Lucas | 14 | Daughter | — | Pennsylvania |
| 16 | Teresa Lucas | 13 | Daughter | — | Pennsylvania |
| 17 | James Lucas THIS PERSON | 12 | Son | — | Pennsylvania |
| 18 | Lucille Lucas | 7 | Daughter | — | Pennsylvania |
| 19 | George Lucas | 2 | Son | — | Pennsylvania |
| 20 | John Sedlak | 29 | Head | Heater Helper | Pennsylvania |
| 21 | Janet Sedlak | 25 | Wife | — | Pennsylvania |
| 22 | Robert Sedlak | 4 | Son | — | Pennsylvania |
| 23 | Casper Vestrat | 29 | Head | Chipper | Pennsylvania |
| 24 | Jane Vestrat | 29 | Wife | — | Pennsylvania |
| 25 | Henry Vestrat | 7 | Son | — | Pennsylvania |
| 26 | Thomas Vestrat | 4 | Son | — | Pennsylvania |
| 27 | Maurice Vestrat | 1 | Son | — | Pennsylvania |
| 28 | John W. Crow | 29 | Head | Galvanizer | Pennsylvania |
| 29 | Mabel Crow | 29 | Wife | — | Pennsylvania |
| 30 | William Alton Crow | 2 | Son | — | Pennsylvania |
| 31 | Olive C. Crow | 68 | Mother | — | Pennsylvania |
| 32 | Edgar J. Crow | 62 | Head | Laborer | Pennsylvania |
| 33 | Elmira Crow | 61 | Wife | — | Pennsylvania |
| 34 | Lillian Crow | 21 | Daughter | Packer | Pennsylvania |
| 35 | Eleanor Crow | 19 | Daughter | — | Pennsylvania |
| 36 | George Dowler | 57 | Head | Laborer | Pennsylvania |
| 37 | Ella Dowler | 48 | Wife | — | Pennsylvania |
| 38 | William Dowler | 22 | Son | Laborer | Pennsylvania |
| 39 | James Dowler | 20 | Son | New Worker | Pennsylvania |
| 40 | Margaret Dowler | 18 | Daughter | — | Pennsylvania |
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)