JL
James Lucas — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Mercer-County, West Virginia
Our Model Tree links this James Lucas across the 1930 and 1940 US Censuses in Mercer-County, West Virginia (XGBoost, ~Confirmed) — first a head (b.~1890), then head of a 7-person household.
Age 50
b. ~1890
Male
Head
Born: Virginia
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Mercer-County, West Virginia |
| Surname | Lucas |
| Given Name | James A. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 50 |
| Marital Status | Married |
| Birthplace | Virginia |
| 1935 Residence (City) | Lamar P.O. |
| 1935 Residence (County) | Mercer |
| Additional Details | |
| Occupation | Electrician |
| Industry | Coal mine |
| Class of Worker | PW |
| Hours Worked | 21 |
| Income (1939) | 1000 |
| Highest Grade | No 6 |
| 1935 Residence | Same house |
| Birth State | Virginia |
| Birth Country | United States |
| Birthplace (normalized) | virginia |
| Occupation | Electrician |
| Township / Ward | Lamar Po |
| Est. Birth Year | ~1890 |
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.
7 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to James | Age | Birth yr |
|---|---|---|---|---|
| Elizabeth Lucas | Daughter | — | 9 | ~1931 |
| Theresa Lucas | Daughter | — | 5 | ~1935 |
| Ethel Lucas | Daughter | — | 16 | ~1924 |
| Arleene Lucas | Daughter | — | 18 | ~1922 |
| James Lucas | Head | — | 50 | ~1890 |
| James Lucas | Son | — | 13 | ~1927 |
| Bessie Lucas | Spouse | — | 48 | ~1892 |
Census Appearances
1930
Mercer, West …
Head, age 39
Mercer, West Virginia · implied b. ~1891 — 8 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Lucas |
| Given Name | James A. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 39 |
| Marital Status | Married |
| Birthplace | Virginia |
| Age at First Marriage | 23 |
| Father's Birthplace | Virginia |
| Mother's Birthplace | Virginia |
| Occupation | Electrician |
| Industry | Coal mine |
| Class of Worker | W |
| Can Read/Write | Yes |
| Home Owned/Rented | R |
| Home Value / Rent | 12 |
| Radio Set | R |
| Birth State | Virginia |
| Birth Country | United States |
| Birthplace (normalized) | virginia |
1940
Mercer-County, West …
Head, age 50
Mercer-County, West Virginia · implied b. ~1890 — 7 household members
| Surname | Lucas |
| Given Name | James A. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 50 |
| Marital Status | Married |
| Birthplace | Virginia |
| 1935 Residence (City) | Lamar P.O. |
| 1935 Residence (County) | Mercer |
| Occupation | Electrician |
| Industry | Coal mine |
| Class of Worker | PW |
| Hours Worked | 21 |
| Income (1939) | 1000 |
| Highest Grade | No 6 |
| 1935 Residence | Same house |
| Birth State | Virginia |
| Birth Country | United States |
| Birthplace (normalized) | virginia |
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.
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This person
Anchor record
James Lucas
Head · 1940 · age 50 · b. ~1890 · West Virginia
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Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1940 US Federal Census — Mercer-County, West Virginia
Open full size
1940 US Federal Census — Mercer-County, West Virginia
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-04429-00451)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Brainard Woolwine | 55 | Head | Miner | Virginia |
| 2 | Ethel Woolwine | 32 | Wife | — | West Virginia |
| 3 | Garfield Woolwine | 15 | Son | — | West Virginia |
| 4 | Sylvia Woolwine | 12 | Daughter | — | West Virginia |
| 5 | Randolph Woolwine | 8 | Son | — | West Virginia |
| 6 | Paul Woolwine | 5 | Son | — | West Virginia |
| 7 | Peggy A. Woolwine | 4 | Daughter | — | West Virginia |
| 8 | Kathleen Woolwine | 3 | Daughter | — | West Virginia |
| 9 | Robert L. Woolwine | 1 | Son | — | West Virginia |
| 10 | Brad Hynes | 32 | Head | Miner | Virginia |
| 11 | Ruby Hynes | 34 | Wife | — | Virginia |
| 12 | James A. Heaton | 33 | Head | Miner | Tennessee |
| 13 | Catherine Heaton | 20 | Wife | — | West Virginia |
| 14 | Gene Heaton | 12 | Son | — | West Virginia |
| 15 | Robert Bane | 37 | Head | Motorman | Virginia |
| 16 | Mabel Bane | 36 | Wife | — | Virginia |
| 17 | John R. Bane | 16 | Son | — | Virginia |
| 18 | Viola M. Bane | 14 | Daughter | — | West Virginia |
| 19 | Jane E. Bane | 10 | Daughter | — | Virginia |
| 20 | Irene Bane | 8 | Daughter | — | Virginia |
| 21 | Vivian Bane | 6 | Daughter | — | West Virginia |
| 22 | Helen Bane | 4 | Daughter | — | West Virginia |
| 23 | Ethel Bane | 2 | Daughter | — | West Virginia |
| 24 | Garland Bane | 1 | Son | — | West Virginia |
| 25 | James A. Lucas THIS PERSON | 50 | Head | Electrician | Virginia |
| 26 | Bessie Lucas | 48 | Wife | — | West Virginia |
| 27 | Arleene Lucas | 18 | Daughter | — | West Virginia |
| 28 | Ethel Lucas | 16 | Daughter | — | West Virginia |
| 29 | James Lucas | 13 | Son | — | West Virginia |
| 30 | Elizabeth Lucas | 9 | Daughter | — | West Virginia |
| 31 | Theresa Lucas | 5 | Daughter | — | West Virginia |
| 32 | Basil | 21 | Son | Laborer | West Virginia |
| 33 | Sara M. | 17 | Daughter | — | West Virginia |
| 34 | Thurman K. Bailey | 39 | Head | Dispatcher | West Virginia |
| 35 | Mary E. Bailey | 38 | Wife | — | Virginia |
| 36 | Josephine Bailey | 21 | Daughter | Sales Lady | West Virginia |
| 37 | Halword Bailey | 19 | Son | — | West Virginia |
| 38 | Ramona Bailey | 15 | Daughter | — | West Virginia |
| 39 | Jack Bailey | 11 | Son | — | West Virginia |
| 40 | Opal M. Bailey | 10 | Daughter | — | West Virginia |
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)