JT
James Thompson — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Jefferson-County, Alabama
Our Model Tree links this James Thompson across the 1920, 1930 and 1940 US Censuses in Jefferson-County, Alabama (XGBoost, ~Confirmed) — first a head (b.~1886), then head of a 4-person household.
Age 54
b. ~1886
Male
Head
Born: Georgia
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Jefferson-County, Alabama |
| Surname | Thompson |
| Given Name | James R. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 54 |
| Marital Status | Married |
| Birthplace | Georgia |
| 1935 Residence (City) | Birmingham |
| 1935 Residence (County) | Jefferson |
| Additional Details | |
| Occupation | Inspector |
| Industry | Railway |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 2200 |
| Highest Grade | H 2 |
| 1935 Residence | Alabama |
| Birth State | Georgia |
| Birth Country | United States |
| Birthplace (normalized) | georgia |
| Occupation | Inspector |
| Township / Ward | Birmingham |
| Est. Birth Year | ~1886 |
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 |
|---|---|---|---|---|
| Dora Thompson | Daughter | — | 17 | ~1923 |
| James Thompson | Head | — | 54 | ~1886 |
| Coleman Thompson | Son | — | 13 | ~1927 |
| Mattie Thompson | Spouse | — | 52 | ~1888 |
Census Appearances
1920
Jefferson, Alabama
Head, age 34
Jefferson, Alabama · implied b. ~1886 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Thompson |
| Given Name | James R |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 34 |
| Marital Status | Married |
| Birthplace | Georgia |
| Father's Birthplace | Georgia |
| Mother's Birthplace | Georgia |
| Occupation | Car repairer |
| Industry | Railroad |
| Class of Worker | W |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Georgia |
| Birth Country | United States |
| Birthplace (normalized) | georgia |
1930
Jefferson, Alabama
Head, age 44
Jefferson, Alabama · implied b. ~1886 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Thompson |
| Given Name | James R. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 44 |
| Marital Status | Married |
| Birthplace | Georgia |
| Age at First Marriage | 21 |
| Father's Birthplace | Georgia |
| Mother's Birthplace | Georgia |
| Occupation | Car Inspector |
| Industry | Southern Railroad |
| Class of Worker | W |
| Can Read/Write | Yes |
| Home Owned/Rented | R |
| Home Value / Rent | 65 |
| Radio Set | R |
| Veteran | No |
| Birth State | Georgia |
| Birth Country | United States |
| Birthplace (normalized) | georgia |
1940
Jefferson-County, Alabama
Head, age 54
Jefferson-County, Alabama · implied b. ~1886 — 4 household members
| Surname | Thompson |
| Given Name | James R. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 54 |
| Marital Status | Married |
| Birthplace | Georgia |
| 1935 Residence (City) | Birmingham |
| 1935 Residence (County) | Jefferson |
| Occupation | Inspector |
| Industry | Railway |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 2200 |
| Highest Grade | H 2 |
| 1935 Residence | Alabama |
| Birth State | Georgia |
| Birth Country | United States |
| Birthplace (normalized) | georgia |
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 Thompson across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage.
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This person
Anchor record
James Thompson
Head · 1940 · age 54 · b. ~1886 · Alabama
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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 — Jefferson-County, Alabama
Open full size
1940 US Federal Census — Jefferson-County, Alabama
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-00093-00291)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | William D. Bell | 58 | Head | Foreman | Alabama |
| 2 | Mary J. Bell | 50 | Wife | Housekeeper | Alabama |
| 3 | Frank E. Smith | 60 | Head | Officer | Alabama |
| 4 | Effie E. Smith | 61 | Wife | Housekeeper | Alabama |
| 5 | Oscar Uriah Cook | 59 | Head | Engineer | Canada |
| 6 | Betty Jane Cook | 22 | Daughter | Secretary | Ohio |
| 7 | J. W. Sr. Purace | 62 | Head | Salesman | Kentucky |
| 8 | Clara Purace | 60 | Wife | Housekeeper | Kentucky |
| 9 | J. W. Jr. Purace | 26 | Son | Salesman | Kentucky |
| 10 | James Purace | 75 | Father | — | Kentucky |
| 11 | J. D. Salerno | 26 | Head | Clerk | Alabama |
| 12 | Irma Salerno | 22 | Wife | — | Alabama |
| 13 | William Goodwin | 54 | Head | Manager Of Service | England |
| 14 | Lula F. Goodwin | 54 | Wife | Housekeeper | Mississippi |
| 15 | Elizabeth Goodwin | 40 | Daughter | Extra Saleswoman | England |
| 16 | Frances Lofton | 24 | Niece | Beauty Operator | Alabama |
| 17 | James R. Thompson THIS PERSON | 54 | Head | Inspector | Georgia |
| 18 | Mattie E. Thompson | 52 | Wife | Housekeeper | Georgia |
| 19 | Dora V. Thompson | 17 | Daughter | — | Alabama |
| 20 | Coleman J. Thompson | 13 | Son | — | Alabama |
| 21 | R. G. James | 28 | Head | Assistant Manager | Georgia |
| 22 | Evelyn James | 27 | Wife | Saleswoman | Alabama |
| 23 | Ruby James | 30 | Lodger | Clerk | Alabama |
| 24 | Mildred Butler | 21 | Lodger | Telephone Operator | Alabama |
| 25 | May Harris | 70 | Head | Housekeeper | Georgia |
| 26 | Mary Bruce | 54 | Lodger | Saleswoman | Alabama |
| 27 | Ealine Bruce | 21 | Lodger | Operator | Alabama |
| 28 | Mary Byddle | 45 | Lodger | Proof Reader | Alabama |
| 29 | Charles Parrish | 61 | Head | Inspector | Tennessee |
| 30 | Elizabeth Parrish | 60 | Wife | Housekeeper | Tennessee |
| 31 | Ethel M. Parrish | 38 | Daughter | Secretary | Alabama |
| 32 | Charles W. Parrish | 27 | Son | Salesman | Alabama |
| 33 | Sara E. Parrish | 23 | Daughter | Stenographer | Alabama |
| 34 | Dorothy L. Parrish | 17 | Daughter | — | Alabama |
| 35 | Nicholas Christer | 44 | Head | Owner | Greece |
| 36 | Despina Christer | 33 | Wife | — | Greece |
| 37 | Chris Christer | 15 | Son | — | Alabama |
| 38 | Evangeline Christer | 13 | Daughter | — | Alabama |
| 39 | Helen Christer | 5 | Daughter | — | Alabama |
| 40 | Mabry J. Hutchison | 55 | Head | Salesman | Alabama |
Related Census Records
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)