JJ
John Jackson — 1940 US Census Record
Model Tree available1940 United States Federal Census · District-Of-Columbia-County, District of Columbia
Our Model Tree links this John Jackson across the 1920, 1930 and 1940 US Censuses in District-Of-Columbia-County, District of Columbia (XGBoost, ~Confirmed), with identified parents Rubin & Reuben — first a son (b.~1917), then head of a 6-person household.
Age 23
b. ~1917
Male
Son
Born: Dist of Col
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | District-Of-Columbia-County, District of Columbia |
| Surname | Jackson |
| Given Name | John |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | Black |
| Age | 23 |
| Marital Status | Married |
| Birthplace | Dist of Col |
| 1935 Residence (City) | Washington |
| 1935 Residence (County) | District Of Columbia |
| Additional Details | |
| Occupation | Truck driver |
| Industry | Wholesale leather Co. |
| Class of Worker | PW |
| Hours Worked | 48 |
| Income (1939) | 886 |
| Highest Grade | No 0 |
| 1935 Residence | Same place |
| Birthplace (normalized) | dist of col |
| Occupation | Truck Driver |
| Township / Ward | Washington |
| Est. Birth Year | ~1917 |
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.
6 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to John | Age | Birth yr |
|---|---|---|---|---|
| Viola Jackson | Daughter | — | 26 | ~1914 |
| Rubin Jackson | Head | — | 49 | ~1891 |
| Bernice Jackson | Other | — | 18 | ~1922 |
| Gilbert Jackson | Other | — | 8 | ~1932 |
| John Jackson | Son | — | 23 | ~1917 |
| Anna Jackson | Spouse | — | 48 | ~1892 |
Census Appearances
1920
Washington, District …
Son, age 2
Washington, District of Columbia · implied b. ~1918 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Jackson |
| Given Name | John H. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | Black |
| Age | 2 |
| Marital Status | Single |
| Birthplace | Dist of Col |
| Father's Birthplace | Virginia |
| Mother's Birthplace | Virginia |
| Birthplace (normalized) | dist of col |
1930
None, District …
Son, age 14
None, District of Columbia · implied b. ~1916 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Jackson |
| Given Name | John |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | Black |
| Age | 14 |
| Marital Status | Single |
| Birthplace | Dist of Col |
| Father's Birthplace | Virginia |
| Mother's Birthplace | Virginia |
| Can Read/Write | Yes |
| Birthplace (normalized) | dist of col |
1940
District-Of-Columbia-County, District …
Son, age 23
District-Of-Columbia-County, District of Columbia · implied b. ~1917 — 6 household members
| Surname | Jackson |
| Given Name | John |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | Black |
| Age | 23 |
| Marital Status | Married |
| Birthplace | Dist of Col |
| 1935 Residence (City) | Washington |
| 1935 Residence (County) | District Of Columbia |
| Occupation | Truck driver |
| Industry | Wholesale leather Co. |
| Class of Worker | PW |
| Hours Worked | 48 |
| Income (1939) | 886 |
| Highest Grade | No 0 |
| 1935 Residence | Same place |
| Birthplace (normalized) | dist of col |
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 John Jackson across 3 US Census years (1920, 1930 and 1940) in 3 locations, using XGBoost record linkage. Identified parents: father Rubin Jackson (~0.92 confidence) and father Reuben Jackson (~0.92 confidence) and mother Anna Jackson (~0.92 confidence) and mother Anna Jackson (~0.92 confidence) and mother Anna Jackson (~0.92 confidence). The pedigree spans 1 generation with 5 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Rubin Jackson
b. ~1891
Source father
● Household
· direct · ~0.92
Father
Reuben Jackson
b. ~1886
Source father
● Household
· direct · ~0.92
Mother
Anna Jackson
b. ~1889
Source mother
● Household
· direct · ~0.92
Mother
Anna Jackson
b. ~1896
Source mother
● Household
· direct · ~0.92
Mother
Anna Jackson
b. ~1892
Source mother
● Household
· direct · ~0.92
This person
Anchor record
John Jackson
Son · 1940 · age 23 · b. ~1917 · District of Columbia
★ You are viewing this record
Sibling
Viola Jackson
Sibling · 1940 · age 26
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 — District-Of-Columbia-County, District of Columbia
Open full size
1940 US Federal Census — District-Of-Columbia-County, District of Columbia
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-00556-00876)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Mary W. Carter | 56 | Wife | — | Dist of Col |
| 42 | Lowell Carter | 37 | Son | Elevator | Dist of Col |
| 43 | Whitney Carter | 35 | Daughter | Maid | Dist of Col |
| 44 | Lloyd Carter | 27 | Son | Truck Driver | Dist of Col |
| 45 | Manta Carter | 19 | Daughter | New Worker | Dist of Col |
| 46 | Anton Carter | 17 | Son | New Worker | Dist of Col |
| 47 | Bruce Keys | 14 | Grandson | — | Dist of Col |
| 48 | Avril Keys | 11 | Granddaughter | — | Dist of Col |
| 49 | Remel Keys | 8 | Granddaughter | — | Dist of Col |
| 50 | Enoch Keys | 3 | Grandson | — | Dist of Col |
| 51 | Clementine Keys | 2 | Granddaughter | — | Dist of Col |
| 52 | Barnett B. Anderson | 24 | Head | Mechanic Casting Machines | Dist of Col |
| 53 | Charlotte B. Anderson | 28 | Wife | — | Dist of Col |
| 54 | Una Anderson | 12 | Daughter | — | Dist of Col |
| 55 | Raoul Anderson | 10 | Son | — | Dist of Col |
| 56 | Venisha Anderson | 8 | Daughter | — | Dist of Col |
| 57 | Felicia Anderson | 6 | Daughter | — | Dist of Col |
| 58 | Brenda Anderson | 2 | Daughter | — | Dist of Col |
| 59 | Jan Anderson | 0 | Son | — | Dist of Col |
| 60 | Rubin Jackson | 49 | Head | Porter | Virginia |
| 61 | Anna Jackson | 48 | Wife | — | West Virginia |
| 62 | Viola Jackson | 26 | Daughter | Maid | Dist of Col |
| 63 | John Jackson THIS PERSON | 23 | Son | Truck Driver | Dist of Col |
| 64 | Bernice Jackson | 18 | Daughter-in-law | — | Dist of Col |
| 65 | Gilbert Jackson | 8 | Grandson | — | Dist of Col |
| 66 | George Sample | 30 | Head | Laborer | Dist of Col |
| 67 | Evelyn Sample | 27 | Wife | — | Dist of Col |
| 68 | Everett Sample | 7 | Son | — | Dist of Col |
| 69 | Beulah Sample | 6 | Daughter | — | Dist of Col |
| 70 | Sylvia Sample | 5 | Daughter | — | Dist of Col |
| 71 | Shirley Sample | 3 | Daughter | — | Dist of Col |
| 72 | Beulah Douglas | 49 | Mother-in-law | — | Dist of Col |
| 73 | Arthur Holman | 28 | Head | Laborer | South Carolina |
| 74 | Elease Holman | 26 | Wife | — | South Carolina |
| 75 | William Glass | 62 | Boarder | — | South Carolina |
| 76 | Helen Robinson | 32 | Lodger | — | Dist of Col |
| 77 | William Robinson | 33 | Lodger | Laborer | North Carolina |
| 78 | Gary Holman | 33 | Lodger | Car Washer | South Carolina |
| 79 | Arlene Arrington | 31 | Lodger | Maid | North Carolina |
| 80 | Joseph Arrington | 33 | Lodger | Dishwasher | North Carolina |
Pedigree Summary
John + 1 sibling
Gen 1 · 5 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)