HJ
Helen Jackson — 1940 US Census Record
Linked across censuses1940 United States Federal Census · St.-Clair-County, Illinois
Our Model Tree links this Helen Jackson across the 1920, 1930 and 1940 US Censuses in St.-Clair-County, Illinois (XGBoost, ~Confirmed) — first a spouse (b.~1894), then head of a 3-person household.
Age 46
b. ~1894
Female
Spouse
Born: Tennessee
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | St.-Clair-County, Illinois |
| Surname | Jackson |
| Given Name | Helen O. |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | Black |
| Age | 46 |
| Marital Status | Married |
| Birthplace | Tennessee |
| 1935 Residence (City) | East St. Louis |
| 1935 Residence (County) | St. Clair |
| Additional Details | |
| Hours Worked | 0 |
| Highest Grade | C 2 |
| 1935 Residence | Same place |
| Birth State | Tennessee |
| Birth Country | United States |
| Birthplace (normalized) | tennessee |
| Township / Ward | East St Louis |
| Est. Birth Year | ~1894 |
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.
3 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Helen | Age | Birth yr |
|---|---|---|---|---|
| Arthur Jackson | Head | — | 66 | ~1874 |
| Arthur Jackson | Son | — | 25 | ~1915 |
| Helen Jackson | Spouse | — | 46 | ~1894 |
Census Appearances
1920
St Clair, …
Spouse, age 27
St Clair, Illinois · implied b. ~1893 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Jackson |
| Given Name | Helen |
| Relationship to Head | wife |
| Sex | F |
| Color / Race | Black |
| Age | 27 |
| Marital Status | Married |
| Birthplace | Tennessee |
| Father's Birthplace | Tennessee |
| Mother's Birthplace | Tennessee |
| Occupation | none |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Tennessee |
| Birth Country | United States |
| Birthplace (normalized) | tennessee |
1930
St Clair, …
Spouse, age 37
St Clair, Illinois · implied b. ~1893 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Jackson |
| Given Name | Helen |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | Black |
| Age | 37 |
| Marital Status | Married |
| Birthplace | Tennessee |
| Age at First Marriage | 20 |
| Father's Birthplace | Tennessee |
| Mother's Birthplace | Tennessee |
| Can Read/Write | Yes |
| Mother Tongue | 81 |
| Birth State | Tennessee |
| Birth Country | United States |
| Birthplace (normalized) | tennessee |
1940
St.-Clair-County, Illinois
Spouse, age 46
St.-Clair-County, Illinois · implied b. ~1894 — 3 household members
| Surname | Jackson |
| Given Name | Helen O. |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | Black |
| Age | 46 |
| Marital Status | Married |
| Birthplace | Tennessee |
| 1935 Residence (City) | East St. Louis |
| 1935 Residence (County) | St. Clair |
| Hours Worked | 0 |
| Highest Grade | C 2 |
| 1935 Residence | Same place |
| Birth State | Tennessee |
| Birth Country | United States |
| Birthplace (normalized) | tennessee |
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 Helen Jackson across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage.
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This person
Anchor record
Helen Jackson
Spouse · 1940 · age 46 · b. ~1894 · Illinois
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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 — St.-Clair-County, Illinois
Open full size
1940 US Federal Census — St.-Clair-County, Illinois
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-00880-00992)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Toussaint-Futuya Townsend | 21 | Daughter | Timekeeper | Mississippi |
| 42 | Ollie Townsend | 19 | Son | — | Mississippi |
| 43 | Lawrence Mcdade | 21 | Boarder | — | Mississippi |
| 44 | Cornelius Hogan | 48 | Head | Carpenter | Alabama |
| 45 | Lucerte Hogan | 24 | Wife | Maid | Alabama |
| 46 | Van Calvert | 41 | Head | Laborer | Mississippi |
| 47 | Vardine Calvert | 25 | Wife | — | Tennessee |
| 48 | Walter Calvert | 2 | Son | — | Illinois |
| 49 | Joseph Coleman | 36 | Roomer | Laborer | Illinois |
| 50 | John O. Banks | 36 | Head | Laborer | Mississippi |
| 51 | Susie Banks | 36 | Wife | — | Mississippi |
| 52 | Teddy Burton | 25 | Head | Checker | Tennessee |
| 53 | Emma Forden | 48 | Head | — | Alabama |
| 54 | Albert Patterson | 43 | Head | Laborer | Illinois |
| 55 | Albert Patterson | 18 | Son | New Worker | Illinois |
| 56 | Arthur Jackson | 66 | Head | Teacher | Georgia |
| 57 | Helen O. Jackson THIS PERSON | 46 | Wife | — | Tennessee |
| 58 | Arthur Jr. Jackson | 25 | Son | Teacher | Tennessee |
| 59 | James Reed | 37 | Head | Janitor | Arkansas |
| 60 | Clarence Pippen | 22 | Head | Soldier | Kentucky |
| 61 | Genevieve Pippen | 43 | Wife | Music Teacher | Iowa |
| 62 | Andrew W. Grant | 53 | Lodger | Teacher | Missouri |
| 63 | Jesse Creggler | 49 | Head | Pordi-Gent | Mississippi |
| 64 | Hattie Creggler | 44 | Wife | — | Mississippi |
| 65 | Mary Linn | 25 | Daughter | — | Mississippi |
| 66 | Jewell Leath | 32 | Head | Teacher | Ohio |
| 67 | Clara Jackson | 32 | Head | Teacher | Illinois |
| 68 | Penny Price | 55 | Head | Janitress | Mississippi |
| 69 | Vallaste Price | 19 | Son | — | Illinois |
| 70 | Luis Willard Price | 15 | Son | — | Illinois |
| 71 | Catherine Price | 22 | Daughter | Music | Illinois |
| 72 | James Price | 30 | Son | Laborer | Mississippi |
| 73 | Lucy Price | 34 | Daughter | — | Mississippi |
| 74 | Charles Moore | 52 | Head | Laborer | Mississippi |
| 75 | Islay Moore | 43 | Wife | — | Mississippi |
| 76 | Darnelle Moore | 22 | Son | — | Illinois |
| 77 | Tyler Moore | 23 | Daughter | Teacher | Illinois |
| 78 | Head Haines | None | M | Stove Factory | — |
| 79 | Cora Belle Haines | 24 | Wife | — | Mississippi |
| 80 | Christine Haines | 3 | Grand child | — | Mississippi |
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)