TJ
Thelma Jackson — 1940 US Census Record
Model Tree available1940 United States Federal Census · St.-Louis-County, Missouri
Our Model Tree links this Thelma Jackson across the 1920, 1930 and 1940 US Censuses in St.-Louis-County, Missouri (XGBoost, ~Confirmed), with identified parents Chas & Ross — first a daughter (b.~1914), then head of a 5-person household.
Age 26
b. ~1914
Female
Daughter
Born: Missouri
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | St.-Louis-County, Missouri |
| Surname | Jackson |
| Given Name | Thelma |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | Black |
| Age | 26 |
| Marital Status | Single |
| Birthplace | Missouri |
| 1935 Residence (City) | Normandy Township |
| 1935 Residence (County) | St. Louis |
| Additional Details | |
| Occupation | Teacher |
| Industry | Pub School |
| Class of Worker | GW |
| Hours Worked | 27 |
| Income (1939) | 1000 |
| Highest Grade | S-4 |
| 1935 Residence | Same place |
| Birth State | Missouri |
| Birth Country | United States |
| Birthplace (normalized) | missouri |
| Occupation | Teacher |
| Township / Ward | Normandy Township |
| Est. Birth Year | ~1914 |
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.
5 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Thelma | Age | Birth yr |
|---|---|---|---|---|
| Thelma Jackson | Daughter | — | 26 | ~1914 |
| Julia Anderson | Other | — | 64 | ~1876 |
| Eloise Jackson | Daughter | — | 24 | ~1916 |
| Irma Jackson | Spouse | — | 44 | ~1896 |
| Chas Jackson | Head | — | 50 | ~1890 |
Census Appearances
1920
St Louis, …
Daughter, age 6
St Louis, Missouri · implied b. ~1914 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Jackson |
| Given Name | Thelma |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | Black |
| Age | 6 |
| Marital Status | Single |
| Birthplace | Missouri |
| Father's Birthplace | Missouri |
| Mother's Birthplace | Missouri |
| Birth State | Missouri |
| Birth Country | United States |
| Birthplace (normalized) | missouri |
1930
St Louis, …
Daughter, age 16
St Louis, Missouri · implied b. ~1914 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Jackson |
| Given Name | Thelma |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 16 |
| Marital Status | Single |
| Birthplace | Missouri |
| Father's Birthplace | Missouri |
| Mother's Birthplace | Missouri |
| Can Read/Write | Yes |
| Birth State | Missouri |
| Birth Country | United States |
| Birthplace (normalized) | missouri |
1940
St.-Louis-County, Missouri
Daughter, age 26
St.-Louis-County, Missouri · implied b. ~1914 — 5 household members
| Surname | Jackson |
| Given Name | Thelma |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | Black |
| Age | 26 |
| Marital Status | Single |
| Birthplace | Missouri |
| 1935 Residence (City) | Normandy Township |
| 1935 Residence (County) | St. Louis |
| Occupation | Teacher |
| Industry | Pub School |
| Class of Worker | GW |
| Hours Worked | 27 |
| Income (1939) | 1000 |
| Highest Grade | S-4 |
| 1935 Residence | Same place |
| Birth State | Missouri |
| Birth Country | United States |
| Birthplace (normalized) | missouri |
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 Thelma Jackson across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Chas Jackson (~0.92 confidence) and father Ross Jackson (~0.92 confidence) and father Ross Jackson (~0.92 confidence) and mother Anna Jackson (~0.92 confidence) and mother Emma Jackson (~0.92 confidence) and mother Irma Jackson (~0.92 confidence). The pedigree spans 1 generation with 6 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Chas Jackson
b. ~1890
Source father
● Household
· direct · ~0.92
Father
Ross Jackson
b. ~1890
Source father
● Household
· direct · ~0.92
Father
Ross Jackson
b. ~1890
Source father
● Household
· direct · ~0.92
Mother
Anna Jackson
b. ~1900
Source mother
● Household
· direct · ~0.92
Mother
Emma Jackson
b. ~1895
Source mother
● Household
· direct · ~0.92
Mother
Irma Jackson
b. ~1896
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Thelma Jackson
Daughter · 1940 · age 26 · b. ~1914 · Missouri
★ You are viewing this record
Sibling
Eloise Jackson
Sibling · 1940 · age 24
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 — St.-Louis-County, Missouri
Open full size
1940 US Federal Census — St.-Louis-County, Missouri
Page Contents
39 people indexed on this census page (nara:1940:m-t0627-02153-00488)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Raymond Abling | 34 | Head | Plasterer | Missouri |
| 2 | Elma Abling | 30 | Wife | Credit Manager | Minnesota |
| 3 | Chas. Ross Jackson | 50 | Head | Janitor | Missouri |
| 4 | Irma Jackson | 44 | Wife | — | Missouri |
| 5 | Thelma Jackson THIS PERSON | 26 | Daughter | Teacher | Missouri |
| 6 | Eloise Jackson | 24 | Daughter | Recreational | Missouri |
| 7 | Julia Anderson | 64 | Mother in law | — | Tennessee |
| 8 | Harry Fisher | 49 | Head | Transportation Solicitor | England |
| 9 | Tishia Fisher | 37 | Wife | — | Missouri |
| 10 | Marjorie Mae Fisher | 18 | Daughter | New Worker | Missouri |
| 11 | Elsie Irene Fisher | 16 | Daughter | — | Missouri |
| 12 | Robert Randle | 61 | Head | Elevator Operator | Kentucky |
| 13 | Lillian Scott | 54 | Foster Daughter | — | Missouri |
| 14 | Pauline Santo | 44 | Head | Housekeeper | Missouri |
| 15 | Geraldine Santo | 14 | Daughter | — | Missouri |
| 16 | Vernon Morris | 37 | Head | Machinist | Missouri |
| 17 | Genevive Morris | 40 | Wife | Floor Lady | Missouri |
| 18 | Raymond Hoffman | 22 | Step son | Time Keeper | Missouri |
| 19 | James F. Anderson | 34 | Head | Bill Poster | Texas |
| 20 | Nola Anderson | 43 | Wife | — | Illinois |
| 21 | Ocie Glick | 64 | Mother in law | — | Missouri |
| 22 | Cornelious Walter | 51 | Head | Roofer | Missouri |
| 23 | Mallie Walter | 42 | Wife | — | Missouri |
| 24 | Joseph G. Price | 65 | Head | — | Germany |
| 25 | Mary Price | 63 | Wife | — | Germany |
| 26 | Raymond Price | 39 | Son | Paperhanger | Missouri |
| 27 | John Price | 35 | Son | Paperhanger | Missouri |
| 28 | George Price | 27 | Son | Paperhanger | Missouri |
| 29 | Glenn Wieser | 32 | Head | Musician | Arkansas |
| 30 | Ruth Wieser | 29 | Wife | — | Missouri |
| 31 | Horton Navy | 39 | Head | Postal Clerk | Arkansas |
| 32 | Mamie Navy | 42 | Wife | — | Arkansas |
| 33 | William Navy | 14 | Son | — | Missouri |
| 34 | Rosemarie Navy | 12 | Daughter | — | Missouri |
| 35 | Eloise Navy | 10 | Daughter | — | Missouri |
| 36 | Alfred Bauer | 53 | Head | Contractor | Missouri |
| 37 | Dolly Bauer | 48 | Wife | — | Missouri |
| 38 | S. P. Henton | 29 | Head | Auto Mech. | Missouri |
| 39 | Rhoda Henton | 75 | Mother | — | Missouri |
Pedigree Summary
Thelma + 1 sibling
Gen 1 · 6 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)