DC
Dorothy Cooper — 1940 US Census Record
Model Tree available1940 United States Federal Census · St.-Louis-City-County, Missouri
Our Model Tree links this Dorothy Cooper across the 1920, 1930 and 1940 US Censuses in St.-Louis-City-County, Missouri (XGBoost, ~Confirmed), with identified parents Lloyd & Anna — first a spouse (b.~1911), then head of a 13-person household.
Age 29
b. ~1911
Female
Spouse
Born: Missouri
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | St.-Louis-City-County, Missouri |
| Surname | Cooper |
| Given Name | Dorothy |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | Black |
| Age | 29 |
| Marital Status | Married |
| Birthplace | Missouri |
| 1935 Residence (City) | St. Louis |
| 1935 Residence (County) | St. Louis City |
| Additional Details | |
| Occupation | Maid |
| Industry | Private family |
| Class of Worker | PW |
| Hours Worked | 48 |
| Income (1939) | 302 |
| Highest Grade | H-3 |
| 1935 Residence | Same place |
| Birth State | Missouri |
| Birth Country | United States |
| Birthplace (normalized) | missouri |
| Occupation | Maid |
| Township / Ward | St Louis |
| Est. Birth Year | ~1911 |
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.
13 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Dorothy | Age | Birth yr |
|---|---|---|---|---|
| Paula Hall | Other | — | 41 | ~1899 |
| Vera Bryant | Other | — | 22 | ~1918 |
| Uthelee David | Head | — | 34 | ~1906 |
| George Hall | Other | — | 45 | ~1895 |
| James Curry | Other | — | 21 | ~1919 |
| Frances David | Daughter | — | 13 | ~1927 |
| Jerry Cooper | Other | — | 33 | ~1907 |
| Annie David | Spouse | — | 32 | ~1908 |
| Uthelee David | Son | — | 17 | ~1923 |
| Ruby David | Daughter | — | 15 | ~1925 |
| James Bryant | Other | — | 22 | ~1918 |
| B David | Other | — | 22 | ~1918 |
| Dorothy Cooper | Spouse | — | 29 | ~1911 |
Census Appearances
1920
St Louis, …
Daughter, age 8
St Louis, Missouri · implied b. ~1912 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Cooper |
| Given Name | Dorothy L. |
| Relationship to Head | daughter |
| Sex | F |
| Color / Race | White |
| Age | 8 |
| Marital Status | Single |
| Birthplace | Missouri |
| Father's Birthplace | Missouri |
| Mother's Birthplace | Missouri |
| Occupation | none |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Missouri |
| Birth Country | United States |
| Birthplace (normalized) | missouri |
1930
St Louis, …
Daughter, age 18
St Louis, Missouri · implied b. ~1912 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Cooper |
| Given Name | Dorothy |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 18 |
| 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-City-County, Missouri
Spouse, age 29
St.-Louis-City-County, Missouri · implied b. ~1911 — 13 household members
| Surname | Cooper |
| Given Name | Dorothy |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | Black |
| Age | 29 |
| Marital Status | Married |
| Birthplace | Missouri |
| 1935 Residence (City) | St. Louis |
| 1935 Residence (County) | St. Louis City |
| Occupation | Maid |
| Industry | Private family |
| Class of Worker | PW |
| Hours Worked | 48 |
| Income (1939) | 302 |
| Highest Grade | H-3 |
| 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 Dorothy Cooper across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Lloyd Cooper (~0.92 confidence) and mother Anna Cooper (~0.92 confidence) and mother Myrtle Cooper (~0.92 confidence). The pedigree spans 1 generation with 3 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Lloyd Cooper
b. ~1878
Source father
● Household
· direct · ~0.92
Mother
Anna Cooper
b. ~1886
Source mother
● Household
· direct · ~0.92
Mother
Myrtle Cooper
b. ~1880
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Dorothy Cooper
Spouse · 1940 · age 29 · b. ~1911 · Missouri
★ You are viewing this record
Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1940 US Federal Census — St.-Louis-City-County, Missouri
Open full size
1940 US Federal Census — St.-Louis-City-County, Missouri
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-02186-00114)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Rosie Casey | 63 | Lodger | — | Missouri |
| 42 | Bennie Dookey | 57 | Lodger | Laborer | Mississippi |
| 43 | Eula Dookey | 42 | Lodger | — | Mississippi |
| 44 | James Watkins | 2 | Lodger | — | Missouri |
| 45 | Annie Bell Watkins | 31 | Lodger | Housework | Mississippi |
| 46 | Lana Garden | 60 | Head | — | Mississippi |
| 47 | John Johnson | 25 | Lodger | — | Mississippi |
| 48 | Addie Johnson | 23 | Wife | — | Mississippi |
| 49 | Martha Curry | 19 | Lodger | — | Mississippi |
| 50 | Joe Harrison | 42 | Lodger | Laborer | Tennessee |
| 51 | Tom Kennedy | 57 | Head | — | Mississippi |
| 52 | Nancy Kennedy | 47 | Wife | Maid | Mississippi |
| 53 | Tommy Hammonds | 23 | Lodger | Laborer | Tennessee |
| 54 | Thelma Hammonds | 21 | Lodger | — | Missouri |
| 55 | Edward Hammonds | 3 | Lodger | — | Missouri |
| 56 | Uthelee David | 34 | Head | Banker | Mississippi |
| 57 | Annie Laura David | 32 | Wife | Maid | Mississippi |
| 58 | Uthelee Jr. David | 17 | Son | — | Mississippi |
| 59 | Ruby David | 15 | Daughter | — | Mississippi |
| 60 | Frances David | 13 | Daughter | — | Missouri |
| 61 | B. Woodrow David | 22 | Brother | Laborer | Mississippi |
| 62 | George Hall | 45 | Lodger | Laborer | Mississippi |
| 63 | Paula Hall | 41 | Lodger | — | Mississippi |
| 64 | James Curry | 21 | Lodger | Laborer | Mississippi |
| 65 | Jerry Cooper | 33 | Lodger | Laborer | Tennessee |
| 66 | Dorothy Cooper THIS PERSON | 29 | Wife | Maid | Missouri |
| 67 | James Bryant | 22 | Lodger | Laborer | Mississippi |
| 68 | Vera Bryant | 22 | Lodger | — | Mississippi |
| 69 | Vine Wilson | 34 | Head | Nurse Aid | Arkansas |
| 70 | Carl Cluff | 26 | Son | — | Arkansas |
| 71 | Rosie Cluff | 16 | Daughter | — | Arkansas |
| 72 | Alena Davie | 62 | Mother | — | Arkansas |
| 73 | Sidney White | 50 | Head | Laborer | Arkansas |
| 74 | Roy Copper | 48 | Lodger | — | Missouri |
| 75 | Lelia Coy | 18 | Lodger | — | Tennessee |
| 76 | Felton Coy | 17 | Lodger | Shoeshiner | Missouri |
| 77 | Severea Coy | 15 | Lodger | — | Missouri |
| 78 | Charley Greek | 48 | Lodger | Laborer | Mississippi |
| 79 | Roosevelt Higgins | 33 | Head | Laborer | Alabama |
| 80 | Emma Higgins | 32 | Wife | — | Alabama |
Pedigree Summary
Dorothy
Gen 1 · 3 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)