MC
Margaret Cooper — 1940 US Census Record
Model Tree available1940 United States Federal Census · Jefferson-County, Alabama
Our Model Tree links this Margaret Cooper across the 1920, 1930 and 1940 US Censuses in Jefferson-County, Alabama (XGBoost, ~Confirmed), with identified parents Adrienne & Chas — first a daughter (b.~1919), then head of a 5-person household.
Age 21
b. ~1919
Female
Daughter
Born: Alabama
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Jefferson-County, Alabama |
| Surname | Cooper |
| Given Name | Margaret |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 21 |
| Marital Status | Single |
| Birthplace | Alabama |
| 1935 Residence (City) | Birmingham |
| 1935 Residence (County) | Jefferson |
| Additional Details | |
| Income (1939) | 0 |
| Highest Grade | C-1 |
| 1935 Residence | Same place |
| Birth State | Alabama |
| Birth Country | United States |
| Birthplace (normalized) | alabama |
| Township / Ward | Birmingham |
| Est. Birth Year | ~1919 |
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 Margaret | Age | Birth yr |
|---|---|---|---|---|
| Adrienne Cooper | Spouse | — | 54 | ~1886 |
| Margaret Cooper | Daughter | — | 21 | ~1919 |
| Betty Cooper | Daughter | — | 14 | ~1926 |
| Harrison Cooper | Son | — | 25 | ~1915 |
| Chas Cooper | Head | — | 56 | ~1884 |
Census Appearances
1920
Jefferson, Alabama
Daughter, age 1
Jefferson, Alabama · implied b. ~1919 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Cooper |
| Given Name | Margaret |
| Relationship to Head | daughter |
| Sex | F |
| Color / Race | White |
| Age | 1 |
| Marital Status | Single |
| Birthplace | Alabama |
| Father's Birthplace | Alabama |
| Mother's Birthplace | Alabama |
| Occupation | none |
| Can Read | No |
| Can Write | No |
| Speaks English | No |
| Birth State | Alabama |
| Birth Country | United States |
| Birthplace (normalized) | alabama |
1930
Jefferson, Alabama
Daughter, age 11
Jefferson, Alabama · implied b. ~1919 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Cooper |
| Given Name | Margaret |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 11 |
| Marital Status | Single |
| Birthplace | Alabama |
| Father's Birthplace | Alabama |
| Mother's Birthplace | France |
| Can Read/Write | Yes |
| Birth State | Alabama |
| Birth Country | United States |
| Birthplace (normalized) | alabama |
1940
Jefferson-County, Alabama
Daughter, age 21
Jefferson-County, Alabama · implied b. ~1919 — 5 household members
| Surname | Cooper |
| Given Name | Margaret |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 21 |
| Marital Status | Single |
| Birthplace | Alabama |
| 1935 Residence (City) | Birmingham |
| 1935 Residence (County) | Jefferson |
| Income (1939) | 0 |
| Highest Grade | C-1 |
| 1935 Residence | Same place |
| Birth State | Alabama |
| Birth Country | United States |
| Birthplace (normalized) | alabama |
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 Margaret Cooper across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: mother Adrienne Cooper (~0.92 confidence) and father Chas Cooper (~0.92 confidence) and father Charles Cooper (~0.92 confidence) and father Charles Cooper (~0.92 confidence) and mother Edna Cooper (~0.92 confidence). The pedigree spans 1 generation with 5 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Mother
Adrienne Cooper
b. ~1882
Source mother
● Household
· direct · ~0.92
Father
Chas Cooper
b. ~1884
Source father
● Household
· direct · ~0.92
Father
Charles Cooper
b. ~1885
Source father
● Household
· direct · ~0.92
Father
Charles Cooper
b. ~1885
Source father
● Household
· direct · ~0.92
Mother
Edna Cooper
b. ~1896
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Margaret Cooper
Daughter · 1940 · age 21 · b. ~1919 · Alabama
★ You are viewing this record
Sibling
Betty Cooper
Sibling · 1940 · age 14
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Harrison Cooper
Sibling · 1940 · age 25
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 — 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-t0627-00097-01008)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Chas E. Cooper | 56 | Head | Asst. Roller | Alabama |
| 42 | Adrienne Cooper | 54 | Wife | — | France |
| 43 | Harrison Cooper | 25 | Son | Musician | Alabama |
| 44 | Margaret Cooper THIS PERSON | 21 | Daughter | — | Alabama |
| 45 | Betty Cooper | 14 | Daughter | — | Alabama |
| 46 | Idie Mae Bryant | 32 | Head | Shipping Dept. | Alabama |
| 47 | Mary S. Bryant | 28 | Wife | — | Alabama |
| 48 | Idie Mae Bryant | 5 | Son | — | Alabama |
| 49 | John C. Jr. Lowery | 35 | Head | Rougher | Alabama |
| 50 | Gladys Lowery | 30 | Wife | — | Alabama |
| 51 | John C. Iii Lowery | 11 | Son | — | Alabama |
| 52 | Madeline Lowery | 8 | Daughter | — | Alabama |
| 53 | Mattie Lee Lowery | 68 | Mother | — | Alabama |
| 54 | Chas W. Bracewell | 31 | Head | Retail Furniture | Alabama |
| 55 | Hazel Bracewell | 27 | Wife | — | Tennessee |
| 56 | Faye Bracewell | 6 | Daughter | — | Alabama |
| 57 | Sam Bracewell | 2 | Son | — | Alabama |
| 58 | George N. Burt | 44 | Head | Open Hearth | Alabama |
| 59 | Mary F. Burt | 33 | Wife | — | Alabama |
| 60 | Edith L. Burt | 18 | Daughter | — | Alabama |
| 61 | Georgia Mae Burt | 16 | Daughter | — | Alabama |
| 62 | George N. Jr. Burt | 10 | Son | — | Alabama |
| 63 | Gerald W. Burt | 10 | Son | — | Alabama |
| 64 | Alice S. Wilson | 61 | Mother-in-law | Seamstress | Alabama |
| 65 | Milton S. Bozeman | 27 | Cousin | Clerk-Retail | Alabama |
| 66 | Lester S. Linden | 38 | Head | Electrician | Alabama |
| 67 | Grace Linden | 21 | Wife | Beauty Operator | Alabama |
| 68 | Lloyd Linden | 14 | Son | — | Alabama |
| 69 | Leo H. Palcon | 36 | Head | Roll Shop | New York |
| 70 | Myrtle Palcon | 32 | Wife | — | Alabama |
| 71 | Jennie C. Palcon | 2 | Daughter | — | Alabama |
| 72 | Albert E. Mcbee | 45 | Head | Shop Clerk | Alabama |
| 73 | Minnie Mcbee | 44 | Wife | — | Alabama |
| 74 | Berton Zett | 23 | Son-in-law | Welder | Alabama |
| 75 | Mary M. Zett | 22 | Daughter | — | Alabama |
| 76 | Carol Lynn Zett | 2 | Granddaughter | — | Alabama |
| 77 | John D. Powell | 49 | Head | Machinist | Alabama |
| 78 | Anna Belle Powell | 48 | Wife | — | Alabama |
| 79 | J. D. Powell | 18 | Son | — | Alabama |
| 80 | Katherine Powell | 14 | Daughter | — | Alabama |
Pedigree Summary
Margaret + 2 siblings
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)