MP
Mary Perkins — 1940 US Census Record
Model Tree available1940 United States Federal Census · Jefferson-County, Alabama
Our Model Tree links this Mary Perkins across the 1920, 1930 and 1940 US Censuses in Jefferson-County, Alabama (XGBoost, ~Confirmed), with identified parents Thomas & Tom — first a daughter (b.~1914), then head of a 7-person household.
Age 26
b. ~1914
Female
Daughter
Born: Alabama
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Jefferson-County, Alabama |
| Surname | Perkins |
| Given Name | Mary |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 26 |
| Marital Status | Married |
| Birthplace | Alabama |
| 1935 Residence (City) | Unincorporated place Ketona |
| 1935 Residence (County) | Jefferson |
| Additional Details | |
| Occupation | Maid |
| Industry | Private home |
| Class of Worker | PW |
| Hours Worked | 34 |
| Income (1939) | 240 |
| Highest Grade | No 6 |
| 1935 Residence | Same house |
| Birth State | Alabama |
| Birth Country | United States |
| Birthplace (normalized) | alabama |
| Occupation | Maid |
| Township / Ward | Unincorporated Place Ketona |
| 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.
7 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Mary | Age | Birth yr |
|---|---|---|---|---|
| Dollie Smith | Daughter | — | 27 | ~1913 |
| Mary Perkins | Daughter | — | 26 | ~1914 |
| Thomas Byrd | Head | — | 79 | ~1861 |
| Frederick Smith | Son | — | 8 | ~1932 |
| Charlie Byrd | Son | — | 17 | ~1923 |
| John Byrd | Son | — | 22 | ~1918 |
| Carrie Byrd | Spouse | — | 50 | ~1890 |
Census Appearances
1920
Jefferson, Alabama
Daughter, age 3
Jefferson, Alabama · implied b. ~1917 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Perkins |
| Given Name | Mary Lucy |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | Black |
| Age | 3 |
| Marital Status | Single |
| Birthplace | Alabama |
| Father's Birthplace | Alabama |
| Mother's Birthplace | Alabama |
| Birth State | Alabama |
| Birth Country | United States |
| Birthplace (normalized) | alabama |
1930
Jefferson, Alabama
Daughter, age 14
Jefferson, Alabama · implied b. ~1916 — 13 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Perkins |
| Given Name | Mary |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | Black |
| Age | 14 |
| Marital Status | Single |
| Birthplace | Alabama |
| Father's Birthplace | Alabama |
| Mother's Birthplace | Alabama |
| Can Read/Write | Yes |
| Birth State | Alabama |
| Birth Country | United States |
| Birthplace (normalized) | alabama |
1940
Jefferson-County, Alabama
Daughter, age 26
Jefferson-County, Alabama · implied b. ~1914 — 7 household members
| Surname | Perkins |
| Given Name | Mary |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 26 |
| Marital Status | Married |
| Birthplace | Alabama |
| 1935 Residence (City) | Unincorporated place Ketona |
| 1935 Residence (County) | Jefferson |
| Occupation | Maid |
| Industry | Private home |
| Class of Worker | PW |
| Hours Worked | 34 |
| Income (1939) | 240 |
| Highest Grade | No 6 |
| 1935 Residence | Same house |
| 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 Mary Perkins across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Thomas Byrd (~0.92 confidence) and father Tom Perkins (~0.92 confidence) and mother Amanda Perkins (~0.92 confidence) and mother Carrie Byrd (~0.92 confidence) and father Ches Perkins (~0.92 confidence) and mother Bessie Perkins (~0.92 confidence). The pedigree spans 1 generation with 6 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Thomas Byrd
b. ~1861
Source father
● Household
· direct · ~0.92
Father
Tom Perkins
b. ~1880
Source father
● Household
· direct · ~0.92
Mother
Amanda Perkins
b. ~1888
Source mother
● Household
· direct · ~0.92
Mother
Carrie Byrd
b. ~1890
Source mother
● Household
· direct · ~0.92
Father
Ches Perkins
b. ~1890
Source father
● Household
· direct · ~0.92
Mother
Bessie Perkins
b. ~1897
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Mary Perkins
Daughter · 1940 · age 26 · b. ~1914 · Alabama
★ You are viewing this record
Sibling
Dollie Smith
Sibling · 1940 · age 27
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
John Byrd
Sibling · 1940 · age 22
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Frederick Smith
Sibling · 1940 · age 8
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Charlie Byrd
Sibling · 1940 · age 17
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-t0627-00043-00768)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Sogr Johanson | 11 | Head | — | Alabama |
| 2 | Edw. W. Jr. Johanson | 2 | Son | — | Alabama |
| 3 | Lee Bush | 46 | Head | Hostler | Alabama |
| 4 | Inez Bush | 44 | Wife | Engineer | Alabama |
| 5 | Charles W. Coleman | 40 | Head | Track Foreman | Alabama |
| 6 | Annie D. Coleman | 38 | Wife | — | Alabama |
| 7 | J. R. F. Parson | 58 | Head | Conductor | Georgia |
| 8 | Alma Parson | 47 | Wife | — | Georgia |
| 9 | Bess Carter | 4 | Daughter | — | Alabama |
| 10 | Mangus Williams | 59 | Head | Truck Driver | Alabama |
| 11 | Elfa Williams | 60 | Wife | — | Alabama |
| 12 | Charles White | 32 | Son | Clerk | Alabama |
| 13 | Wilma White | 21 | Daughter | Bookkeeper | Alabama |
| 14 | Joseph E. Hewett | 46 | Head | Commissary Clerk | Alabama |
| 15 | Vistula Hewett | 43 | Wife | — | Alabama |
| 16 | Grady Reaves | 39 | Head | Car Repair Helper | Alabama |
| 17 | Mary Reaves | 34 | Wife | — | Alabama |
| 18 | Dudley Reaves | 7 | Son | — | Alabama |
| 19 | Jackie Reaves | 5 | Son | — | Alabama |
| 20 | Albert Reaves | 3 | Son | — | Alabama |
| 21 | Betty Jean Reaves | 1 | Daughter | — | Alabama |
| 22 | Luther Hill | 55 | Head | Car Repairer | Alabama |
| 23 | Essie Hill | 51 | Wife | — | Alabama |
| 24 | Carroll M. Hill | 23 | Daughter | Assorter | Alabama |
| 25 | Albert De Shazo | 41 | Head | Credit Mgr. | Alabama |
| 26 | Annie De Shazo | 41 | Wife | — | Alabama |
| 27 | Perry De Shazo | 16 | Son | — | Alabama |
| 28 | William Lee | 25 | Head | Laborer | Alabama |
| 29 | Adell Lee | 24 | Wife | Cook | Alabama |
| 30 | Henry Lee | 10 | Son | — | Alabama |
| 31 | Margaret Lee | 8 | Daughter | — | Alabama |
| 32 | Henry Howard | 41 | Head | Laborer | Alabama |
| 33 | Jessie Mae Howard | 40 | Wife | — | Alabama |
| 34 | Thomas Byrd | 79 | Head | Maid | Georgia |
| 35 | Carrie Byrd | 50 | Wife | — | Alabama |
| 36 | John Byrd | 22 | Son | Laborer | Alabama |
| 37 | Charlie Byrd | 17 | Son | — | Alabama |
| 38 | Mary Perkins THIS PERSON | 26 | Daughter | Maid | Alabama |
| 39 | Dollie Smith | 27 | Daughter | Maid | Alabama |
| 40 | Frederick Smith | 8 | Son | — | Alabama |
Pedigree Summary
Mary + 4 siblings
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)