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Mary Lee — 1940 US Census Record
Model Tree available1940 United States Federal Census · Jefferson-County, Alabama
Our Model Tree links this Mary Lee across the 1920, 1930 and 1940 US Censuses in Jefferson-County, Alabama (XGBoost, ~Confirmed), with identified parents William & Bessie — first a daughter (b.~1902), then head of a 6-person household.
Age 38
b. ~1902
Female
Daughter
Born: Alabama
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Jefferson-County, Alabama |
| Surname | Lee |
| Given Name | Mary L. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 38 |
| Marital Status | Single |
| Birthplace | Alabama |
| 1935 Residence (City) | Birmingham |
| 1935 Residence (County) | Jefferson |
| Additional Details | |
| Occupation | Stenographer |
| Industry | Seaboard Railway Co. |
| Class of Worker | PW |
| Hours Worked | 44 |
| Income (1939) | 1560 |
| Highest Grade | H-4 |
| 1935 Residence | Same place |
| Birth State | Alabama |
| Birth Country | United States |
| Birthplace (normalized) | alabama |
| Occupation | Stenographer |
| Township / Ward | Birmingham |
| Est. Birth Year | ~1902 |
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.
6 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Mary | Age | Birth yr |
|---|---|---|---|---|
| Mary Lee | Daughter | — | 38 | ~1902 |
| Sara Lee | Daughter | — | 20 | ~1920 |
| Bessie Lee | Head | — | 56 | ~1884 |
| G Pardue | Other | — | 67 | ~1873 |
| Mary Stegall | Other | — | 65 | ~1875 |
| Wilson Lee | Son | — | 25 | ~1915 |
Census Appearances
1920
Jefferson, Alabama
Daughter, age 18
Jefferson, Alabama · implied b. ~1902 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Lee |
| Given Name | Mary L |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 18 |
| Marital Status | Single |
| Birthplace | Alabama |
| Father's Birthplace | Georgia |
| Mother's Birthplace | Alabama |
| Occupation | none |
| Can Read | No |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Alabama |
| Birth Country | United States |
| Birthplace (normalized) | alabama |
1930
Jefferson, Alabama
Daughter, age 28
Jefferson, Alabama · implied b. ~1902 — 8 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Lee |
| Given Name | Mary L |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 28 |
| Marital Status | Single |
| Birthplace | Alabama |
| Father's Birthplace | Georgia |
| Mother's Birthplace | Alabama |
| Occupation | Stenographer |
| Industry | Steam Rail Road |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | Alabama |
| Birth Country | United States |
| Birthplace (normalized) | alabama |
1940
Jefferson-County, Alabama
Daughter, age 38
Jefferson-County, Alabama · implied b. ~1902 — 6 household members
| Surname | Lee |
| Given Name | Mary L. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 38 |
| Marital Status | Single |
| Birthplace | Alabama |
| 1935 Residence (City) | Birmingham |
| 1935 Residence (County) | Jefferson |
| Occupation | Stenographer |
| Industry | Seaboard Railway Co. |
| Class of Worker | PW |
| Hours Worked | 44 |
| Income (1939) | 1560 |
| Highest Grade | H-4 |
| 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 Mary Lee across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father William Lee (~0.92 confidence) and mother Bessie Lee (~0.92 confidence). The pedigree spans 1 generation with 2 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
William Lee
b. ~1874
Source father
● Household
· direct · ~0.92
Mother
Bessie Lee
b. ~1885
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Mary Lee
Daughter · 1940 · age 38 · b. ~1902 · Alabama
★ You are viewing this record
Sibling
Sara Lee
Sibling · 1940 · age 20
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Wilson Lee
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-t0627-00095-00330)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | L. R. Sabiston | 30 | Brother-in-law | — | N. Carolina |
| 2 | Charles L. Askew | 37 | Head | Stock Clerk | Alabama |
| 3 | Clovis Askew | 33 | Wife | — | Alabama |
| 4 | Chas. Jr. Askew | 15 | Son | — | Alabama |
| 5 | Raymond Askew | 4 | Son | — | Alabama |
| 6 | Solomon J. White | 57 | Head | Building Contractor | Alabama |
| 7 | Annie White | 53 | Wife | — | Alabama |
| 8 | Colton Merck | 50 | Head | — | Georgia |
| 9 | Mamie Merck | 50 | Wife | — | Georgia |
| 10 | Martha Merck | 19 | Daughter | Switch Board Operator | Georgia |
| 11 | Caroline Merck | 13 | Daughter | — | Georgia |
| 12 | Dan E. Merck | 10 | Son | — | Alabama |
| 13 | Wendell K. Merck | 23 | Son | Sign Painter | Georgia |
| 14 | Edna L. Merck | 23 | Daughter-in-law | — | Alabama |
| 15 | Wendell K. Merck | 3 | Grand Son | — | Alabama |
| 16 | Barbara Ann Merck | 1 | Grand daughter | — | Alabama |
| 17 | W. L. Conway | 74 | Head | Grocer | Alabama |
| 18 | Annie Conway | 65 | Wife | — | Alabama |
| 19 | Extra Line Conway | None | — | — | — |
| 20 | J. A. Karnes | 59 | Head | — | W. Virginia |
| 21 | J. E. Hudson | 29 | Son-in-law | Stock Clerk | Alabama |
| 22 | Mary Hudson | 27 | Daughter | Bookkeeper | Alabama |
| 23 | J. R. Helmes | 40 | Head | Bookkeeper | Alabama |
| 24 | Nell Helmes | 35 | Wife | Stenographer | Alabama |
| 25 | Austin Jr. Helmes | 10 | Son | — | Alabama |
| 26 | John A. Loyd | 47 | Head | Truck Driver | Alabama |
| 27 | Mary Anne Loyd | 40 | Wife | — | Alabama |
| 28 | Cecil E. Loyd | 18 | Son | Clerk | Alabama |
| 29 | John F. Kline | 37 | Head | Machinist | Alabama |
| 30 | Lena Inez Kline | 30 | Wife | — | Alabama |
| 31 | Charles Kline | 11 | Son | — | Alabama |
| 32 | Alonzo Jacobs | 71 | Head | Bookkeeper | Alabama |
| 33 | Bessie C. Lee | 56 | Head | — | Alabama |
| 34 | Mary L. Lee THIS PERSON | 38 | Daughter | Stenographer | Alabama |
| 35 | Wilson Jr. Lee | 25 | Son | Time Keeper | Alabama |
| 36 | Sara Frances Lee | 20 | Daughter | — | Alabama |
| 37 | G. D. Pardue | 67 | Brother | — | S. Carolina |
| 38 | Mary L. Stegall | 65 | Sister | — | S. Carolina |
| 39 | Etha Alberson | 51 | Head | — | Alabama |
| 40 | Ernest Brown | 26 | Head | Grocery Clerk | Georgia |
Related Census Records
Pedigree Summary
Mary + 2 siblings
Gen 1 · 2 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)