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Mary Lee — 1940 US Census Record
Model Tree available1940 United States Federal Census · Bolivar-County, Mississippi
Our Model Tree links this Mary Lee across the 1920, 1930 and 1940 US Censuses in Bolivar-County, Mississippi (XGBoost, ~Confirmed), with identified parents Albert & Harry — first a head (b.~1916), then head of a 3-person household.
Age 24
b. ~1916
Female
Head
Born: Mississippi
Widowed
1940 Census Record Details
| Census Year | 1940 |
| Location | Bolivar-County, Mississippi |
| Surname | Lee |
| Given Name | Mary |
| Relationship to Head | Head |
| Sex | F |
| Color / Race | Black |
| Age | 24 |
| Marital Status | Widowed |
| Birthplace | Mississippi |
| 1935 Residence (City) | Beat 4 |
| 1935 Residence (County) | Bolivar |
| Additional Details | |
| Occupation | operator |
| Industry | Farm |
| Class of Worker | OA |
| Hours Worked | 40 |
| Income (1939) | 127 |
| Highest Grade | No 9 |
| 1935 Residence | Same place |
| Birth State | Mississippi |
| Birth Country | United States |
| Birthplace (normalized) | mississippi |
| Occupation | Operator |
| Township / Ward | Beat 4 |
| Est. Birth Year | ~1916 |
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.
3 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Mary | Age | Birth yr |
|---|---|---|---|---|
| Daisy Bradley | Daughter | — | 3 | ~1937 |
| Mary Lee | Head | — | 24 | ~1916 |
| James Townsend | Son | — | 7 | ~1933 |
Census Appearances
1920
Bolivar, Mississippi
Daughter, age 1
Bolivar, Mississippi · implied b. ~1919 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Lee |
| Given Name | Mary |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | Black |
| Age | 1 |
| Marital Status | Single |
| Birthplace | Mississippi |
| Father's Birthplace | Louisiana |
| Mother's Birthplace | Mississippi |
| Can Read | No |
| Can Write | No |
| Speaks English | Yes |
| Birth State | Mississippi |
| Birth Country | United States |
| Birthplace (normalized) | mississippi |
1930
Bolivar, Mississippi
Daughter, age 12
Bolivar, Mississippi · implied b. ~1918 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Lee |
| Given Name | Mary |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | Black |
| Age | 12 |
| Marital Status | Single |
| Birthplace | Mississippi |
| Father's Birthplace | Louisiana |
| Mother's Birthplace | Mississippi |
| Occupation | Laborer |
| Industry | Farm |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | Mississippi |
| Birth Country | United States |
| Birthplace (normalized) | mississippi |
1940
Bolivar-County, Mississippi
Head, age 24
Bolivar-County, Mississippi · implied b. ~1916 — 3 household members
| Surname | Lee |
| Given Name | Mary |
| Relationship to Head | Head |
| Sex | F |
| Color / Race | Black |
| Age | 24 |
| Marital Status | Widowed |
| Birthplace | Mississippi |
| 1935 Residence (City) | Beat 4 |
| 1935 Residence (County) | Bolivar |
| Occupation | operator |
| Industry | Farm |
| Class of Worker | OA |
| Hours Worked | 40 |
| Income (1939) | 127 |
| Highest Grade | No 9 |
| 1935 Residence | Same place |
| Birth State | Mississippi |
| Birth Country | United States |
| Birthplace (normalized) | mississippi |
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 Albert Lee (~0.92 confidence) and father Harry Lee (~0.92 confidence). The pedigree spans 1 generation with 2 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Albert Lee
b. ~1892
Source father
● Household
· direct · ~0.92
Father
Harry Lee
b. ~1888
Source father
● Household
· direct · ~0.92
This person
Anchor record
Mary Lee
Head · 1940 · age 24 · b. ~1916 · Mississippi
★ 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 — Bolivar-County, Mississippi
Open full size
1940 US Federal Census — Bolivar-County, Mississippi
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-02010-00578)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Emma Lee | 33 | Wife | — | Mississippi |
| 2 | Virgie Lee | 50 | Head | Operator | Mississippi |
| 3 | Catherine Lee | 20 | daughter | Day Labour | Mississippi |
| 4 | Mary Lee THIS PERSON | 24 | Head | Operator | Mississippi |
| 5 | James Townsend | 7 | Son | — | Arkansas |
| 6 | Daisy Bradley | 3 | daughter | — | Mississippi |
| 7 | Willie Lee | 19 | Head | Operator | Mississippi |
| 8 | Bessie Mae Lee | 17 | Wife | — | Mississippi |
| 9 | Jennie Strong | 17 | Head | Operator | Mississippi |
| 10 | B. R. Wilson | 73 | Head | Operator | Mississippi |
| 11 | Ima Wilson | 72 | Wife | — | Mississippi |
| 12 | B. A. Wilson | 36 | Son | Day Labour | Mississippi |
| 13 | J. O. Wilson | 33 | Son | Day Labour | Mississippi |
| 14 | Lurdine Wilson | 30 | daughter | — | Mississippi |
| 15 | Levi Roberts | 21 | Head | Operator | Mississippi |
| 16 | Lovie Z. Roberts | 16 | Wife | — | Mississippi |
| 17 | Nelli L. Roberts | 2 | Son | — | Mississippi |
| 18 | C. M. Wilson | 38 | Head | Operator | Mississippi |
| 19 | Sophie Wilson | 30 | Wife | — | Mississippi |
| 20 | Freddie Wilson | 13 | Son | — | Mississippi |
| 21 | Geraldine Wilson | 9 | daughter | — | Mississippi |
| 22 | J. H. Avritt | 60 | Head | Operator | Alabama |
| 23 | Lucy Avritt | 57 | Wife | — | Alabama |
| 24 | Minnie L. Avritt | 26 | daughter | — | Alabama |
| 25 | Ninnie D. Avritt | 26 | daughter | — | Alabama |
| 26 | Lattie Mae Avritt | 23 | daughter | — | Alabama |
| 27 | Alvin E. Avritt | 20 | Son | Day Labour | Alabama |
| 28 | C. E. Greer | 26 | Head | Day Labour | Mississippi |
| 29 | Junie L. Greer | 25 | Wife | — | Mississippi |
| 30 | Earnestine Greer | 4 | daughter | — | Mississippi |
| 31 | Celia Greer | 3 | daughter | — | Mississippi |
| 32 | Varn Greer | 31 | Head | Day Labour | Mississippi |
| 33 | Nannie Greer | 24 | daughter | — | Mississippi |
| 34 | Janet Greer | 5 | daughter | — | Mississippi |
| 35 | Milton Greer | 3 | Son | — | Mississippi |
| 36 | Thomas E. Greer | 1 | Son | — | Mississippi |
| 37 | Jessie Wells | 38 | Head | Day Labour | Mississippi |
| 38 | John Harris | 28 | Head | Day Labour | Mississippi |
| 39 | Charlie Harris | 25 | Wife | — | Mississippi |
| 40 | Pearline C. Harris | 11 | daughter | — | Mississippi |
Pedigree Summary
Mary
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)