MN
Mary Nelson — 1940 US Census Record
Model Tree available1940 United States Federal Census · Madison-County, Tennessee
Our Model Tree links this Mary Nelson across the 1920, 1930 and 1940 US Censuses in Madison-County, Tennessee (XGBoost, ~Confirmed), with identified parents Lonny & L — first a daughter (b.~1908), then head of a 3-person household.
Age 32
b. ~1908
Female
Daughter
Born: Tennessee
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Madison-County, Tennessee |
| Surname | Nelson |
| Given Name | Mary |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 32 |
| Marital Status | Single |
| Birthplace | Tennessee |
| 1935 Residence (City) | Jackson |
| 1935 Residence (County) | Madison |
| Additional Details | |
| Occupation | Telephone operator |
| Industry | Telephone Company |
| Class of Worker | PW |
| Hours Worked | 42 |
| Income (1939) | 750 |
| Highest Grade | Hs 4 |
| 1935 Residence | Same house |
| Birth State | Tennessee |
| Birth Country | United States |
| Birthplace (normalized) | tennessee |
| Occupation | Telephone Operator |
| Township / Ward | Jackson |
| Est. Birth Year | ~1908 |
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 |
|---|---|---|---|---|
| Grace Nelson | Daughter | — | 33 | ~1907 |
| Mary Nelson | Daughter | — | 32 | ~1908 |
| L Nelson | Head | — | 53 | ~1887 |
Census Appearances
1920
Madison, Tennessee
Daughter, age 10
Madison, Tennessee · implied b. ~1910 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Nelson |
| Given Name | Mary |
| Relationship to Head | daughter |
| Sex | F |
| Color / Race | White |
| Age | 10 |
| Marital Status | Single |
| Birthplace | Tennessee |
| Father's Birthplace | Tennessee |
| Mother's Birthplace | Tennessee |
| Occupation | none |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Tennessee |
| Birth Country | United States |
| Birthplace (normalized) | tennessee |
1930
Madison, Tennessee
Daughter, age 21
Madison, Tennessee · implied b. ~1909 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Nelson |
| Given Name | Mary |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 21 |
| Marital Status | Single |
| Birthplace | Tennessee |
| Father's Birthplace | Tennessee |
| Mother's Birthplace | Tennessee |
| Occupation | Operator |
| Industry | Telephone |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | Tennessee |
| Birth Country | United States |
| Birthplace (normalized) | tennessee |
1940
Madison-County, Tennessee
Daughter, age 32
Madison-County, Tennessee · implied b. ~1908 — 3 household members
| Surname | Nelson |
| Given Name | Mary |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 32 |
| Marital Status | Single |
| Birthplace | Tennessee |
| 1935 Residence (City) | Jackson |
| 1935 Residence (County) | Madison |
| Occupation | Telephone operator |
| Industry | Telephone Company |
| Class of Worker | PW |
| Hours Worked | 42 |
| Income (1939) | 750 |
| Highest Grade | Hs 4 |
| 1935 Residence | Same house |
| Birth State | Tennessee |
| Birth Country | United States |
| Birthplace (normalized) | tennessee |
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 Nelson across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Lonny Nelson (~0.92 confidence) and mother L Nelson (~0.92 confidence) and mother Nannie Nelson (~0.92 confidence). The pedigree spans 1 generation with 3 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Lonny Nelson
b. ~1885
Source father
● Household
· direct · ~0.92
Mother
L Nelson
b. ~1887
Source mother
● Household
· direct · ~0.92
Mother
Nannie Nelson
b. ~1887
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Mary Nelson
Daughter · 1940 · age 32 · b. ~1908 · Tennessee
★ You are viewing this record
Sibling
Grace Nelson
Sibling · 1940 · age 33
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 — Madison-County, Tennessee
Open full size
1940 US Federal Census — Madison-County, Tennessee
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-03918-00066)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Mary E. Craig | 40 | Wife | — | Mississippi |
| 2 | Billy Clark Craig | 16 | Son | — | Tennessee |
| 3 | Willie Butler | 32 | Head | Laborer | Alabama |
| 4 | Ellen Butler | 33 | Wife | Housewife | Tennessee |
| 5 | Kelcie Butler | 10 | Daughter | — | Tennessee |
| 6 | Amanda Small | 59 | Mother-in-law | — | Tennessee |
| 7 | Annie Rowell | 63 | Head | Housewife | Mississippi |
| 8 | Ann Rowell | 24 | Daughter | Waitress | Mississippi |
| 9 | James Dismuke | 7 | Boarder | — | Florida |
| 10 | Johnnie B. Porter | 29 | Head | Carpenter | Tennessee |
| 11 | Elna Porter | 24 | Wife | Housewife | Tennessee |
| 12 | Alma Louise Porter | 5 | Daughter | — | Tennessee |
| 13 | Melva Sue Porter | 2 | Daughter | — | Tennessee |
| 14 | William D. Stegall | 25 | Head | Laborer | Tennessee |
| 15 | Jettie Stegall | 24 | Wife | Housewife | Tennessee |
| 16 | Mary Lou Stegall | 5 | Daughter | — | Tennessee |
| 17 | Donna Sue Stegall | 5 | Daughter | — | Tennessee |
| 18 | Annabelle Stegall | 3 | Daughter | — | Tennessee |
| 19 | William David Stegall | 2 | Son | — | Tennessee |
| 20 | Tom E. Devault | 74 | Head | — | Tennessee |
| 21 | Effie Devault | 70 | Wife | — | Tennessee |
| 22 | Jerome Stubblefield | 27 | Head | Laborer | Tennessee |
| 23 | Pearl Stubblefield | 29 | Wife | Housewife | Tennessee |
| 24 | Delia Ann Stubblefield | 6 | Daughter | — | Tennessee |
| 25 | Yvonne Stubblefield | 3 | Daughter | — | Tennessee |
| 26 | L. L. Mrs. Nelson | 53 | Head | Housekeeper | Tennessee |
| 27 | Grace Nelson | 33 | Daughter | Telephone Operator | Tennessee |
| 28 | Mary Nelson THIS PERSON | 32 | Daughter | Telephone Operator | Tennessee |
| 29 | Lloyd Rushing | 30 | Head | Grocery Clerk | Tennessee |
| 30 | Beatrice Rushing | 29 | Wife | Clerk | Mississippi |
| 31 | S. C. Mrs. Oliver | 72 | Head | Grocery Clerk | Tennessee |
| 32 | Ida May Oliver | 57 | Step daughter | Laborer | Tennessee |
| 33 | Rufus Buckingham | 73 | Head | — | Tennessee |
| 34 | Katie Buckingham | 75 | Wife | Housewife | Texas |
| 35 | John H. Jones | 50 | Head | Car Repairer | Tennessee |
| 36 | Myrta Jones | 42 | Wife | Housewife | Tennessee |
| 37 | Dantaz Olene Jones | 16 | Daughter | Student | Tennessee |
| 38 | Elmer Patterson | 34 | Head | Laborer | Tennessee |
| 39 | Gertha Patterson | 34 | Wife | Housewife | Tennessee |
| 40 | Ray Thomas Patterson | 11 | Son | — | Tennessee |
Related Census Records
Pedigree Summary
Mary + 1 sibling
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)