MC
Mary Chapman — 1940 US Census Record
Model Tree available1940 United States Federal Census · Tipton-County, Tennessee
Our Model Tree links this Mary Chapman across the 1920, 1930 and 1940 US Censuses in Tipton-County, Tennessee (XGBoost, ~Confirmed), with identified parents Walter & Joe — first a daughter (b.~1918), then head of a 7-person household.
Age 22
b. ~1918
Female
Daughter
Born: Tennessee
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Tipton-County, Tennessee |
| Surname | Chapman |
| Given Name | Mary Sue |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 22 |
| Marital Status | Single |
| Birthplace | Tennessee |
| 1935 Residence (City) | R |
| 1935 Residence (County) | Tipton |
| Additional Details | |
| Occupation | Farm laborer |
| Industry | Farm |
| Class of Worker | PW |
| Hours Worked | 20 |
| Income (1939) | 0 |
| Highest Grade | No 8 |
| 1935 Residence | Tennessee |
| Birth State | Tennessee |
| Birth Country | United States |
| Birthplace (normalized) | tennessee |
| Occupation | Farm Laborer |
| Township / Ward | Civil District No 1 |
| Est. Birth Year | ~1918 |
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 |
|---|---|---|---|---|
| Mary Chapman | Daughter | — | 22 | ~1918 |
| Dottie Chapman | Daughter | — | 20 | ~1920 |
| Nora Chapman | Daughter | — | 17 | ~1923 |
| Harry Chapman | Head | — | 43 | ~1897 |
| James Chapman | Son | — | 14 | ~1926 |
| Vinnie Chapman | Son | — | 7 | ~1933 |
| Fannie Chapman | Spouse | — | 40 | ~1900 |
Census Appearances
1920
Tipton, Tennessee
Daughter, age 2
Tipton, Tennessee · implied b. ~1918 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Chapman |
| Given Name | Mary J |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 2 |
| Marital Status | Single |
| Birthplace | Tennessee |
| Father's Birthplace | Tennessee |
| Mother's Birthplace | Tennessee |
| Occupation | none |
| Birth State | Tennessee |
| Birth Country | United States |
| Birthplace (normalized) | tennessee |
1930
Tipton, Tennessee
Daughter, age 12
Tipton, Tennessee · implied b. ~1918 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Chapman |
| Given Name | Mary E. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 12 |
| Marital Status | Single |
| Birthplace | Tennessee |
| Father's Birthplace | Tennessee |
| Mother's Birthplace | Tennessee |
| Can Read/Write | Yes |
| Birth State | Tennessee |
| Birth Country | United States |
| Birthplace (normalized) | tennessee |
1940
Tipton-County, Tennessee
Daughter, age 22
Tipton-County, Tennessee · implied b. ~1918 — 7 household members
| Surname | Chapman |
| Given Name | Mary Sue |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 22 |
| Marital Status | Single |
| Birthplace | Tennessee |
| 1935 Residence (City) | R |
| 1935 Residence (County) | Tipton |
| Occupation | Farm laborer |
| Industry | Farm |
| Class of Worker | PW |
| Hours Worked | 20 |
| Income (1939) | 0 |
| Highest Grade | No 8 |
| 1935 Residence | Tennessee |
| 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 Chapman across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Walter Chapman (~0.82 confidence) and father Joe Chapman (~0.92 confidence) and mother Lillie Chapman (~0.82 confidence) and mother Mary Chapman (~0.92 confidence) and father Harry Chapman (~0.92 confidence) and mother Fannie Chapman (~0.92 confidence). The pedigree spans 2 generations with 6 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.89
Father
Walter Chapman
b. ~1867
Source father>father
● Household
· direct · ~0.82
Father
Joe Chapman
b. ~1878
Source father
● Household
· direct · ~0.92
Mother
Lillie Chapman
b. ~1878
Source father>mother
● Household
· direct · ~0.82
Mother
Mary Chapman
b. ~1884
Source mother
● Household
· direct · ~0.92
Father
Harry Chapman
b. ~1897
Source father
● Household
· direct · ~0.92
Mother
Fannie Chapman
b. ~1900
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Mary Chapman
Daughter · 1940 · age 22 · b. ~1918 · Tennessee
★ You are viewing this record
Sibling
James Chapman
Sibling · 1940 · age 14
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Dottie Chapman
Sibling · 1940 · age 20
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Vinnie Chapman
Sibling · 1940 · age 7
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Nora Chapman
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 — Tipton-County, Tennessee
Open full size
1940 US Federal Census — Tipton-County, Tennessee
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-03940-00128)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Jim | 85 | Father | — | Mississippi |
| 42 | Floyd Smith | 35 | Head | Painter | Tennessee |
| 43 | Opal Smith | 36 | Wife | — | Tennessee |
| 44 | Eugene Smith | 13 | Son | — | Tennessee |
| 45 | Mary J. Smith | 10 | Daughter | — | Tennessee |
| 46 | Fay Smith | 7 | Daughter | — | Tennessee |
| 47 | Malcolm Smith | 2 | Son | — | Tennessee |
| 48 | Ed Whitehome | 54 | Head | Farmer | Tennessee |
| 49 | Cora Whitehome | 54 | Wife | — | Tennessee |
| 50 | Junie Hall | 52 | Head | Farmer | Tennessee |
| 51 | Bertha Hall | 42 | Wife | — | Tennessee |
| 52 | George Hall | 17 | Son | Farm Laborer | Tennessee |
| 53 | David Hall | 15 | Son | Farm Laborer | Tennessee |
| 54 | Clifford Hall | 19 | Head | Farm Laborer | Tennessee |
| 55 | Paris Hall | 20 | Wife | — | Tennessee |
| 56 | Robert Glenn | 44 | Head | Farmer | Tennessee |
| 57 | Ethel Glenn | 42 | Wife | — | Tennessee |
| 58 | Kathrin Glenn | 15 | Daughter | — | Tennessee |
| 59 | Bobbie Glenn | 6 | Son | — | Tennessee |
| 60 | Drummond Shire | 34 | Head | Farmer | Illinois |
| 61 | Alma Shire | 26 | Wife | — | Tennessee |
| 62 | Mary Alice Shire | 9 | Daughter | — | Tennessee |
| 63 | Thurrell Shire | 7 | Son | — | Tennessee |
| 64 | Annie B. Shire | 4 | Daughter | — | Tennessee |
| 65 | Alma Jean Shire | 0 | Daughter | — | Tennessee |
| 66 | Harry Chapman | 43 | Head | Farmer | Tennessee |
| 67 | Fannie L. Chapman | 40 | Wife | — | Tennessee |
| 68 | Mary Sue Chapman THIS PERSON | 22 | Daughter | Farm Laborer | Tennessee |
| 69 | Dottie M. Chapman | 20 | Daughter | Farm Laborer | Tennessee |
| 70 | Nora L. Chapman | 17 | Daughter | Farm Laborer | Tennessee |
| 71 | James W. Chapman | 14 | Son | — | Tennessee |
| 72 | Vinnie Lou Chapman | 7 | Son | — | Tennessee |
| 73 | Ed Smith | 78 | Head | Farmer | Tennessee |
| 74 | Lillie Smith | 66 | Wife | — | Tennessee |
| 75 | Willie P. Smith | 43 | Son | — | Tennessee |
| 76 | Farmer Smith | 36 | Son | Farm Laborer | Tennessee |
| 77 | Ionie Smith | 20 | Daughter | — | Tennessee |
| 78 | Ryan George Jr. Smith | 7 | Son | — | Tennessee |
| 79 | Robert Moody | 71 | Head | Farmer | Tennessee |
| 80 | Nettie Moody | 50 | Wife | — | Tennessee |
Pedigree Summary
Mary + 4 siblings
Gen 1 · 4 parents
~0.92
Gen 2 · 2 grandparents
~0.82
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)