RD
Roy Davis — 1940 US Census Record
Model Tree available1940 United States Federal Census · Lawrence-County, Tennessee
Our Model Tree links this Roy Davis across the 1910, 1920, 1930 and 1940 US Censuses in Lawrence-County, Tennessee (XGBoost, ~Confirmed), with identified parents Frank & James — first a head (b.~1908), then head of a 3-person household.
Age 32
b. ~1908
Male
Head
Born: Tennessee
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Lawrence-County, Tennessee |
| Surname | Davis |
| Given Name | Roy |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 32 |
| Marital Status | Married |
| Birthplace | Tennessee |
| 1935 Residence (City) | 12th Civil Dist |
| 1935 Residence (County) | Lawrence |
| Additional Details | |
| Occupation | Laborer |
| Industry | Saw mill |
| Class of Worker | PW |
| Hours Worked | 3 |
| Income (1939) | 988 |
| Highest Grade | G 7 |
| 1935 Residence | Same place |
| Birth State | Tennessee |
| Birth Country | United States |
| Birthplace (normalized) | tennessee |
| Occupation | Laborer |
| Township / Ward | 12Th Civil Dist |
| 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 Roy | Age | Birth yr |
|---|---|---|---|---|
| Roy Davis | Head | — | 32 | ~1908 |
| Basil Davis | Son | — | 9 | ~1931 |
| Nina Davis | Spouse | — | 33 | ~1907 |
Census Appearances
Son, age 1
Lawrence, Tennessee · implied b. ~1909 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Davis |
| Given Name | Ray |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 1 |
| 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 |
1920
Lawrence, Tennessee
Son, age 10
Lawrence, Tennessee · implied b. ~1910 — 8 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Davis |
| Given Name | Roy |
| Relationship to Head | son |
| Sex | M |
| Color / Race | White |
| Age | 10 |
| Marital Status | Single |
| Birthplace | Tennessee |
| Father's Birthplace | Tennessee |
| Mother's Birthplace | Tennessee |
| Occupation | Home |
| Industry | Helper |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Tennessee |
| Birth Country | United States |
| Birthplace (normalized) | tennessee |
1930
Lawrence, Tennessee
Head, age 21
Lawrence, Tennessee · implied b. ~1909 — 2 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Davis |
| Given Name | Roy |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 21 |
| Marital Status | Married |
| Birthplace | Tennessee |
| Age at First Marriage | 21 |
| Father's Birthplace | Tennessee |
| Mother's Birthplace | Tennessee |
| Occupation | Labor |
| Industry | Timber Cutter |
| Class of Worker | W |
| Can Read/Write | Yes |
| Veteran | R |
| Birth State | Tennessee |
| Birth Country | United States |
| Birthplace (normalized) | tennessee |
1940
Lawrence-County, Tennessee
Head, age 32
Lawrence-County, Tennessee · implied b. ~1908 — 3 household members
| Surname | Davis |
| Given Name | Roy |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 32 |
| Marital Status | Married |
| Birthplace | Tennessee |
| 1935 Residence (City) | 12th Civil Dist |
| 1935 Residence (County) | Lawrence |
| Occupation | Laborer |
| Industry | Saw mill |
| Class of Worker | PW |
| Hours Worked | 3 |
| Income (1939) | 988 |
| Highest Grade | G 7 |
| 1935 Residence | Same place |
| 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 Roy Davis across 4 US Census years (1910, 1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Frank Davis (~0.92 confidence) and father James Davis (~0.92 confidence) and mother Martha Davis (~0.92 confidence) and mother Willie Davis (~0.92 confidence). The pedigree spans 1 generation with 4 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Frank Davis
b. ~1879
Source father
● Household
· direct · ~0.92
Father
James Davis
b. ~1884
Source father
● Household
· direct · ~0.92
Mother
Martha Davis
b. ~1885
Source mother
● Household
· direct · ~0.92
Mother
Willie Davis
b. ~1888
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Roy Davis
Head · 1940 · age 32 · b. ~1908 · Tennessee
★ 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 — Lawrence-County, Tennessee
Open full size
1940 US Federal Census — Lawrence-County, Tennessee
Page Contents
33 people indexed on this census page (nara:1940:m-t0627-03912-00723)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Lois Davis | 13 | Daughter | — | Tennessee |
| 2 | James Davis | 5 | Son | — | Tennessee |
| 3 | Rogers Davis | 2 | Son | — | Tennessee |
| 4 | Lonnie D. Rosson | 25 | Head | Farmer | Tennessee |
| 5 | Delcie Rosson | 21 | Wife | — | Tennessee |
| 6 | Della Mae Rosson | 0 | Daughter | — | Tennessee |
| 7 | Howard Williams | 24 | Head | Laborer | Alabama |
| 8 | Annie Williams | 24 | Wife | — | Tennessee |
| 9 | Gladys Williams | 2 | Daughter | — | Tennessee |
| 10 | Elizabeth Williams | 1 | Daughter | — | Tennessee |
| 11 | Roy Davis THIS PERSON | 32 | Head | Laborer | Tennessee |
| 12 | Nina Davis | 33 | Wife | — | Tennessee |
| 13 | Basil Davis | 9 | Son | — | Tennessee |
| 14 | C. H. Brock | 76 | Head | — | Tennessee |
| 15 | Nancy Brock | 73 | Wife | — | Tennessee |
| 16 | Laura Brock | 54 | Daughter | — | Tennessee |
| 17 | Joe Brock | 51 | Son | Laborer | Tennessee |
| 18 | Martha Brock | 48 | Daughter | Laborer | Tennessee |
| 19 | Rosa Brock | 46 | Daughter | Laborer | Tennessee |
| 20 | John Brock | 35 | Son | Laborer | Tennessee |
| 21 | Etta Brock | 32 | Daughter | — | Tennessee |
| 22 | J. L. Tripp | 41 | Head | Farmer | Tennessee |
| 23 | Flora Tripp | 34 | Wife | — | Tennessee |
| 24 | C. T. Upright | 60 | Head | Farmer | Indiana |
| 25 | E. O. Tripp | 36 | Head | Farmer | Tennessee |
| 26 | Clessie Tripp | 32 | Wife | — | Oklahoma |
| 27 | Margaret Tripp | 14 | Daughter | — | Tennessee |
| 28 | Lorrine Tripp | 12 | Daughter | — | Tennessee |
| 29 | Dorothy Tripp | 9 | Daughter | — | Tennessee |
| 30 | Thelma Tripp | 3 | Daughter | — | Tennessee |
| 31 | Velma Tripp | 3 | Daughter | — | Tennessee |
| 32 | Fannie Marlow | 67 | Head | — | Tennessee |
| 33 | Junior Marlow | 12 | Grandson | — | Tennessee |
Related Census Records
Pedigree Summary
Roy
Gen 1 · 4 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)