JD
James Davis — 1940 US Census Record
Model Tree available1940 United States Federal Census · Smith-County, Tennessee
Our Model Tree links this James Davis across the 1920, 1930 and 1940 US Censuses in Smith-County, Tennessee (XGBoost, ~Confirmed), with identified parents Chas & Charlie — first a head (b.~1912), then head of a 4-person household.
Age 28
b. ~1912
Male
Head
Born: Tennessee
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Smith-County, Tennessee |
| Surname | Davis |
| Given Name | James M. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 28 |
| Marital Status | Married |
| Birthplace | Tennessee |
| 1935 Residence (City) | Carthage |
| 1935 Residence (County) | Smith |
| Additional Details | |
| Occupation | Truck Driver |
| Industry | Freight & Express |
| Class of Worker | PW |
| Hours Worked | 30 |
| Income (1939) | 820 |
| Highest Grade | H 4 |
| 1935 Residence | Same place |
| Birth State | Tennessee |
| Birth Country | United States |
| Birthplace (normalized) | tennessee |
| Occupation | Truck Driver |
| Township / Ward | Carthage |
| Est. Birth Year | ~1912 |
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.
4 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to James | Age | Birth yr |
|---|---|---|---|---|
| Diane Davis | Daughter | — | 3 | ~1937 |
| James Davis | Head | — | 28 | ~1912 |
| Gene Davis | Son | — | 7 | ~1933 |
| Brittian Davis | Spouse | — | 26 | ~1914 |
Census Appearances
1920
Smith, Tennessee
Son, age 7
Smith, Tennessee · implied b. ~1913 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Davis |
| Given Name | James M |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 7 |
| Marital Status | Single |
| Birthplace | Tennessee |
| Father's Birthplace | Tennessee |
| Mother's Birthplace | Tennessee |
| Birth State | Tennessee |
| Birth Country | United States |
| Birthplace (normalized) | tennessee |
1930
Smith, Tennessee
Son, age 18
Smith, Tennessee · implied b. ~1912 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Davis |
| Given Name | James M. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 18 |
| 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
Smith-County, Tennessee
Head, age 28
Smith-County, Tennessee · implied b. ~1912 — 4 household members
| Surname | Davis |
| Given Name | James M. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 28 |
| Marital Status | Married |
| Birthplace | Tennessee |
| 1935 Residence (City) | Carthage |
| 1935 Residence (County) | Smith |
| Occupation | Truck Driver |
| Industry | Freight & Express |
| Class of Worker | PW |
| Hours Worked | 30 |
| Income (1939) | 820 |
| Highest Grade | H 4 |
| 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 James Davis across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Chas Davis (~0.92 confidence) and father Charlie Davis (~0.92 confidence) and mother Pearl Davis (~0.92 confidence). The pedigree spans 1 generation with 3 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Chas Davis
b. ~1886
Source father
● Household
· direct · ~0.92
Father
Charlie Davis
b. ~1885
Source father
● Household
· direct · ~0.92
Mother
Pearl Davis
b. ~1885
Source mother
● Household
· direct · ~0.92
This person
Anchor record
James Davis
Head · 1940 · age 28 · b. ~1912 · 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 — Smith-County, Tennessee
Open full size
1940 US Federal Census — Smith-County, Tennessee
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-03936-00029)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Mary H Petross | 25 | Wife | Checker | Tennessee |
| 42 | Eulyn Petross | 11 | Daughter | — | Tennessee |
| 43 | Jack Petross | 6 | Son | — | Tennessee |
| 44 | Perry Baugh | 46 | Head | Farmer | Tennessee |
| 45 | May Baugh | 44 | Sister | — | Tennessee |
| 46 | Rebecca Baugh | 42 | Sister | — | Tennessee |
| 47 | Jamie Baugh | 70 | Mother | — | Tennessee |
| 48 | Jake King | 45 | Head | — | Tennessee |
| 49 | Lassie B. King | 32 | Wife | Laundry | Tennessee |
| 50 | Lavina L. Ragland | 65 | Head | — | Tennessee |
| 51 | Nancy N. Ragland | 37 | Daughter | Secretary | Tennessee |
| 52 | Martin L. Myers | 39 | Son | — | Tennessee |
| 53 | John C. Haley | 43 | Head | — | Tennessee |
| 54 | Bell M. Haley | 45 | Wife | — | Tennessee |
| 55 | Corben C. Haley | 21 | Son | Clerk | Tennessee |
| 56 | Cleveland C. Haley | 15 | Son | — | Tennessee |
| 57 | Glen L. Johnson | 25 | Head | Operator | Tennessee |
| 58 | Myrtle Johnson | 22 | Wife | — | Tennessee |
| 59 | Alita F. Johnson | 0 | Daughter | — | Tennessee |
| 60 | Guy A. Drake | 53 | Head | Tobacco | Tennessee |
| 61 | Josephine M. Drake | 54 | Wife | — | Tennessee |
| 62 | Victoria J. Mcginnis | 83 | Mother | — | Tennessee |
| 63 | Allie M. Mcginnis | 49 | Sister | — | Tennessee |
| 64 | Allie E. Farmer | 59 | Sister | — | Tennessee |
| 65 | Fred Myers | 48 | Head | Insurance | Tennessee |
| 66 | Flora Myers | 57 | Wife | Asst Postmaster | Tennessee |
| 67 | Betty Drake | 70 | Mother | — | Tennessee |
| 68 | Guy E. Rogers | 43 | Head | Principal | Tennessee |
| 69 | Nora E. Rogers | 40 | Wife | — | Tennessee |
| 70 | James L. Rogers | 14 | Son | — | Tennessee |
| 71 | Birdie H. Webb | 66 | Head | — | Tennessee |
| 72 | James J. Pierce | 30 | Son-in-law | Owner & Manager | Tennessee |
| 73 | Mary C. Pierce | 31 | Daughter | — | Tennessee |
| 74 | Thomas J. Pierce | 2 | Grandson | — | Tennessee |
| 75 | Louisa G. High | 63 | Head | — | Tennessee |
| 76 | James M. Davis THIS PERSON | 28 | Head | Truck Driver | Tennessee |
| 77 | Brittian L. Davis | 26 | Wife | — | Tennessee |
| 78 | Gene C. Davis | 7 | Son | — | Tennessee |
| 79 | Diane Davis | 3 | Daughter | — | Tennessee |
| 80 | Clint Lamons | 33 | Head | Service St. Attendant | Tennessee |
Pedigree Summary
James
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)