JD
John Davis — 1940 US Census Record
Model Tree available1940 United States Federal Census · Bolivar-County, Mississippi
Our Model Tree links this John Davis across the 1920, 1930 and 1940 US Censuses in Bolivar-County, Mississippi (XGBoost, ~Confirmed), with identified parents John & Mary — first a head (b.~1905), then head of a 8-person household.
Age 35
b. ~1905
Male
Head
Born: Mississippi
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Bolivar-County, Mississippi |
| Surname | Davis |
| Given Name | John |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | Black |
| Age | 35 |
| Marital Status | Married |
| Birthplace | Mississippi |
| 1935 Residence (City) | R |
| 1935 Residence (County) | Bolivar |
| Additional Details | |
| Occupation | Farmer |
| Industry | Cotton Farm |
| Class of Worker | OA |
| Hours Worked | 50 |
| Income (1939) | 0 |
| Highest Grade | No 4 |
| 1935 Residence | Mississippi |
| Birth State | Mississippi |
| Birth Country | United States |
| Birthplace (normalized) | mississippi |
| Occupation | Farmer |
| Township / Ward | Beat 3 |
| Est. Birth Year | ~1905 |
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.
8 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to John | Age | Birth yr |
|---|---|---|---|---|
| Lona Davis | Daughter | — | 6 | ~1934 |
| Irene Davis | Daughter | — | ~1940 | |
| Mary Davis | Daughter | — | 8 | ~1932 |
| Estella Davis | Daughter | — | 11 | ~1929 |
| Pauline Davis | Daughter | — | 4 | ~1936 |
| John Davis | Head | — | 35 | ~1905 |
| Leslie Davis | Son | — | 2 | ~1938 |
| Annie Davis | Spouse | — | 30 | ~1910 |
Census Appearances
1920
Bolivar, Mississippi
Son, age 14
Bolivar, Mississippi · implied b. ~1906 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Davis |
| Given Name | John |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | Black |
| Age | 14 |
| Marital Status | Single |
| Birthplace | Mississippi |
| Father's Birthplace | Mississippi |
| Mother's Birthplace | Mississippi |
| Occupation | Laborer |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Mother Tongue | English |
| Birth State | Mississippi |
| Birth Country | United States |
| Birthplace (normalized) | mississippi |
1930
Bolivar, Mississippi
Head, age 24
Bolivar, Mississippi · implied b. ~1906 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Davis |
| Given Name | John |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | Black |
| Age | 24 |
| Marital Status | Married |
| Birthplace | Mississippi |
| Age at First Marriage | 22 |
| Father's Birthplace | Mississippi |
| Mother's Birthplace | Mississippi |
| Occupation | Farmer |
| Industry | General Farm |
| Class of Worker | OA |
| Can Read/Write | Yes |
| Home Owned/Rented | R |
| Veteran | No |
| Birth State | Mississippi |
| Birth Country | United States |
| Birthplace (normalized) | mississippi |
1940
Bolivar-County, Mississippi
Head, age 35
Bolivar-County, Mississippi · implied b. ~1905 — 8 household members
| Surname | Davis |
| Given Name | John |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | Black |
| Age | 35 |
| Marital Status | Married |
| Birthplace | Mississippi |
| 1935 Residence (City) | R |
| 1935 Residence (County) | Bolivar |
| Occupation | Farmer |
| Industry | Cotton Farm |
| Class of Worker | OA |
| Hours Worked | 50 |
| Income (1939) | 0 |
| Highest Grade | No 4 |
| 1935 Residence | Mississippi |
| 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 John Davis across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father John Davis (~0.92 confidence) and mother Mary Davis (~0.92 confidence). The pedigree spans 1 generation with 2 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
John Davis
b. ~1872
Source father
● Household
· direct · ~0.92
Mother
Mary Davis
b. ~1880
Source mother
● Household
· direct · ~0.92
This person
Anchor record
John Davis
Head · 1940 · age 35 · b. ~1905 · 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-t0627-02009-00821)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Lettye Fleming | 32 | Head | Farmer | Mississippi |
| 42 | Fred Douglas | 15 | Son | Laborer | Mississippi |
| 43 | Luberta Douglas | 4 | Daughter | — | Mississippi |
| 44 | Elizabeth Douglas | 1 | Daughter | — | Mississippi |
| 45 | Elizabeth Williams | 52 | Mother | — | Mississippi |
| 46 | John Davis THIS PERSON | 35 | Head | Farmer | Mississippi |
| 47 | Annie L Davis | 30 | Wife | Laborer | Mississippi |
| 48 | Estella Davis | 11 | Daughter | — | Mississippi |
| 49 | Mary L Davis | 8 | Daughter | — | Mississippi |
| 50 | Lona Bell Davis | 6 | Daughter | — | Mississippi |
| 51 | Pauline Davis | 4 | Daughter | — | Mississippi |
| 52 | Leslie Davis | 2 | Son | — | Mississippi |
| 53 | Irene Davis | 0 | Daughter | — | Mississippi |
| 54 | Andrew Hall | 37 | Head | Farmer | Mississippi |
| 55 | Hannah Hall | 37 | Wife | Laborer | Mississippi |
| 56 | Edgar Kimbel | 30 | Head | Farmer | Mississippi |
| 57 | Maggie Lee Kimbel | 28 | Wife | Laborer | Mississippi |
| 58 | Booker T Taylor | 21 | Cousin | Laborer | Mississippi |
| 59 | Johnny Robinson | 51 | Head | Farmer | Mississippi |
| 60 | Betty Robinson | 57 | Wife | Laborer | Mississippi |
| 61 | Steve Price | 49 | Head | Farmer | Mississippi |
| 62 | Jethro Price | 19 | Son | Laborer | Mississippi |
| 63 | S P Jr Price | 16 | Son | Laborer | Mississippi |
| 64 | E S Robinson | 56 | Head | Farmer | Mississippi |
| 65 | Daisy Robinson | 54 | Wife | Laborer | Alabama |
| 66 | Essie Robinson | 10 | Son | — | Mississippi |
| 67 | Betty Dixon | 90 | Mother | — | Alabama |
| 68 | Henry Matthews | 23 | Head | Farmer | Mississippi |
| 69 | Willie Lee Matthews | 20 | Wife | Laborer | Arkansas |
| 70 | Adeline Jones | 55 | Head | Farmer | Mississippi |
| 71 | Sam Jones | 29 | Son | Laborer | Mississippi |
| 72 | Alice May Glover | 30 | Daughter | Laborer | Mississippi |
| 73 | Annie May Glover | 4 | Granddaughter | — | Mississippi |
| 74 | Willie Burden | 15 | Nephew | Laborer | Mississippi |
| 75 | Joe Little | 55 | Head | Farmer | Mississippi |
| 76 | Alberta Little | 32 | Wife | Laborer | Mississippi |
| 77 | Arthur Burton | 51 | Head | Farmer | Mississippi |
| 78 | Nan Burton | 36 | Wife | Laborer | Mississippi |
| 79 | Leroy Griffin | 17 | Step-son | Laborer | Mississippi |
| 80 | Octavia Griffin | 15 | Step-daughter | Laborer | Mississippi |
Related Census Records
Pedigree Summary
John
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)