JD
James Davis — 1930 US Census Record
Model Tree available1930 United States Federal Census · Sumter, Alabama
Our Model Tree links this James Davis across the 1910, 1920 and 1930 US Censuses in Sumter, Alabama (XGBoost, ~Confirmed), with identified parents Al & Alex — first a son (b.~1906), then head of a 6-person household.
Age 24
b. ~1906
Male
Son
Born: Alabama
Single
1930 Census Record Details
| Census Year | 1930 |
| Location | Sumter, Alabama |
| Surname | Davis |
| Given Name | James |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | Black |
| Age | 24 |
| Marital Status | Single |
| Birthplace | Alabama |
| Father's Birthplace | Alabama |
| Mother's Birthplace | Alabama |
| Additional Details | |
| Occupation | Laborer |
| Industry | General Farm |
| Class of Worker | VV |
| Can Read/Write | No |
| Veteran | No |
| Birth State | Alabama |
| Birth Country | United States |
| Birthplace (normalized) | alabama |
| Occupation | Laborer |
| Township / Ward | Lacy Precinct 15 |
| Est. Birth Year | ~1906 |
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.
6 people recorded at the same address in the 1930 census.
| Name | Relation to head | Relative to James | Age | Birth yr |
|---|---|---|---|---|
| Alex Davis | Head | — | 51 | ~1879 |
| Alfred Davis | Other | — | 3 | ~1927 |
| Winnie Davis | Other | — | 2 | ~1928 |
| Indie Davis | Other | — | 18 | ~1912 |
| James Davis | Son | — | 24 | ~1906 |
| Brock Davis | Son | — | 22 | ~1908 |
Census Appearances
1910
Sumter, Alabama
Son, age 4
Sumter, Alabama · implied b. ~1906 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Davis |
| Given Name | Jim |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | Black |
| Age | 4 |
| Marital Status | Single |
| Birthplace | Alabama |
| Father's Birthplace | Alabama |
| Mother's Birthplace | Alabama |
| Birth State | Alabama |
| Birth Country | United States |
| Birthplace (normalized) | alabama |
1920
Sumter, Alabama
Son, age 14
Sumter, Alabama · implied b. ~1906 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Davis |
| Given Name | James |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | Black |
| Age | 14 |
| Marital Status | Single |
| Birthplace | Alabama |
| Father's Birthplace | Alabama |
| Mother's Birthplace | Alabama |
| Can Read | No |
| Can Write | No |
| Speaks English | Yes |
| Birth State | Alabama |
| Birth Country | United States |
| Birthplace (normalized) | alabama |
1930
Sumter, Alabama
Son, age 24
Sumter, Alabama · implied b. ~1906 — 6 household members
| Surname | Davis |
| Given Name | James |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | Black |
| Age | 24 |
| Marital Status | Single |
| Birthplace | Alabama |
| Father's Birthplace | Alabama |
| Mother's Birthplace | Alabama |
| Occupation | Laborer |
| Industry | General Farm |
| Class of Worker | VV |
| Can Read/Write | No |
| Veteran | No |
| Birth State | Alabama |
| Birth Country | United States |
| Birthplace (normalized) | alabama |
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 (1910, 1920 and 1930) in Sumter, Alabama, using XGBoost record linkage. Identified parents: father Al Davis (~0.92 confidence) and father Alex Davis (~0.92 confidence) and mother Winnie Davis (~0.92 confidence) and mother Florence Davis (~0.92 confidence). The pedigree spans 1 generation with 4 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Al Davis
b. ~1850
Source father
● Household
· direct · ~0.92
Father
Alex Davis
b. ~1879
Source father
● Household
· direct · ~0.92
Mother
Winnie Davis
b. ~1860
Source mother
● Household
· direct · ~0.92
Mother
Florence Davis
b. ~1877
Source mother
● Household
· direct · ~0.92
This person
Anchor record
James Davis
Son · 1930 · age 24 · b. ~1906 · Alabama
★ You are viewing this record
Sibling
Brock Davis
Sibling · 1930 · age 22
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
1930 US Federal Census — Sumter, Alabama
Open full size
1930 US Federal Census — Sumter, Alabama
Page Contents
50 people indexed on this census page (ia:1930:15thcensus49usce:0424)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Richard Davis | 38 | Head | Farmer | Alabama |
| 2 | Ella Davis | 35 | Wife-H | — | Alabama |
| 3 | Dee Mitchell | 13 | Step Son | — | Alabama |
| 4 | Alex Davis | 51 | Head | Farmer | Alabama |
| 5 | James Davis THIS PERSON | 24 | Son | Laborer | Alabama |
| 6 | Brock Davis | 22 | Son | Laborer | Alabama |
| 7 | Indie Davis | 18 | Daughter-H | — | Alabama |
| 8 | Alfred Davis | 3 | Grandson | — | Alabama |
| 9 | Winnie Davis | 2 | Granddaughter | — | Alabama |
| 10 | Henry Garner | 38 | Head | Farmer | Alabama |
| 11 | Susan Garner | 37 | Wife-H | — | Alabama |
| 12 | Fannie Garner | 14 | Daughter | — | Alabama |
| 13 | Leila Garner | 12 | Daughter | — | Alabama |
| 14 | Gloria Garner | 9 | Daughter | — | Alabama |
| 15 | Willie Roberson | 47 | Head | Farmer | Alabama |
| 16 | Jane Roberson | 47 | Wife-H | — | Alabama |
| 17 | Magnolia Roberson | 14 | Daughter | — | Alabama |
| 18 | Glage Roberson | 7 | Son | — | Alabama |
| 19 | Jonnie Herman | 28 | Head | Farmer | Alabama |
| 20 | Annie P Herman | 25 | Wife-H | — | Alabama |
| 21 | Matti Herman | 5 | Daughter | — | Alabama |
| 22 | Sullivan Thurman | 31 | Head | Farmer | Alabama |
| 23 | Tildy Thurman | 33 | Wife-H | — | Alabama |
| 24 | Andrew Jackson | 48 | Head | Farmer | Alabama |
| 25 | Elsie Jackson | 41 | Wife-H | — | Alabama |
| 26 | Collie Jackson | 23 | Daughter | — | Alabama |
| 27 | Andrew Jr Jackson | 22 | Son | Laborer | Alabama |
| 28 | Robert Jackson | 21 | Son | Laborer | Alabama |
| 29 | Ella Jackson | 18 | Daughter | — | Alabama |
| 30 | Cliff Jackson | 16 | Son | — | Alabama |
| 31 | Joseph Jackson | 14 | Son | — | Alabama |
| 32 | Hallie Jackson | 11 | Daughter | — | Alabama |
| 33 | Clara Jackson | 10 | Daughter | — | Alabama |
| 34 | Louise Jackson | 9 | Daughter | — | Alabama |
| 35 | Willie Jackson | 6 | Son | — | Alabama |
| 36 | Susie Jackson | 4 | Daughter | — | Alabama |
| 37 | Lawyer Jackson | 1 | Son | — | Alabama |
| 38 | Joe Stanford | 56 | Head | Farmer | Alabama |
| 39 | Hattie Stanford | 45 | Wife-H | — | Alabama |
| 40 | Roosevelt Speights | 8 | Boarder | — | Alabama |
| 41 | Lydia Taylor | 35 | Head-H | Farmer | Alabama |
| 42 | Jane Taylor | 65 | Mother | — | Alabama |
| 43 | Albert Cannon | 75 | Head | Farmer | Alabama |
| 44 | Lou Cannon | 55 | Wife-H | — | Alabama |
| 45 | Mandy Cannon | 30 | Daughter | — | Alabama |
| 46 | Peter Cannon | 12 | Son | — | Alabama |
| 47 | Willie Cannon | 11 | Son | — | Alabama |
| 48 | Esther L Cannon | 5 | Daughter | — | Alabama |
| 49 | Dave Coleman | 65 | Head | Farmer | Alabama |
| 50 | Ida Coleman | 60 | Wife-H | — | Alabama |
Pedigree Summary
James + 1 sibling
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 1930 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)