JD
James Day — 1930 US Census Record
Model Tree available1930 United States Federal Census · Jones, Mississippi
Our Model Tree links this James Day across the 1920, 1930 and 1940 US Censuses in Jones, Mississippi (XGBoost, ~Confirmed), with identified parents Alonzo & Dora — first a son (b.~1918), then head of a 8-person household.
Age 12
b. ~1918
Male
Son
Born: Mississippi
Single
1930 Census Record Details
| Census Year | 1930 |
| Location | Jones, Mississippi |
| Surname | Day |
| Given Name | James |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | Black |
| Age | 12 |
| Marital Status | Single |
| Birthplace | Mississippi |
| Father's Birthplace | Mississippi |
| Mother's Birthplace | Mississippi |
| Additional Details | |
| Can Read/Write | Yes |
| Birth State | Mississippi |
| Birth Country | United States |
| Birthplace (normalized) | mississippi |
| Township / Ward | Beat 4 |
| 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.
8 people recorded at the same address in the 1930 census.
| Name | Relation to head | Relative to James | Age | Birth yr |
|---|---|---|---|---|
| Phoebe Day | Daughter | — | 6 | ~1924 |
| Annie Day | Daughter | — | 13 | ~1917 |
| Alonzo Day | Head | — | 55 | ~1875 |
| Dora Day | Other | — | 45 | ~1885 |
| John Day | Son | — | 26 | ~1904 |
| Dora Day | Son | — | 10 | ~1920 |
| James Day | Son | — | 12 | ~1918 |
| Percy Day | Son | — | 3 | ~1927 |
Census Appearances
1920
Jones, Mississippi
Son, age 7
Jones, Mississippi · implied b. ~1913 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Day |
| Given Name | James |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | Black |
| Age | 7 |
| Marital Status | Single |
| Birthplace | Mississippi |
| Father's Birthplace | Mississippi |
| Mother's Birthplace | Mississippi |
| Speaks English | Yes |
| Birth State | Mississippi |
| Birth Country | United States |
| Birthplace (normalized) | mississippi |
1930
Jones, Mississippi
Son, age 12
Jones, Mississippi · implied b. ~1918 — 8 household members
| Surname | Day |
| Given Name | James |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | Black |
| Age | 12 |
| Marital Status | Single |
| Birthplace | Mississippi |
| Father's Birthplace | Mississippi |
| Mother's Birthplace | Mississippi |
| Can Read/Write | Yes |
| Birth State | Mississippi |
| Birth Country | United States |
| Birthplace (normalized) | mississippi |
1940
Jones-County, Mississippi
Head, age 26
Jones-County, Mississippi · implied b. ~1914 — 2 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Day |
| Given Name | Jim |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | C |
| Age | 26 |
| Marital Status | Married |
| Birthplace | Mississippi |
| 1935 Residence (City) | Beat 4 |
| 1935 Residence (County) | Jones |
| Occupation | Farmer |
| Industry | Farm |
| Class of Worker | OA |
| Hours Worked | 45 |
| Income (1939) | 0 |
| Highest Grade | No 3 |
| 1935 Residence | Same place |
| 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 James Day across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Alonzo Day (~0.92 confidence) and mother Dora Day (~0.92 confidence) and father Alonzo Day (~0.92 confidence). The pedigree spans 1 generation with 3 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Alonzo Day
b. ~1875
Source father
● Household
· direct · ~0.92
Mother
Dora Day
b. ~1884
Source mother
● Household
· direct · ~0.92
Father
Alonzo Day
b. ~1888
Source father
● Household
· direct · ~0.92
This person
Anchor record
James Day
Son · 1930 · age 12 · b. ~1918 · Mississippi
★ You are viewing this record
Sibling
Annie Day
Sibling · 1930 · age 13
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Phoebe Day
Sibling · 1930 · age 6
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
John Day
Sibling · 1930 · age 26
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Dora Day
Sibling · 1930 · age 10
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Percy Day
Sibling · 1930 · age 3
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 — Jones, Mississippi
Open full size
1930 US Federal Census — Jones, Mississippi
Page Contents
50 people indexed on this census page (ia:1930:15thcensus1151unit:0442)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | William H Lancaster | 69 | Head | Farmer | Mississippi |
| 2 | Sarah D Lancaster | 62 | Wife-H | — | Mississippi |
| 3 | Nell B Lancaster | 29 | Son | Labor | Mississippi |
| 4 | Joe T Lancaster | 26 | Son | Labor | Mississippi |
| 5 | Henry W Jones | 49 | Head | Labor | Mississippi |
| 6 | Tempie Jones | 38 | Wife-H | — | Mississippi |
| 7 | Nolan Jones | 12 | Son | — | Mississippi |
| 8 | May Jones | 13 | Daughter | — | Mississippi |
| 9 | Dusia Jones | 10 | Daughter | — | Mississippi |
| 10 | Jamy Jones | 5 | Son | — | Mississippi |
| 11 | Virgie Jones | 2 | Son | — | Mississippi |
| 12 | Buf Jones | 2 | Son | — | Mississippi |
| 13 | Delsie Jones | 0 | Daughter | — | Mississippi |
| 14 | John Coples | 50 | Head | Labor | Mississippi |
| 15 | Lena Coples | 18 | Wife-H | — | Mississippi |
| 16 | Chester Coples | 18 | Son | — | Mississippi |
| 17 | Fortine Rayborn | 60 | Head | Labor | Mississippi |
| 18 | Hozena Rayborn | 52 | Wife-H | Labor | Mississippi |
| 19 | Bernice Rayborn | 14 | Daughter | — | Mississippi |
| 20 | Isaac Rayborn | 8 | Son | — | Mississippi |
| 21 | John D Mabry | 44 | Head | — | Mississippi |
| 22 | Mellie L Mabry | 20 | Wife-H | Labor | Mississippi |
| 23 | Mabry | 11 | Daughter | — | Mississippi |
| 24 | Violette Clannon | 26 | Son | Labor | Louisiana |
| 25 | Wilson Clannon | 22 | Son | Labor | Louisiana |
| 26 | Nora Clannon | 16 | Daughter | — | Mississippi |
| 27 | George W District | 81 | Head | — | Mississippi |
| 28 | Phoebe District | 69 | Wife-H | Farmer | Mississippi |
| 29 | Jane Belvin | 54 | Daughter | — | Mississippi |
| 30 | Buster G Dabbs | 22 | Head | Cook | Mississippi |
| 31 | Reba Dabbs | 21 | Wife-H | Labor | Mississippi |
| 32 | Beatrice Dabbs | 6 | Daughter | — | Mississippi |
| 33 | M C Dabbs | 4 | Son | — | Mississippi |
| 34 | Will Mccarty | 32 | Head | — | Mississippi |
| 35 | Beulah Mccarty | 20 | Wife-H | Labor | Mississippi |
| 36 | Milton Mccarty | 64 | Head | — | Mississippi |
| 37 | Lula Mccarty | 23 | Wife-H | Farmer | Mississippi |
| 38 | Lanty Mccarty | 19 | Daughter | — | Mississippi |
| 39 | Alonzo Day | 55 | Head | — | Mississippi |
| 40 | Dora Day | 45 | Wife-H | Farmer | Mississippi |
| 41 | John Day | 26 | Son | — | Mississippi |
| 42 | Annie Day | 13 | Daughter | Labor | Mississippi |
| 43 | James Day THIS PERSON | 12 | Son | — | Mississippi |
| 44 | Dora Day | 10 | Son | — | Mississippi |
| 45 | Phoebe Day | 6 | Daughter | — | Mississippi |
| 46 | Percy Lee Day | 3 | Son | — | Mississippi |
| 47 | James G Windham | 67 | Head | — | Mississippi |
| 48 | Mandy Windham | 37 | Wife-H | Labor | Mississippi |
| 49 | Mamie Windham | 33 | Daughter | — | Mississippi |
| 50 | Maggie Madden | 30 | Daughter | — | Mississippi |
Pedigree Summary
James + 5 siblings
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 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)