JG
John Gray — 1930 US Census Record
Model Tree available1930 United States Federal Census · Spartanburg, South Carolina
Our Model Tree links this John Gray across the 1910, 1920 and 1930 US Censuses in Spartanburg, South Carolina (XGBoost, ~Confirmed), with identified parents John & Lula — first a son (b.~1897), then head of a 10-person household.
Age 33
b. ~1897
Male
Son
Born: South Carolina
Single
1930 Census Record Details
| Census Year | 1930 |
| Location | Spartanburg, South Carolina |
| Surname | Gray |
| Given Name | John P |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | Black |
| Age | 33 |
| Marital Status | Single |
| Birthplace | South Carolina |
| Father's Birthplace | South Carolina |
| Mother's Birthplace | South Carolina |
| Additional Details | |
| Can Read/Write | Yes |
| Veteran | Yes |
| Birth State | South Carolina |
| Birth Country | United States |
| Birthplace (normalized) | south carolina |
| Township / Ward | Spartanburg City |
| Est. Birth Year | ~1897 |
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.
10 people recorded at the same address in the 1930 census.
| Name | Relation to head | Relative to John | Age | Birth yr |
|---|---|---|---|---|
| Indiana Gray | Daughter | — | 29 | ~1901 |
| Cornelia Gray | Daughter | — | 27 | ~1903 |
| George Coleman | Head | — | 47 | ~1883 |
| Percy Blackman | Other | — | 40 | ~1890 |
| Elizabeth Rice | Other | — | 12 | ~1918 |
| Willie Williams | Other | — | 16 | ~1914 |
| John Thompson | Other | — | 50 | ~1880 |
| Calvin Williams | Other | — | 14 | ~1916 |
| John Gray | Son | — | 33 | ~1897 |
| Hattie Coleman | Spouse | — | 50 | ~1880 |
Census Appearances
1910
Spartanburg, South …
Son, age 12
Spartanburg, South Carolina · implied b. ~1898 — 12 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Gray |
| Given Name | Johnnie |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | Black |
| Age | 12 |
| Marital Status | Single |
| Birthplace | South Carolina |
| Father's Birthplace | South Carolina |
| Mother's Birthplace | South Carolina |
| Occupation | Farm Laborer |
| Industry | Home Farm |
| Birth State | South Carolina |
| Birth Country | United States |
| Birthplace (normalized) | south carolina |
1920
Spartanburg, South …
Son, age 21
Spartanburg, South Carolina · implied b. ~1899 — 9 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Gray |
| Given Name | John L. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 21 |
| Marital Status | Single |
| Birthplace | South Carolina |
| Father's Birthplace | South Carolina |
| Mother's Birthplace | South Carolina |
| Occupation | Engineer |
| Industry | Electrician |
| Class of Worker | W |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | South Carolina |
| Birth Country | United States |
| Birthplace (normalized) | south carolina |
1930
Spartanburg, South …
Son, age 33
Spartanburg, South Carolina · implied b. ~1897 — 10 household members
| Surname | Gray |
| Given Name | John P |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | Black |
| Age | 33 |
| Marital Status | Single |
| Birthplace | South Carolina |
| Father's Birthplace | South Carolina |
| Mother's Birthplace | South Carolina |
| Can Read/Write | Yes |
| Veteran | Yes |
| Birth State | South Carolina |
| Birth Country | United States |
| Birthplace (normalized) | south carolina |
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 Gray across 3 US Census years (1910, 1920 and 1930) in Spartanburg, South Carolina, using XGBoost record linkage. Identified parents: father John Gray (~0.92 confidence) and mother Lula Gray (~0.92 confidence) and father Dave Gray (~0.92 confidence) and mother Mollie Gray (~0.92 confidence) and mother Hattie Coleman (~0.92 confidence) and father George Coleman (~0.92 confidence). The pedigree spans 1 generation with 6 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
John Gray
b. ~1864
Source father
● Household
· direct · ~0.92
Mother
Lula Gray
b. ~1868
Source mother
● Household
· direct · ~0.92
Father
Dave Gray
b. ~1873
Source father
● Household
· direct · ~0.92
Mother
Mollie Gray
b. ~1878
Source mother
● Household
· direct · ~0.92
Mother
Hattie Coleman
b. ~1880
Source mother
● Household
· direct · ~0.92
Father
George Coleman
b. ~1883
Source father
● Household
· direct · ~0.92
This person
Anchor record
John Gray
Son · 1930 · age 33 · b. ~1897 · South Carolina
★ You are viewing this record
Sibling
Indiana Gray
Sibling · 1930 · age 29
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Cornelia Gray
Sibling · 1930 · age 27
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 — Spartanburg, South Carolina
Open full size
1930 US Federal Census — Spartanburg, South Carolina
Page Contents
50 people indexed on this census page (ia:1930:15thcensus2213unit:0776)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Sam Anthony | 11 | Head | — | South Carolina |
| 2 | Josephine Anthony | 9 | Step-daughter | — | South Carolina |
| 3 | Edmond Anthony | 8 | Step-son | — | South Carolina |
| 4 | Joe C Anthony | 5 | Step-son | — | South Carolina |
| 5 | Theia A Anthony | 2 | Step-daughter | — | South Carolina |
| 6 | Sallie L Bishop | 64 | Head | — | South Carolina |
| 7 | Alvin S Bishop | 39 | Son | Salesman | South Carolina |
| 8 | Mazie Bishop | 31 | Wife | Traffic | South Carolina |
| 9 | Hannah Bishop | 31 | Daughter | Traffic | South Carolina |
| 10 | William E Bishop | 6 | Son | — | South Carolina |
| 11 | James B Bishop | 4 | Son | — | South Carolina |
| 12 | Ethel Pruitt | 47 | Boarder | Salesman | South Carolina |
| 13 | George W Coleman | 47 | Head | Fireman | South Carolina |
| 14 | Hattie Coleman | 50 | Wife | — | South Carolina |
| 15 | John P Gray THIS PERSON | 33 | Son | — | South Carolina |
| 16 | Cornelia Gray | 27 | Daughter | Mechanic | Georgia |
| 17 | Indiana Gray | 29 | Daughter | Cook | South Carolina |
| 18 | Willie Williams | 16 | Nephew | Helper | South Carolina |
| 19 | Calvin Williams | 14 | Nephew | Delivery | South Carolina |
| 20 | Elizabeth Rice | 12 | Niece | — | South Carolina |
| 21 | Percy Blackman | 40 | Boomer | Brick Mason | South Carolina |
| 22 | John Thompson | 50 | Boomer | Fireman | South Carolina |
| 23 | Wilfred Donham | 34 | Head | Waiter | South Carolina |
| 24 | Annie B Donham | 32 | Wife | — | South Carolina |
| 25 | Lillian W Donham | 13 | Daughter | — | South Carolina |
| 26 | Z C Johnson | 59 | Head | Barber | South Carolina |
| 27 | Lucinda Johnson | 64 | Wife | — | South Carolina |
| 28 | James W Johnson | 8 | Son | — | South Carolina |
| 29 | Claude Thorpe | 39 | Son-in-law | Merchant | South Carolina |
| 30 | Addie Thorpe | 35 | Wife | Teacher | South Carolina |
| 31 | Jesse Johnson | 45 | Brother | Plasterer | South Carolina |
| 32 | Asbury Sherman | 21 | Head | Brick Mason | South Carolina |
| 33 | Mildred Sherman | 25 | Wife | — | South Carolina |
| 34 | Julia M Sherman | 6 | Daughter | — | South Carolina |
| 35 | Sydney Devault | 50 | Head | Cook | South Carolina |
| 36 | Mattie Devault | 48 | Wife | — | South Carolina |
| 37 | Harold Thorpe | 25 | Boarder | Barber | South Carolina |
| 38 | George Glymph | 32 | Head | Dentist | South Carolina |
| 39 | Vivian Glymph | 25 | Wife | — | North Carolina |
| 40 | Mildred L Glymph | 3 | Daughter | — | South Carolina |
| 41 | Harold S Glymph | 2 | Son | — | South Carolina |
| 42 | Helen Glymph | 0 | Daughter | — | South Carolina |
| 43 | Albert Cottingham | 65 | Father-in-law | — | South Carolina |
| 44 | James R Adams | 44 | Head | Dentist | South Carolina |
| 45 | Maggie Adams | 20 | Wife | — | South Carolina |
| 46 | — | None | — | — | — |
| 47 | — | None | — | — | — |
| 48 | — | None | — | — | — |
| 49 | — | None | — | — | — |
| 50 | — | None | — | — | — |
Pedigree Summary
John + 2 siblings
Gen 1 · 6 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)