JG
John Grace — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Richland-County, Louisiana
Our Model Tree links this John Grace across the 1930 and 1940 US Censuses in Richland-County, Louisiana (XGBoost, ~Confirmed) — first a son (b.~1927), then head of a 7-person household.
Age 13
b. ~1927
Male
Son
Born: Louisiana
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Richland-County, Louisiana |
| Surname | Grace |
| Given Name | John E. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | Black |
| Age | 13 |
| Marital Status | Single |
| Birthplace | Louisiana |
| 1935 Residence (City) | Ward 3 |
| 1935 Residence (County) | Richland |
| Additional Details | |
| Highest Grade | No 3 |
| 1935 Residence | Same place |
| Birth State | Louisiana |
| Birth Country | United States |
| Birthplace (normalized) | louisiana |
| Township / Ward | Ward 3 |
| Est. Birth Year | ~1927 |
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.
7 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to John | Age | Birth yr |
|---|---|---|---|---|
| Lourizia Grace | Head | — | 40 | ~1900 |
| Martha Grace | Spouse | — | 35 | ~1905 |
| John Grace | Son | — | 13 | ~1927 |
| Shelby Grace | Son | — | 15 | ~1925 |
| Barnett Dicker | Other | — | 1 | ~1939 |
| Leola Grace | Daughter | — | 17 | ~1923 |
| Sidney Grace | Son | — | 11 | ~1929 |
Census Appearances
1930
Richland, Louisiana
Son, age 3
Richland, Louisiana · implied b. ~1927 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Grace |
| Given Name | John E. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | Black |
| Age | 3 |
| Marital Status | Single |
| Birthplace | Louisiana |
| Father's Birthplace | Mississippi |
| Mother's Birthplace | Louisiana |
| Occupation | none |
| Birth State | Louisiana |
| Birth Country | United States |
| Birthplace (normalized) | louisiana |
1940
Richland-County, Louisiana
Son, age 13
Richland-County, Louisiana · implied b. ~1927 — 7 household members
| Surname | Grace |
| Given Name | John E. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | Black |
| Age | 13 |
| Marital Status | Single |
| Birthplace | Louisiana |
| 1935 Residence (City) | Ward 3 |
| 1935 Residence (County) | Richland |
| Highest Grade | No 3 |
| 1935 Residence | Same place |
| Birth State | Louisiana |
| Birth Country | United States |
| Birthplace (normalized) | louisiana |
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 Grace across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
John Grace
Son · 1940 · age 13 · b. ~1927 · Louisiana
★ You are viewing this record
Sibling
Sidney Grace
Sibling · 1940 · age 11
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Leola Grace
Sibling · 1940 · age 17
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Shelby Grace
Sibling · 1940 · age 15
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
1940 US Federal Census — Richland-County, Louisiana
Open full size
1940 US Federal Census — Richland-County, Louisiana
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01444-00442)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | J. Loran | 15 | Daughter | — | Louisiana |
| 42 | Christine Loran | 14 | Daughter | — | Louisiana |
| 43 | John D. Hanley | 50 | Head | Farmer | Ireland |
| 44 | Mary A. Hanley | 39 | Wife | — | Louisiana |
| 45 | Porter Halliday | 32 | Head | Farmer | Louisiana |
| 46 | Ethel Halliday | 30 | Wife | — | Louisiana |
| 47 | Marcel Halliday | 12 | Son | — | Louisiana |
| 48 | Leroy Halliday | 10 | Son | — | Louisiana |
| 49 | Terrie D. Halliday | 7 | Daughter | — | Louisiana |
| 50 | Anna B. Halliday | 5 | Daughter | — | Louisiana |
| 51 | Girthner Halliday | 3 | Daughter | — | Louisiana |
| 52 | Prince Halliday | 36 | Head | Farmer | Louisiana |
| 53 | Eddie Halliday | 34 | Wife | — | Louisiana |
| 54 | Miles H. C. Halliday | 17 | Son | — | Louisiana |
| 55 | Pluett Coleman | 6 | Nephew | — | Louisiana |
| 56 | Ransford Halliday | 72 | Father | — | Louisiana |
| 57 | John Tyson | 32 | Head | Farmer | Louisiana |
| 58 | C. B. Tyson | 29 | Wife | — | Louisiana |
| 59 | Minnie Tyson | 9 | Daughter | — | Louisiana |
| 60 | Lourizia Grace | 40 | Head | Farmer | Mississippi |
| 61 | Martha Grace | 35 | Wife | — | Louisiana |
| 62 | Leola Grace | 17 | Daughter | — | Louisiana |
| 63 | Shelby Grace | 15 | Son | — | Louisiana |
| 64 | John E. Grace THIS PERSON | 13 | Son | — | Louisiana |
| 65 | Sidney Grace | 11 | Son | — | Louisiana |
| 66 | Barnett Dicker | 1 | Grand Son | — | Louisiana |
| 67 | Jeff Bruce | 53 | Head | — | Louisiana |
| 68 | Hannah Bruce | 47 | Wife | — | Louisiana |
| 69 | Pluton Bruce | 4 | Son | — | Louisiana |
| 70 | Ruth Louis | 73 | Head | — | Louisiana |
| 71 | George Wilson | 44 | Head | Farmer | Missouri |
| 72 | Silvie Wilson | 34 | Wife | — | Oklahoma |
| 73 | Thomas H. Wilson | 15 | Son | — | Louisiana |
| 74 | Perlie Wilson | 12 | Daughter | — | Louisiana |
| 75 | Earl J. Wilson | 10 | Son | — | Louisiana |
| 76 | John A. Wilson | 8 | Son | — | Louisiana |
| 77 | Laura L. Wilson | 8 | Daughter | — | Louisiana |
| 78 | Willis Wilson | 5 | Son | — | Louisiana |
| 79 | Geraldine Wilson | 3 | Daughter | — | Louisiana |
| 80 | John Hollifield | 39 | Head | Farmer | Louisiana |
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)