MG
Mary Grace — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Desoto-County, Louisiana
Our Model Tree links this Mary Grace across the 1930 and 1940 US Censuses in Desoto-County, Louisiana (XGBoost, ~Confirmed) — first a spouse (b.~1906), then head of a 6-person household.
Age 34
b. ~1906
Female
Spouse
Born: Louisiana
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Desoto-County, Louisiana |
| Surname | Grace |
| Given Name | Mary |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | Black |
| Age | 34 |
| Marital Status | Married |
| Birthplace | Louisiana |
| 1935 Residence (City) | Mansfield |
| 1935 Residence (County) | De Soto |
| Additional Details | |
| Occupation | Laundress |
| Industry | Own home |
| Class of Worker | OA |
| Hours Worked | 18 |
| Income (1939) | 510 |
| Highest Grade | No 3 |
| 1935 Residence | Same house |
| Birth State | Louisiana |
| Birth Country | United States |
| Birthplace (normalized) | louisiana |
| Occupation | Laundress |
| Township / Ward | Mansfield |
| 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 1940 census.
| Name | Relation to head | Relative to Mary | Age | Birth yr |
|---|---|---|---|---|
| Annie Grace | Daughter | — | 5 | ~1935 |
| Thomas Grace | Son | — | 9 | ~1931 |
| Mary Grace | Spouse | — | 34 | ~1906 |
| Thomas Grace | Head | — | 41 | ~1899 |
| Calvin Grace | Son | — | 16 | ~1924 |
| Gladys Grace | Daughter | — | 7 | ~1933 |
Census Appearances
1930
De Soto, …
Other, age 27
De Soto, Louisiana · implied b. ~1903 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Grace |
| Given Name | Mary |
| Relationship to Head | Wife-H |
| Sex | F |
| Color / Race | Black |
| Age | 27 |
| Marital Status | Married |
| Birthplace | Louisiana |
| Age at First Marriage | 20 |
| Father's Birthplace | Louisiana |
| Mother's Birthplace | Louisiana |
| Occupation | Maid |
| Industry | Family |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | Louisiana |
| Birth Country | United States |
| Birthplace (normalized) | louisiana |
1940
Desoto-County, Louisiana
Spouse, age 34
Desoto-County, Louisiana · implied b. ~1906 — 6 household members
| Surname | Grace |
| Given Name | Mary |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | Black |
| Age | 34 |
| Marital Status | Married |
| Birthplace | Louisiana |
| 1935 Residence (City) | Mansfield |
| 1935 Residence (County) | De Soto |
| Occupation | Laundress |
| Industry | Own home |
| Class of Worker | OA |
| Hours Worked | 18 |
| Income (1939) | 510 |
| Highest Grade | No 3 |
| 1935 Residence | Same house |
| 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 Mary Grace across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Mary Grace
Spouse · 1940 · age 34 · b. ~1906 · Louisiana
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Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1940 US Federal Census — Desoto-County, Louisiana
Open full size
1940 US Federal Census — Desoto-County, Louisiana
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01395-00396)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Maggie Mae Prothro | 28 | Wife | — | Louisiana |
| 42 | J. B. Prothro | 11 | Son | — | Louisiana |
| 43 | Robert L. Prothro | 9 | Son | — | Louisiana |
| 44 | Shirley De Merle Prothro | 5 | Daughter | — | Louisiana |
| 45 | William C., Jr. Franjes | 47 | Head | Laborer | Louisiana |
| 46 | Mattie Bell Franjes | 35 | Wife | — | Louisiana |
| 47 | Wayne Franjes | 15 | Son | Delivery Boy | Louisiana |
| 48 | William C. Ii Franjes | 11 | Son | — | Louisiana |
| 49 | Carolyn Jean Franjes | 2 | Daughter | — | Louisiana |
| 50 | Mark T. Huff | 26 | Head | Salesman | Texas |
| 51 | Margaret A. Huff | 22 | Wife | — | Louisiana |
| 52 | Margie Sue Huff | 2 | Daughter | — | Louisiana |
| 53 | William A. Farmer | 51 | Head | Asst. Roadman | Louisiana |
| 54 | Lucile Farmer | 52 | Wife | — | Mississippi |
| 55 | Mary O. Bagley | 64 | Head | — | Canada-English |
| 56 | Douglas Wheeler | 55 | Head | Odd Jobs | Louisiana |
| 57 | Mable O. Wheeler | 46 | Wife | — | Louisiana |
| 58 | Thomas, Jr. Grace | 41 | Head | Janitor | Louisiana |
| 59 | Mary Grace THIS PERSON | 34 | Wife | Laundress | Louisiana |
| 60 | Calvin Grace | 16 | Son | Yard Work | Louisiana |
| 61 | Thomas, Jr. Grace | 9 | Son | — | Louisiana |
| 62 | Gladys Lee Grace | 7 | Daughter | — | Louisiana |
| 63 | Annie Mae Grace | 5 | Daughter | — | Louisiana |
| 64 | Ed, Jr. Edwards | 36 | Head | Cook | Louisiana |
| 65 | Cora Edwards | 33 | Wife | Laundress | Louisiana |
| 66 | Rosalie Edwards | 17 | Daughter | — | Louisiana |
| 67 | Louise Edwards | 15 | Daughter | — | Louisiana |
| 68 | Charles Edwards | 13 | Son | — | Louisiana |
| 69 | Edward Allen Embry | 61 | Head | — | Tennessee |
| 70 | Helen Embry | 50 | Wife | — | Louisiana |
| 71 | Jack Mccorquodale | 34 | Head | Manager | Texas |
| 72 | Sally Mccorquodale | 29 | Wife | — | Louisiana |
| 73 | Henry Ernest Roberts | 30 | Head | Service Station Attendant | Louisiana |
| 74 | Lillalue Roberts | 29 | Wife | Clerk | Louisiana |
| 75 | Henry Anne Roberts | 2 | Daughter | — | Louisiana |
| 76 | Extra Line Roberts | None | — | — | — |
| 77 | Jack Allen, Jr. Hamilton | 42 | Head | Laborer | Louisiana |
| 78 | Hazel Hamilton | 41 | Wife | Bookkeeper | Louisiana |
| 79 | Jettie Hamilton | 68 | Mother | — | Louisiana |
| 80 | Henry Edward, Jr. Nixon | 35 | Head | Contractor Painter | Mississippi |
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)