MG
Mary Gilbert — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Sumter-County, Alabama
Our Model Tree links this Mary Gilbert across the 1920, 1930 and 1940 US Censuses in Sumter-County, Alabama (XGBoost, ~Confirmed) — first a spouse (b.~1882), then head of a 4-person household.
Age 58
b. ~1882
Female
Spouse
Born: Alabama
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Sumter-County, Alabama |
| Surname | Gilbert |
| Given Name | Mary |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | Black |
| Age | 58 |
| Marital Status | Married |
| Birthplace | Alabama |
| 1935 Residence (City) | Beat No. 9 |
| 1935 Residence (County) | Sumter |
| Additional Details | |
| Highest Grade | 5 |
| 1935 Residence | Same place |
| Birth State | Alabama |
| Birth Country | United States |
| Birthplace (normalized) | alabama |
| Township / Ward | Beat No 9 |
| Est. Birth Year | ~1882 |
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.
4 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Mary | Age | Birth yr |
|---|---|---|---|---|
| Genevia Gilbert | Daughter | — | 6 | ~1934 |
| Conner Gilbert | Head | — | 62 | ~1878 |
| Conner Gilbert | Son | — | 14 | ~1926 |
| Mary Gilbert | Spouse | — | 58 | ~1882 |
Census Appearances
1920
Sumter, Alabama
Spouse, age 40
Sumter, Alabama · implied b. ~1880 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Gilbert |
| Given Name | Mary |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | Black |
| Age | 40 |
| Marital Status | Married |
| Birthplace | Alabama |
| Father's Birthplace | Alabama |
| Mother's Birthplace | Alabama |
| Occupation | Farm Laborer |
| Industry | Home Farm |
| Class of Worker | W |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Alabama |
| Birth Country | United States |
| Birthplace (normalized) | alabama |
1930
Sumter, Alabama
Spouse, age 45
Sumter, Alabama · implied b. ~1885 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Gilbert |
| Given Name | Mary |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | Black |
| Age | 45 |
| Marital Status | Married |
| Birthplace | Alabama |
| Age at First Marriage | 24 |
| Father's Birthplace | Alabama |
| Mother's Birthplace | Alabama |
| Can Read/Write | No |
| Birth State | Alabama |
| Birth Country | United States |
| Birthplace (normalized) | alabama |
1940
Sumter-County, Alabama
Spouse, age 58
Sumter-County, Alabama · implied b. ~1882 — 4 household members
| Surname | Gilbert |
| Given Name | Mary |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | Black |
| Age | 58 |
| Marital Status | Married |
| Birthplace | Alabama |
| 1935 Residence (City) | Beat No. 9 |
| 1935 Residence (County) | Sumter |
| Highest Grade | 5 |
| 1935 Residence | Same place |
| 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 Mary Gilbert across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Mary Gilbert
Spouse · 1940 · age 58 · b. ~1882 · Alabama
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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 — Sumter-County, Alabama
Open full size
1940 US Federal Census — Sumter-County, Alabama
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-00080-00361)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Johnie M. Winston | 10 | Daughter | — | Alabama |
| 42 | Isaac Wilson | 55 | Head | Farmer | Alabama |
| 43 | Will Clark | 46 | Head | Farmer | Alabama |
| 44 | Jessie Clark | 37 | Wife | — | Alabama |
| 45 | Will Jr. Clark | 18 | Son | — | Alabama |
| 46 | John W. Clark | 17 | Son | — | Alabama |
| 47 | Isaac Clark | 15 | Son | — | Alabama |
| 48 | Tom Clark | 13 | Son | — | Alabama |
| 49 | Cleveland Clark | 11 | Son | — | Alabama |
| 50 | Rena Jackson | 45 | Head | Farmer | Alabama |
| 51 | Dan Jackson | 16 | Son | — | Alabama |
| 52 | Mary Jackson | 14 | Daughter | — | Alabama |
| 53 | Willie Rice | 36 | Head | Farmer | Alabama |
| 54 | Rosa Rice | 34 | Wife | — | Alabama |
| 55 | Bertha Rice | 14 | Daughter | — | Alabama |
| 56 | Lucile Rice | 12 | Daughter | — | Alabama |
| 57 | Mamie Rice | 9 | Daughter | — | Alabama |
| 58 | Lethia Rice | 6 | Daughter | — | Alabama |
| 59 | Mariah Rice | 3 | Daughter | — | Alabama |
| 60 | Willie C. Rice | 1 | Son | — | Alabama |
| 61 | Mariah Rice | 65 | Mother | — | Alabama |
| 62 | Conner Gilbert | 62 | Head | Farmer | Alabama |
| 63 | Mary Gilbert THIS PERSON | 58 | Wife | — | Alabama |
| 64 | Conner Gilbert | 14 | Son | — | Alabama |
| 65 | Genevia Gilbert | 6 | Daughter | — | Alabama |
| 66 | Robert Williams | 58 | Head | Farmer | Alabama |
| 67 | Sophie Williams | 57 | Wife | — | Alabama |
| 68 | Carrie Williams | 22 | Daughter | Farm Laborer | Alabama |
| 69 | Willie Williams | 20 | Son | Farm Laborer | Alabama |
| 70 | Jessie Williams | 18 | Son | Farm Laborer | Alabama |
| 71 | Eldora Williams | 16 | Daughter | — | Alabama |
| 72 | Isaiah Williams | 10 | Son | — | Alabama |
| 73 | Lena Isaac | 12 | Boarder | — | Alabama |
| 74 | Sam Isaac | 11 | Boarder | — | Alabama |
| 75 | Walter Isaac | 6 | Boarder | — | Alabama |
| 76 | Petey Rice | 35 | Head | Farmer | Alabama |
| 77 | Gerlena Rice | 7 | Daughter | — | Alabama |
| 78 | Rosavelt Rice | 5 | Son | — | Alabama |
| 79 | Avery Rice | 3 | Son | — | Alabama |
| 80 | Murdock Winston | 28 | Head | Farmer | Alabama |
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)