MW
Mamie Williams — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Leon-County, Florida
Our Model Tree links this Mamie Williams across the 1920, 1930 and 1940 US Censuses in Leon-County, Florida (XGBoost, ~Confirmed) — first a spouse (b.~1893), then head of a 6-person household.
Age 47
b. ~1893
Female
Spouse
Born: Florida
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Leon-County, Florida |
| Surname | Williams |
| Given Name | Mamie |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | Black |
| Age | 47 |
| Marital Status | Married |
| Birthplace | Florida |
| 1935 Residence (City) | Precinct # 8 |
| 1935 Residence (County) | Leon |
| Additional Details | |
| Occupation | housewife |
| Industry | own home |
| Class of Worker | NP |
| Hours Worked | 60 |
| Highest Grade | No 5 |
| 1935 Residence | Same place |
| Birth State | Florida |
| Birth Country | United States |
| Birthplace (normalized) | florida |
| Occupation | Housewife |
| Township / Ward | Precinct 8 |
| Est. Birth Year | ~1893 |
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 Mamie | Age | Birth yr |
|---|---|---|---|---|
| Beatrice Williams | Daughter | — | 16 | ~1924 |
| John Williams | Head | — | 55 | ~1885 |
| Richard Williams | Son | — | 13 | ~1927 |
| Cainhas Williams | Son | — | 8 | ~1932 |
| George Williams | Son | — | 11 | ~1929 |
| Mamie Williams | Spouse | — | 47 | ~1893 |
Census Appearances
1920
Leon, Florida
Spouse, age 28
Leon, Florida · implied b. ~1892 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Williams |
| Given Name | Mamie |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | Black |
| Age | 28 |
| Marital Status | Married |
| Birthplace | Florida |
| Father's Birthplace | Florida |
| Mother's Birthplace | Florida |
| Occupation | Laborer |
| Industry | Farm home |
| Class of Worker | W |
| Can Read | Yes |
| Speaks English | Yes |
| Birth State | Florida |
| Birth Country | United States |
| Birthplace (normalized) | florida |
1930
Leon, Florida
Other, age 38
Leon, Florida · implied b. ~1892 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Williams |
| Given Name | Mamie |
| Relationship to Head | Wife-H |
| Sex | F |
| Color / Race | Black |
| Age | 38 |
| Marital Status | Married |
| Birthplace | Florida |
| Age at First Marriage | 21 |
| Father's Birthplace | Florida |
| Mother's Birthplace | Florida |
| Occupation | Laborer |
| Industry | Farm |
| Class of Worker | W |
| Can Read/Write | No |
| Birth State | Florida |
| Birth Country | United States |
| Birthplace (normalized) | florida |
1940
Leon-County, Florida
Spouse, age 47
Leon-County, Florida · implied b. ~1893 — 6 household members
| Surname | Williams |
| Given Name | Mamie |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | Black |
| Age | 47 |
| Marital Status | Married |
| Birthplace | Florida |
| 1935 Residence (City) | Precinct # 8 |
| 1935 Residence (County) | Leon |
| Occupation | housewife |
| Industry | own home |
| Class of Worker | NP |
| Hours Worked | 60 |
| Highest Grade | No 5 |
| 1935 Residence | Same place |
| Birth State | Florida |
| Birth Country | United States |
| Birthplace (normalized) | florida |
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 Mamie Williams across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage.
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This person
Anchor record
Mamie Williams
Spouse · 1940 · age 47 · b. ~1893 · Florida
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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 — Leon-County, Florida
Open full size
1940 US Federal Census — Leon-County, Florida
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-00597-00761)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Edward D Giles | 65 | Head | Operator | Florida |
| 2 | Mamie Hill | 59 | Lodger | Housekeeper | Florida |
| 3 | Willie James | 17 | Lodger | Laborer | Florida |
| 4 | Loulesha Davis | 13 | Lodger | — | Florida |
| 5 | Junius Jones | 12 | Lodger | — | Florida |
| 6 | Maxenia Holiday | 8 | Lodger | — | Florida |
| 7 | Doris Holiday | 10 | Lodger | — | Florida |
| 8 | Mainester Scott | 5 | Lodger | — | Florida |
| 9 | Savannah Giles | 20 | Head | Cook | Florida |
| 10 | John Williams | 55 | Head | Operator | Florida |
| 11 | Mamie Williams THIS PERSON | 47 | Wife | Housewife | Florida |
| 12 | Beatrice Williams | 16 | Daughter | Helper | Florida |
| 13 | Richard Williams | 13 | Son | Helper | Florida |
| 14 | George Williams | 11 | Son | — | Florida |
| 15 | Cainhas Williams | 8 | Son | — | Florida |
| 16 | Edward Jr Giles | 36 | Head | Farming | Florida |
| 17 | Charity Giles | 35 | Wife | Housewife | Florida |
| 18 | Theodore Lowry | 22 | Step-son | Laborer | Florida |
| 19 | Idia Lowry | 17 | Step-daughter | — | Florida |
| 20 | Sevy Diggs | 51 | Head | Gardner | Georgia |
| 21 | Bessie Diggs | 49 | Wife | Housewife | Georgia |
| 22 | Josephine Diggs | 21 | Daughter | Helper | Georgia |
| 23 | Jerry Jr Diggs | 19 | Son | Laborer | Georgia |
| 24 | Elizabeth Diggs | 14 | Daughter | Helper | Georgia |
| 25 | Mary Dean Diggs | 13 | Daughter | — | Florida |
| 26 | Richard Diggs | 7 | Son | — | Florida |
| 27 | Callie Diggs | 1 | Daughter | — | Florida |
| 28 | John Humphrey | 60 | Head | Operator | Georgia |
| 29 | Annie Humphrey | 60 | Wife | Housewife | Florida |
| 30 | Essie Mae Humphrey | 21 | Daughter | Helper | Florida |
| 31 | Willie Humphrey | 12 | Son | — | Florida |
| 32 | Dorothy Humphrey | 9 | Daughter | — | Florida |
| 33 | Mary Frances Humphrey | 6 | Daughter | — | Florida |
| 34 | Rufus Hayes | 52 | Head | Gardner | Florida |
| 35 | Frances Hayes | 33 | Wife | Housewife | Florida |
| 36 | Willie Hayes | 13 | Son | — | Florida |
| 37 | Gladys Hayes | 12 | Daughter | — | Florida |
| 38 | Moses Hayes | 10 | Son | — | Florida |
| 39 | Lulu Hayes | 8 | Daughter | — | Florida |
| 40 | Ella B Wilson | 90 | Head | — | Georgia |
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)