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Mary Lloyd — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Hamilton-County, Tennessee
Our Model Tree links this Mary Lloyd across the 1930 and 1940 US Censuses in Hamilton-County, Tennessee (XGBoost, ~Confirmed) — first a daughter (b.~1920), then head of a 9-person household.
Age 20
b. ~1920
Female
Daughter
Born: Georgia
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Hamilton-County, Tennessee |
| Surname | Lloyd |
| Given Name | Mary |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | Black |
| Age | 20 |
| Marital Status | Married |
| Birthplace | Georgia |
| 1935 Residence (City) | Chattanooga |
| 1935 Residence (County) | Hamilton |
| Additional Details | |
| Class of Worker | 0 |
| Highest Grade | No 2 |
| 1935 Residence | Same place |
| Birth State | Georgia |
| Birth Country | United States |
| Birthplace (normalized) | georgia |
| Township / Ward | Chattanooga |
| Est. Birth Year | ~1920 |
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.
9 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Mary | Age | Birth yr |
|---|---|---|---|---|
| Johnnie Watt | Son | — | 13 | ~1927 |
| Rebecca Watt | Daughter | — | 6 | ~1934 |
| Phillip Watt | Son | — | 17 | ~1923 |
| Lebron Lloyd | Other | — | 1 | ~1939 |
| Mary Lloyd | Daughter | — | 20 | ~1920 |
| Ella Watt | Head | — | 40 | ~1900 |
| Charles Watt | Son | — | 11 | ~1929 |
| William Lloyd | Other | — | 23 | ~1917 |
| Cherry Watt | Daughter | — | 4 | ~1936 |
Census Appearances
1930
Hamilton, Tennessee
Daughter, age 9
Hamilton, Tennessee · implied b. ~1921 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Lloyd |
| Given Name | Mary |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | Black |
| Age | 9 |
| Marital Status | Single |
| Birthplace | Georgia |
| Father's Birthplace | Georgia |
| Mother's Birthplace | Georgia |
| Can Read/Write | Yes |
| Birth State | Georgia |
| Birth Country | United States |
| Birthplace (normalized) | georgia |
1940
Hamilton-County, Tennessee
Daughter, age 20
Hamilton-County, Tennessee · implied b. ~1920 — 9 household members
| Surname | Lloyd |
| Given Name | Mary |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | Black |
| Age | 20 |
| Marital Status | Married |
| Birthplace | Georgia |
| 1935 Residence (City) | Chattanooga |
| 1935 Residence (County) | Hamilton |
| Class of Worker | 0 |
| Highest Grade | No 2 |
| 1935 Residence | Same place |
| Birth State | Georgia |
| Birth Country | United States |
| Birthplace (normalized) | georgia |
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 Lloyd across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Mary Lloyd
Daughter · 1940 · age 20 · b. ~1920 · Tennessee
★ You are viewing this record
Sibling
Charles Watt
Sibling · 1940 · age 11
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Johnnie Watt
Sibling · 1940 · age 13
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Phillip Watt
Sibling · 1940 · age 17
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Cherry Watt
Sibling · 1940 · age 4
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Rebecca Watt
Sibling · 1940 · age 6
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 — Hamilton-County, Tennessee
Open full size
1940 US Federal Census — Hamilton-County, Tennessee
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-03952-00069)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Lilliam Story | 23 | Lodger | Maid | Georgia |
| 42 | Roxie Barker | 32 | Lodger | Cook | Georgia |
| 43 | John Williams | 30 | Lodger | Janitor | Tennessee |
| 44 | John Schell | 40 | Head | Fireman | Tennessee |
| 45 | James Mcmichen | 20 | Lodger | Janitor | Georgia |
| 46 | Vastine Williams | 30 | Head | Maid | Georgia |
| 47 | Walter Baxter | 15 | Son | — | Tennessee |
| 48 | Robert L Williams | 14 | Son | — | Tennessee |
| 49 | Mattie Williams | 6 | Daughter | — | Tennessee |
| 50 | Fannie M. Felter | 20 | Cousin | — | Alabama |
| 51 | Arthur Justice | 31 | Lodger | Truck Driver | Georgia |
| 52 | Sam Turner | 30 | Lodger | — | Georgia |
| 53 | Aron Clark | 50 | Head | — | Alabama |
| 54 | Willie M Clark | 39 | Wife | Cook | Alabama |
| 55 | Charles Clark | 24 | Son | Chauffer | Alabama |
| 56 | Nancy D Clark | 23 | Daughter in law | — | Alabama |
| 57 | Betty J Clark | 6 | Grand daughter | — | Alabama |
| 58 | Charllie Clark | 4 | Grand daughter | — | Tennessee |
| 59 | Evelyn Clark | 3 | Grand daughter | — | Tennessee |
| 60 | Nathan Clark | 2 | Grand son | — | Tennessee |
| 61 | Rosa L. Smith | 38 | Daughter | Maid | Alabama |
| 62 | Will M. Garrett | 47 | Head | Manager | Alabama |
| 63 | Mamie B Garrett | 40 | Wife | Clerk | Georgia |
| 64 | John Echols | 53 | Head | Moulder | Georgia |
| 65 | Rosie Echols | 43 | Wife | — | Georgia |
| 66 | Geraldine Crawford | 23 | Daughter | — | Georgia |
| 67 | Ruby M Waring | 19 | Daughter | Maid | Georgia |
| 68 | Delores Waring | 2 | Step grand daughter | — | Tennessee |
| 69 | Lonnie Borders | 3 | Step grand son | — | Tennessee |
| 70 | Betty J. Kimble | 8 | Step grand daughter | — | Tennessee |
| 71 | Sam Crawford | 32 | Son in law | Shaker | Tennessee |
| 72 | Ella L. Watt | 40 | Head | Seamstress | Georgia |
| 73 | Rebecca Watt | 6 | Daughter | — | Georgia |
| 74 | Cherry Watt | 4 | Daughter | — | Tennessee |
| 75 | William Lloyd | 23 | Son in law | Ditch Digger | Georgia |
| 76 | Mary Lloyd THIS PERSON | 20 | Daughter | — | Georgia |
| 77 | Lebron Lloyd | 1 | Grand son | — | Tennessee |
| 78 | Phillip Watt | 17 | Son | — | Tennessee |
| 79 | Johnnie E. Watt | 13 | Son | — | Tennessee |
| 80 | Charles N. Watt | 11 | Son | — | Tennessee |
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)