MD
Mary Dennis — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Lamar-County, Georgia
Our Model Tree links this Mary Dennis across the 1930 and 1940 US Censuses in Lamar-County, Georgia (XGBoost, ~Confirmed) — first a daughter (b.~1928), then head of a 6-person household.
Age 12
b. ~1928
Female
Daughter
Born: Georgia
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Lamar-County, Georgia |
| Surname | Dennis |
| Given Name | Mary L. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | Black |
| Age | 12 |
| Marital Status | Single |
| Birthplace | Georgia |
| 1935 Residence (City) | Redbone 539 |
| 1935 Residence (County) | Lamar |
| Additional Details | |
| Highest Grade | No 3 |
| 1935 Residence | Same place |
| Birth State | Georgia |
| Birth Country | United States |
| Birthplace (normalized) | georgia |
| Township / Ward | Redbone 539 |
| Est. Birth Year | ~1928 |
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 |
|---|---|---|---|---|
| J Dennis | Son | — | 3 | ~1937 |
| Matthew Dennis | Son | — | 20 | ~1920 |
| Mary Dennis | Daughter | — | 12 | ~1928 |
| Narcissus Dennis | Head | — | 47 | ~1893 |
| Grady Dennis | Son | — | 17 | ~1923 |
| Lolie Dennis | Daughter | — | 10 | ~1930 |
Census Appearances
1930
Pike, Georgia
Daughter, age 3
Pike, Georgia · implied b. ~1927 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Dennis |
| Given Name | Mary L. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | Black |
| Age | 3 |
| Marital Status | Single |
| Birthplace | Georgia |
| Father's Birthplace | Georgia |
| Mother's Birthplace | Georgia |
| Birth State | Georgia |
| Birth Country | United States |
| Birthplace (normalized) | georgia |
1940
Lamar-County, Georgia
Daughter, age 12
Lamar-County, Georgia · implied b. ~1928 — 6 household members
| Surname | Dennis |
| Given Name | Mary L. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | Black |
| Age | 12 |
| Marital Status | Single |
| Birthplace | Georgia |
| 1935 Residence (City) | Redbone 539 |
| 1935 Residence (County) | Lamar |
| Highest Grade | No 3 |
| 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 Dennis across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Mary Dennis
Daughter · 1940 · age 12 · b. ~1928 · Georgia
★ You are viewing this record
Sibling
Lolie Dennis
Sibling · 1940 · age 10
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
J Dennis
Sibling · 1940 · age 3
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Grady Dennis
Sibling · 1940 · age 17
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Matthew Dennis
Sibling · 1940 · age 20
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 — Lamar-County, Georgia
Open full size
1940 US Federal Census — Lamar-County, Georgia
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-00688-00863)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Job Stephens | 76 | Head | — | Georgia |
| 2 | Martha Thomas | 44 | Niece | — | Georgia |
| 3 | Tommy Thomas | 19 | Son | Laborer | Georgia |
| 4 | John Flanagan | 71 | Head | Farmer | Georgia |
| 5 | Laura Flanagan | 60 | Wife | — | Georgia |
| 6 | Lorene Flanagan | 29 | Daughter | Family Worker | Georgia |
| 7 | William Flanagan | 27 | Son | Farmer | Georgia |
| 8 | Ida Belle Flanagan | 20 | Daughter | — | Georgia |
| 9 | Barbara Gene Flanagan | 5 | Granddaughter | — | Georgia |
| 10 | Wash J. Gordon | 52 | Head | Farmer | Georgia |
| 11 | Helen Gordon | 50 | Wife | — | Georgia |
| 12 | Laquata Gordon | 12 | Daughter | Family Worker | Georgia |
| 13 | Dorothy Lee Gordon | 10 | Daughter | — | Georgia |
| 14 | Nazarath Gordon | 3 | Daughter | — | Georgia |
| 15 | Samuel Gordon | 1 | Son | — | Georgia |
| 16 | Marieyell Oneal | 22 | Daughter | Family Worker | Georgia |
| 17 | George Oneal | 23 | Grandson | Laborer | Georgia |
| 18 | Gladis Gordon | 17 | Daughter | — | Georgia |
| 19 | Benise Jones | 1 | Granddaughter | — | Georgia |
| 20 | Willie Jr. Byrd | 12 | Lodger | — | Georgia |
| 21 | Warren Alanis | 51 | Head | Farmer | Georgia |
| 22 | Anna Alanis | 50 | Wife | Family Worker | Georgia |
| 23 | Mckinnesh Jordan | 6 | Nephew | — | Georgia |
| 24 | Allise Walker | 68 | Sister-in-law | — | Georgia |
| 25 | Calmonsh Dumas | 25 | Head | Farmer | Georgia |
| 26 | Mary E. Dumas | 22 | Wife | — | Georgia |
| 27 | Alpabah Dumas | 2 | Daughter | — | Georgia |
| 28 | V. E. Sanders | 27 | Head | Farmer | Georgia |
| 29 | Emily Sanders | 24 | Wife | — | Georgia |
| 30 | Blair Sanders | 2 | Daughter | — | Georgia |
| 31 | J. B. Ayer | 59 | Head | Employer | Georgia |
| 32 | Meta M. Ayer | 51 | Wife | — | Georgia |
| 33 | J. B. Jr. Ayer | 31 | Son | Farmer | Georgia |
| 34 | William C. Ayer | 18 | Son | — | Georgia |
| 35 | Narcissus Dennis | 47 | Head | Family Worker | Georgia |
| 36 | Matthew Dennis | 20 | Son | Laborer | Georgia |
| 37 | Grady Dennis | 17 | Son | Hired Helper | Georgia |
| 38 | Mary L. Dennis THIS PERSON | 12 | Daughter | — | Georgia |
| 39 | Lolie Dennis | 10 | Daughter | — | Georgia |
| 40 | J. B. Dennis | 3 | Son | — | 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)