MT
Mary Todd — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Lincoln-County, Oklahoma
Our Model Tree links this Mary Todd across the 1930 and 1940 US Censuses in Lincoln-County, Oklahoma (XGBoost, ~Confirmed) — first a spouse (b.~1894), then head of a 13-person household.
Age 46
b. ~1894
Female
Spouse
Born: Oklahoma
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Lincoln-County, Oklahoma |
| Surname | Todd |
| Given Name | Mary J |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 46 |
| Marital Status | Married |
| Birthplace | Oklahoma |
| 1935 Residence (City) | South Keokuk |
| 1935 Residence (County) | Lincoln |
| Additional Details | |
| Occupation | Housework |
| Industry | Own Home |
| Income (1939) | 0 |
| Highest Grade | No 4 |
| 1935 Residence | Same place |
| Birth State | Oklahoma |
| Birth Country | United States |
| Birthplace (normalized) | oklahoma |
| Occupation | Housework |
| Township / Ward | South Keokuk |
| Est. Birth Year | ~1894 |
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.
13 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Mary | Age | Birth yr |
|---|---|---|---|---|
| Mary Todd | Daughter | — | 18 | ~1922 |
| Loretta Todd | Daughter | — | 16 | ~1924 |
| Caster Todd | Daughter | — | 4 | ~1936 |
| Margie Todd | Daughter | — | 9 | ~1931 |
| Gay Todd | Daughter | — | 5 | ~1935 |
| John Harden | Other | — | 8 | ~1932 |
| Igray Todd | Son | — | 6 | ~1934 |
| Jack Todd | Son | — | 13 | ~1927 |
| Bennie Todd | Son | — | 18 | ~1922 |
| Wilber Todd | Son | — | 21 | ~1919 |
| John Todd | Son | — | 14 | ~1926 |
| Abraham Todd | Son | — | 15 | ~1925 |
| Mary Todd | Spouse | — | 46 | ~1894 |
Census Appearances
1930
Lincoln, Oklahoma
Spouse, age 36
Lincoln, Oklahoma · implied b. ~1894 — 8 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Todd |
| Given Name | Mary J |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 36 |
| Marital Status | Married |
| Birthplace | Oklahoma |
| Age at First Marriage | 21 |
| Father's Birthplace | Tennessee |
| Mother's Birthplace | Texas |
| Can Read/Write | Yes |
| Birth State | Oklahoma |
| Birth Country | United States |
| Birthplace (normalized) | oklahoma |
1940
Lincoln-County, Oklahoma
Spouse, age 46
Lincoln-County, Oklahoma · implied b. ~1894 — 13 household members
| Surname | Todd |
| Given Name | Mary J |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 46 |
| Marital Status | Married |
| Birthplace | Oklahoma |
| 1935 Residence (City) | South Keokuk |
| 1935 Residence (County) | Lincoln |
| Occupation | Housework |
| Industry | Own Home |
| Income (1939) | 0 |
| Highest Grade | No 4 |
| 1935 Residence | Same place |
| Birth State | Oklahoma |
| Birth Country | United States |
| Birthplace (normalized) | oklahoma |
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 Todd across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Mary Todd
Spouse · 1940 · age 46 · b. ~1894 · Oklahoma
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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 — Lincoln-County, Oklahoma
Open full size
1940 US Federal Census — Lincoln-County, Oklahoma
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-03306-00659)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Bennie Todd | 18 | Son | Farmer | Oklahoma |
| 2 | Abraham Todd | 15 | Son | — | Oklahoma |
| 3 | Jack J Todd | 13 | Son | — | Oklahoma |
| 4 | Margie Todd | 9 | Daughter | — | Oklahoma |
| 5 | Igray Todd | 6 | Son | — | Oklahoma |
| 6 | Gay Todd | 5 | Daughter | — | Oklahoma |
| 7 | Caster Todd | 4 | Daughter | — | Oklahoma |
| 8 | Mary J Todd THIS PERSON | 46 | Wife | Housework | Oklahoma |
| 9 | Wilber J Todd | 21 | Son | Farmer | Oklahoma |
| 10 | Mary Todd | 18 | Daughter | — | Oklahoma |
| 11 | Loretta Todd | 16 | Daughter | — | Oklahoma |
| 12 | John C Todd | 14 | Son | — | Oklahoma |
| 13 | John J Harden | 8 | Grand Son | — | Oklahoma |
| 14 | Joe Staton | 45 | Head | Farmer | Missouri |
| 15 | Mollie Staton | 40 | Wife | Housework | Texas |
| 16 | Henry Staton | 16 | Son | Farmer | Oklahoma |
| 17 | Blanche Staton | 13 | Daughter | — | Oklahoma |
| 18 | Delula Staton | 11 | Daughter | — | Oklahoma |
| 19 | Bettie Staton | 8 | Daughter | — | Oklahoma |
| 20 | Ben Staton | 4 | Son | — | Oklahoma |
| 21 | Lon B Thomas | 50 | Head | — | Arkansas |
| 22 | Delilah Thomas | 46 | Wife | Cooking | Missouri |
| 23 | Belukee Thomas | 16 | Daughter | Housework | Oklahoma |
| 24 | Edith Thomas | 14 | Daughter | — | Oklahoma |
| 25 | Ernest J Clark | 36 | Head | New Worker | Oklahoma |
| 26 | Vicie Clark | 36 | Wife | Housework | Oklahoma |
| 27 | Mary Clark | 12 | Daughter | — | Oklahoma |
| 28 | Bernice Clark | 10 | Daughter | — | Oklahoma |
| 29 | Harold Clark | 8 | Son | — | Oklahoma |
| 30 | Kenneth Clark | 6 | Son | — | Oklahoma |
| 31 | Richard Clark | 5 | Son | — | Oklahoma |
| 32 | May Clark | 1 | Daughter | — | Oklahoma |
| 33 | John B Foster | 27 | Head | Laborer | Oklahoma |
| 34 | Viola Foster | 27 | Wife | Housework | Oklahoma |
| 35 | Joe Conally | 64 | Head | — | Oklahoma |
| 36 | Mattie Conally | 53 | Wife | — | Oklahoma |
| 37 | Clifford Conally | 25 | Son | New Worker | Oklahoma |
| 38 | Walter Conally | 22 | Son | — | Oklahoma |
| 39 | Pauline Conally | 15 | Daughter | — | Arkansas |
| 40 | Bellie Joe Conally | 13 | Daughter | — | Oklahoma |
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)