MT
Mary Todd — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Marion-County, Indiana
Our Model Tree links this Mary Todd across the 1920, 1930 and 1940 US Censuses in Marion-County, Indiana (XGBoost, ~Confirmed) — first a spouse (b.~1898), then head of a 9-person household.
Age 42
b. ~1898
Female
Spouse
Born: Indiana
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Marion-County, Indiana |
| Surname | Todd |
| Given Name | Mary C |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 42 |
| Marital Status | Married |
| Birthplace | Indiana |
| 1935 Residence (City) | Indianapolis City |
| 1935 Residence (County) | Marion |
| Additional Details | |
| Class of Worker | 0 |
| Hours Worked | 0 |
| Highest Grade | 7 |
| 1935 Residence | Same house |
| Birth State | Indiana |
| Birth Country | United States |
| Birthplace (normalized) | indiana |
| Township / Ward | Indianapolis City |
| Est. Birth Year | ~1898 |
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 |
|---|---|---|---|---|
| Patricia Todd | Daughter | — | 11 | ~1929 |
| Margaret Todd | Daughter | — | 22 | ~1918 |
| Mildred Todd | Daughter | — | 18 | ~1922 |
| Mary Todd | Daughter | — | 16 | ~1924 |
| Cecelia Todd | Daughter | — | 20 | ~1920 |
| Harry Todd | Head | — | 43 | ~1897 |
| Mayme Kendrick | Other | — | 47 | ~1893 |
| Otto Kendrick | Other | — | 73 | ~1867 |
| Mary Todd | Spouse | — | 42 | ~1898 |
Census Appearances
1920
Marion, Indiana
Spouse, age 22
Marion, Indiana · implied b. ~1898 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Todd |
| Given Name | Mary |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 22 |
| Marital Status | Married |
| Birthplace | Indiana |
| Father's Birthplace | Indiana |
| Mother's Birthplace | Indiana |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Indiana |
| Birth Country | United States |
| Birthplace (normalized) | indiana |
1930
Marion, Indiana
Other, age 32
Marion, Indiana · implied b. ~1898 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Todd |
| Given Name | Mary C |
| Relationship to Head | Wife-H |
| Sex | F |
| Color / Race | White |
| Age | 32 |
| Marital Status | Married |
| Birthplace | Indiana |
| Age at First Marriage | 18 |
| Father's Birthplace | Indiana |
| Mother's Birthplace | Indiana |
| Can Read/Write | Yes |
| Birth State | Indiana |
| Birth Country | United States |
| Birthplace (normalized) | indiana |
1940
Marion-County, Indiana
Spouse, age 42
Marion-County, Indiana · implied b. ~1898 — 9 household members
| Surname | Todd |
| Given Name | Mary C |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 42 |
| Marital Status | Married |
| Birthplace | Indiana |
| 1935 Residence (City) | Indianapolis City |
| 1935 Residence (County) | Marion |
| Class of Worker | 0 |
| Hours Worked | 0 |
| Highest Grade | 7 |
| 1935 Residence | Same house |
| Birth State | Indiana |
| Birth Country | United States |
| Birthplace (normalized) | indiana |
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 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Mary Todd
Spouse · 1940 · age 42 · b. ~1898 · Indiana
★ You are viewing this record
Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1940 US Federal Census — Marion-County, Indiana
Open full size
1940 US Federal Census — Marion-County, Indiana
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01126-00673)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Nora T Gavaghan | 48 | Wife | — | Irish Free State (Eire) |
| 42 | James V Gavaghan | 20 | Son | Office Clerk | Indiana |
| 43 | Francis J Gavaghan | 19 | Son | Office Clerk | Indiana |
| 44 | Mary C Gavaghan | 16 | Daughter | — | Indiana |
| 45 | Anna R Gavaghan | 15 | Daughter | — | Indiana |
| 46 | Eileen V Gavaghan | 15 | Daughter | — | Indiana |
| 47 | Robert L Gavaghan | 13 | Son | — | Indiana |
| 48 | Cathrine J Gavaghan | 10 | Daughter | — | Indiana |
| 49 | Mary D Roberts | 36 | Head | Cashier Store | Indiana |
| 50 | Thomas W Roberts | 14 | Son | — | Indiana |
| 51 | Duane D Roberts | 13 | Son | — | Indiana |
| 52 | Lillian B Roberts | 52 | Sister-in-law | — | Ohio |
| 53 | Forrest L Oden | 45 | Brother | Elevator Operator | Indiana |
| 54 | Ora J Baker | 66 | Head | Job Repairer | Indiana |
| 55 | Frank E Divelbliss | 22 | Head | Truck Driver | Indiana |
| 56 | Gladys L Divelbliss | 21 | Wife | Seamstress | Indiana |
| 57 | Ada D Irish | 61 | Head | — | Indiana |
| 58 | Fred C Bayne | 25 | Head | Bottler | Indiana |
| 59 | Luella Bayne | 19 | Wife | — | Indiana |
| 60 | Joseph Collier | 57 | Head | Attorney | Indiana |
| 61 | Edward Collier | 60 | Brother | Health Inspector | Indiana |
| 62 | Joan Collier | 35 | Sister | — | Indiana |
| 63 | Addison Wiles | 69 | Head | Salesman | Indiana |
| 64 | Jonnie E Wiles | 60 | Wife | — | Indiana |
| 65 | Edwin H Wiles | 32 | Son | Own Business | Indiana |
| 66 | Lona Wiles | 25 | Daughter-in-law | Trainee Nurse | Indiana |
| 67 | Charles A Wiles | 5 | Grandson | — | Indiana |
| 68 | Charles Holtman | 65 | Head | Own Business | Indiana |
| 69 | Amelia F Holtman | 62 | Wife | — | Indiana |
| 70 | Donald G Hays | 42 | Son-in-law | Office Worker | Indiana |
| 71 | Gertrude E Hays | 38 | Daughter | — | Indiana |
| 72 | Harry E Todd | 43 | Head | Laborer | Indiana |
| 73 | Mary C Todd THIS PERSON | 42 | Wife | — | Indiana |
| 74 | Margaret M Todd | 22 | Daughter | Seamer | Indiana |
| 75 | Cecelia P Todd | 20 | Daughter | Swatching | Indiana |
| 76 | Mildred R Todd | 18 | Daughter | New Worker Stenographer | Indiana |
| 77 | Mary C Todd | 16 | Daughter | — | Indiana |
| 78 | Patricia A Todd | 11 | Daughter | — | Indiana |
| 79 | Otto D Kendrick | 73 | Lodger | Hay & Grain Broker | Indiana |
| 80 | Mayme L Kendrick | 47 | Lodger | — | Indiana |
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)