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Martha Gray — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Madison-County, Indiana
Our Model Tree links this Martha Gray across the 1930 and 1940 US Censuses in Madison-County, Indiana (XGBoost, ~Confirmed) — first a spouse (b.~1906), then head of a 5-person household.
Age 34
b. ~1906
Female
Spouse
Born: Indiana
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Madison-County, Indiana |
| Surname | Gray |
| Given Name | Martha |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 34 |
| Marital Status | Married |
| Birthplace | Indiana |
| 1935 Residence (City) | Anderson City |
| 1935 Residence (County) | Madison |
| Additional Details | |
| Class of Worker | 0 |
| Hours Worked | 0 |
| Highest Grade | H-4 |
| 1935 Residence | Same house |
| Birth State | Indiana |
| Birth Country | United States |
| Birthplace (normalized) | indiana |
| Township / Ward | Anderson City |
| Est. Birth Year | ~1906 |
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.
5 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Martha | Age | Birth yr |
|---|---|---|---|---|
| Harold Gray | Head | — | 36 | ~1904 |
| Jerold Gray | Son | — | 3 | ~1937 |
| Joan Gray | Daughter | — | 12 | ~1928 |
| Louise Gray | Daughter | — | 9 | ~1931 |
| Martha Gray | Spouse | — | 34 | ~1906 |
Census Appearances
1930
Madison, Indiana
Other, age 24
Madison, Indiana · implied b. ~1906 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Gray |
| Given Name | Martha |
| Relationship to Head | Wife-H |
| Sex | F |
| Color / Race | White |
| Age | 24 |
| Marital Status | Married |
| Birthplace | Indiana |
| Age at First Marriage | 20 |
| Father's Birthplace | Indiana |
| Mother's Birthplace | Ohio |
| Occupation | none |
| Can Read/Write | Yes |
| Birth State | Indiana |
| Birth Country | United States |
| Birthplace (normalized) | indiana |
1940
Madison-County, Indiana
Spouse, age 34
Madison-County, Indiana · implied b. ~1906 — 5 household members
| Surname | Gray |
| Given Name | Martha |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 34 |
| Marital Status | Married |
| Birthplace | Indiana |
| 1935 Residence (City) | Anderson City |
| 1935 Residence (County) | Madison |
| Class of Worker | 0 |
| Hours Worked | 0 |
| Highest Grade | H-4 |
| 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 Martha Gray across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Martha Gray
Spouse · 1940 · age 34 · b. ~1906 · Indiana
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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 — Madison-County, Indiana
Open full size
1940 US Federal Census — Madison-County, Indiana
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01072-00517)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Mary Duesenberry | 22 | Wife | — | Ohio |
| 2 | James Jr. Duesenberry | 2 | Son | — | Indiana |
| 3 | Earl Corwin | 52 | Head | Gas Plant | Indiana |
| 4 | Gertrude Corwin | 51 | Wife | — | Indiana |
| 5 | Bert Corwin | 28 | Son | Asst. Foreman | Indiana |
| 6 | Esther Corwin | 23 | Daughter | Line Operator | Indiana |
| 7 | Allen Corwin | 18 | Son | New Worker | Indiana |
| 8 | John Finley | 65 | Head | Retired Soldier | New York |
| 9 | Anna Finley | 49 | Wife | — | Illinois |
| 10 | Jester John Finley | 20 | Son | — | Indiana |
| 11 | Dearmond, J.P. Finley | 18 | Son | — | Indiana |
| 12 | Martha Finley | 14 | Daughter | — | Indiana |
| 13 | Frank Finley | 12 | Son | — | Indiana |
| 14 | Vernal Fletcher | 41 | Head | Manager | Indiana |
| 15 | Ethel Fletcher | 38 | Wife | — | Indiana |
| 16 | James Fletcher | 2 | Son | — | Indiana |
| 17 | Harry Branch | 59 | Head | Salesman | Indiana |
| 18 | Gertrude W. Branch | 56 | Wife | — | Indiana |
| 19 | Charles Libler | 42 | Head | Yard Man | Indiana |
| 20 | Gertrude I Libler | 43 | Wife | — | Indiana |
| 21 | Gertrude R Libler | 22 | Daughter | Registered Nurse | Pennsylvania |
| 22 | Charles Jr Libler | 18 | Son | New Worker | Indiana |
| 23 | Betty Libler | 10 | Daughter | — | Indiana |
| 24 | David Thomas | 31 | Head | — | Kentucky |
| 25 | Dorothy Thomas | 30 | Wife | Mechanic | Kentucky |
| 26 | David Cooper Thomas | 9 | Son | — | Kentucky |
| 27 | Patilla Thomas | 6 | Daughter | — | Kentucky |
| 28 | Barbara Kay Thomas | 2 | Daughter | — | Indiana |
| 29 | Bertha Adams | 54 | Head | Proprietor Cashier | Indiana |
| 30 | Dale Strange | 33 | Son-in-law | Automatic Operator | Indiana |
| 31 | Maxine Strange | 34 | Daughter | Beautician | Indiana |
| 32 | Patricia Strange | 12 | Granddaughter | — | Indiana |
| 33 | Richard M Strange | 4 | Grandson | — | Indiana |
| 34 | Harold Gray | 36 | Head | Tool Grinder | Tennessee |
| 35 | Martha Gray THIS PERSON | 34 | Wife | — | Indiana |
| 36 | Joan Gray | 12 | Daughter | — | Indiana |
| 37 | Louise Gray | 9 | Daughter | — | Indiana |
| 38 | Jerold Gray | 3 | Son | — | Indiana |
| 39 | Charles Mccoy | 28 | Head | Supervisor | Kentucky |
| 40 | Helen Mccoy | 28 | Wife | — | 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)