SG
Sarah Gray — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Marion-County, Indiana
Our Model Tree links this Sarah Gray across the 1910, 1920, 1930 and 1940 US Censuses in Marion-County, Indiana (XGBoost, ~Confirmed) — first a spouse (b.~1883), then head of a 4-person household.
Age 57
b. ~1883
Female
Spouse
Born: Indiana
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Marion-County, Indiana |
| Surname | Gray |
| Given Name | Sarah O. |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 57 |
| Marital Status | Married |
| Birthplace | Indiana |
| 1935 Residence (City) | Indianapolis |
| 1935 Residence (County) | Marion |
| Additional Details | |
| Industry | 0 |
| Highest Grade | 7 |
| 1935 Residence | Same house |
| Birth State | Indiana |
| Birth Country | United States |
| Birthplace (normalized) | indiana |
| Township / Ward | Indianapolis |
| Est. Birth Year | ~1883 |
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.
4 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Sarah | Age | Birth yr |
|---|---|---|---|---|
| Florence Gray | Daughter | — | 27 | ~1913 |
| Jeanet Gray | Daughter | — | 24 | ~1916 |
| Frank Gray | Head | — | 63 | ~1877 |
| Sarah Gray | Spouse | — | 57 | ~1883 |
Census Appearances
1910
Marion, Indiana
Spouse, age 21
Marion, Indiana · implied b. ~1889 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Gray |
| Given Name | Sarah |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 21 |
| Marital Status | Married |
| Birthplace | Indiana |
| Years Married | 3 |
| Children Born | 1 |
| Children Living | 1 |
| Father's Birthplace | Ger German |
| Mother's Birthplace | Indiana |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | English |
| Birth State | Indiana |
| Birth Country | United States |
| Birthplace (normalized) | indiana |
1920
Marion, Indiana
Spouse, age 32
Marion, Indiana · implied b. ~1888 — 9 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Gray |
| Given Name | Sarah |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 32 |
| Marital Status | Married |
| Birthplace | Indiana |
| Father's Birthplace | Germany |
| Mother's Birthplace | Indiana |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Mother Tongue | German |
| Birth State | Indiana |
| Birth Country | United States |
| Birthplace (normalized) | indiana |
1930
Marion, Indiana
Other, age 42
Marion, Indiana · implied b. ~1888 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Gray |
| Given Name | Sarah |
| Relationship to Head | Wife-H |
| Sex | F |
| Color / Race | White |
| Age | 42 |
| Marital Status | Married |
| Birthplace | Indiana |
| Age at First Marriage | 18 |
| Father's Birthplace | Germany |
| Mother's Birthplace | Indiana |
| Can Read/Write | Yes |
| Birth State | Indiana |
| Birth Country | United States |
| Birthplace (normalized) | indiana |
1940
Marion-County, Indiana
Spouse, age 57
Marion-County, Indiana · implied b. ~1883 — 4 household members
| Surname | Gray |
| Given Name | Sarah O. |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 57 |
| Marital Status | Married |
| Birthplace | Indiana |
| 1935 Residence (City) | Indianapolis |
| 1935 Residence (County) | Marion |
| Industry | 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 Sarah Gray across 4 US Census years (1910, 1920, 1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Sarah Gray
Spouse · 1940 · age 57 · b. ~1883 · 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-t0627-01122-00826)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Elizabeth Ziegner | 20 | Daughter | Clerical | Indiana |
| 42 | John Stout | 64 | Father | — | Indiana |
| 43 | Frank Gray | 63 | Head | Brick Mason | Indiana |
| 44 | Sarah O. Gray THIS PERSON | 57 | Wife | — | Indiana |
| 45 | Florence Gray | 27 | Daughter | Typist | Indiana |
| 46 | Jeanet Gray | 24 | Daughter | — | Indiana |
| 47 | Maxine S. Moyler | 42 | Head | — | Indiana |
| 48 | Ralph Moyler | 20 | Son | — | Indiana |
| 49 | Dorothy Moyler | 18 | Daughter | — | Indiana |
| 50 | Louise Moyler | 16 | Daughter | — | Indiana |
| 51 | Russell R. Harrell | 45 | Head | Maintenance | Indiana |
| 52 | Garnet Harrell | 42 | Wife | — | Indiana |
| 53 | Virginia Coffin | 20 | Daughter | Saleslady | Indiana |
| 54 | Son Richard | None | M | Building Construction | — |
| 55 | Charles Rawlings | 74 | Father-in-law | — | Indiana |
| 56 | Ernest H. Waltrop | 37 | Head | Truck Driver | Indiana |
| 57 | Frieda Waltrop | 33 | Wife | — | Indiana |
| 58 | Ernest Jr. Waltrop | 11 | Son | — | Indiana |
| 59 | Doris Waltrop | 10 | Daughter | — | Indiana |
| 60 | Donald Waltrop | 4 | Son | — | Indiana |
| 61 | Richard Waltrop | 3 | Son | — | Indiana |
| 62 | John Waltrop | 76 | Father | — | Indiana |
| 63 | John Bennett | 37 | Head | Shipping Clerk | Indiana |
| 64 | Mae Bennett | 35 | Wife | — | Indiana |
| 65 | Harold Bennett | 23 | Son | C.C.C. | Indiana |
| 66 | Betty Bennett | 14 | Daughter | — | Indiana |
| 67 | John O'Neil | 44 | Head | Foreman | Indiana |
| 68 | Mary D. O'Neil | 40 | Wife | — | Indiana |
| 69 | Juanita O'Neil | 17 | Daughter | Stenographer | Indiana |
| 70 | Ruth L. O'Neil | 16 | Daughter | Cost Clerk | Indiana |
| 71 | John E. Chambers | 52 | Head | Field Dealer | North Dakota |
| 72 | Allie S. Chambers | 72 | Wife | — | Iowa |
| 73 | Rebecca Chambers | 70 | Mother | — | Iowa |
| 74 | Rockefeller Gladys | 46 | Lodger | Saleslady | Indiana |
| 75 | Merrill Rockefeller | 23 | Lodger | Salesman | Indiana |
| 76 | John O. Lawles | 37 | Head | Secretary | Indiana |
| 77 | Mabel Lawles | 36 | Wife | — | Indiana |
| 78 | John Jr. Lawles | 11 | Son | — | Indiana |
| 79 | Delores Jean Lawles | 8 | Daughter | — | Indiana |
| 80 | Forrest Davidson | 32 | Head | Clerk | Ohio |
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)