JG
James Grady — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Franklin-County, Ohio
Our Model Tree links this James Grady across the 1930 and 1940 US Censuses in Franklin-County, Ohio (XGBoost, ~Confirmed) — first a son (b.~1924), then head of a 8-person household.
Age 16
b. ~1924
Male
Son
Born: Ohio
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Franklin-County, Ohio |
| Surname | Grady |
| Given Name | James G. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 16 |
| Marital Status | Single |
| Birthplace | Ohio |
| 1935 Residence (City) | Columbus |
| 1935 Residence (County) | Franklin |
| Additional Details | |
| Highest Grade | H-3 |
| 1935 Residence | Same place |
| Birth State | Ohio |
| Birth Country | United States |
| Birthplace (normalized) | ohio |
| Township / Ward | Columbus |
| Est. Birth Year | ~1924 |
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.
8 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to James | Age | Birth yr |
|---|---|---|---|---|
| Jeremy Grady | Son | — | 12 | ~1928 |
| Janice Grady | Daughter | — | 7 | ~1933 |
| Julian Grady | Son | — | 14 | ~1926 |
| Joanne Grady | Daughter | — | 10 | ~1930 |
| Julia Grady | Spouse | — | 39 | ~1901 |
| James Grady | Head | — | 40 | ~1900 |
| Joseph Grady | Son | — | 1 | ~1939 |
| James Grady | Son | — | 16 | ~1924 |
Census Appearances
1930
Franklin, Ohio
Son, age 5
Franklin, Ohio · implied b. ~1925 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Grady |
| Given Name | James A. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 5 |
| Marital Status | Single |
| Birthplace | Ohio |
| Father's Birthplace | Ohio |
| Mother's Birthplace | Ohio |
| Can Read/Write | Yes |
| Birth State | Ohio |
| Birth Country | United States |
| Birthplace (normalized) | ohio |
1940
Franklin-County, Ohio
Son, age 16
Franklin-County, Ohio · implied b. ~1924 — 8 household members
| Surname | Grady |
| Given Name | James G. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 16 |
| Marital Status | Single |
| Birthplace | Ohio |
| 1935 Residence (City) | Columbus |
| 1935 Residence (County) | Franklin |
| Highest Grade | H-3 |
| 1935 Residence | Same place |
| Birth State | Ohio |
| Birth Country | United States |
| Birthplace (normalized) | ohio |
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 James Grady across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
James Grady
Son · 1940 · age 16 · b. ~1924 · Ohio
★ You are viewing this record
Sibling
Joanne Grady
Sibling · 1940 · age 10
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Julian Grady
Sibling · 1940 · age 14
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Joseph Grady
Sibling · 1940 · age 1
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Janice Grady
Sibling · 1940 · age 7
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Jeremy Grady
Sibling · 1940 · age 12
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 — Franklin-County, Ohio
Open full size
1940 US Federal Census — Franklin-County, Ohio
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-03243-00414)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Wilbur L. Hummel | 48 | Head | Salesman | Ohio |
| 2 | Florence V. Hummel | 58 | Wife | — | Ohio |
| 3 | Mildred A. Hummel | 25 | Daughter | Clerk | Ohio |
| 4 | Frank Wilson | 62 | Lodger | Clerk | Ohio |
| 5 | Charles Caldwell | 67 | Head | — | Ohio |
| 6 | Maude B. Caldwell | 62 | Wife | — | Ohio |
| 7 | Robert Caldwell | 44 | Son | Painter | Ohio |
| 8 | George Henton | 54 | Head | Chipman | Georgia |
| 9 | Lula Henton | 48 | Wife | — | Georgia |
| 10 | Lawrence Henton | 14 | Son | — | Georgia |
| 11 | Myrtle Stewart | 30 | Head | Fancy Stitcher | Ohio |
| 12 | Thomas Dudley | 52 | Head | Laborer | South Carolina |
| 13 | Blanche Dudley | 42 | Wife | Housework | South Carolina |
| 14 | Harry Yocum | 27 | Head | Clerk | Ohio |
| 15 | Thelma Yocum | 27 | Wife | — | Ohio |
| 16 | Frank Yocum | 7 | Son | — | Ohio |
| 17 | Phyllis Yocum | 6 | Daughter | — | Ohio |
| 18 | Robert Yocum | 4 | Son | — | Ohio |
| 19 | Clarence Yocum | 1 | Son | — | Ohio |
| 20 | Virgil Roberts | 54 | Head | Laborer | Kentucky |
| 21 | Lula B. Roberts | 48 | Wife | Cashier | Kentucky |
| 22 | Permelia Roberts | 27 | Daughter | Mechanic | Kentucky |
| 23 | Wayne Roberts | 21 | Son | — | Kentucky |
| 24 | Raymond Roberts | 14 | Son | — | Kentucky |
| 25 | Richard B. Oltman | 40 | Head | Traveling Salesman | Ohio |
| 26 | Naomi Oltman | 32 | Wife | — | Ohio |
| 27 | Dean Oltman | 14 | Son | — | Ohio |
| 28 | Shirley Oltman | 9 | Daughter | — | Ohio |
| 29 | Ronald Oltman | 1 | Son | — | Ohio |
| 30 | Ollie Thomas | 64 | Mother | — | Ohio |
| 31 | Dale Thomas | 37 | Brother | Carpenter | Ohio |
| 32 | Virginia Stevens | 38 | Maid | Housework | West Virginia |
| 33 | James A. Grady | 40 | Head | Special Agent | Ohio |
| 34 | Julia M. Grady | 39 | Wife | — | Ohio |
| 35 | James G. Grady THIS PERSON | 16 | Son | — | Ohio |
| 36 | Julian J. Grady | 14 | Son | — | Ohio |
| 37 | Jeremy Grady | 12 | Son | — | Ohio |
| 38 | Joanne Grady | 10 | Daughter | — | Ohio |
| 39 | Janice Grady | 7 | Daughter | — | Ohio |
| 40 | Joseph Grady | 1 | Son | — | 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)