JG
John Graves — 1940 US Census Record
Linked across censuses1940 United States Federal Census · New-Castle-County, Delaware
Our Model Tree links this John Graves across the 1930 and 1940 US Censuses in New-Castle-County, Delaware (XGBoost, ~Confirmed) — first a son (b.~1928), then head of a 7-person household.
Age 12
b. ~1928
Male
Son
Born: Kansas
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | New-Castle-County, Delaware |
| Surname | Graves |
| Given Name | John M. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 12 |
| Marital Status | Single |
| Birthplace | Kansas |
| 1935 Residence (City) | Cleveland |
| 1935 Residence (County) | Cuyahoga |
| Additional Details | |
| Income (1939) | 0 |
| Highest Grade | 6 |
| 1935 Residence | Ohio |
| Birth State | Kansas |
| Birth Country | United States |
| Birthplace (normalized) | kansas |
| Township / Ward | Eleanor Terrace |
| Est. Birth Year | ~1928 |
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.
7 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to John | Age | Birth yr |
|---|---|---|---|---|
| John Graves | Son | — | 12 | ~1928 |
| Chester Graves | Head | — | 42 | ~1898 |
| Anita Graves | Spouse | — | 40 | ~1900 |
| Agnes Bigley | Other | — | 70 | ~1870 |
| Marilyn Graves | Daughter | — | 16 | ~1924 |
| Harold Graves | Son | — | 18 | ~1922 |
| Marjorie Graves | Daughter | — | 9 | ~1931 |
Census Appearances
1930
New Castle, …
Son, age 2
New Castle, Delaware · implied b. ~1928 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Graves |
| Given Name | John M. |
| Relationship to Head | son |
| Sex | M |
| Color / Race | White |
| Age | 2 |
| Marital Status | Single |
| Birthplace | Kansas |
| Father's Birthplace | Nebraska |
| Mother's Birthplace | Kansas |
| Occupation | none |
| Birth State | Kansas |
| Birth Country | United States |
| Birthplace (normalized) | kansas |
1940
New-Castle-County, Delaware
Son, age 12
New-Castle-County, Delaware · implied b. ~1928 — 7 household members
| Surname | Graves |
| Given Name | John M. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 12 |
| Marital Status | Single |
| Birthplace | Kansas |
| 1935 Residence (City) | Cleveland |
| 1935 Residence (County) | Cuyahoga |
| Income (1939) | 0 |
| Highest Grade | 6 |
| 1935 Residence | Ohio |
| Birth State | Kansas |
| Birth Country | United States |
| Birthplace (normalized) | kansas |
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 John Graves across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
John Graves
Son · 1940 · age 12 · b. ~1928 · Delaware
★ You are viewing this record
Sibling
Marjorie Graves
Sibling · 1940 · age 9
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Marilyn Graves
Sibling · 1940 · age 16
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Harold Graves
Sibling · 1940 · age 18
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 — New-Castle-County, Delaware
Open full size
1940 US Federal Census — New-Castle-County, Delaware
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-00545-00431)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Mary R. Rowan | 61 | Mother-in-law | — | Virginia |
| 2 | Lynda B. Yeatman | 36 | Head | — | Maryland |
| 3 | Charles W. Keenan | 29 | Head | Clerk | Delaware |
| 4 | Naomi B. Keenan | 26 | Wife | — | Delaware |
| 5 | Abbie F. Casey | 41 | Head | Secretary | Delaware |
| 6 | Mary E. Casey | 31 | Sister | Clerk | Delaware |
| 7 | Paul Casey | 21 | Brother | Machine Opertr. | Delaware |
| 8 | Lloyd Kitchel | 41 | Head | General Mgr. | New York |
| 9 | Helen W. Kitchel | 39 | Wife | — | New York |
| 10 | Helen L. Kitchel | 17 | Daughter | — | Long Island |
| 11 | William L. Kitchel | 10 | Son | — | New York |
| 12 | Robert W. Kitchel | 9 | Son | — | Long Island |
| 13 | Leslie J. Morton | 35 | Servant | Servant | Virginia |
| 14 | Marion H. Morton | 25 | Servant | Servant | Virginia |
| 15 | Carl E. W. Hauger | 27 | Head | Bookkeeper | Delaware |
| 16 | Doris R. Hauger | 26 | Wife | Punch Operator | Maryland |
| 17 | Hyland B. Lymans | 27 | Head | Clerk | Delaware |
| 18 | Marion S. Lymans | 29 | Wife | Stenographer | Delaware |
| 19 | Mary J. Gambreau | 48 | Head | Distributor | Missouri |
| 20 | Charles F. Smith | 32 | Head | Fireman | West Virginia |
| 21 | Dorothy W. Smith | 31 | Wife | Operator | Pennsylvania |
| 22 | Florence M. Lewis | 38 | Head | — | New York |
| 23 | Paul L. Jr. Lewis | 5 | Son | — | New York |
| 24 | Lucy Hastings | 53 | Lodger | Bacteriologist | Maryland |
| 25 | Gottlieb O. Laban | 18 | Head | Gardener | Germany |
| 26 | Ernest J. Turner | 43 | Head | Purchasing Agent | Maine |
| 27 | Alta D. Turner | 43 | Wife | — | Maine |
| 28 | Louise C. Turner | 10 | Daughter | — | Michigan |
| 29 | Nellie B. Turner | 78 | Mother | — | Maine |
| 30 | Lillian Crockett | 18 | Servant | Maid | Maine |
| 31 | Chester E. Graves | 42 | Head | Plant Pathologist | Rhode Island |
| 32 | Anita K. Q. Graves | 40 | Wife | — | Kansas |
| 33 | Harold L. Graves | 18 | Son | — | Kansas |
| 34 | Marilyn Graves | 16 | Daughter | — | Kansas |
| 35 | John M. Graves THIS PERSON | 12 | Son | — | Kansas |
| 36 | Marjorie Graves | 9 | Daughter | — | Delaware |
| 37 | Agnes Bigley | 70 | Mother | — | New York |
| 38 | Lewis C. Parker | 38 | Head | Salesman | New York |
| 39 | Mildred H. Parker | 36 | Wife | — | New York |
| 40 | Charles C. Parker | 15 | Son | — | Pennsylvania |
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)