JH
John Hammond — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Putnam-County, Indiana
Our Model Tree links this John Hammond across the 1930 and 1940 US Censuses in Putnam-County, Indiana (XGBoost, ~Confirmed) — first a son (b.~1928), then head of a 12-person household.
Age 12
b. ~1928
Male
Son
Born: Indiana
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Putnam-County, Indiana |
| Surname | Hammond |
| Given Name | John |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 12 |
| Marital Status | Single |
| Birthplace | Indiana |
| 1935 Residence (City) | Washington Twp. |
| 1935 Residence (County) | Putnam |
| Additional Details | |
| Highest Grade | 7 |
| 1935 Residence | Same house |
| Birth State | Indiana |
| Birth Country | United States |
| Birthplace (normalized) | indiana |
| Township / Ward | Washington Twp |
| 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.
12 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to John | Age | Birth yr |
|---|---|---|---|---|
| Betty Hammond | Daughter | — | 15 | ~1925 |
| Helen Hammond | Daughter | — | 8 | ~1932 |
| Virginia Hammond | Daughter | — | 6 | ~1934 |
| Patricia Hammond | Daughter | — | 4 | ~1936 |
| Nancy Hammond | Daughter | — | ~1940 | |
| Peggy Hammond | Daughter | — | 2 | ~1938 |
| Mary Hammond | Daughter | — | 15 | ~1925 |
| Raymond Hammond | Head | — | 48 | ~1892 |
| John Hammond | Son | — | 12 | ~1928 |
| William Hammond | Son | — | 10 | ~1930 |
| Joseph Hammond | Son | — | 16 | ~1924 |
| Ruth Hammond | Spouse | — | 37 | ~1903 |
Census Appearances
1930
Putnam, Indiana
Son, age 3
Putnam, Indiana · implied b. ~1927 — 11 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Hammond |
| Given Name | John R. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 3 |
| Marital Status | Single |
| Birthplace | Indiana |
| Father's Birthplace | Indiana |
| Mother's Birthplace | Indiana |
| Birth State | Indiana |
| Birth Country | United States |
| Birthplace (normalized) | indiana |
1940
Putnam-County, Indiana
Son, age 12
Putnam-County, Indiana · implied b. ~1928 — 12 household members
| Surname | Hammond |
| Given Name | John |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 12 |
| Marital Status | Single |
| Birthplace | Indiana |
| 1935 Residence (City) | Washington Twp. |
| 1935 Residence (County) | Putnam |
| 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 John Hammond across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
John Hammond
Son · 1940 · age 12 · b. ~1928 · Indiana
★ You are viewing this record
Sibling
Peggy Hammond
Sibling · 1940 · age 2
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Patricia Hammond
Sibling · 1940 · age 4
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
William Hammond
Sibling · 1940 · age 10
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Nancy Hammond
Sibling · 1940 · age
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Betty Hammond
Sibling · 1940 · age 15
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Joseph Hammond
Sibling · 1940 · age 16
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Helen Hammond
Sibling · 1940 · age 8
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Mary Hammond
Sibling · 1940 · age 15
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Virginia Hammond
Sibling · 1940 · age 6
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 — Putnam-County, Indiana
Open full size
1940 US Federal Census — Putnam-County, Indiana
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01088-00966)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Hallie Ingraham | 64 | Head | — | Indiana |
| 42 | Elizabeth Hannick | 85 | Mother | — | Indiana |
| 43 | Fred Harris | 53 | Head | — | Indiana |
| 44 | Charlotte Harris | 56 | Wife | — | Indiana |
| 45 | E. R. Hauck | 71 | Head | Farmer | Indiana |
| 46 | Maude Hauck | 69 | Wife | — | Indiana |
| 47 | Frank Collins | 61 | Head | Farmer | Indiana |
| 48 | Ada Collins | 60 | Wife | — | Indiana |
| 49 | Arthur C. Collins | 36 | Son | Farmer | Indiana |
| 50 | Martha Collins | 30 | Daughter-in-law | — | Indiana |
| 51 | Joseph Collins | 5 | Grandson | — | Indiana |
| 52 | James Collins | 3 | Grandson | — | Indiana |
| 53 | John Collins | 2 | Grandson | — | Indiana |
| 54 | George Friend | 31 | Head | Landscape | Indiana |
| 55 | Esther Friend | 31 | Wife | — | Indiana |
| 56 | Richard Friend | 4 | Son | — | Indiana |
| 57 | Joseph Friend | 1 | Son | — | Indiana |
| 58 | John Friend | 71 | Head | Landscape | Indiana |
| 59 | Anna Friend | 66 | Wife | — | Kentucky |
| 60 | Raymond Hammond | 48 | Head | Roller | Indiana |
| 61 | Ruth Hammond | 37 | Wife | — | Indiana |
| 62 | Betty Hammond | 15 | Daughter | — | Indiana |
| 63 | Joseph Hammond | 16 | Son | — | Indiana |
| 64 | Mary Francis Hammond | 15 | Daughter | — | Indiana |
| 65 | John Hammond THIS PERSON | 12 | Son | — | Indiana |
| 66 | William Hammond | 10 | Son | — | Indiana |
| 67 | Helen Hammond | 8 | Daughter | — | Indiana |
| 68 | Virginia Hammond | 6 | Daughter | — | Indiana |
| 69 | Patricia Hammond | 4 | Daughter | — | Indiana |
| 70 | Peggy Ann Hammond | 2 | Daughter | — | Indiana |
| 71 | Nancy Ellen Hammond | 0 | Daughter | — | Indiana |
| 72 | Robert Lewis | 28 | Head | Farming | Indiana |
| 73 | Ruth Lewis | 24 | Wife | — | Indiana |
| 74 | Claude Young | 60 | Head | Farmer | Indiana |
| 75 | Lacey Clerk | 57 | Head | Farmer | Indiana |
| 76 | Myra Clerk | 52 | Wife | — | Indiana |
| 77 | Sara Jane Clerk | 26 | Daughter | Bookkeeping | Indiana |
| 78 | James Clerk | 23 | Son | — | Indiana |
| 79 | Ruth Clerk | 19 | Daughter | — | Indiana |
| 80 | James Shelton | 81 | Head | — | Indiana |
Related Census Records
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)