JP
John Preston — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Franklin-County, Ohio
Our Model Tree links this John Preston across the 1930 and 1940 US Censuses in Franklin-County, Ohio (XGBoost, ~Confirmed) — first a son (b.~1928), then head of a 6-person household.
Age 12
b. ~1928
Male
Son
Born: Ohio
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Franklin-County, Ohio |
| Surname | Preston |
| Given Name | John P. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 12 |
| Marital Status | Single |
| Birthplace | Ohio |
| 1935 Residence (City) | Columbus |
| 1935 Residence (County) | Franklin |
| Additional Details | |
| Income (1939) | 0 |
| Highest Grade | 6 |
| 1935 Residence | Same place |
| Birth State | Ohio |
| Birth Country | United States |
| Birthplace (normalized) | ohio |
| Township / Ward | Columbus |
| 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.
6 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to John | Age | Birth yr |
|---|---|---|---|---|
| Lawrence Preston | Son | — | 18 | ~1922 |
| Richard Preston | Son | — | 15 | ~1925 |
| Lillian Preston | Spouse | — | 48 | ~1892 |
| John Preston | Son | — | 12 | ~1928 |
| Martha Preston | Daughter | — | 25 | ~1915 |
| Caroline Preston | Daughter | — | 14 | ~1926 |
Census Appearances
1930
Franklin, Ohio
Son, age 2
Franklin, Ohio · implied b. ~1928 — 11 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Preston |
| Given Name | John |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 2 |
| Marital Status | Single |
| Birthplace | Ohio |
| Father's Birthplace | Ohio |
| Mother's Birthplace | Illinois |
| Occupation | none |
| Birth State | Ohio |
| Birth Country | United States |
| Birthplace (normalized) | ohio |
1940
Franklin-County, Ohio
Son, age 12
Franklin-County, Ohio · implied b. ~1928 — 6 household members
| Surname | Preston |
| Given Name | John P. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 12 |
| Marital Status | Single |
| Birthplace | Ohio |
| 1935 Residence (City) | Columbus |
| 1935 Residence (County) | Franklin |
| Income (1939) | 0 |
| Highest Grade | 6 |
| 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 John Preston across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
John Preston
Son · 1940 · age 12 · b. ~1928 · Ohio
★ You are viewing this record
Sibling
Richard Preston
Sibling · 1940 · age 15
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Martha Preston
Sibling · 1940 · age 25
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Caroline Preston
Sibling · 1940 · age 14
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Lawrence Preston
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 — 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-t0627-03247-00056)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Lillian S. Preston | 48 | Wife | — | Illinois |
| 42 | Martha Preston | 25 | Daughter | Inspector | Ohio |
| 43 | Lawrence Preston | 18 | Son | — | Ohio |
| 44 | Richard Preston | 15 | Son | — | Ohio |
| 45 | Caroline J. Preston | 14 | Daughter | — | Ohio |
| 46 | John P. Preston THIS PERSON | 12 | Son | — | Ohio |
| 47 | Thomas Ruddy | 46 | Head | Laborer | Ireland |
| 48 | Mary Ruddy | 39 | Wife | — | Ireland |
| 49 | Martin J. Ruddy | 11 | Son | — | Ohio |
| 50 | John Ruddy | 10 | Son | — | Ohio |
| 51 | Sarah Ann Ruddy | 8 | Daughter | — | Ohio |
| 52 | Mary Ellen Ruddy | 5 | Daughter | — | Ohio |
| 53 | Ross Moore | 52 | Head | Molder | Indiana |
| 54 | Laura Moore | 51 | Wife | — | Indiana |
| 55 | Theron Moore | 20 | Son | Boilermaker Helper | Ohio |
| 56 | Louise Moore | 19 | Daughter in law | Waitress | Ohio |
| 57 | Carl Mainetti | 72 | Head | — | Italy |
| 58 | Maggie Mainetti | 56 | Wife | — | Ohio |
| 59 | Gabbilio Mainetti | 48 | Son | Proprietor | Italy |
| 60 | Frances Mainetti | 35 | Daughter in law | — | Ohio |
| 61 | Herbert Razza | 33 | Head | Proprietor | Ohio |
| 62 | Agnes Razza | 32 | Wife | — | Ohio |
| 63 | James Razza | 6 | Son | — | Ohio |
| 64 | Donna Razza | 1 | Daughter | — | Ohio |
| 65 | Otto Ghessierer | 55 | Head | Finisher | Germany |
| 66 | Lina Ghessierer | 50 | Wife | — | Germany |
| 67 | Otto W. Ghessierer | 24 | Son | Warehouse Man | New York |
| 68 | Henry Ghessierer | 21 | Son | Truck Driver | Ohio |
| 69 | Jack Potts | 26 | Son in law | Truck Driver | Illinois |
| 70 | Eloise Potts | 23 | Daughter | Waitress | Ohio |
| 71 | Nancy Lee Potts | 0 | Granddaughter | — | Ohio |
| 72 | Margaret Hamilton | 42 | Head | — | Ohio |
| 73 | Fred Borer | 39 | Head | Bus Driver | Ohio |
| 74 | Mildred Borer | 38 | Wife | — | Ohio |
| 75 | Louise Borer | 17 | Daughter | — | Ohio |
| 76 | Arthur Case | 43 | Head | Grinder | Ohio |
| 77 | Ruth Case | 40 | Wife | — | Ohio |
| 78 | William Case | 21 | Son | Laborer | Ohio |
| 79 | Helen Case | 18 | Daughter | New Worker | Ohio |
| 80 | Arthur Jr. Case | 15 | Son | — | Ohio |
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)