JI
John Irwin — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Franklin-County, Ohio
Our Model Tree links this John Irwin across the 1930 and 1940 US Censuses in Franklin-County, Ohio (XGBoost, ~Confirmed) — first a head (b.~1867), then head of a 5-person household.
Age 73
b. ~1867
Male
Head
Born: Ohio
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Franklin-County, Ohio |
| Surname | Irwin |
| Given Name | John Q. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 73 |
| Marital Status | Married |
| Birthplace | Ohio |
| 1935 Residence (City) | Westerville |
| 1935 Residence (County) | Franklin |
| Additional Details | |
| Hours Worked | 0 |
| Highest Grade | 8 |
| 1935 Residence | Ohio |
| Birth State | Ohio |
| Birth Country | United States |
| Birthplace (normalized) | ohio |
| Township / Ward | Sharon Twp |
| Est. Birth Year | ~1867 |
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.
5 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to John | Age | Birth yr |
|---|---|---|---|---|
| Fulton Irwin | Son | — | 21 | ~1919 |
| Dorothy Irwin | Daughter | — | 13 | ~1927 |
| John Irwin | Head | — | 73 | ~1867 |
| Ida Irwin | Spouse | — | 57 | ~1883 |
| Helen Grants | Daughter | — | 3 | ~1937 |
Census Appearances
1930
Franklin, Ohio
Head, age 60
Franklin, Ohio · implied b. ~1870 — 8 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Irwin |
| Given Name | John J |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 60 |
| Marital Status | Married |
| Birthplace | Ohio |
| Age at First Marriage | 22 |
| Father's Birthplace | Ireland-Free State |
| Mother's Birthplace | Ireland-Free State |
| Occupation | Monitor |
| Industry | Railroad |
| Class of Worker | W |
| Can Read/Write | Yes |
| Home Owned/Rented | R |
| Home Value / Rent | 45 |
| Radio Set | R |
| Birth State | Ohio |
| Birth Country | United States |
| Birthplace (normalized) | ohio |
1940
Franklin-County, Ohio
Head, age 73
Franklin-County, Ohio · implied b. ~1867 — 5 household members
| Surname | Irwin |
| Given Name | John Q. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 73 |
| Marital Status | Married |
| Birthplace | Ohio |
| 1935 Residence (City) | Westerville |
| 1935 Residence (County) | Franklin |
| Hours Worked | 0 |
| Highest Grade | 8 |
| 1935 Residence | Ohio |
| 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 Irwin across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
John Irwin
Head · 1940 · age 73 · b. ~1867 · Ohio
★ 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 — 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-t0627-03070-00436)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Beverly J. Burke | 8 | daughter | — | Ohio |
| 2 | James L. Burke | 4 | son | — | Ohio |
| 3 | Ronald J. Corey | 34 | Head | Public Accountant | Ohio |
| 4 | Gertrude E. Corey | 36 | wife | Public Accountant | New Hampshire |
| 5 | Wendell O. Austin | 17 | Head | — | Massachusetts |
| 6 | Charles F. Schlegel | 66 | father-in-law | — | Rhode Island |
| 7 | Homer A. Shiflet | 55 | Head | Inspector | Ohio |
| 8 | Minnie Shiflet | 41 | wife | — | Virginia |
| 9 | Homer A. Jr. Shiflet | 19 | son | Hired Hand | West Virginia |
| 10 | William M. Shiflet | 16 | son | — | Virginia |
| 11 | Betty A. Shiflet | 12 | daughter | — | Virginia |
| 12 | Robert Schaeffer | 30 | Head | Salesman | Ohio |
| 13 | Lucile Schaeffer | 40 | wife | — | Ohio |
| 14 | Bob Robert Bischoff | 15 | Step-son | — | Ohio |
| 15 | Bruce Bischoff | 13 | Step-son | — | Ohio |
| 16 | Jack Bischoff | 11 | Step-son | — | Ohio |
| 17 | Charles E. Butterfield | 29 | Head | Inspector | Ohio |
| 18 | Ellen Butterfield | 26 | wife | — | Oklahoma |
| 19 | Edwin Butterfield | 6 | son | — | Ohio |
| 20 | Robert A. Pressey | 33 | Head | Representative | Ohio |
| 21 | Betty Pressey | 31 | wife | — | Colorado |
| 22 | Robert C. Pressey | 6 | son | — | Ohio |
| 23 | Thomas F. Pressey | 5 | son | — | California |
| 24 | Earl C. Wood | 58 | father | Doctor | Ohio |
| 25 | Vivian Wood | 55 | mother | — | Ohio |
| 26 | William L. Smith | 38 | Head | Mail Carrier | Ohio |
| 27 | Mahene Smith | 29 | wife | — | Ohio |
| 28 | Arthur Baker | 23 | Head | Cableman | Ohio |
| 29 | Nellie Baker | 57 | mother | — | Ohio |
| 30 | Bernadine Baker | 30 | sister | — | Ohio |
| 31 | John Q. Irwin THIS PERSON | 73 | Head | — | Ohio |
| 32 | Ida C. Irwin | 57 | wife | — | Ohio |
| 33 | Fulton Irwin | 21 | son | Station Agent | Ohio |
| 34 | Dorothy Irwin | 13 | daughter | — | Ohio |
| 35 | Helen Grants | 3 | daughter | — | Ohio |
| 36 | John M. Varen | 35 | Head | Attorney | Ohio |
| 37 | Molly Varen | 26 | wife | Manager | Ohio |
| 38 | Anna Wagner | 49 | maid | Maid | Ohio |
| 39 | Marion E. Lazelle | 37 | Head | Hired Hand | Ohio |
| 40 | Della R. Lazelle | 37 | wife | — | 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)