JI
John Irwin — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Pickaway-County, Ohio
Our Model Tree links this John Irwin across the 1930 and 1940 US Censuses in Pickaway-County, Ohio (XGBoost, ~Confirmed) — first a son (b.~1928), then head of a 5-person household.
Age 12
b. ~1928
Male
Son
Born: Ohio
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Pickaway-County, Ohio |
| Surname | Irwin |
| Given Name | John E |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 12 |
| Marital Status | Single |
| Birthplace | Ohio |
| 1935 Residence (City) | North Ashville |
| 1935 Residence (County) | Pickaway |
| Additional Details | |
| Highest Grade | S 7 |
| 1935 Residence | Same place |
| Birth State | Ohio |
| Birth Country | United States |
| Birthplace (normalized) | ohio |
| Township / Ward | North Ashville |
| 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.
5 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to John | Age | Birth yr |
|---|---|---|---|---|
| Edwin Irwin | Head | — | 35 | ~1905 |
| Delight Irwin | Spouse | — | 36 | ~1904 |
| Helen Irwin | Daughter | — | 13 | ~1927 |
| James Irwin | Son | — | 11 | ~1929 |
| John Irwin | Son | — | 12 | ~1928 |
Census Appearances
1930
Pickaway, Ohio
Son, age 2
Pickaway, Ohio · implied b. ~1928 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Irwin |
| Given Name | John E. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 2 |
| Marital Status | Single |
| Birthplace | Ohio |
| Father's Birthplace | Ohio |
| Mother's Birthplace | Ohio |
| Birth State | Ohio |
| Birth Country | United States |
| Birthplace (normalized) | ohio |
1940
Pickaway-County, Ohio
Son, age 12
Pickaway-County, Ohio · implied b. ~1928 — 5 household members
| Surname | Irwin |
| Given Name | John E |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 12 |
| Marital Status | Single |
| Birthplace | Ohio |
| 1935 Residence (City) | North Ashville |
| 1935 Residence (County) | Pickaway |
| Highest Grade | S 7 |
| 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 Irwin across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
John Irwin
Son · 1940 · age 12 · b. ~1928 · Ohio
★ You are viewing this record
Sibling
James Irwin
Sibling · 1940 · age 11
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Helen Irwin
Sibling · 1940 · age 13
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 — Pickaway-County, Ohio
Open full size
1940 US Federal Census — Pickaway-County, Ohio
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-03128-00351)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Edwin W Irwin | 35 | Head | Teacher | Ohio |
| 2 | Delight M Irwin | 36 | Wife | — | Ohio |
| 3 | Helen E Irwin | 13 | Daughter | — | Ohio |
| 4 | John E Irwin THIS PERSON | 12 | Son | — | Ohio |
| 5 | James E Irwin | 11 | Son | — | Ohio |
| 6 | Clarence O Rush | 43 | Head | Salesman | Ohio |
| 7 | Gladys N Rush | 36 | Wife | — | Ohio |
| 8 | Charice D Rush | 16 | Son | — | Ohio |
| 9 | Charles A Rush | 81 | Head | — | Ohio |
| 10 | Sarah A Rush | 64 | Wife | — | Ohio |
| 11 | Georgia R Pettibone | 39 | Head | Laundress | Ohio |
| 12 | Paul E Pettibone | 14 | Son | — | Ohio |
| 13 | Kenneth S Hibber | 39 | Head | Fireman | Massachusetts |
| 14 | Marion J Hibber | 37 | Wife | — | Massachusetts |
| 15 | Hellen M Hibber | 18 | Daughter | — | Massachusetts |
| 16 | Beatrice E Hibber | 17 | Daughter | — | Massachusetts |
| 17 | Mildred E Hibber | 15 | Daughter | — | Massachusetts |
| 18 | Leon M Hibber | 14 | Son | — | Massachusetts |
| 19 | Edward H Hibber | 10 | Son | — | Ohio |
| 20 | Mary A Hibber | 9 | Daughter | — | Ohio |
| 21 | Elmer J Malone | 57 | Head | Electrician | Iowa |
| 22 | Lula M Malone | 53 | Wife | — | Ohio |
| 23 | Glen C Malone | 28 | Son | — | Ohio |
| 24 | Elmer J Jr Malone | 9 | Son | — | Ohio |
| 25 | Elizabeth W Heid | 24 | Daughter | Typist | Ohio |
| 26 | Frances P Heid | 19 | Son | Clerk | Ohio |
| 27 | — | None | — | — | — |
| 28 | Donald H Wean | 24 | Head | Telegrapher | Ohio |
| 29 | Vergie L Wean | 20 | Wife | — | Ohio |
| 30 | William H Wean | 64 | Head | Farmer | Ohio |
| 31 | Maud K Wean | 64 | Wife | Housekeeper | Ohio |
| 32 | Georgia V Wean | 36 | Daughter | Glassware Decorator | Ohio |
| 33 | Glenn Goldaberry | 22 | Head | Cement Worker | Ohio |
| 34 | Freda N Goldaberry | 17 | Wife | — | Ohio |
| 35 | Margaret N Clips | 76 | Head | — | Ohio |
| 36 | Samuel T Ryan | 65 | Head | — | Ohio |
| 37 | Daniel V Metz | 39 | Head | Shovel | Ohio |
| 38 | Cleata V Metz | 39 | Wife | — | Ohio |
| 39 | Irene C Metz | 19 | Daughter | — | Ohio |
| 40 | Wavolene M Metz | 17 | Daughter | — | 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)