JF
John Fitzgerald — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Ashtabula-County, Ohio
Our Model Tree links this John Fitzgerald across the 1930 and 1940 US Censuses in Ashtabula-County, Ohio (XGBoost, ~Confirmed) — first a son (b.~1912), then head of a 13-person household.
Age 28
b. ~1912
Male
Son
Born: Ohio
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Ashtabula-County, Ohio |
| Surname | Fitzgerald |
| Given Name | John L |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 28 |
| Marital Status | Single |
| Birthplace | Ohio |
| 1935 Residence (City) | Ashtabula City |
| 1935 Residence (County) | Ashtabula |
| Additional Details | |
| Occupation | Clerk |
| Industry | Ordinance Dept US War Department |
| Class of Worker | GW |
| Hours Worked | 40 |
| Income (1939) | 702 |
| Highest Grade | C 1 |
| 1935 Residence | Same place |
| Birth State | Ohio |
| Birth Country | United States |
| Birthplace (normalized) | ohio |
| Occupation | Clerk |
| Township / Ward | Ashtabula City |
| Est. Birth Year | ~1912 |
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.
13 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to John | Age | Birth yr |
|---|---|---|---|---|
| Elizabeth Fitzgerald | Daughter | — | 22 | ~1918 |
| Mary Fitzgerald | Daughter | — | 22 | ~1918 |
| James Fitzgerald | Head | — | 70 | ~1870 |
| Robert Fitzgerald | Other | — | 1 | ~1939 |
| Alice Fitzgerald | Other | — | 38 | ~1902 |
| Paul Fitzgerald | Son | — | 40 | ~1900 |
| Joseph Fitzgerald | Son | — | 25 | ~1915 |
| William Fitzgerald | Son | — | 30 | ~1910 |
| Edmund Fitzgerald | Son | — | 39 | ~1901 |
| John Fitzgerald | Son | — | 28 | ~1912 |
| James Fitzgerald | Son | — | 28 | ~1912 |
| Richard Fitzgerald | Son | — | 44 | ~1896 |
| Mary Fitzgerald | Spouse | — | 65 | ~1875 |
Census Appearances
1930
Ashtabula, Ohio
Son, age 18
Ashtabula, Ohio · implied b. ~1912 — 10 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Fitzgerald |
| Given Name | John |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 18 |
| Marital Status | Single |
| Birthplace | Ohio |
| Father's Birthplace | Ohio |
| Mother's Birthplace | Ohio |
| Occupation | Delivery Boy |
| Industry | Grocery Store |
| Class of Worker | W |
| Can Read/Write | Yes |
| Veteran | No |
| Birth State | Ohio |
| Birth Country | United States |
| Birthplace (normalized) | ohio |
1940
Ashtabula-County, Ohio
Son, age 28
Ashtabula-County, Ohio · implied b. ~1912 — 13 household members
| Surname | Fitzgerald |
| Given Name | John L |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 28 |
| Marital Status | Single |
| Birthplace | Ohio |
| 1935 Residence (City) | Ashtabula City |
| 1935 Residence (County) | Ashtabula |
| Occupation | Clerk |
| Industry | Ordinance Dept US War Department |
| Class of Worker | GW |
| Hours Worked | 40 |
| Income (1939) | 702 |
| Highest Grade | C 1 |
| 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 Fitzgerald across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
John Fitzgerald
Son · 1940 · age 28 · b. ~1912 · Ohio
★ You are viewing this record
Sibling
Richard Fitzgerald
Sibling · 1940 · age 44
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Paul Fitzgerald
Sibling · 1940 · age 40
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Edmund Fitzgerald
Sibling · 1940 · age 39
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Joseph Fitzgerald
Sibling · 1940 · age 25
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
William Fitzgerald
Sibling · 1940 · age 30
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Mary Fitzgerald
Sibling · 1940 · age 22
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Elizabeth Fitzgerald
Sibling · 1940 · age 22
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
James Fitzgerald
Sibling · 1940 · age 28
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 — Ashtabula-County, Ohio
Open full size
1940 US Federal Census — Ashtabula-County, Ohio
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-03023-00295)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | James Fitzgerald | 70 | Head | — | Ohio |
| 2 | Mary E Fitzgerald | 65 | Wife | — | Ohio |
| 3 | Richard Fitzgerald | 44 | Son | Steward | Ohio |
| 4 | Edmund X Fitzgerald | 39 | Son | Leather Worker | Ohio |
| 5 | William Fitzgerald | 30 | Son | Shipping Clerk | Ohio |
| 6 | James J Fitzgerald | 28 | Son | Jr. Typist | Ohio |
| 7 | Joseph M Fitzgerald | 25 | Son | Bell-Hop | Ohio |
| 8 | Mary Helen Fitzgerald | 22 | Daughter | School Teacher | Ohio |
| 9 | Paul F Fitzgerald | 40 | Son | Manager | Ohio |
| 10 | Alice Fitzgerald | 38 | Daughter-in-law | — | Indiana |
| 11 | Robert Fitzgerald | 1 | Grandson | — | Indiana |
| 12 | John L Fitzgerald THIS PERSON | 28 | Son | Clerk | Ohio |
| 13 | Elizabeth Fitzgerald | 22 | Daughter | Nursing | Ohio |
| 14 | Robert Bollman | 33 | Head | Bricklayer | Pennsylvania |
| 15 | Alice E Bollman | 32 | Wife | — | Pennsylvania |
| 16 | Robert Jr. Bollman | 12 | Son | — | Pennsylvania |
| 17 | Jeanne Bollman | 11 | Daughter | — | Pennsylvania |
| 18 | Byron Bollman | 7 | Son | — | Pennsylvania |
| 19 | Jack Bollman | 5 | Son | — | Pennsylvania |
| 20 | Alice Elizabeth Bollman | 0 | Daughter | — | Ohio |
| 21 | Mary Sullivan | 66 | Head | — | Free State Ireland |
| 22 | Mary Sullivan | 38 | Daughter | Bookkeeper | Ohio |
| 23 | Margaret Sullivan | 37 | Daughter | Head Bookkeeper | Ohio |
| 24 | Charles Sullivan | 32 | Son | Insurance Agent | Ohio |
| 25 | Helen Sullivan | 25 | Daughter | Accountant | Ohio |
| 26 | Margaret Burke | 61 | Sister | — | Free State Ireland |
| 27 | Levi M Cross | 76 | Head | — | Ohio |
| 28 | Nellie Cross | 70 | Wife | — | Ohio |
| 29 | Helen Cross | 41 | Daughter | Bookkeeper | Ohio |
| 30 | Marcus Cross | 32 | Son | Railroad Clerk | Ohio |
| 31 | Mary Cross | 31 | Daughter | Assistant Librarian | Ohio |
| 32 | Michael R Ferraro | 49 | Head | Yard Master | Italy |
| 33 | Mary Ferraro | 47 | Wife | — | Ohio |
| 34 | James Bartlett | 27 | Head | — | Left for Coast |
| 35 | Dorothy B Bartlett | 25 | Wife | — | New York |
| 36 | Donna Jean Bartlett | 3 | Daughter | — | Ohio |
| 37 | Jessie Wood | 58 | Mother-in-law | Practical Nursing | New York |
| 38 | Jennie Bondi | 40 | Head | — | Italy |
| 39 | Daniel Nappi | 21 | Son | Deck Hand | Ohio |
| 40 | Theresa Nappi | 20 | Daughter | Waitress | 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)