RF
Robert Fitzgerald — 1930 US Census Record
Linked across censuses1930 United States Federal Census · Mahoning, Ohio
Our Model Tree links this Robert Fitzgerald across the 1920 and 1930 US Censuses in Mahoning, Ohio (XGBoost, ~Confirmed) — first a son (b.~1917), then head of a 10-person household.
Age 13
b. ~1917
Male
Son
Born: Ohio
Single
1930 Census Record Details
| Census Year | 1930 |
| Location | Mahoning, Ohio |
| Surname | Fitzgerald |
| Given Name | Robert |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 13 |
| Marital Status | Single |
| Birthplace | Ohio |
| Father's Birthplace | Ohio |
| Mother's Birthplace | Ohio |
| Additional Details | |
| Can Read/Write | Yes |
| Birth State | Ohio |
| Birth Country | United States |
| Birthplace (normalized) | ohio |
| Township / Ward | Youngstown City |
| Est. Birth Year | ~1917 |
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.
10 people recorded at the same address in the 1930 census.
| Name | Relation to head | Relative to Robert | Age | Birth yr |
|---|---|---|---|---|
| Edward Fitzgerald | Head | — | 53 | ~1877 |
| Dorothy Fitzgerald | Daughter | — | 7 | ~1923 |
| Joan Fitzgerald | Daughter | — | 5 | ~1925 |
| Robert Fitzgerald | Son | — | 13 | ~1917 |
| Raymond Fitzgerald | Son | — | 12 | ~1918 |
| Genevieve Fitzgerald | Daughter | — | 18 | ~1912 |
| Monica Fitzgerald | Spouse | — | 48 | ~1882 |
| Frances Fitzgerald | Daughter | — | 25 | ~1905 |
| Mae Fitzgerald | Daughter | — | 22 | ~1908 |
| Rita Fitzgerald | Daughter | — | 15 | ~1915 |
Census Appearances
1920
Mahoning, Ohio
Son, age 3
Mahoning, Ohio · implied b. ~1917 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Fitzgerald |
| Given Name | Robert |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 3 |
| Marital Status | Single |
| Birthplace | Ohio |
| Father's Birthplace | Ohio |
| Mother's Birthplace | Ohio |
| Birth State | Ohio |
| Birth Country | United States |
| Birthplace (normalized) | ohio |
1930
Mahoning, Ohio
Son, age 13
Mahoning, Ohio · implied b. ~1917 — 10 household members
| Surname | Fitzgerald |
| Given Name | Robert |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 13 |
| Marital Status | Single |
| Birthplace | Ohio |
| Father's Birthplace | Ohio |
| Mother's Birthplace | Ohio |
| Can Read/Write | Yes |
| 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 Robert Fitzgerald across 2 US Census years (1920 and 1930) in Mahoning, Ohio, using XGBoost record linkage.
Show:
This person
Anchor record
Robert Fitzgerald
Son · 1930 · age 13 · b. ~1917 · Ohio
★ You are viewing this record
Sibling
Mae Fitzgerald
Sibling · 1930 · age 22
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Frances Fitzgerald
Sibling · 1930 · age 25
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Dorothy Fitzgerald
Sibling · 1930 · age 7
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Genevieve Fitzgerald
Sibling · 1930 · age 18
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Raymond Fitzgerald
Sibling · 1930 · age 12
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Joan Fitzgerald
Sibling · 1930 · age 5
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Rita Fitzgerald
Sibling · 1930 · age 15
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
1930 US Federal Census — Mahoning, Ohio
Open full size
1930 US Federal Census — Mahoning, Ohio
Page Contents
46 people indexed on this census page (ia:1930:ohiocensus00reel1844:0026)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 4 | I. R. M. Hartzell | 53 | Head | Realtor | Ohio |
| 5 | Blanche L. Hartzell | 44 | Wife | — | Virginia |
| 6 | Anna Bees | 18 | Servant | Servant | Pennsylvania |
| 7 | Sam N. Miller | 37 | Head | Merchant | Germany-Saxon |
| 8 | Florence Miller | 26 | Wife | — | Ohio |
| 9 | Carl Hertel | 49 | Head | Mechanic | Germany |
| 10 | Caroline H. Hertel | 47 | Wife | — | Ohio |
| 11 | Rudolph Hertel | 23 | Son | Clerk | Ohio |
| 12 | Edward Hertel | 21 | Son | Asst. Foreman | Ohio |
| 13 | Carl J. Jr. Hertel | 15 | Son | — | Ohio |
| 14 | Peter Hertel | 77 | Father | — | Germany |
| 15 | Margaret Hertel | 23 | Daughter-in-law | — | Pennsylvania |
| 16 | Merle Montgomery | 48 | Head | Chief Clerk | South Dakota |
| 17 | Elizabeth Montgomery | 41 | Wife | — | New York |
| 18 | Donald Montgomery | 18 | Son | — | Ohio |
| 19 | William Montgomery | 15 | Son | — | Ohio |
| 20 | James Montgomery | 10 | Son | — | Ohio |
| 21 | Robert Montgomery | 10 | Son | — | Ohio |
| 22 | Margaret Ann Montgomery | 2 | Daughter | — | Ohio |
| 23 | Eleanor Lehman | 19 | Lodger | Stenographer | England |
| 24 | Edward Fitzgerald | 53 | Head | Foreman | Ohio |
| 25 | Monica Fitzgerald | 48 | Wife | — | Ohio |
| 26 | Frances Fitzgerald | 25 | Daughter | — | Illinois |
| 27 | Mae Fitzgerald | 22 | Daughter | — | Pennsylvania |
| 28 | Genevieve Fitzgerald | 18 | Daughter | — | Ohio |
| 29 | Rita Fitzgerald | 15 | Daughter | — | Ohio |
| 30 | Robert Fitzgerald THIS PERSON | 13 | Son | — | Ohio |
| 31 | Raymond Fitzgerald | 12 | Son | — | Ohio |
| 32 | Dorothy Fitzgerald | 7 | Daughter | — | Ohio |
| 33 | Joan Fitzgerald | 5 | Daughter | — | Ohio |
| 34 | Jack M. Small | 39 | Head | Salesman | Russia |
| 35 | Pauline Small | 32 | Wife | — | Hungary |
| 36 | Greta Small | 7 | Daughter | — | New York |
| 37 | Antoinette Lester | 15 | Servant | — | Ohio |
| 38 | Louis C. Bautz | 50 | Head | Elec. Supervisor | Ohio |
| 39 | Mathilda Bautz | 50 | Wife | — | Ohio |
| 40 | Milton E. Bautz | 25 | Son | Car Clerk | Ohio |
| 41 | Lorna Bautz | 22 | Daughter | — | Ohio |
| 42 | Loretta F. Bautz | 21 | Daughter | Stenographer | Ohio |
| 43 | Louis H. Bautz | 12 | Son | — | Ohio |
| 44 | Jessie Lynch | 38 | Head | Bookkeeper | Pennsylvania |
| 45 | Jack Lynch | 13 | Son | — | Ohio |
| 46 | Mildred Lynch | 12 | Daughter | — | Ohio |
| 47 | Edward Lynch | 11 | Son | — | Ohio |
| 48 | Curtis Smith | 60 | Father | Loco. Engineer | Pennsylvania |
| 49 | Mary E. Smith | 61 | Mother | — | Pennsylvania |
About This Record & Model Tree
This record was independently indexed by YourRoots from the 1930 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)