JB
John Bird — 1930 US Census Record
Linked across censuses1930 United States Federal Census · Hamilton, Ohio
Our Model Tree links this John Bird across the 1930 and 1940 US Censuses in Hamilton, Ohio (XGBoost, ~Confirmed) — first a son (b.~1914), then head of a 7-person household.
Age 16
b. ~1914
Male
Son
Born: Kentucky
Single
1930 Census Record Details
| Census Year | 1930 |
| Location | Hamilton, Ohio |
| Surname | Bird |
| Given Name | John |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 16 |
| Marital Status | Single |
| Birthplace | Kentucky |
| Father's Birthplace | Kentucky |
| Mother's Birthplace | Kentucky |
| Additional Details | |
| Occupation | Cook |
| Industry | Restaurant |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | Kentucky |
| Birth Country | United States |
| Birthplace (normalized) | kentucky |
| Occupation | Cook |
| Township / Ward | Elmwood Place Village |
| Est. Birth Year | ~1914 |
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.
7 people recorded at the same address in the 1930 census.
| Name | Relation to head | Relative to John | Age | Birth yr |
|---|---|---|---|---|
| Paul Bird | Son | — | 1 | ~1929 |
| Shelby Bird | Son | — | 17 | ~1913 |
| Pauline Bird | Other | — | 21 | ~1909 |
| Archie Bird | Head | — | 35 | ~1895 |
| Archie Bird | Son | — | 14 | ~1916 |
| John Bird | Son | — | 16 | ~1914 |
| Paul Bird | Son | — | 10 | ~1920 |
Census Appearances
1930
Hamilton, Ohio
Son, age 16
Hamilton, Ohio · implied b. ~1914 — 7 household members
| Surname | Bird |
| Given Name | John |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 16 |
| Marital Status | Single |
| Birthplace | Kentucky |
| Father's Birthplace | Kentucky |
| Mother's Birthplace | Kentucky |
| Occupation | Cook |
| Industry | Restaurant |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | Kentucky |
| Birth Country | United States |
| Birthplace (normalized) | kentucky |
1940
Hamilton-County, Ohio
Head, age 26
Hamilton-County, Ohio · implied b. ~1914 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Bond |
| Given Name | John |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 26 |
| Marital Status | Married |
| Birthplace | Kentucky |
| 1935 Residence (City) | Cincinnati City |
| 1935 Residence (County) | Hamilton |
| Occupation | Store room clerk |
| Industry | Insulation |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 1100 |
| Highest Grade | Hs 4 |
| 1935 Residence | Same place |
| Birth State | Kentucky |
| Birth Country | United States |
| Birthplace (normalized) | kentucky |
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 Bird across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
John Bird
Son · 1930 · age 16 · b. ~1914 · Ohio
★ You are viewing this record
Sibling
Paul Bird
Sibling · 1930 · age 1
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Archie Bird
Sibling · 1930 · age 14
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Shelby Bird
Sibling · 1930 · age 17
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Paul Bird
Sibling · 1930 · age 10
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 — Hamilton, Ohio
Open full size
1930 US Federal Census — Hamilton, Ohio
Page Contents
50 people indexed on this census page (ia:1930:ohiocensus00reel1819:0069)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 51 | Adam Tremis | 64 | Head | Receiving Clerk | Ohio |
| 52 | Louise Tremis | 59 | Wife-H | — | Ohio |
| 53 | Loretta Tremis | 24 | Daughter | Bookkeeper | Ohio |
| 54 | Wm. C. Schmidt | 54 | Head | Foreman | Ohio |
| 55 | Katherine Schmidt | 55 | Wife-H | — | Indiana |
| 56 | Marguerite Schmidt | 18 | Daughter | Office Work | Ohio |
| 57 | Edna Schmidt | 16 | Daughter | — | Ohio |
| 58 | William Schmidt | 14 | Son | — | Ohio |
| 59 | Charles King | 41 | Head | Car Inspector | Ohio |
| 60 | Helen King | 37 | Wife-H | — | Kentucky |
| 61 | Charles Jr. King | 10 | Son | — | Kentucky |
| 62 | Rosalie King | 7 | Daughter | — | Kentucky |
| 63 | Georgia King | 2 | Daughter | — | Ohio |
| 64 | James Bunn | 48 | Head | Labor | Kentucky |
| 65 | Margaret Bunn | 54 | Wife-H | — | Kentucky |
| 66 | Helen Bunn | 6 | Niece | — | Kentucky |
| 67 | Howard Byrd | 31 | Boarder | Labor | Kentucky |
| 68 | Louise Byrd | 22 | Wife-B | Labor | Kentucky |
| 69 | Ernest Roberts | 21 | Boarder | Labor | Kentucky |
| 70 | Bula Blare | 22 | Boarder | Labor | Kentucky |
| 71 | Arushub Rossa | 28 | Boarder | Labor | Kentucky |
| 72 | Tony Klaffter | 18 | Boarder | Labor | Michigan |
| 73 | Daris Harden | 29 | Head | Binding Shoes | Kentucky |
| 74 | Hazel Harden | 9 | Daughter | — | Ohio |
| 75 | Ford May Harden | 7 | Daughter | — | Ohio |
| 76 | Morris Harden | 4 | Son | — | Ohio |
| 77 | Joseph Naughton | 32 | Boarder | Labor | Kentucky |
| 78 | Joseph Naughton | 38 | Boarder | Cook | Kentucky |
| 79 | Leo Lunds | 32 | Boarder | Labor | Kentucky |
| 80 | James Cottman | 42 | Boarder | Labor | Kentucky |
| 81 | Clyde Stutes | 26 | Boarder | Labor | Kentucky |
| 82 | Archie Bird | 35 | Head | Labor | Kentucky |
| 83 | Shelby Bird | 17 | Son | Labor | Kentucky |
| 84 | John Bird THIS PERSON | 16 | Son | Cook | Kentucky |
| 85 | Archie Bird | 14 | Son | — | Kentucky |
| 86 | Paul Bird | 10 | Son | — | Kentucky |
| 87 | Pauline Bird | 21 | Housekeeper | Housekeeper | Kentucky |
| 88 | Paul Bird | 1 | Son | — | Ohio |
| 89 | Louis Ripa | 32 | Head | Inspector | Texas |
| 90 | Myrtle Ripa | 34 | Wife-H | — | Ohio |
| 91 | Phyllis Jean Ripa | 6 | Daughter | — | Ohio |
| 92 | Louis Ripa | 1 | Son | — | Ohio |
| 93 | Edward King | 60 | Head | Janitor | Kentucky |
| 94 | Bessie King | 32 | Daughter | Housekeeper | Ohio |
| 95 | Oscar Phelps | 22 | Head | Labor | Indiana |
| 96 | Martha Phelps | 23 | Wife-H | — | Virginia |
| 97 | Eugene Phelps | 1 | Son | — | Ohio |
| 98 | Nathaniah Mullins | 39 | Head | Labor | Kentucky |
| 99 | Alta Mullins | 36 | Wife-H | — | Kentucky |
| 100 | Norby Mullins | 9 | Daughter | — | Kentucky |
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)