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John Simpson — 1930 US Census Record
Linked across censuses1930 United States Federal Census · Hamilton, Ohio
Our Model Tree links this John Simpson across the 1910, 1920 and 1930 US Censuses in Hamilton, Ohio (XGBoost, ~Confirmed) — first a head (b.~1884), then head of a 3-person household.
Age 46
b. ~1884
Male
Head
Born: Kentucky
Married
1930 Census Record Details
| Census Year | 1930 |
| Location | Hamilton, Ohio |
| Surname | Simpson |
| Given Name | John |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 46 |
| Marital Status | Married |
| Birthplace | Kentucky |
| Age at First Marriage | 23 |
| Father's Birthplace | Kentucky |
| Mother's Birthplace | Kentucky |
| Additional Details | |
| Can Read/Write | Yes |
| Home Owned/Rented | O |
| Home Value / Rent | 2600 |
| Radio Set | R |
| Birth State | Kentucky |
| Birth Country | United States |
| Birthplace (normalized) | kentucky |
| Township / Ward | North College Hill Village |
| Est. Birth Year | ~1884 |
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.
3 people recorded at the same address in the 1930 census.
| Name | Relation to head | Relative to John | Age | Birth yr |
|---|---|---|---|---|
| Florence Simpson | Daughter | — | 19 | ~1911 |
| John Simpson | Head | — | 46 | ~1884 |
| Zella Simpson | Other | — | 42 | ~1888 |
Census Appearances
1910
Hamilton, Ohio
Head, age 26
Hamilton, Ohio · implied b. ~1884 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Simpson |
| Given Name | John A |
| Relationship to Head | head |
| Sex | M |
| Color / Race | White |
| Age | 26 |
| Marital Status | Married |
| Birthplace | Kentucky |
| Years Married | 3 |
| Father's Birthplace | Kentucky |
| Mother's Birthplace | Kentucky |
| Occupation | Engineer |
| Industry | railroad Co |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | English |
| Birth State | Kentucky |
| Birth Country | United States |
| Birthplace (normalized) | kentucky |
1920
Hamilton, Ohio
Head, age 35
Hamilton, Ohio · implied b. ~1885 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Simpson |
| Given Name | John A |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 35 |
| Marital Status | Married |
| Birthplace | Kentucky |
| Father's Birthplace | Kentucky |
| Mother's Birthplace | Kentucky |
| Occupation | Engineer |
| Industry | Locomotive |
| Class of Worker | W |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Home Owned/Rented | O |
| Home Free/Mortgaged | M |
| Birth State | Kentucky |
| Birth Country | United States |
| Birthplace (normalized) | kentucky |
1930
Hamilton, Ohio
Head, age 46
Hamilton, Ohio · implied b. ~1884 — 3 household members
| Surname | Simpson |
| Given Name | John |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 46 |
| Marital Status | Married |
| Birthplace | Kentucky |
| Age at First Marriage | 23 |
| Father's Birthplace | Kentucky |
| Mother's Birthplace | Kentucky |
| Can Read/Write | Yes |
| Home Owned/Rented | O |
| Home Value / Rent | 2600 |
| Radio Set | R |
| 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 Simpson across 3 US Census years (1910, 1920 and 1930) in Hamilton, Ohio, using XGBoost record linkage.
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This person
Anchor record
John Simpson
Head · 1930 · age 46 · b. ~1884 · Ohio
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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:ohiocensus00reel1819:0564)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 51 | Clara Stavermann | 21 | Daughter | — | Ohio |
| 52 | Marcella Stavermann | 15 | Daughter | — | Ohio |
| 53 | William Stavermann | 31 | Head | Tailor | Kentucky |
| 54 | Florence Stavermann | 34 | Wife-H | Tailoress | Ohio |
| 55 | Betty Stavermann | 7 | Daughter | — | Ohio |
| 56 | Gretchen Stavermann | 15 | Step-daughter | Peddler | Ohio |
| 57 | Phyllis Stavermann | 14 | Step-daughter | — | Ohio |
| 58 | Alice Stavermann | 10 | Step-daughter | — | Ohio |
| 59 | Evelyn Stavermann | 12 | Step-daughter | — | Ohio |
| 60 | Oscar Kretchmer | 41 | Head | — | Ohio |
| 61 | Elsie Kretchmer | 33 | Wife-H | Merchant | Ohio |
| 62 | Walter Cave | 14 | Lodger | — | Ohio |
| 63 | Evelyn Kretchmer | 7 | Daughter | — | Ohio |
| 64 | John Simpson THIS PERSON | 46 | Head | — | Kentucky |
| 65 | Zella Simpson | 42 | Wife-H | Engineer | Kentucky |
| 66 | Florence Simpson | 19 | Daughter | — | Ohio |
| 67 | George Rem | 25 | Head | Conductor | Ohio |
| 68 | Grace Rem | 27 | Wife-H | — | Ohio |
| 69 | George Weigel | 39 | Head | Housekeeper | Ohio |
| 70 | Kate Weigel | 37 | Wife-H | — | Ohio |
| 71 | Melvin Weigel | 12 | Son | Decorator | Ohio |
| 72 | Helen Weigel | 11 | Daughter | — | Ohio |
| 73 | Frank Pierano | 39 | Head | — | Ohio |
| 74 | Lydia Pierano | 33 | Wife-H | Salesman | Indiana |
| 75 | August Fichter | 37 | Head | — | Ohio |
| 76 | Bessie Fichter | 36 | Wife-H | Mechanic | Ohio |
| 77 | Edward Conway | 27 | Head | — | Ohio |
| 78 | Dorothy Conway | 25 | Wife-H | Truck Driver | Ohio |
| 79 | Evelyn Conway | 5 | Daughter | — | Ohio |
| 80 | Edward Jr. Conway | 2 | Son | — | Ohio |
| 81 | Joseph Otto | 41 | Head | Baker | Hungary |
| 82 | Mary Otto | 35 | Wife-H | — | Hungary |
| 83 | William Allerd | 50 | Head | Chef | Kentucky |
| 84 | Margaret Allerd | 47 | Wife-H | — | Ohio |
| 85 | Lawrence Allerd | 25 | Son | Machinist | Ohio |
| 86 | William Jr. Allerd | 15 | Son | — | Ohio |
| 87 | Charles Findley | 59 | Head | Die Maker | Ohio |
| 88 | Cecelia Findley | 57 | Wife-H | — | Ohio |
| 89 | Camilla Findley | 11 | Daughter | — | Ohio |
| 90 | Kathleen Findley | 9 | Daughter | — | Ohio |
| 91 | Marion Findley | 6 | Daughter | — | Ohio |
| 92 | Jean Findley | 5 | Daughter | — | Ohio |
| 93 | Richard Findley | 4 | Son | — | Ohio |
| 94 | Henry Tasse | 33 | Head | Laborer | Ohio |
| 95 | Catherine Tasse | 32 | Wife-H | — | Ohio |
| 96 | Angie Tasse | 7 | Daughter | — | Ohio |
| 97 | Henry Jr. Tasse | 6 | Son | — | Ohio |
| 98 | Charlotte Tasse | 4 | Daughter | — | Ohio |
| 99 | Tasse | 1 | Daughter | — | Ohio |
| 100 | Tasse | 0 | Daughter | — | Ohio |
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)