JG
John Gorman — 1930 US Census Record
Linked across censuses1930 United States Federal Census · Black Hawk, Iowa
Our Model Tree links this John Gorman across the 1920 and 1930 US Censuses in Black Hawk, Iowa (XGBoost, ~Confirmed) — first a head (b.~1883), then head of a 8-person household.
Age 47
b. ~1883
Male
Head
Born: Iowa
Married
1930 Census Record Details
| Census Year | 1930 |
| Location | Black Hawk, Iowa |
| Surname | Gorman |
| Given Name | John |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 47 |
| Marital Status | Married |
| Birthplace | Iowa |
| Age at First Marriage | 35 |
| Father's Birthplace | Illinois |
| Mother's Birthplace | Ohio |
| Additional Details | |
| Occupation | Conductor |
| Industry | Steam Railroad |
| Class of Worker | W |
| Can Read/Write | Yes |
| Home Owned/Rented | O |
| Home Value / Rent | 3800 |
| Veteran | No |
| Birth State | Iowa |
| Birth Country | United States |
| Birthplace (normalized) | iowa |
| Occupation | Conductor |
| Township / Ward | Waterloo City |
| Est. Birth Year | ~1883 |
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.
8 people recorded at the same address in the 1930 census.
| Name | Relation to head | Relative to John | Age | Birth yr |
|---|---|---|---|---|
| Thelma Gorman | Daughter | — | 11 | ~1919 |
| Eileen Gorman | Daughter | — | 7 | ~1923 |
| Gene Gorman | Daughter | — | 3 | ~1927 |
| John Gorman | Head | — | 47 | ~1883 |
| Daniel Gorman | Son | — | 7 | ~1923 |
| John Gorman | Son | — | 2 | ~1928 |
| Frederick Gorman | Son | — | ~1930 | |
| Helen Gorman | Spouse | — | 39 | ~1891 |
Census Appearances
1920
Black Hawk, …
Head, age 36
Black Hawk, Iowa · implied b. ~1884 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Gorman |
| Given Name | John F |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 36 |
| Marital Status | Married |
| Birthplace | Iowa |
| Father's Birthplace | Iowa |
| Mother's Birthplace | Iowa |
| Occupation | Conductor |
| Industry | Railroad |
| Class of Worker | W |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Home Owned/Rented | R |
| Birth State | Iowa |
| Birth Country | United States |
| Birthplace (normalized) | iowa |
1930
Black Hawk, …
Head, age 47
Black Hawk, Iowa · implied b. ~1883 — 8 household members
| Surname | Gorman |
| Given Name | John |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 47 |
| Marital Status | Married |
| Birthplace | Iowa |
| Age at First Marriage | 35 |
| Father's Birthplace | Illinois |
| Mother's Birthplace | Ohio |
| Occupation | Conductor |
| Industry | Steam Railroad |
| Class of Worker | W |
| Can Read/Write | Yes |
| Home Owned/Rented | O |
| Home Value / Rent | 3800 |
| Veteran | No |
| Birth State | Iowa |
| Birth Country | United States |
| Birthplace (normalized) | iowa |
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 Gorman across 2 US Census years (1920 and 1930) in Black Hawk, Iowa, using XGBoost record linkage.
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This person
Anchor record
John Gorman
Head · 1930 · age 47 · b. ~1883 · Iowa
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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 — Black Hawk, Iowa
Open full size
1930 US Federal Census — Black Hawk, Iowa
Page Contents
50 people indexed on this census page (ia:1930:iowacensus00reel642:0618)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Esther Slaugh | 20 | Ldg | Operator | Iowa |
| 2 | Ralph D Vankel | 45 | Head | Salesman | Texas |
| 3 | Emily H Vankel | 37 | Wife | — | Iowa |
| 4 | Elaine Vankel | 13 | Daughter | — | Iowa |
| 5 | Eldon Vankel | 10 | Son | — | Iowa |
| 6 | Harry Kingery | 23 | Head | Engineer | Iowa |
| 7 | Pearl H Kingery | 22 | Wife | — | Illinois |
| 8 | Harry Kingery | 2 | Son | — | Iowa |
| 9 | Richard Kingery | 0 | Son | — | Iowa |
| 10 | Michael Raftery | 67 | Head | Boiler Maker | Ohio |
| 11 | Alice H Raftery | 63 | Wife | — | Iowa |
| 12 | Marcus Raftery | 23 | Son | — | Iowa |
| 13 | George Meffert | 56 | Head | Engineer | Iowa |
| 14 | Ella H Meffert | 51 | Wife | — | New York |
| 15 | George La Hue | 54 | Brother | Salesman | Iowa |
| 16 | Dorothy La Hue | 23 | Daughter | Bookkeeper | Iowa |
| 17 | Marjorie Anderson | 23 | Daughter | Bookkeeper | Iowa |
| 18 | Wilbur Condon | 41 | Head | Conductor | Illinois |
| 19 | Mary H Condon | 38 | Wife | — | Iowa |
| 20 | Dorothy Condon | 12 | Daughter | — | Iowa |
| 21 | Catherine Condon | 10 | Daughter | — | Iowa |
| 22 | Frances Condon | 7 | Daughter | — | Iowa |
| 23 | Patricia Condon | 4 | Daughter | — | Iowa |
| 24 | James Condon | 3 | Son | — | Iowa |
| 25 | Marianne Condon | 1 | Daughter | — | Iowa |
| 26 | John Hunt | 36 | Head | Laborer | Iowa |
| 27 | Carrie H Hunt | 35 | Wife | — | Iowa |
| 28 | John Gorman THIS PERSON | 47 | Head | Conductor | Iowa |
| 29 | Helen H Gorman | 39 | Wife | — | Iowa |
| 30 | Thelma Gorman | 11 | Daughter | — | Iowa |
| 31 | Daniel Gorman | 7 | Son | — | Iowa |
| 32 | Eileen Gorman | 7 | Daughter | — | Iowa |
| 33 | Gene Gorman | 3 | Daughter | — | Iowa |
| 34 | John Gorman | 2 | Son | — | Iowa |
| 35 | Frederick Gorman | 0 | Son | — | Iowa |
| 36 | James Meggers | 51 | Head | Boiler Maker | Iowa |
| 37 | Minnie H Meggers | 54 | Wife | — | Iowa |
| 38 | Donald Meggers | 19 | Son | — | Iowa |
| 39 | John Mcfarland | 56 | Brother | Laborer | Iowa |
| 40 | Edward Westhouse | 58 | Head | Proprietor | Germany |
| 41 | Paula H Westhouse | 54 | Wife | — | Iowa |
| 42 | Ella Westhouse | 53 | Sister | — | Iowa |
| 43 | Dora Perichard | 43 | Head | — | Wisconsin |
| 44 | Robert Perichard | 18 | Son | Typing Clerk | Iowa |
| 45 | Henry Pearsall | 37 | Lodger | Fireman | Iowa |
| 46 | Henry Johnson | 55 | Head | Machinist | Wisconsin |
| 47 | Mary H Johnson | 62 | Wife | — | Iowa |
| 48 | Eldridge Delaney | 53 | Brother-in-law | Laborer | Iowa |
| 49 | Frank Higgins | 21 | Head | Machinist | Iowa |
| 50 | Mae H Higgins | 17 | Wife | — | Iowa |
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)