JH
Joseph Hamilton — 1930 US Census Record
Linked across censuses1930 United States Federal Census · Cass, Iowa
Our Model Tree links this Joseph Hamilton across the 1930 and 1940 US Censuses in Cass, Iowa (XGBoost, ~Confirmed) — first a head (b.~1872), then head of a 10-person household.
Age 58
b. ~1872
Male
Head
Born: New York
Married
1930 Census Record Details
| Census Year | 1930 |
| Location | Cass, Iowa |
| Surname | Hamilton |
| Given Name | Joseph |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 58 |
| Marital Status | Married |
| Birthplace | New York |
| Age at First Marriage | 24 |
| Father's Birthplace | Ireland |
| Mother's Birthplace | Ireland |
| Additional Details | |
| Occupation | Farmer |
| Industry | General farm |
| Class of Worker | W |
| Can Read/Write | Yes |
| Home Owned/Rented | R |
| Birth State | New York |
| Birth Country | United States |
| Birthplace (normalized) | new york |
| Occupation | Farmer |
| Township / Ward | Brighton Township |
| Est. Birth Year | ~1872 |
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 Joseph | Age | Birth yr |
|---|---|---|---|---|
| John Hamilton | Son | — | 12 | ~1918 |
| Joseph Hamilton | Son | — | 23 | ~1907 |
| Mary Hamilton | Other | — | 54 | ~1876 |
| Ann Mcevoy | Other | — | 82 | ~1848 |
| Leona Hamilton | Daughter | — | 21 | ~1909 |
| Helen Hamilton | Daughter | — | 8 | ~1922 |
| William Hamilton | Son | — | 31 | ~1899 |
| Eileen Hamilton | Daughter | — | 15 | ~1915 |
| Joseph Hamilton | Head | — | 58 | ~1872 |
| Paul Hamilton | Son | — | 18 | ~1912 |
Census Appearances
1930
Cass, Iowa
Head, age 58
Cass, Iowa · implied b. ~1872 — 10 household members
| Surname | Hamilton |
| Given Name | Joseph |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 58 |
| Marital Status | Married |
| Birthplace | New York |
| Age at First Marriage | 24 |
| Father's Birthplace | Ireland |
| Mother's Birthplace | Ireland |
| Occupation | Farmer |
| Industry | General farm |
| Class of Worker | W |
| Can Read/Write | Yes |
| Home Owned/Rented | R |
| Birth State | New York |
| Birth Country | United States |
| Birthplace (normalized) | new york |
1940
Cass-County, Iowa
Head, age 69
Cass-County, Iowa · implied b. ~1871 — 9 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Hamilton |
| Given Name | Joe H. |
| Relationship to Head | head |
| Sex | M |
| Color / Race | White |
| Age | 69 |
| Marital Status | Married |
| Birthplace | New York |
| 1935 Residence (City) | Brighton Township |
| 1935 Residence (County) | Cass |
| Occupation | Farmer |
| Industry | Farm |
| Class of Worker | OA |
| Hours Worked | 44 |
| Income (1939) | 0 |
| Highest Grade | No 7 |
| 1935 Residence | Iowa |
| Birth State | New York |
| Birth Country | United States |
| Birthplace (normalized) | new york |
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 Joseph Hamilton across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Joseph Hamilton
Head · 1930 · age 58 · b. ~1872 · 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 — Cass, Iowa
Open full size
1930 US Federal Census — Cass, Iowa
Page Contents
50 people indexed on this census page (ia:1930:iowacensus00reel646:0649)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Robert L Gladt | 3 | Son | — | Iowa |
| 2 | Norma J Gladt | 0 | Daughter | — | Iowa |
| 3 | Thomas Petersen | 30 | Head | Farmer | Germany |
| 4 | Lena Petersen | 29 | Wife-H | — | Iowa |
| 5 | Richard Petersen | 3 | Son | — | Iowa |
| 6 | William M Murphy | 47 | Head | Farmer | Iowa |
| 7 | Eleanor E Murphy | 35 | Wife-H | — | Nebraska |
| 8 | Gail D Murphy | 24 | Son | Farmer | Iowa |
| 9 | Francis Murphy | 21 | Son | Laborer | Iowa |
| 10 | Norene Murphy | 19 | Daughter | — | Iowa |
| 11 | Joseph Hamilton THIS PERSON | 58 | Head | Farmer | New York |
| 12 | Mary A Hamilton | 54 | Wife-H | — | Wisconsin |
| 13 | William L Hamilton | 31 | Son | Laborer | Iowa |
| 14 | Joseph B Hamilton | 23 | Son | Laborer | Iowa |
| 15 | Leona F Hamilton | 21 | Daughter | Laborer | Iowa |
| 16 | Paul Hamilton | 18 | Son | Laborer | Iowa |
| 17 | Eileen Hamilton | 15 | Daughter | — | Iowa |
| 18 | John A Hamilton | 12 | Son | — | Iowa |
| 19 | Helen P Hamilton | 8 | Daughter | — | Iowa |
| 20 | Ann Mcevoy | 82 | Mother-in-law | — | New York |
| 21 | Katharine Mcdermott | 62 | Head | — | Illinois |
| 22 | Frank Mcdermott | 28 | Son | Farmer | Iowa |
| 23 | Joseph Mcdermott | 25 | Son | Farmer | Iowa |
| 24 | Katharine Mcdermott | 20 | Daughter | Teacher | Iowa |
| 25 | Edward J Mcdermott | 28 | Head | Farmer | Iowa |
| 26 | Myrtle Mcdermott | 28 | Wife-H | — | Iowa |
| 27 | Maxine Mcdermott | 7 | Daughter | — | Iowa |
| 28 | Ruth Mcdermott | 6 | Daughter | — | Iowa |
| 29 | Leroy Mcdermott | 1 | Son | — | Iowa |
| 30 | Marian Glasney | 16 | Hired man | Laborer | Wisconsin |
| 31 | Chas C Rogers | 32 | Head | Farmer | Kentucky |
| 32 | Hildred A Rogers | 31 | Wife-H | — | Iowa |
| 33 | Clair F Rogers | 9 | Son | — | Iowa |
| 34 | Carolyn C Rogers | 8 | Daughter | — | Iowa |
| 35 | Chas A Peggy | 21 | Hired man | Laborer | Indiana |
| 36 | Henry H Sahling | 39 | Head | Farmer | Iowa |
| 37 | Grace D Sahling | 39 | Wife-H | — | Iowa |
| 38 | Lloyd L Sahling | 15 | Son | — | Iowa |
| 39 | Dorothy B Sahling | 13 | Daughter | — | Iowa |
| 40 | Arthur Pelzer | 36 | Hired man | Laborer | Iowa |
| 41 | George Christensen | 37 | Head | Farmer | Iowa |
| 42 | Gladys Christensen | 34 | Wife-H | — | Iowa |
| 43 | Roger M Christensen | 10 | Son | — | Iowa |
| 44 | Alice M Christensen | 5 | Daughter | — | Iowa |
| 45 | Andrew H Christensen | 45 | Brother | Farmer | Iowa |
| 46 | Hans C Andersen | 66 | Head | Laborer | Denmark |
| 47 | Sena Andersen | 58 | Wife-H | — | Denmark |
| 48 | Lucille E Andersen | 25 | Daughter | — | Iowa |
| 49 | George M Andersen | 21 | Son | Laborer | Iowa |
| 50 | Louis Hansen | 23 | Head | Farmer | 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)