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John Keefe — 1930 US Census Record
Linked across censuses1930 United States Federal Census · Union, Iowa
Our Model Tree links this John Keefe across the 1920 and 1930 US Censuses in Union, Iowa (XGBoost, ~Confirmed) — first a head (b.~1880), then head of a 7-person household.
Age 50
b. ~1880
Male
Head
Born: Illinois
Married
1930 Census Record Details
| Census Year | 1930 |
| Location | Union, Iowa |
| Surname | Keefe |
| Given Name | John J. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 50 |
| Marital Status | Married |
| Birthplace | Illinois |
| Age at First Marriage | 23 |
| Father's Birthplace | New York State |
| Mother's Birthplace | New York State |
| Additional Details | |
| Occupation | Salesman |
| Industry | Automobiles |
| Class of Worker | W |
| Can Read/Write | Yes |
| Home Owned/Rented | R |
| Home Value / Rent | 22 |
| Veteran | No |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
| Occupation | Salesman |
| Township / Ward | Creston City |
| Est. Birth Year | ~1880 |
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 |
|---|---|---|---|---|
| Kenneth Keefe | Son | — | 11 | ~1919 |
| Mary Keefe | Daughter | — | 15 | ~1915 |
| Robert Keefe | Son | — | 6 | ~1924 |
| Katherine Keefe | Daughter | — | 16 | ~1914 |
| Margaret Keefe | Other | — | 44 | ~1886 |
| Clyde Keefe | Son | — | 20 | ~1910 |
| John Keefe | Head | — | 50 | ~1880 |
Census Appearances
1920
Union, Iowa
Head, age 39
Union, Iowa · implied b. ~1881 — 9 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Keefe |
| Given Name | John J. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 39 |
| Marital Status | Married |
| Birthplace | Illinois |
| Father's Birthplace | Ireland |
| Mother's Birthplace | Ireland |
| Occupation | Salesman |
| Industry | Whol. Grocery |
| Class of Worker | W |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Home Owned/Rented | O |
| Home Free/Mortgaged | M |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1930
Union, Iowa
Head, age 50
Union, Iowa · implied b. ~1880 — 7 household members
| Surname | Keefe |
| Given Name | John J. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 50 |
| Marital Status | Married |
| Birthplace | Illinois |
| Age at First Marriage | 23 |
| Father's Birthplace | New York State |
| Mother's Birthplace | New York State |
| Occupation | Salesman |
| Industry | Automobiles |
| Class of Worker | W |
| Can Read/Write | Yes |
| Home Owned/Rented | R |
| Home Value / Rent | 22 |
| Veteran | No |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
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 Keefe across 2 US Census years (1920 and 1930) in Union, Iowa, using XGBoost record linkage.
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This person
Anchor record
John Keefe
Head · 1930 · age 50 · b. ~1880 · 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 — Union, Iowa
Open full size
1930 US Federal Census — Union, Iowa
Page Contents
50 people indexed on this census page (ia:1930:iowacensus00reel684:0326)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 51 | Everett C. | 34 | Son | Manager | Iowa |
| 52 | Bernice H. | 11 | Daughter | — | Iowa |
| 53 | Dorothy L. | 10 | Daughter | — | Iowa |
| 54 | Robert E. | 6 | Son | — | Iowa |
| 55 | Frederick P. Schadde | 40 | Head | Plumber | Kansas |
| 56 | Mary A. Schadde | 33 | Wife-H | — | Nebraska |
| 57 | Helen M. Schadde | 7 | Daughter | — | Iowa |
| 58 | Hilma F. Nord | 64 | Mother-in-law | — | Sweden |
| 59 | John R. Schadde | 28 | Brother | Coal Hauler | Kansas |
| 60 | Robert G. Black | 66 | Head | Carpenter | Illinois |
| 61 | Anna B. Black | 60 | Wife-H | — | Iowa |
| 62 | Edith O. Brown | 40 | Daughter | Saleslady | Iowa |
| 63 | Virginia B. Brown | 5 | Granddaughter | — | Iowa |
| 64 | Joe H. Almquist | 47 | Head | Manager | Kansas |
| 65 | Emma S. Almquist | 47 | Wife-H | — | Illinois |
| 66 | Joe E. Almquist | 15 | Son | — | Kansas |
| 67 | James C. Almquist | 12 | Son | — | Kansas |
| 68 | Melvina Peters | 82 | Head-H | — | Illinois |
| 69 | Leslie Summey | 51 | Head | Service Man | Iowa |
| 70 | Florence M. Summey | 45 | Wife-H | — | Iowa |
| 71 | Howard Summey | 22 | Son | Laborer | Iowa |
| 72 | Mildred M. Summey | 14 | Daughter | — | Iowa |
| 73 | Melina A. Summey | 77 | Mother | — | England |
| 74 | Rena M. Summey | 37 | Sister | — | Iowa |
| 75 | Harold L. Johnson | 45 | Head | Coal Hauler | Iowa |
| 76 | Leona S. Johnson | 48 | Wife-H | — | Illinois |
| 77 | Wallace N. Shinn | 24 | Step-son | Aviator | Iowa |
| 78 | Russell R. Brookman | 45 | Head | Proprietor | Iowa |
| 79 | Mimi R. Brookman | 45 | Wife-H | — | Iowa |
| 80 | James Vondrak | 51 | Head | Farmer | Czechoslovakia |
| 81 | Clara A. Vondrak | 46 | Wife-H | — | Iowa |
| 82 | Barbara Victor | 75 | Mother-in-law | — | Czechoslovakia |
| 83 | Archie S. Campbell | 35 | Head | Laborer | Iowa |
| 84 | Ruby Campbell | 35 | Wife-H | Laundress | Iowa |
| 85 | Mattie H. Campbell | 13 | Daughter | — | Iowa |
| 86 | Christie M. Campbell | 10 | Daughter | — | Nebraska |
| 87 | Clarence W. Jeffrey | 64 | Head | Steamfitter | Iowa |
| 88 | Bessie G. Jeffrey | 57 | Wife-H | Nurse | Iowa |
| 89 | Archie H. Wilson | 33 | Head | — | Iowa |
| 90 | Mabel S. Wilson | 36 | Wife-H | — | Illinois |
| 91 | John J. Keefe THIS PERSON | 50 | Head | Salesman | Illinois |
| 92 | Margaret C. Keefe | 44 | Wife-H | — | Ohio |
| 93 | Clyde R. Keefe | 20 | Son | — | Iowa |
| 94 | Katherine A. Keefe | 16 | Daughter | — | Iowa |
| 95 | Mary L. Keefe | 15 | Daughter | — | Iowa |
| 96 | Kenneth J. Keefe | 11 | Son | — | Iowa |
| 97 | Robert D. Keefe | 6 | Son | — | Iowa |
| 98 | Harry S. Stahl | 62 | Head | — | Iowa |
| 99 | Phoebe Stahl | 62 | Wife-H | — | Missouri |
| 100 | Ella Tiffaney | 70 | Head-H | — | Illinois |
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)