JF
John Fowler — 1940 US Census Record
Model Tree available1940 United States Federal Census · Hamilton-County, Iowa
Our Model Tree links this John Fowler across the 1920, 1930 and 1940 US Censuses in Hamilton-County, Iowa (XGBoost, ~Confirmed), with identified parents Elizabeth & Elizabeth — first a head (b.~1912), then head of a 5-person household.
Age 28
b. ~1912
Male
Head
Born: Iowa
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Hamilton-County, Iowa |
| Surname | Fowler |
| Given Name | John |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 28 |
| Marital Status | Married |
| Birthplace | Iowa |
| 1935 Residence (City) | Blairsburg |
| 1935 Residence (County) | Hamilton |
| Additional Details | |
| Occupation | labor |
| Industry | Farm |
| Class of Worker | OA |
| Hours Worked | 60 |
| Income (1939) | 451 |
| Highest Grade | H-4 |
| 1935 Residence | Same house |
| Birth State | Iowa |
| Birth Country | United States |
| Birthplace (normalized) | iowa |
| Occupation | Labor |
| Township / Ward | Blairsburg |
| Est. Birth Year | ~1912 |
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.
5 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to John | Age | Birth yr |
|---|---|---|---|---|
| Janice Fowler | Daughter | — | 5 | ~1935 |
| Joyce Fowler | Daughter | — | 2 | ~1938 |
| John Fowler | Head | — | 28 | ~1912 |
| James Fowler | Son | — | 6 | ~1934 |
| Ruth Fowler | Spouse | — | 24 | ~1916 |
Census Appearances
1920
Hamilton, Iowa
Son, age 7
Hamilton, Iowa · implied b. ~1913 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Fowler |
| Given Name | John |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 7 |
| Marital Status | Single |
| Birthplace | Iowa |
| Father's Birthplace | Iowa |
| Mother's Birthplace | Iowa |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Iowa |
| Birth Country | United States |
| Birthplace (normalized) | iowa |
1930
Hamilton, Iowa
Son, age 18
Hamilton, Iowa · implied b. ~1912 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Fowler |
| Given Name | John L. |
| Relationship to Head | son |
| Sex | M |
| Color / Race | White |
| Age | 18 |
| Marital Status | Single |
| Birthplace | Iowa |
| Father's Birthplace | Iowa |
| Mother's Birthplace | Iowa |
| Occupation | Laborer |
| Industry | Gen Farm |
| Class of Worker | VVVV OA |
| Can Read/Write | Yes |
| Birth State | Iowa |
| Birth Country | United States |
| Birthplace (normalized) | iowa |
1940
Hamilton-County, Iowa
Head, age 28
Hamilton-County, Iowa · implied b. ~1912 — 5 household members
| Surname | Fowler |
| Given Name | John |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 28 |
| Marital Status | Married |
| Birthplace | Iowa |
| 1935 Residence (City) | Blairsburg |
| 1935 Residence (County) | Hamilton |
| Occupation | labor |
| Industry | Farm |
| Class of Worker | OA |
| Hours Worked | 60 |
| Income (1939) | 451 |
| Highest Grade | H-4 |
| 1935 Residence | Same house |
| 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 Fowler across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: mother Elizabeth Fowler (~0.92 confidence) and mother Elizabeth Fowler (~0.92 confidence) and father Roy Fowler (~0.92 confidence). The pedigree spans 1 generation with 3 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Mother
Elizabeth Fowler
b. ~1885
Source mother
● Household
· direct · ~0.92
Mother
Elizabeth Fowler
b. ~1887
Source mother
● Household
· direct · ~0.92
Father
Roy Fowler
b. ~1888
Source father
● Household
· direct · ~0.92
This person
Anchor record
John Fowler
Head · 1940 · age 28 · b. ~1912 · Iowa
★ You are viewing this record
Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1940 US Federal Census — Hamilton-County, Iowa
Open full size
1940 US Federal Census — Hamilton-County, Iowa
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01164-00016)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Lula Martin | 50 | wife | — | Missouri |
| 42 | Ernest Crown|Crouse | 55 | Head | Labor | Iowa |
| 43 | Cleo Crown|Crouse | 46 | wife | — | Iowa |
| 44 | Charles Crown|Crouse | 24 | son | Labor | Iowa |
| 45 | Earl Crown|Crouse | 17 | son | — | Iowa |
| 46 | Blair Farrington | 22 | Head | Labor | Colorado |
| 47 | Irine Farrington | 19 | wife | — | Iowa |
| 48 | Fred Genty | 55 | Head | Labor | Wisconsin |
| 49 | Millicent Genty | 47 | wife | — | Iowa |
| 50 | Ciccel Genty | 15 | son | — | Iowa |
| 51 | Doris Genty | 9 | Daughter | — | Iowa |
| 52 | Charles Genty | 7 | son | — | Iowa |
| 53 | Valdine Genty | 5 | Daughter | — | Iowa |
| 54 | Everet Genty | 30 | son | Labor | Iowa |
| 55 | May Genty | 33 | Daughter in law | — | Nevada |
| 56 | John Fowler THIS PERSON | 28 | Head | Labor | Iowa |
| 57 | Ruth Fowler | 24 | wife | — | Iowa |
| 58 | James Fowler | 6 | son | — | Iowa |
| 59 | Janice Fowler | 5 | Daughter | — | Iowa |
| 60 | Joyce Fowler | 2 | Daughter | — | Iowa |
| 61 | Will Breitencamp | 42 | Head | Labor | Iowa |
| 62 | Minnie Breitencamp | 39 | wife | — | Iowa |
| 63 | Geralden Breitencamp | 9 | Daughter | — | Iowa |
| 64 | Jasselen Breitencamp | 7 | Daughter | — | Iowa |
| 65 | Della Marie Breitencamp | 6 | Daughter | — | Iowa |
| 66 | William Breitencamp | 2 | son | — | Iowa |
| 67 | Charles Hilpipre | 49 | Head | Labor | Iowa |
| 68 | Jessie Hilpipre | 45 | wife | — | Iowa |
| 69 | Virgil Hilpipre | 21 | son | Labor | Iowa |
| 70 | Levonne Hilpipre | 17 | Daughter | 6 | Iowa |
| 71 | Betty Hilpipre | 15 | Daughter | — | Iowa |
| 72 | Mildred Hilpipre | 12 | Daughter | — | Iowa |
| 73 | Charles Jr. Hilpipre | 10 | son | — | Iowa |
| 74 | Donald Hilpipre | 8 | son | — | Iowa |
| 75 | Mary Hilpipre | 6 | Daughter | — | Iowa |
| 76 | Bernard Hilpipre | 5 | son | — | Iowa |
| 77 | John Ballantyne | 42 | Head | Labor | Iowa |
| 78 | Mayna Ballantyne | 42 | wife | — | Iowa |
| 79 | Merle Ballantyne | 18 | son | Labor | Iowa |
| 80 | Robert Ballantyne | 16 | son | — | Iowa |
Pedigree Summary
John
Gen 1 · 3 parents
~0.92
Max depth 4 (1900–1950 window)
About This Record & Model Tree
This record was independently indexed by YourRoots from the 1940 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)