JP
John Potter — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Buchanan-County, Iowa
Our Model Tree links this John Potter across the 1920, 1930 and 1940 US Censuses in Buchanan-County, Iowa (XGBoost, ~Confirmed) — first a head (b.~1883), then head of a 3-person household.
Age 57
b. ~1883
Male
Head
Born: Wisconsin
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Buchanan-County, Iowa |
| Surname | Potter |
| Given Name | John E. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 57 |
| Marital Status | Married |
| Birthplace | Wisconsin |
| 1935 Residence (City) | R |
| 1935 Residence (County) | Buchanan |
| Additional Details | |
| Occupation | Farmer |
| Industry | Farm |
| Class of Worker | OA |
| Hours Worked | 80 |
| Income (1939) | 100 |
| Highest Grade | H 1 |
| 1935 Residence | Iowa |
| Birth State | Wisconsin |
| Birth Country | United States |
| Birthplace (normalized) | wisconsin |
| Occupation | Farmer |
| Township / Ward | Stanley |
| 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.
3 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to John | Age | Birth yr |
|---|---|---|---|---|
| Kathryn Potter | Spouse | — | 50 | ~1890 |
| Glenna Potter | Son | — | 29 | ~1911 |
| John Potter | Head | — | 57 | ~1883 |
Census Appearances
1920
Buchanan, Iowa
Head, age 37
Buchanan, Iowa · implied b. ~1883 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Potter |
| Given Name | John E |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 37 |
| Marital Status | Married |
| Birthplace | Wisconsin |
| Father's Birthplace | Wisconsin |
| Mother's Birthplace | Wisconsin |
| Occupation | Farmer |
| Industry | General farm |
| Class of Worker | OA |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Home Owned/Rented | R |
| Birth State | Wisconsin |
| Birth Country | United States |
| Birthplace (normalized) | wisconsin |
1930
Buchanan, Iowa
Head, age 48
Buchanan, Iowa · implied b. ~1882 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Potter |
| Given Name | John E. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 48 |
| Marital Status | Married |
| Birthplace | Wisconsin |
| Age at First Marriage | 26 |
| Father's Birthplace | Wisconsin |
| Mother's Birthplace | Wisconsin |
| Occupation | Farmer |
| Industry | General farm |
| Class of Worker | O |
| Can Read/Write | Yes |
| Home Owned/Rented | R |
| Birth State | Wisconsin |
| Birth Country | United States |
| Birthplace (normalized) | wisconsin |
1940
Buchanan-County, Iowa
Head, age 57
Buchanan-County, Iowa · implied b. ~1883 — 3 household members
| Surname | Potter |
| Given Name | John E. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 57 |
| Marital Status | Married |
| Birthplace | Wisconsin |
| 1935 Residence (City) | R |
| 1935 Residence (County) | Buchanan |
| Occupation | Farmer |
| Industry | Farm |
| Class of Worker | OA |
| Hours Worked | 80 |
| Income (1939) | 100 |
| Highest Grade | H 1 |
| 1935 Residence | Iowa |
| Birth State | Wisconsin |
| Birth Country | United States |
| Birthplace (normalized) | wisconsin |
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 Potter across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage.
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This person
Anchor record
John Potter
Head · 1940 · age 57 · b. ~1883 · Iowa
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Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1940 US Federal Census — Buchanan-County, Iowa
Open full size
1940 US Federal Census — Buchanan-County, Iowa
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01142-00568)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Vivian Hamilton | 17 | Daughter | Teacher | Iowa |
| 2 | Hazel Hamilton | 17 | Daughter | — | Iowa |
| 3 | Rachel Watkins | 41 | Keeper | House Keeper | Iowa |
| 4 | Neal Watkins | 14 | Son | — | Illinois |
| 5 | Alvin Watkins | 9 | Son | — | Illinois |
| 6 | Albert L. Hamilton | 83 | Head | — | Massachusetts |
| 7 | Lucy Hamilton | 82 | Wife | — | Iowa |
| 8 | Otto Provis | 52 | Head | Farmer | Iowa |
| 9 | Viola Provis | 41 | Sister | — | Iowa |
| 10 | Wilhelmina Provis | 70 | Mother | — | Illinois |
| 11 | Albert Provis | 44 | Brother | — | Iowa |
| 12 | Anton Kortenhamp | 27 | Head | Farmer | Wisconsin |
| 13 | Ruth Kortenhamp | 25 | Wife | — | Iowa |
| 14 | Daniel Kortenhamp | 2 | Son | — | Iowa |
| 15 | Leon Kortenhamp | 0 | Son | — | Iowa |
| 16 | Wilfred Stockel | 34 | Head | Farmer | Iowa |
| 17 | Rose Stockel | 29 | Wife | — | Iowa |
| 18 | Jo Ann Stockel | 6 | Daughter | — | Iowa |
| 19 | Richard Stockel | 4 | Son | — | Iowa |
| 20 | Lyle Stimson | 36 | Head | Farmer | Iowa |
| 21 | Meda Stimson | 36 | Wife | — | Minnesota |
| 22 | Myrna Stimson | 8 | Daughter | — | Iowa |
| 23 | Ralph Stimson | 6 | Son | — | Iowa |
| 24 | John E. Potter THIS PERSON | 57 | Head | Farmer | Wisconsin |
| 25 | Kathryn Potter | 50 | Wife | — | Wisconsin |
| 26 | Glenna Potter | 29 | Son | Laborer | Iowa |
| 27 | Thomas Ford | 40 | Head | Laborer | Kentucky |
| 28 | Blanche Ford | 30 | Wife | — | Iowa |
| 29 | Delores Ford | 10 | Daughter | — | Iowa |
| 30 | Howard Ford | 8 | Son | — | Iowa |
| 31 | Bonnie Ford | 7 | Daughter | — | Iowa |
| 32 | Roselyn Ford | 2 | Daughter | — | Iowa |
| 33 | James Michler | 41 | Head | Farmer | Iowa |
| 34 | Anna Michler | 38 | Wife | — | Germany |
| 35 | Robert Michler | 18 | Son | Truck Driver | Iowa |
| 36 | Dorothy Michler | 14 | Daughter | — | Iowa |
| 37 | Doris Michler | 14 | Daughter | — | Iowa |
| 38 | August Dow | 74 | Father-in-law | — | Germany |
| 39 | Kyle Ingamells | 41 | Head | Farmer | Iowa |
| 40 | Hazel Ingamells | 34 | Wife | — | Iowa |
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)