JF
John Fox — 1940 US Census Record
Model Tree available1940 United States Federal Census · Dakota-County, Minnesota
Our Model Tree links this John Fox across the 1920, 1930 and 1940 US Censuses in Dakota-County, Minnesota (XGBoost, ~Confirmed), with identified parents Margaret — first a head (b.~1899), then head of a 8-person household.
Age 41
b. ~1899
Male
Head
Born: Minnesota
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Dakota-County, Minnesota |
| Surname | Fox |
| Given Name | John B. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 41 |
| Marital Status | Married |
| Birthplace | Minnesota |
| 1935 Residence (City) | Dakota |
| Additional Details | |
| Occupation | Farmer |
| Industry | Farming |
| Class of Worker | OA |
| Hours Worked | 40 |
| Highest Grade | 8 |
| 1935 Residence | Same place |
| Birth State | Minnesota |
| Birth Country | United States |
| Birthplace (normalized) | minnesota |
| Occupation | Farmer |
| Township / Ward | Rosemount |
| Est. Birth Year | ~1899 |
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 1940 census.
| Name | Relation to head | Relative to John | Age | Birth yr |
|---|---|---|---|---|
| Lucille Fox | Daughter | — | 11 | ~1929 |
| John Fox | Head | — | 41 | ~1899 |
| Marino Sarres | Other | — | 18 | ~1922 |
| Joseph Fox | Son | — | 8 | ~1932 |
| Henry Fox | Son | — | 13 | ~1927 |
| Richard Fox | Son | — | 6 | ~1934 |
| Martin Fox | Son | — | 4 | ~1936 |
| Clara Fox | Spouse | — | 42 | ~1898 |
Census Appearances
1920
Dakota, Minnesota
Son, age 21
Dakota, Minnesota · implied b. ~1899 — 8 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Fox |
| Given Name | John B. |
| Relationship to Head | son |
| Sex | M |
| Color / Race | White |
| Age | 21 |
| Marital Status | Single |
| Birthplace | Minnesota |
| Father's Birthplace | Minnesota |
| Mother's Birthplace | Minnesota |
| Occupation | farm laborer |
| Industry | general farm |
| Class of Worker | W |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Minnesota |
| Birth Country | United States |
| Birthplace (normalized) | minnesota |
1930
Dakota, Minnesota
Head, age 31
Dakota, Minnesota · implied b. ~1899 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Fox |
| Given Name | John B |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 31 |
| Marital Status | Married |
| Birthplace | Minnesota |
| Age at First Marriage | 27 |
| Father's Birthplace | Minnesota |
| Mother's Birthplace | Minnesota |
| Occupation | Farmer |
| Industry | General Farm |
| Class of Worker | OA |
| Can Read/Write | Yes |
| Home Owned/Rented | R |
| Home Value / Rent | Yes |
| Veteran | No |
| Birth State | Minnesota |
| Birth Country | United States |
| Birthplace (normalized) | minnesota |
1940
Dakota-County, Minnesota
Head, age 41
Dakota-County, Minnesota · implied b. ~1899 — 8 household members
| Surname | Fox |
| Given Name | John B. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 41 |
| Marital Status | Married |
| Birthplace | Minnesota |
| 1935 Residence (City) | Dakota |
| Occupation | Farmer |
| Industry | Farming |
| Class of Worker | OA |
| Hours Worked | 40 |
| Highest Grade | 8 |
| 1935 Residence | Same place |
| Birth State | Minnesota |
| Birth Country | United States |
| Birthplace (normalized) | minnesota |
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 Fox across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: mother Margaret Fox (~0.92 confidence). The pedigree spans 1 generation with 1 identified ancestor.
Show:
Gen 1
Parents
confidence ≈ 0.92
Mother
Margaret Fox
b. ~1879
Source mother
● Household
· direct · ~0.92
This person
Anchor record
John Fox
Head · 1940 · age 41 · b. ~1899 · Minnesota
★ 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 — Dakota-County, Minnesota
Open full size
1940 US Federal Census — Dakota-County, Minnesota
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01917-00619)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Bruce Mcclung | 2 | Head | — | Minn |
| 42 | David Mcclung | 0 | Grandson | — | Minn |
| 43 | Raymond Nelson | 24 | Head | Farmer | Iowa |
| 44 | Helen Nelson | 24 | Daughter | Housework | Minn |
| 45 | Barbara Nelson | 1 | Daughter | — | Minn |
| 46 | Ernest Platt | 40 | Hired man | Farm Hand | Minn |
| 47 | Frederick W. Ehlermann | 31 | Head | Farmer | Minn |
| 48 | Elna Ehlermann | 27 | Wife | Housework | Minn |
| 49 | Thomas D. Fahey | 53 | Head | Farmer | Minn |
| 50 | Alice Fahey | 52 | Wife | Housework | Minn |
| 51 | H. Vernon Fahey | 22 | Son | Attending | Minn |
| 52 | Loraine Fahey | 14 | Daughter | Attending | Minn |
| 53 | Thomas Jr. Fahey | 21 | Son | Attending | Minn |
| 54 | Frank Spees | 74 | Hired man | Inmate | Germany |
| 55 | Joseph H. Conzemius | 37 | Head | Farmer | Minnesota |
| 56 | Elizabeth Conzemius | 33 | Wife | Housework | Minnesota |
| 57 | Tony Reiter | 44 | Hired man | Hired Hand | Minnesota |
| 58 | Russell Metzler | 18 | Nephew | Farming | Minnesota |
| 59 | John B. Fox THIS PERSON | 41 | Head | Farmer | Minnesota |
| 60 | Clara D. Fox | 42 | Wife | Housework | Minnesota |
| 61 | Henry Fox | 13 | Son | Attending | Minnesota |
| 62 | Lucille Fox | 11 | Daughter | Attending | Minnesota |
| 63 | Joseph Fox | 8 | Son | Attending | Minn |
| 64 | Richard Fox | 6 | Son | Attending | Minn |
| 65 | Martin Fox | 4 | Son | — | Minn |
| 66 | Marino Sarres | 18 | Hired man | Hired Hand | Minn |
| 67 | Michel D. Moore | 50 | Head | Farmer | Minnesota |
| 68 | Edmund Moore | 48 | Brother | Farmer | Minnesota |
| 69 | Frank Sattner | 52 | Hired man | Farm Hand | Wisconsin |
| 70 | Eleanor Durey | 55 | Hired girl | Housework | Iowa |
| 71 | Clark D. Woodruff | 85 | Head | Retired | Pennsylvania |
| 72 | Jane Woodruff | 88 | Wife | Retired | England |
| 73 | Royal D. Blackwell | 39 | Head | Laborer | Minnesota |
| 74 | Rose Blackwell | 43 | Wife | Housework | Minnesota |
| 75 | Sonny Blackwell | 12 | Daughter | Attending | Minnesota |
| 76 | Rayelan Blackwell | 3 | Son | — | Minnesota |
| 77 | Walter D. Franzmeier | 42 | Head | Farmer | Minn |
| 78 | Alma Franzmeier | 40 | Wife | Housework | Minn |
| 79 | Laverne Franzmeier | 12 | Wife | Attending | Minn |
| 80 | Herman Simonson | 54 | Hired man | Farm Hand | South Dakota |
Pedigree Summary
John
Gen 1 · 1 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)