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Mary Boyer — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Jackson-County, Minnesota
Our Model Tree links this Mary Boyer across the 1930 and 1940 US Censuses in Jackson-County, Minnesota (XGBoost, ~Confirmed) — first a daughter (b.~1930), then head of a 11-person household.
Age 10
b. ~1930
Female
Daughter
Born: Iowa
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Jackson-County, Minnesota |
| Surname | Boyer |
| Given Name | Mary Jane |
| Relationship to Head | daughter |
| Sex | F |
| Color / Race | White |
| Age | 10 |
| Marital Status | Single |
| Birthplace | Iowa |
| 1935 Residence (City) | Enterprise Twp |
| 1935 Residence (County) | Jackson |
| Additional Details | |
| Highest Grade | No 5 |
| 1935 Residence | Same place |
| Birth State | Iowa |
| Birth Country | United States |
| Birthplace (normalized) | iowa |
| Township / Ward | Enterprise Twp |
| Est. Birth Year | ~1930 |
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.
11 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Mary | Age | Birth yr |
|---|---|---|---|---|
| Russel Boyer | Son | — | 24 | ~1916 |
| Bonnie Boyer | Daughter | — | 17 | ~1923 |
| Carol Boyer | Daughter | — | 3 | ~1937 |
| Keith Boyer | Son | — | 7 | ~1933 |
| Ruth Boyer | Spouse | — | 47 | ~1893 |
| Ernest Boyer | Son | — | 15 | ~1925 |
| Mary Boyer | Daughter | — | 10 | ~1930 |
| Ruth Boyer | Daughter | — | 7 | ~1933 |
| Roy Boyer | Son | — | 22 | ~1918 |
| Ernest Boyer | Head | — | 48 | ~1892 |
| David Boyer | Son | — | 13 | ~1927 |
Census Appearances
1930
Dickinson, Iowa
Daughter, age
Dickinson, Iowa · implied b. ~1930 — 11 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Boyer |
| Given Name | Mary L. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 0 |
| Marital Status | Single |
| Birthplace | Iowa |
| Father's Birthplace | Iowa |
| Mother's Birthplace | Indiana |
| Birth State | Iowa |
| Birth Country | United States |
| Birthplace (normalized) | iowa |
1940
Jackson-County, Minnesota
Daughter, age 10
Jackson-County, Minnesota · implied b. ~1930 — 11 household members
| Surname | Boyer |
| Given Name | Mary Jane |
| Relationship to Head | daughter |
| Sex | F |
| Color / Race | White |
| Age | 10 |
| Marital Status | Single |
| Birthplace | Iowa |
| 1935 Residence (City) | Enterprise Twp |
| 1935 Residence (County) | Jackson |
| Highest Grade | No 5 |
| 1935 Residence | Same place |
| 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 Mary Boyer across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Mary Boyer
Daughter · 1940 · age 10 · b. ~1930 · Minnesota
★ You are viewing this record
Sibling
David Boyer
Sibling · 1940 · age 13
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Ruth Boyer
Sibling · 1940 · age 7
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Russel Boyer
Sibling · 1940 · age 24
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Carol Boyer
Sibling · 1940 · age 3
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Bonnie Boyer
Sibling · 1940 · age 17
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Ernest Boyer
Sibling · 1940 · age 15
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Keith Boyer
Sibling · 1940 · age 7
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Roy Boyer
Sibling · 1940 · age 22
Source co-child of head (derived)
● Co-child · derived · ~0.88
Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1940 US Federal Census — Jackson-County, Minnesota
Open full size
1940 US Federal Census — Jackson-County, Minnesota
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01929-00095)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Albert W Jarmuth | 44 | head | Farmer | Minnesota |
| 2 | Dora W Jarmuth | 41 | wife | House Wife | Minnesota |
| 3 | Joseph G Kuhn | 60 | head | Farmer | France |
| 4 | Anna M Kuhn | 52 | wife | House Wife | France |
| 5 | Adolph R Kuhn | 28 | son | Farmer | Illinois |
| 6 | John A Kuhn | 23 | son | Laborer | Illinois |
| 7 | Albert E Kuhn | 11 | son | — | Minnesota |
| 8 | Ernest W Boyer | 48 | head | Farmer | Iowa |
| 9 | Ruth B Boyer | 47 | wife | House Wife | Indiana |
| 10 | Russel J Boyer | 24 | son | Laborer | Iowa |
| 11 | Roy R Boyer | 22 | son | Laborer | Iowa |
| 12 | Bonnie J Boyer | 17 | daughter | Maid | Iowa |
| 13 | Ernest W Jr Boyer | 15 | son | Student | Iowa |
| 14 | David D Boyer | 13 | son | — | Iowa |
| 15 | Mary Jane Boyer THIS PERSON | 10 | daughter | — | Iowa |
| 16 | Ruth L Boyer | 7 | daughter | — | Iowa |
| 17 | Keith D Boyer | 7 | son | — | Iowa |
| 18 | Carol L Boyer | 3 | daughter | — | Minnesota |
| 19 | Henry Zahradnik | 30 | head | Farmer | Minnesota |
| 20 | Frank Zahradnik | 67 | father | Helper | Minnesota |
| 21 | Emma Zahradnik | 58 | mother | House Wife | Minnesota |
| 22 | Herman Schaffer | 26 | brother in law | Laborer | Minnesota |
| 23 | Bessie Schaffer | 22 | sister | House Wife | Minnesota |
| 24 | Andrew Handevidt | 41 | head | Farmer | Minnesota |
| 25 | Agusta Handevidt | 41 | wife | House Wife | Minnesota |
| 26 | Junios Handevidt | 17 | son | Laborer | Minnesota |
| 27 | Loretta Handevidt | 12 | daughter | — | Minnesota |
| 28 | Luetta Handevidt | 12 | daughter | — | Minnesota |
| 29 | Marjorie Handevidt | 11 | daughter | — | Minnesota |
| 30 | Harlo Handevidt | 9 | son | — | Minnesota |
| 31 | Thomas Gruver | 3 | nephew | — | Minnesota |
| 32 | Oliver Mesuna | 69 | head | Farmer | Minnesota |
| 33 | Hanna Mesuna | 59 | wife | House Wife | Minnesota |
| 34 | Elmer Mesuna | 30 | son | Farmer | Minnesota |
| 35 | Harlow Mesuna | 27 | son | Laborer | Minnesota |
| 36 | Borgny Mesuna | 14 | daughter | Student | Minnesota |
| 37 | John Helgas | 46 | helper | Laborer | Norway |
| 38 | Christ Peterson | 68 | lodger | Laborer | Norway |
| 39 | Andrew Hansen | 65 | head | Farmer | Denmark |
| 40 | Mary Hansen | 59 | wife | House Wife | Minnesota |
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)