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Mary Boyer — 1910 US Census Record
Model Tree available1910 United States Federal Census · Carroll, Iowa
Our Model Tree links this Mary Boyer across the 1910, 1920, 1930 and 1940 US Censuses in Carroll, Iowa (XGBoost, ~Confirmed), with identified parents John & Aloysius — first a daughter (b.~1908), then head of a 5-person household.
Age 2
b. ~1908
Female
Daughter
Born: Kansas
Single
1910 Census Record Details
| Census Year | 1910 |
| Location | Carroll, Iowa |
| Surname | Boyer |
| Given Name | Mary |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 2 |
| Marital Status | Single |
| Birthplace | Kansas |
| Father's Birthplace | Michigan |
| Mother's Birthplace | Germany |
| Additional Details | |
| Birth State | Kansas |
| Birth Country | United States |
| Birthplace (normalized) | kansas |
| Township / Ward | Maple River Township |
| Est. Birth Year | ~1908 |
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 1910 census.
| Name | Relation to head | Relative to Mary | Age | Birth yr |
|---|---|---|---|---|
| Mary Boyer | Daughter | — | 2 | ~1908 |
| Pauline Boyer | Daughter | — | 9 | ~1901 |
| Gertrude Boyer | Spouse | — | 35 | ~1875 |
| John Boyer | Head | — | 37 | ~1873 |
| Louis Boyer | Son | — | 10 | ~1900 |
Census Appearances
1910
Carroll, Iowa
Daughter, age 2
Carroll, Iowa · implied b. ~1908 — 5 household members
| Surname | Boyer |
| Given Name | Mary |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 2 |
| Marital Status | Single |
| Birthplace | Kansas |
| Father's Birthplace | Michigan |
| Mother's Birthplace | Germany |
| Birth State | Kansas |
| Birth Country | United States |
| Birthplace (normalized) | kansas |
1920
Carroll, Iowa
Daughter, age 12
Carroll, Iowa · implied b. ~1908 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Bayer |
| Given Name | Marie |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 12 |
| Marital Status | Single |
| Birthplace | Kansas |
| Father's Birthplace | Michigan |
| Mother's Birthplace | Germany |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Kansas |
| Birth Country | United States |
| Birthplace (normalized) | kansas |
1930
Carroll, Iowa
Daughter, age 23
Carroll, Iowa · implied b. ~1907 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Bayer |
| Given Name | Marie |
| Relationship to Head | daughter |
| Sex | F |
| Color / Race | White |
| Age | 23 |
| Marital Status | Single |
| Birthplace | Kansas |
| Father's Birthplace | Michigan |
| Mother's Birthplace | Germany |
| Occupation | saleslady |
| Industry | bakery |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | Kansas |
| Birth Country | United States |
| Birthplace (normalized) | kansas |
1940
Carroll-County, Iowa
Other, age 33
Carroll-County, Iowa · implied b. ~1907 — 2 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Bayer |
| Given Name | Marie |
| Relationship to Head | Dauq |
| Sex | F |
| Color / Race | White |
| Age | 33 |
| Marital Status | Single |
| Birthplace | Kansas |
| 1935 Residence (City) | Carroll City |
| 1935 Residence (County) | Carroll |
| Occupation | Saleslady |
| Industry | Bakery |
| Class of Worker | PW |
| Hours Worked | 57 |
| Income (1939) | 650 |
| Highest Grade | S 8 |
| 1935 Residence | Same house |
| Birth State | Kansas |
| Birth Country | United States |
| Birthplace (normalized) | kansas |
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 4 US Census years (1910, 1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father John Boyer (~0.92 confidence) and father Aloysius Bayer (~0.92 confidence) and mother Gertrude Bayer (~0.92 confidence) and father Willis Mcconkie (~0.60 confidence). The pedigree spans 1 generation with 4 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.84
Father
John Boyer
b. ~1873
Source father
● Household
· direct · ~0.92
Father
Aloysius Bayer
b. ~1874
Source father
● Household
· direct · ~0.92
Mother
Gertrude Bayer
b. ~1876
Source mother
● Household
· direct · ~0.92
Father
Willis Mcconkie
b. ~1896
Source father
● Household
· direct · ~0.6
This person
Anchor record
Mary Boyer
Daughter · 1910 · age 2 · b. ~1908 · Iowa
★ You are viewing this record
Sibling
Pauline Boyer
Sibling · 1910 · age 9
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Louis Boyer
Sibling · 1910 · age 10
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
1910 US Federal Census — Carroll, Iowa
Open full size
1910 US Federal Census — Carroll, Iowa
Page Contents
50 people indexed on this census page (ia:1910:13thcensus1910po395unit:0037)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 51 | John Klusener | 28 | Head | Farmer | Iowa |
| 52 | Gertrude Klusener | 24 | Wife | — | Iowa |
| 53 | Julia Klusener | 5 | Daughter | — | Iowa |
| 54 | Joseph Klusener | 2 | Son | — | Iowa |
| 55 | John Boyer | 37 | Head | Farmer | Michigan |
| 56 | Gertrude Boyer | 35 | Wife | — | Germany |
| 57 | Louis Boyer | 10 | Son | — | Iowa |
| 58 | Pauline Boyer | 9 | Daughter | — | Iowa |
| 59 | Mary Boyer THIS PERSON | 2 | Daughter | — | Kansas |
| 60 | Henry Dunk | 56 | Head | Farmer | Germany |
| 61 | Frances Dunk | 48 | Wife | — | Germany |
| 62 | Anna Dunk | 21 | Daughter | — | Iowa |
| 63 | Francis Dunk | 20 | Daughter | — | Iowa |
| 64 | Joseph Dunk | 14 | Son | — | Iowa |
| 65 | Amelia Dunk | 14 | Son | — | Iowa |
| 66 | James Ryan | 67 | Head | Helper With Farm | Ireland |
| 67 | Mona Ryan | 55 | Wife | Farmer | Iowa |
| 68 | Nellie Ryan | 22 | Daughter | — | Iowa |
| 69 | Florence Ryan | 13 | Daughter | — | Iowa |
| 70 | Mary Boyage | 41 | Sister-in-law | — | Iowa |
| 71 | Herman Vane | 55 | Head | Farmer | W. Germany |
| 72 | Mary Vane | 54 | Wife | — | Germany |
| 73 | Willie Vane | 30 | Son | — | Iowa |
| 74 | Mary Vane | 27 | Daughter | — | Iowa |
| 75 | Francis Vane | 21 | Daughter | — | Iowa |
| 76 | James Vane | 19 | Son | — | Iowa |
| 77 | Andrew Kirk | 41 | Head | Painter | Ireland |
| 78 | Margaret Kirk | 30 | Wife | Farmer | Iowa |
| 79 | Rose Kirk | 1 | Daughter | — | Iowa |
| 80 | Cornelius Kirk | 1 | Son | — | Iowa |
| 81 | James England | 44 | Head | Farmer | Illinois |
| 82 | Mary England | 44 | Wife | — | Minnesota |
| 83 | Homer England | 17 | Son | — | Iowa |
| 84 | Helen England | 11 | Daughter | — | Iowa |
| 85 | Margaret Snyder | 43 | Head | Farmer | W. Germany |
| 86 | Kate Snyder | 29 | Daughter | — | Wisconsin |
| 87 | Matilda Snyder | 27 | Daughter | — | Iowa |
| 88 | Frank Snyder | 25 | Son | — | Iowa |
| 89 | Jennie Snyder | 22 | Daughter | — | Iowa |
| 90 | Sarah Snyder | 17 | Daughter | Housekeeper | Iowa |
| 91 | George Bacher | 17 | Hired man | Hired Man | Iowa |
| 92 | George Hengstenberg | 51 | Head | Farmer | W. Germany |
| 93 | Barbara Hengstenberg | 51 | Wife | — | Germany |
| 94 | Frank Hengstenberg | 23 | Son | — | Iowa |
| 95 | Lizzie Hengstenberg | 21 | Daughter | — | Iowa |
| 96 | Anna Hengstenberg | 18 | Daughter | — | Iowa |
| 97 | Willie Hengstenberg | 15 | Son | — | Iowa |
| 98 | James Hengstenberg | 12 | Son | — | Iowa |
| 99 | Tony Hengstenberg | 12 | Son | — | Iowa |
| 100 | Ben Hengstenberg | 10 | Son | — | Iowa |
Pedigree Summary
Mary + 2 siblings
Gen 1 · 4 parents
~0.84
Max depth 4 (1900–1950 window)
About This Record & Model Tree
This record was independently indexed by YourRoots from the 1910 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)