MD
Mary Dyer — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Calhoun-County, Michigan
Our Model Tree links this Mary Dyer across the 1920, 1930 and 1940 US Censuses in Calhoun-County, Michigan (XGBoost, ~Confirmed) — first a spouse (b.~1880), then head of a 3-person household.
Age 60
b. ~1880
Female
Spouse
Born: England
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Calhoun-County, Michigan |
| Surname | Dyer |
| Given Name | Mary |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 60 |
| Marital Status | Married |
| Birthplace | England |
| 1935 Residence (City) | Battle Creek City |
| 1935 Residence (County) | Calhoun |
| Naturalization Status | Naturalized |
| Additional Details | |
| Highest Grade | H 4 |
| 1935 Residence | Same House |
| Birth Country | England |
| Birthplace (normalized) | england |
| Township / Ward | Battle Creek City |
| Est. Birth Year | ~1880 |
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 Mary | Age | Birth yr |
|---|---|---|---|---|
| Wilfred Dyer | Son | — | 30 | ~1910 |
| Mary Dyer | Spouse | — | 60 | ~1880 |
| Henry Dyer | Head | — | 64 | ~1876 |
Census Appearances
1920
Calhoun, Michigan
Spouse, age 40
Calhoun, Michigan · implied b. ~1880 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Dyer |
| Given Name | Mary |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 40 |
| Marital Status | Married |
| Birthplace | England |
| Year of Immigration | 1913 |
| Naturalization Status | Naturalized |
| Father's Birthplace | England |
| Mother's Birthplace | England |
| Occupation | none |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Mother Tongue | English |
| Birth Country | England |
| Year of Naturalization | 1918 |
| Birthplace (normalized) | england |
1930
Calhoun, Michigan
Spouse, age 53
Calhoun, Michigan · implied b. ~1877 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Dyer |
| Given Name | Mary |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 53 |
| Marital Status | Married |
| Birthplace | England |
| Naturalization Status | Naturalized |
| Year of Immigration | 1901 |
| Age at First Marriage | 21 |
| Father's Birthplace | England |
| Mother's Birthplace | England |
| Can Read/Write | Yes |
| Mother Tongue | English |
| Birth Country | England |
| Birthplace (normalized) | england |
1940
Calhoun-County, Michigan
Spouse, age 60
Calhoun-County, Michigan · implied b. ~1880 — 3 household members
| Surname | Dyer |
| Given Name | Mary |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 60 |
| Marital Status | Married |
| Birthplace | England |
| 1935 Residence (City) | Battle Creek City |
| 1935 Residence (County) | Calhoun |
| Naturalization Status | Naturalized |
| Highest Grade | H 4 |
| 1935 Residence | Same House |
| Birth Country | England |
| Birthplace (normalized) | england |
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 Dyer across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage.
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This person
Anchor record
Mary Dyer
Spouse · 1940 · age 60 · b. ~1880 · Michigan
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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 — Calhoun-County, Michigan
Open full size
1940 US Federal Census — Calhoun-County, Michigan
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01735-00776)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Bernice B Mcnaney | 55 | Wife | — | Michigan |
| 42 | William C Lusk | 58 | Head | The Post Co | Michigan |
| 43 | Blanche E Lusk | 58 | Wife | — | Indiana |
| 44 | Clayton W Lusk | 22 | Son | Laborer | Michigan |
| 45 | Arthur Ann Brandt | 23 | Nephew | Truck Driver | Michigan |
| 46 | Ray E Needham | 48 | Head | Watchman | Michigan |
| 47 | Mildred M Needham | 43 | Wife | — | Michigan |
| 48 | Harry John Needham | 25 | Son | Stripper | Michigan |
| 49 | Jack R Needham | 15 | Son | — | Michigan |
| 50 | Marie Needham | 14 | Daughter | — | Michigan |
| 51 | Henry W Dyer | 64 | Head | Contractor | England |
| 52 | Mary Dyer THIS PERSON | 60 | Wife | — | England |
| 53 | Wilfred S Dyer | 30 | Son | Contractor | Michigan |
| 54 | Floyd Vandermeer | 36 | Head | High School Teacher | Iowa |
| 55 | Jane B Vandermeer | 36 | Wife | — | Michigan |
| 56 | Carol Ann Vandermeer | 3 | Daughter | — | Michigan |
| 57 | Glenn R La Forge | 32 | Head | Assembler | Wisconsin |
| 58 | Esther D La Forge | 29 | Wife | — | Wisconsin |
| 59 | James L La Forge | 7 | Son | — | Wisconsin |
| 60 | Leslie Ann Smith | 5 | Niece | — | Wisconsin |
| 61 | William E Howell | 54 | Head | Loco Engineer | Canada (Eng) |
| 62 | Neva May Howell | 47 | Wife | — | Michigan |
| 63 | Mary E Kyle | 51 | Head | — | Ohio |
| 64 | Mazie Boomhower | 16 | Granddaughter | — | Michigan |
| 65 | Clarence Haughn | 47 | Head | Auto Mechanic | Michigan |
| 66 | Eva D Haughn | 36 | Wife | — | Michigan |
| 67 | Robert Whalen | 20 | Son-in-law | Tree Trimmer | Michigan |
| 68 | Jeannette Whalen | 19 | Daughter | — | Michigan |
| 69 | Kathryn Ann Whalen | 1 | Granddaughter | — | Michigan |
| 70 | Kenneth Haughn | 15 | Son | — | Michigan |
| 71 | Jennie L Davenport | 64 | Head | — | Michigan |
| 72 | Frank B Davenport | 38 | Son | Contractor | Michigan |
| 73 | June A Davenport | 36 | Daughter-in-law | — | Michigan |
| 74 | Richard Davenport | 9 | Grandson | — | Michigan |
| 75 | Joseph W Fredericks | 24 | Roomer | Industrial Eng | Indiana |
| 76 | Edward M Mueller | 22 | Roomer | Collector | Illinois |
| 77 | Earl J Corp | 58 | Head | Loco Engineer | Michigan |
| 78 | Ethel M Corp | 49 | Wife | — | Michigan |
| 79 | Jean Corp | 26 | Daughter | — | Michigan |
| 80 | Eloise Corp | 25 | Daughter | File Clerk | Michigan |
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)