MC
Mary Case — 1920 US Census Record
Linked across censuses1920 United States Federal Census · Gratiot, Michigan
Our Model Tree links this Mary Case across the 1900, 1910 and 1920 US Censuses in Gratiot, Michigan (XGBoost, ~Confirmed) — first a spouse (b.~1849), then head of a 4-person household.
Age 71
b. ~1849
Female
Spouse
Born: Ohio
Married
1920 Census Record Details
| Census Year | 1920 |
| Location | Gratiot, Michigan |
| Surname | Case |
| Given Name | Mary |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 71 |
| Marital Status | Married |
| Birthplace | Ohio |
| Father's Birthplace | England |
| Mother's Birthplace | England |
| Additional Details | |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Mother Tongue | English |
| Birth State | Ohio |
| Birth Country | United States |
| Birthplace (normalized) | ohio |
| Township / Ward | East 12 Of Emerson Township |
| Est. Birth Year | ~1849 |
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.
4 people recorded at the same address in the 1920 census.
| Name | Relation to head | Relative to Mary | Age | Birth yr |
|---|---|---|---|---|
| Burton Case | Head | — | 72 | ~1848 |
| Margaret Case | Daughter | — | 31 | ~1889 |
| Mary Case | Spouse | — | 71 | ~1849 |
| Kenneth Case | Son | — | 37 | ~1883 |
Census Appearances
1900
Gratiot, Michigan
Spouse, age 53
Gratiot, Michigan · implied b. ~1847 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Case |
| Given Name | Mary E |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 52 |
| Marital Status | Married |
| Birthplace | Ohio |
| Birth Month | March |
| Birth Year | 1847 |
| Father's Birthplace | England |
| Mother's Birthplace | England |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Ohio |
| Birth Country | United States |
| Birthplace (normalized) | ohio |
1910
Gratiot, Michigan
Spouse, age 62
Gratiot, Michigan · implied b. ~1848 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Case |
| Given Name | Mary E. |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 62 |
| Marital Status | Married |
| Birthplace | Ohio |
| Years Married | 40 |
| Children Born | 5 |
| Children Living | 5 |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Pennsylvania |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Ohio |
| Birth Country | United States |
| Birthplace (normalized) | ohio |
1920
Gratiot, Michigan
Spouse, age 71
Gratiot, Michigan · implied b. ~1849 — 4 household members
| Surname | Case |
| Given Name | Mary |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 71 |
| Marital Status | Married |
| Birthplace | Ohio |
| Father's Birthplace | England |
| Mother's Birthplace | England |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Mother Tongue | English |
| Birth State | Ohio |
| Birth Country | United States |
| Birthplace (normalized) | ohio |
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 Case across 3 US Census years (1900, 1910 and 1920) in Gratiot, Michigan, using XGBoost record linkage.
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This person
Anchor record
Mary Case
Spouse · 1920 · age 71 · b. ~1849 · Michigan
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Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1920 US Federal Census — Gratiot, Michigan
Open full size
1920 US Federal Census — Gratiot, Michigan
Page Contents
50 people indexed on this census page (ia:1920:14thcensusofpopu764unit:0045)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Clifford Sanders | 29 | Head | Farmer | Michigan |
| 2 | Hattie Sanders | 26 | Wife | — | Michigan |
| 3 | John Sanders | 65 | Father | Laborer | Ohio |
| 4 | John L. Hetzman | 50 | Head | Farmer | Michigan |
| 5 | Lucy Hetzman | 40 | Wife | — | Michigan |
| 6 | Ethel Hetzman | 14 | Daughter | Teacher | Michigan |
| 7 | Mildred Hetzman | 11 | Daughter | — | Michigan |
| 8 | Elias Sanders | 60 | Head | Farmer | Ohio |
| 9 | Amy Sanders | 59 | Wife | — | Ohio |
| 10 | John Mepham | 36 | Head | Farmer | Michigan |
| 11 | Anna Mepham | 36 | Wife | — | Michigan |
| 12 | Alton Mepham | 11 | Son | — | Michigan |
| 13 | Vera Mepham | 9 | Daughter | — | Michigan |
| 14 | Evelyn Mepham | 7 | Daughter | — | Michigan |
| 15 | Alfred Mepham | 3 | Son | — | Michigan |
| 16 | Leland Mepham | 0 | Son | — | Michigan |
| 17 | Harold Raines | 26 | Head | Farmer | Michigan |
| 18 | Gladys Raines | 23 | Wife | — | Michigan |
| 19 | Katherine Raines | 1 | Daughter | — | Michigan |
| 20 | Elmer Stahl | 39 | Head | Farmer | Ohio |
| 21 | Melvina Stahl | 51 | Wife | — | Michigan |
| 22 | Noah Grune | 61 | Head | Farmer | Ohio |
| 23 | Cora Grune | 58 | Wife | — | Pennsylvania |
| 24 | George Grune | 27 | Son | Laborer | Michigan |
| 25 | Chas. W. Hitzman | 52 | Head | Farmer | Michigan |
| 26 | Clarence Hitzman | 24 | Son | Laborer | Michigan |
| 27 | Alice Hitzman | 19 | Daughter | — | Michigan |
| 28 | Arion Hitzman | 16 | Son | Laborer | Michigan |
| 29 | Ralph Hitzman | 14 | Son | — | Michigan |
| 30 | Roy Hitzman | 11 | Son | — | Michigan |
| 31 | Hazel Hitzman | 8 | Daughter | — | Michigan |
| 32 | Philip Thelen | 40 | Head | Farmer | Indiana |
| 33 | Edith Thelen | 32 | Wife | — | Indiana |
| 34 | Kenneth Thelen | 11 | Son | — | Michigan |
| 35 | Esther Thelen | 5 | Daughter | — | Michigan |
| 36 | Lee Jessup | 33 | Head | Farmer | Michigan |
| 37 | Flora Jessup | 31 | Wife | — | Michigan |
| 38 | Francis Jessup | 11 | Son | — | Michigan |
| 39 | John Jessup | 2 | Son | — | Michigan |
| 40 | Charles Wendell | 35 | Head | Farmer | New York |
| 41 | Christ Wendell | 62 | Father | Laborer | Germany |
| 42 | Lina Wendell | 59 | Mother | — | Germany |
| 43 | Burton L. Case | 72 | Head | Farmer | Ohio |
| 44 | Mary Case THIS PERSON | 71 | Wife | — | Ohio |
| 45 | Kenneth Case | 37 | Son | Farmer | Ohio |
| 46 | Margaret Case | 31 | Daughter | — | Michigan |
| 47 | Francis Caldwell | 57 | Head | Farmer | Indiana |
| 48 | Jane Caldwell | 53 | Wife | — | Indiana |
| 49 | Ione Caldwell | 29 | Daughter | Teacher | Illinois |
| 50 | Gladys Caldwell | 21 | Daughter | — | Illinois |
About This Record & Model Tree
This record was independently indexed by YourRoots from the 1920 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)