MW
Mary Wolf — 1930 US Census Record
Model Tree available1930 United States Federal Census · Calumet, Wisconsin
Our Model Tree links this Mary Wolf across the 1910, 1920 and 1930 US Censuses in Calumet, Wisconsin (XGBoost, ~Confirmed), with identified parents John & John — first a daughter (b.~1909), then head of a 8-person household.
Age 21
b. ~1909
Female
Daughter
Born: Wisconsin
Single
1930 Census Record Details
| Census Year | 1930 |
| Location | Calumet, Wisconsin |
| Surname | Wolf |
| Given Name | Mary |
| Relationship to Head | daughter |
| Sex | F |
| Color / Race | White |
| Age | 21 |
| Marital Status | Single |
| Birthplace | Wisconsin |
| Father's Birthplace | Wisconsin |
| Mother's Birthplace | Wisconsin |
| Additional Details | |
| Occupation | Housekeeper |
| Industry | General farm |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | Wisconsin |
| Birth Country | United States |
| Birthplace (normalized) | wisconsin |
| Occupation | Housekeeper |
| Township / Ward | Town Of Harrison |
| Est. Birth Year | ~1909 |
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 1930 census.
| Name | Relation to head | Relative to Mary | Age | Birth yr |
|---|---|---|---|---|
| Susana Wolf | Daughter | — | 17 | ~1913 |
| Lucile Wolf | Daughter | — | 19 | ~1911 |
| Mary Wolf | Daughter | — | 21 | ~1909 |
| Alice Wolf | Daughter | — | 14 | ~1916 |
| Elaine Wolf | Daughter | — | 12 | ~1918 |
| John Wolf | Head | — | 52 | ~1878 |
| John Wolf | Son | — | 3 | ~1927 |
| Augusta Wolf | Spouse | — | 47 | ~1883 |
Census Appearances
1910
Calumet, Wisconsin
Daughter, age 1
Calumet, Wisconsin · implied b. ~1909 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Wolf |
| Given Name | Mary |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 1 |
| Marital Status | Single |
| Birthplace | Wisconsin |
| Father's Birthplace | Wisconsin |
| Mother's Birthplace | Wisconsin |
| Occupation | none |
| Birth State | Wisconsin |
| Birth Country | United States |
| Birthplace (normalized) | wisconsin |
1920
Calumet, Wisconsin
Daughter, age 11
Calumet, Wisconsin · implied b. ~1909 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Wolf |
| Given Name | Marie |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 11 |
| Marital Status | Single |
| Birthplace | Wisconsin |
| Father's Birthplace | Wisconsin |
| Mother's Birthplace | Wisconsin |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Wisconsin |
| Birth Country | United States |
| Birthplace (normalized) | wisconsin |
1930
Calumet, Wisconsin
Daughter, age 21
Calumet, Wisconsin · implied b. ~1909 — 8 household members
| Surname | Wolf |
| Given Name | Mary |
| Relationship to Head | daughter |
| Sex | F |
| Color / Race | White |
| Age | 21 |
| Marital Status | Single |
| Birthplace | Wisconsin |
| Father's Birthplace | Wisconsin |
| Mother's Birthplace | Wisconsin |
| Occupation | Housekeeper |
| Industry | General farm |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | Wisconsin |
| Birth Country | United States |
| Birthplace (normalized) | wisconsin |
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 Wolf across 3 US Census years (1910, 1920 and 1930) in Calumet, Wisconsin, using XGBoost record linkage. Identified parents: father John Wolf (~0.92 confidence) and father John Wolf (~0.92 confidence) and father Corn Wolf (~0.92 confidence) and mother Ignata Wolf (~0.92 confidence) and mother Augusta Wolf (~0.92 confidence) and mother Gusta Wolf (~0.92 confidence). The pedigree spans 1 generation with 6 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
John Wolf
b. ~1878
Source father
● Household
· direct · ~0.92
Father
John Wolf
b. ~1878
Source father
● Household
· direct · ~0.92
Father
Corn Wolf
b. ~1878
Source father
● Household
· direct · ~0.92
Mother
Ignata Wolf
b. ~1883
Source mother
● Household
· direct · ~0.92
Mother
Augusta Wolf
b. ~1883
Source mother
● Household
· direct · ~0.92
Mother
Gusta Wolf
b. ~1884
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Mary Wolf
Daughter · 1930 · age 21 · b. ~1909 · Wisconsin
★ You are viewing this record
Sibling
Lucile Wolf
Sibling · 1930 · age 19
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Elaine Wolf
Sibling · 1930 · age 12
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Susana Wolf
Sibling · 1930 · age 17
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
John Wolf
Sibling · 1930 · age 3
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Alice Wolf
Sibling · 1930 · age 14
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
1930 US Federal Census — Calumet, Wisconsin
Open full size
1930 US Federal Census — Calumet, Wisconsin
Page Contents
50 people indexed on this census page (ia:1930:15thcensus2563unit:0752)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 51 | John Wolf | 52 | Head | Farmer | Wisconsin |
| 52 | Augusta Wolf | 47 | Wife | — | Wisconsin |
| 53 | Mary Wolf THIS PERSON | 21 | daughter | Housekeeper | Wisconsin |
| 54 | Lucile Wolf | 19 | daughter | None | Wisconsin |
| 55 | Susana Wolf | 17 | daughter | None | Wisconsin |
| 56 | Alice Wolf | 14 | daughter | None | Wisconsin |
| 57 | Elaine Wolf | 12 | daughter | None | Wisconsin |
| 58 | John Wolf | 3 | son | None | Wisconsin |
| 59 | John Sturm | 81 | Head | Farmer | New Jersey |
| 60 | Theresia Sturm | 66 | Wife | None | New York |
| 61 | Henry Rohe | 46 | Head | Farmer | Wisconsin |
| 62 | Minnie Rohe | 46 | Wife | None | Wisconsin |
| 63 | Albert Pitt | 30 | Lodger | Laborer | Wisconsin |
| 64 | Carl Larson | 40 | Head | Farmer | Wisconsin |
| 65 | Jos Luniak | 46 | Head | Farmer | Wisconsin |
| 66 | Ida Luniak | 41 | Wife | None | Wisconsin |
| 67 | Howard Luniak | 13 | son | None | Wisconsin |
| 68 | Florence Luniak | 9 | daughter | None | Wisconsin |
| 69 | Walter Tank | 30 | Head | Farmer | Wisconsin |
| 70 | Aug Tank | 65 | Father | None | Wisconsin |
| 71 | Carl Tank | 22 | Brother | Farm Laborer | Wisconsin |
| 72 | Albert Tank | 21 | Brother | Laborer | Wisconsin |
| 73 | John Khaun | 40 | Head | Farmer | Wisconsin |
| 74 | Magaretha Khaun | 30 | Wife | None | Wisconsin |
| 75 | Jenette Khaun | 8 | daughter | None | Wisconsin |
| 76 | Orville Khaun | 6 | son | None | Wisconsin |
| 77 | Vernon Khaun | 2 | son | None | Wisconsin |
| 78 | Henry Wshauer | 43 | Head | Farmer | Wisconsin |
| 79 | Rose Wshauer | 28 | Wife | None | Wisconsin |
| 80 | Leona Wshauer | 14 | daughter | None | Wisconsin |
| 81 | George Wshauer | 12 | son | None | Wisconsin |
| 82 | Edward Wshauer | 10 | son | None | Wisconsin |
| 83 | Jim Rohlik | 49 | Head | Farmer | Germany |
| 84 | Annie Rohlik | 34 | Wife | None | Germany |
| 85 | Jim Rohlik | 14 | son | None | Illinois |
| 86 | Helen Rohlik | 6 | daughter | None | Illinois |
| 87 | Mary Rohlik | 6 | daughter | None | Illinois |
| 88 | Clara Rohlik | 3 | daughter | None | Illinois |
| 89 | Annie Rohlik | 0 | daughter | — | Wisconsin |
| 90 | Anna Lorum | 64 | Head | — | Germany |
| 91 | Wm Knuth | 48 | son | Farmer | Wisconsin |
| 92 | Frank Schommer | 51 | Head | Farmer | Wisconsin |
| 93 | Alexander Schommer | 28 | Brother | Farmer | Wisconsin |
| 94 | Waldemar Tollefson | 54 | Head | Farmer | Denmark |
| 95 | Clara Tollefson | 50 | Wife | None | Denmark |
| 96 | Virginia Tollefson | 13 | daughter | None | Wisconsin |
| 97 | William Kander | 46 | Head | Farmer | Germany |
| 98 | Madeline Kander | 39 | Wife | None | Wisconsin |
| 99 | Geneveve Kander | 20 | daughter | Housekeeper | Wisconsin |
| 100 | George Kander | 17 | son | Farm Laborer | Wisconsin |
Pedigree Summary
Mary + 5 siblings
Gen 1 · 6 parents
~0.92
Max depth 4 (1900–1950 window)
About This Record & Model Tree
This record was independently indexed by YourRoots from the 1930 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)