MK
Mary Kuhn — 1930 US Census Record
Linked across censuses1930 United States Federal Census · Cook, Illinois
Our Model Tree links this Mary Kuhn across the 1920 and 1930 US Censuses in Cook, Illinois (XGBoost, ~Confirmed) — first a daughter (b.~1900), then head of a 10-person household.
Age 30
b. ~1900
Female
Daughter
Born: Illinois
Single
1930 Census Record Details
| Census Year | 1930 |
| Location | Cook, Illinois |
| Surname | Kuhn |
| Given Name | Mary |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 30 |
| Marital Status | Single |
| Birthplace | Illinois |
| Father's Birthplace | Germany |
| Mother's Birthplace | Germany |
| Additional Details | |
| Occupation | Manager |
| Industry | Stat Store |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
| Occupation | Manager |
| Township / Ward | River Forest Village |
| Est. Birth Year | ~1900 |
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.
10 people recorded at the same address in the 1930 census.
| Name | Relation to head | Relative to Mary | Age | Birth yr |
|---|---|---|---|---|
| Florence Kuhn | Daughter | — | 24 | ~1906 |
| Margaret Kuhn | Daughter | — | 32 | ~1898 |
| Eleanor Kuhn | Daughter | — | 22 | ~1908 |
| Alice Kuhn | Daughter | — | 26 | ~1904 |
| Alma Kuhn | Daughter | — | 20 | ~1910 |
| Emma Kuhn | Daughter | — | 34 | ~1896 |
| Mary Kuhn | Daughter | — | 30 | ~1900 |
| Helen Kuhn | Daughter | — | 28 | ~1902 |
| Emma Kuhn | Head | — | 62 | ~1868 |
| Mildred Kuhn | Daughter | — | 18 | ~1912 |
Census Appearances
1920
Cook, Illinois
Daughter, age 19
Cook, Illinois · implied b. ~1901 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Kuhn |
| Given Name | Mary |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 19 |
| Marital Status | Single |
| Birthplace | Illinois |
| Father's Birthplace | Germany |
| Mother's Birthplace | Illinois |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1930
Cook, Illinois
Daughter, age 30
Cook, Illinois · implied b. ~1900 — 10 household members
| Surname | Kuhn |
| Given Name | Mary |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 30 |
| Marital Status | Single |
| Birthplace | Illinois |
| Father's Birthplace | Germany |
| Mother's Birthplace | Germany |
| Occupation | Manager |
| Industry | Stat Store |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
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 Kuhn across 2 US Census years (1920 and 1930) in Cook, Illinois, using XGBoost record linkage.
Show:
This person
Anchor record
Mary Kuhn
Daughter · 1930 · age 30 · b. ~1900 · Illinois
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Sibling
Alma Kuhn
Sibling · 1930 · age 20
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Helen Kuhn
Sibling · 1930 · age 28
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Emma Kuhn
Sibling · 1930 · age 34
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Mildred Kuhn
Sibling · 1930 · age 18
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Margaret Kuhn
Sibling · 1930 · age 32
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Eleanor Kuhn
Sibling · 1930 · age 22
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Florence Kuhn
Sibling · 1930 · age 24
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Alice Kuhn
Sibling · 1930 · age 26
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 — Cook, Illinois
Open full size
1930 US Federal Census — Cook, Illinois
Page Contents
50 people indexed on this census page (ia:1930:illinoiscensus00reel506:0242)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 51 | Gustaf Nelson | 51 | Head | Laborer | Sweden |
| 52 | Hulda Nelson | 51 | Wife | Laborer | Sweden |
| 53 | Sigrid Nelson | 20 | Daughter | — | Sweden |
| 54 | Sigurd Nelson | 15 | Son | — | Illinois |
| 55 | Emma Kuhn | 62 | Head | — | Germany |
| 56 | Emma Kuhn | 34 | Daughter | Clerk | Illinois |
| 57 | Margaret Kuhn | 32 | Daughter | — | Illinois |
| 58 | Mary Kuhn THIS PERSON | 30 | Daughter | Manager | Illinois |
| 59 | Helen Kuhn | 28 | Daughter | Clerk | Illinois |
| 60 | Alice Kuhn | 26 | Daughter | Clerk | Illinois |
| 61 | Florence Kuhn | 24 | Daughter | Student | Illinois |
| 62 | Eleanor Kuhn | 22 | Daughter | Student | Illinois |
| 63 | Alma Kuhn | 20 | Daughter | Student | Illinois |
| 64 | Mildred Kuhn | 18 | Daughter | Student | Illinois |
| 65 | Joseph Steger | 27 | Head | Clerk | Illinois |
| 66 | Margaret Steger | 25 | Wife | — | Germany |
| 67 | John Eyschen | 71 | Head | Janitor | Luxemburg |
| 68 | Mary Eyschen | 67 | Wife | — | Illinois |
| 69 | Vartan Kasperian | 51 | Head | Carpenter | Armenia |
| 70 | Vartan Kasperian | 42 | Wife | Machinist | Germany |
| 71 | Vartan Kasperian | 22 | Son | Laborer | Illinois |
| 72 | Vartan Kasperian | 18 | Son | Laborer | Illinois |
| 73 | August Spimark | 49 | Head | — | Germany |
| 74 | Anna Spimark | 46 | Wife | — | Germany |
| 75 | Lillian Spimark | 21 | Daughter | Clerk | Germany |
| 76 | William Spimark | 13 | Son | Student | Illinois |
| 77 | Arthur Spimark | 23 | Son | Booker | Illinois |
| 78 | Emily Emily | 63 | Head | — | Germany |
| 79 | Charles Emily | 38 | Son | Clerk | Illinois |
| 80 | Katherine Emily | 30 | Daughter | Typist | Illinois |
| 81 | Gustaf Dahl | 57 | Head | Clerk | Sweden |
| 82 | Alma Dahl | 59 | Wife | — | Illinois |
| 83 | Alice Dahl | 23 | Daughter | — | Illinois |
| 84 | William Dahl | 20 | Son | Chauffeur | Illinois |
| 85 | Arthur Dahl | 21 | Son | — | Illinois |
| 86 | John Lea | 50 | Head | Switchman | Illinois |
| 87 | Sophia Lea | 47 | Wife | — | Illinois |
| 88 | John Lea | 27 | Son | Chauffeur | Illinois |
| 89 | Dorothy Lea | 12 | Daughter | — | Illinois |
| 90 | Jacob Guenther | 44 | Head | Clerk | Illinois |
| 91 | Mary Guenther | 39 | Wife | — | Illinois |
| 92 | Jacob Guenther | 18 | Son | — | Illinois |
| 93 | Katherine Guenther | 16 | Daughter | Switch-Board | Illinois |
| 94 | Joseph Guenther | 10 | Son | — | Illinois |
| 95 | Mary Guenther | 10 | Daughter | — | Illinois |
| 96 | Paul Guenther | 5 | Son | — | Illinois |
| 97 | Ruth Guenther | 2 | Daughter | — | Illinois |
| 98 | Ernest Simpson | 52 | Head | Proprietor | England |
| 99 | Edna Simpson | 39 | Wife | Engineer | Illinois |
| 100 | Edna Simpson | 11 | Daughter | — | Illinois |
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)