KK
Katherine Kelly — 1930 US Census Record
Linked across censuses1930 United States Federal Census · Cook, Illinois
Our Model Tree links this Katherine Kelly across the 1930 and 1940 US Censuses in Cook, Illinois (XGBoost, ~Confirmed) — first a daughter (b.~1913), then head of a 10-person household.
Age 17
b. ~1913
Female
Daughter
Born: Illinois
Single
1930 Census Record Details
| Census Year | 1930 |
| Location | Cook, Illinois |
| Surname | Kelly |
| Given Name | Katherine |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 17 |
| Marital Status | Single |
| Birthplace | Illinois |
| Father's Birthplace | Irish Free State |
| Mother's Birthplace | Irish Free State |
| Additional Details | |
| Can Read/Write | Yes |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
| Township / Ward | Chicago City |
| Est. Birth Year | ~1913 |
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 Katherine | Age | Birth yr |
|---|---|---|---|---|
| Maurice Kelly | Son | — | 16 | ~1914 |
| Ellen Kelly | Spouse | — | 45 | ~1885 |
| Katherine Kelly | Daughter | — | 17 | ~1913 |
| Maurice Kelly | Head | — | 53 | ~1877 |
| John Kelly | Son | — | 14 | ~1916 |
| Daniel Kelly | Son | — | 8 | ~1922 |
| Mary Kelly | Daughter | — | 5 | ~1925 |
| William Kelly | Son | — | 11 | ~1919 |
| Simon Kelly | Son | — | 19 | ~1911 |
| Jeremiah Kelly | Son | — | 4 | ~1926 |
Census Appearances
1930
Cook, Illinois
Daughter, age 17
Cook, Illinois · implied b. ~1913 — 10 household members
| Surname | Kelly |
| Given Name | Katherine |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 17 |
| Marital Status | Single |
| Birthplace | Illinois |
| Father's Birthplace | Irish Free State |
| Mother's Birthplace | Irish Free State |
| Can Read/Write | Yes |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1940
Cook-County, Illinois
Spouse, age 27
Cook-County, Illinois · implied b. ~1913 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Kelley |
| Given Name | Katherine |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 27 |
| Marital Status | Married |
| Birthplace | Illinois |
| 1935 Residence (City) | Chicago city |
| 1935 Residence (County) | Cook |
| Income (1939) | 0 |
| Highest Grade | H-3 |
| 1935 Residence | Same place |
| 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 Katherine Kelly across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Katherine Kelly
Daughter · 1930 · age 17 · b. ~1913 · Illinois
★ You are viewing this record
Sibling
Mary Kelly
Sibling · 1930 · age 5
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Simon Kelly
Sibling · 1930 · age 19
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Jeremiah Kelly
Sibling · 1930 · age 4
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
John Kelly
Sibling · 1930 · age 14
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Daniel Kelly
Sibling · 1930 · age 8
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Maurice Kelly
Sibling · 1930 · age 16
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
William Kelly
Sibling · 1930 · age 11
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:illinoiscensus00reel471rs:0939)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 51 | Agnes Doherty | 26 | daughter | Stenographer | Illinois |
| 52 | Maurice Kelly | 53 | Head | Mail Clerk | Irish Free State |
| 53 | Ellen Kelly | 45 | Wife | — | Irish Free State |
| 54 | Simon Kelly | 19 | Son | Clerk | Illinois |
| 55 | Katherine Kelly THIS PERSON | 17 | Daughter | — | Illinois |
| 56 | Maurice J. Kelly | 16 | Son | — | Illinois |
| 57 | John Kelly | 14 | Son | — | Illinois |
| 58 | William Kelly | 11 | Son | — | Illinois |
| 59 | Daniel Kelly | 8 | Son | — | Illinois |
| 60 | Mary R. Kelly | 5 | Daughter | — | Illinois |
| 61 | Jeremiah Kelly | 4 | Son | — | Illinois |
| 62 | John H. Mcneal | 65 | Head | Proprietor | Illinois |
| 63 | Nelson J. Mcneal | 40 | Son | Engineer | Illinois |
| 64 | Edwin B. Mcneal | 25 | Son | Salesman | Illinois |
| 65 | Frank Consiglia | 68 | Head | Retired | Italy |
| 66 | Margaret Consiglia | 54 | Wife | — | Illinois |
| 67 | John Consiglia | 24 | Son | Clerk | Illinois |
| 68 | Bennett Consiglia | 21 | Son | Cashier | Illinois |
| 69 | Geo A. Hahn | 47 | Head | Steam Fitter | Illinois |
| 70 | Mary A. Hahn | 43 | Wife | — | Illinois |
| 71 | Margaret Hahn | 21 | Daughter | — | Illinois |
| 72 | Thomas Hahn | 45 | Lodger | Sprinkler Fitter | Illinois |
| 73 | Anne Feytek | 68 | Head | — | Massachusetts |
| 74 | John E. Feytek | 36 | Son | Salesman | Illinois |
| 75 | William Patnode | 59 | Head | Proof Reader | Indiana |
| 76 | Grace Patnode | 47 | Wife | — | Missouri |
| 77 | Margaret Patnode | 18 | Daughter | Stenographer | Illinois |
| 78 | Marion Patnode | 15 | Daughter | Stenographer | Illinois |
| 79 | William J. Patnode | 12 | Son | — | Illinois |
| 80 | J. P. Keane | 76 | Father-in-law | Book Keeper | New York |
| 81 | Benjamin Euchner | 60 | Head | Retired | Illinois |
| 82 | Tillie Euchner | 60 | Wife | — | Illinois |
| 83 | Maud Campbell | 45 | Maid | Servant | Illinois |
| 84 | Harold Nash | 44 | Head | Steward | South Dakota |
| 85 | Mary B. Nash | 39 | Wife | Teacher | Pennsylvania |
| 86 | Caroline C. Henty | 66 | Mother-in-law | — | Indiana |
| 87 | Robert G. Henty | 20 | Brother-in-law | Electric Apprentice | Indiana |
| 88 | Nora Keough | 53 | Head | — | Irish Free State |
| 89 | Margaret Keough | 27 | Daughter | Cashier | Illinois |
| 90 | Edward Keough | 23 | Son | Electrician | Illinois |
| 91 | Katherine Keough | 20 | Daughter | — | Illinois |
| 92 | John Keough | 18 | Son | — | Illinois |
| 93 | Michael Woods | 63 | Head | Laborer Shop | Irish Free State |
| 94 | Josephine Woods | 62 | Wife | — | Irish Free State |
| 95 | Mary Rooney | 30 | Daughter | Operator | Illinois |
| 96 | Dorothy Rooney | 21 | Daughter | Operator | Illinois |
| 97 | William Lyons | 56 | Brother-in-law | Clerk | Irish Free State |
| 98 | William Lindner | 36 | Head | Pressman | Indiana |
| 99 | Carrie Lindner | 39 | Wife | — | Indiana |
| 100 | William Lindner | 11 | Son | — | Indiana |
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)