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William Kirby — 1910 US Census Record
Linked across censuses1910 United States Federal Census · Cook, Illinois
Our Model Tree links this William Kirby across the 1910 and 1920 US Censuses in Cook, Illinois (XGBoost, ~Confirmed) — first a son (b.~1903), then head of a 8-person household.
Age 7
b. ~1903
Male
Son
Born: Illinois
Single
1910 Census Record Details
| Census Year | 1910 |
| Location | Cook, Illinois |
| Surname | Kirby |
| Given Name | William J. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 7 |
| Marital Status | Single |
| Birthplace | Illinois |
| Father's Birthplace | Ire. English |
| Mother's Birthplace | Illinois |
| Additional Details | |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
| Township / Ward | Union City |
| Est. Birth Year | ~1903 |
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 1910 census.
| Name | Relation to head | Relative to William | Age | Birth yr |
|---|---|---|---|---|
| Daniel Kirby | Head | — | 43 | ~1867 |
| Margaret Kirby | Daughter | — | 13 | ~1897 |
| Daniel Kirby | Son | — | 14 | ~1896 |
| William Kirby | Son | — | 7 | ~1903 |
| Thomas Kirby | Son | — | 4 | ~1906 |
| Mary Kirby | Daughter | — | 12 | ~1898 |
| Thomas Mccune | Other | — | 58 | ~1852 |
| Mary Kirby | Spouse | — | 37 | ~1873 |
Census Appearances
1910
Cook, Illinois
Son, age 7
Cook, Illinois · implied b. ~1903 — 8 household members
| Surname | Kirby |
| Given Name | William J. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 7 |
| Marital Status | Single |
| Birthplace | Illinois |
| Father's Birthplace | Ire. English |
| Mother's Birthplace | Illinois |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1920
Cook, Illinois
Son, age 17
Cook, Illinois · implied b. ~1903 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Kirby |
| Given Name | Willie |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 17 |
| Marital Status | Single |
| Birthplace | Illinois |
| Father's Birthplace | Illinois |
| Mother's Birthplace | Illinois |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | 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 William Kirby across 2 US Census years (1910 and 1920) in Cook, Illinois, using XGBoost record linkage.
Show:
This person
Anchor record
William Kirby
Son · 1910 · age 7 · b. ~1903 · Illinois
★ You are viewing this record
Sibling
Mary Kirby
Sibling · 1910 · age 12
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Thomas Kirby
Sibling · 1910 · age 4
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Daniel Kirby
Sibling · 1910 · age 14
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Margaret Kirby
Sibling · 1910 · age 13
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
1910 US Federal Census — Cook, Illinois
Open full size
1910 US Federal Census — Cook, Illinois
Page Contents
50 people indexed on this census page (ia:1910:13thcensus1910po275unit:0240)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 51 | Jacob Burg | 15 | Son | — | Illinois |
| 52 | Clara Burg | 11 | Daughter | — | Illinois |
| 53 | Michael Theunissen | 47 | Head | Waiter | Ger. |
| 54 | Anna Theunissen | 34 | Wife | — | Ger. |
| 55 | Marie Theunissen | 1 | Daughter | — | Illinois |
| 56 | Charles Weeker | 32 | Head | Barber | Illinois |
| 57 | Millie Weeker | 30 | Wife | — | Illinois |
| 58 | Carl Young | 71 | Head | Pharmacist | Ger. |
| 59 | Amelia Young | 64 | Wife | — | Ger. |
| 60 | Ralph Young | 23 | Son | Clerk Drug | Ohio |
| 61 | Emil Schwat | 35 | Head | Bookkeeper | Ger. |
| 62 | Regina Schwat | 33 | Wife | — | Ger. |
| 63 | Robert Schwat | 4 | Son | — | Illinois |
| 64 | Florence Schwat | 1 | Daughter | — | Illinois |
| 65 | Marie Varnard | 18 | Servant | Servant | Austria |
| 66 | Fred Nasuakne | 53 | Head | Shoemaker | Ger. |
| 67 | Minnie Nasuakne | 48 | Wife | — | Ger. |
| 68 | Anna Nasuakne | 15 | Daughter | Office Clerk | Illinois |
| 69 | Gustave Kaber | 35 | Head | Carpenter | Illinois |
| 70 | Millie Kaber | 29 | Wife | — | Ger. |
| 71 | Alex Kaber | 7 | Son | — | Illinois |
| 72 | Frank Kaber | 5 | Son | — | Illinois |
| 73 | Katherine Kaber | 1 | Daughter | — | Illinois |
| 74 | Henry Grep | 37 | Head | Carpenter | Illinois |
| 75 | Wilhelmina Grep | 33 | Wife | — | Ger. |
| 76 | George Grep | 12 | Son | — | Ger. |
| 77 | Alice Noce | 19 | Roomer | Clerk | Illinois |
| 78 | John Wier | 37 | Head | Upholsterer | Ger. |
| 79 | Elizabeth Wier | 28 | Wife | — | Ger. |
| 80 | Gertrude Wier | 5 | Daughter | — | Illinois |
| 81 | Frank Wier | 1 | Son | — | Illinois |
| 82 | Daniel Kirby | 43 | Head | Bookbinder | Ire. English |
| 83 | Mary Kirby | 37 | Wife | — | Illinois |
| 84 | Daniel Jr. Kirby | 14 | Son | Clerk | Illinois |
| 85 | Margaret L. Kirby | 13 | Daughter | — | Illinois |
| 86 | Mary H. Kirby | 12 | Daughter | — | Illinois |
| 87 | William J. Kirby THIS PERSON | 7 | Son | — | Illinois |
| 88 | Thomas J. Kirby | 4 | Son | — | Illinois |
| 89 | Thomas J. Mccune | 58 | Father-in-law | Clerk | Ireland |
| 90 | Peter G. Hanno | 43 | Head | Carpenter | Ger. |
| 91 | Mathilda M. Hanno | 38 | Wife | — | Illinois |
| 92 | Anna M. Hanno | 20 | Daughter | Dressmaker | Illinois |
| 93 | Rose M. Hanno | 17 | Daughter | Saleslady | Illinois |
| 94 | Ida A. Hanno | 15 | Daughter | Servant | Illinois |
| 95 | Millie M. Ahrens | 17 | Daughter | Saleslady | Illinois |
| 96 | William J. Hanno | 3 | Son | — | Illinois |
| 97 | John Hanno | 73 | Father | — | Ger. |
| 98 | Magdalena Schilk | 58 | Head | — | Ger. |
| 99 | Margaret B. Schilk | 23 | Daughter | Dress Feeder | Ger. |
| 100 | Amelia M. Schilk | 21 | Daughter | Dress Feeder | Ger. |
About This Record & Model Tree
This record was independently indexed by YourRoots from the 1910 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)