JK
James Kirk — 1930 US Census Record
Model Tree available1930 United States Federal Census · Cook, Illinois
Our Model Tree links this James Kirk across the 1920, 1930 and 1940 US Censuses in Cook, Illinois (XGBoost, ~Confirmed), with identified parents George & George — first a son (b.~1915), then head of a 5-person household.
Age 15
b. ~1915
Male
Son
Born: Illinois
Single
1930 Census Record Details
| Census Year | 1930 |
| Location | Cook, Illinois |
| Surname | Kirk |
| Given Name | James |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 15 |
| Marital Status | Single |
| Birthplace | Illinois |
| Father's Birthplace | Illinois |
| Mother's Birthplace | Missouri |
| Additional Details | |
| Can Read/Write | Yes |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
| Township / Ward | Chicago City |
| Est. Birth Year | ~1915 |
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.
5 people recorded at the same address in the 1930 census.
| Name | Relation to head | Relative to James | Age | Birth yr |
|---|---|---|---|---|
| James Kirk | Son | — | 15 | ~1915 |
| Grace Kirk | Other | — | 50 | ~1880 |
| Harry Kirk | Son | — | 20 | ~1910 |
| Georgia Kirk | Daughter | — | 21 | ~1909 |
| George Kirk | Head | — | 51 | ~1879 |
Census Appearances
1920
Cook, Illinois
Son, age 5
Cook, Illinois · implied b. ~1915 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Kirk |
| Given Name | James E. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 5 |
| Marital Status | Single |
| Birthplace | Illinois |
| Father's Birthplace | Illinois |
| Mother's Birthplace | Missouri |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1930
Cook, Illinois
Son, age 15
Cook, Illinois · implied b. ~1915 — 5 household members
| Surname | Kirk |
| Given Name | James |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 15 |
| Marital Status | Single |
| Birthplace | Illinois |
| Father's Birthplace | Illinois |
| Mother's Birthplace | Missouri |
| Can Read/Write | Yes |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1940
Cook-County, Illinois
Head, age 28
Cook-County, Illinois · implied b. ~1912 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Kark |
| Given Name | James |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 28 |
| Marital Status | Married |
| Birthplace | Illinois |
| 1935 Residence (City) | Berwyn City |
| 1935 Residence (County) | Cook |
| Occupation | Baker |
| Industry | Retail Bakery |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 78 |
| Highest Grade | Hs 3 |
| 1935 Residence | Same House |
| 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 James Kirk across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father George Kirk (~0.92 confidence) and father George Kirk (~0.92 confidence) and mother Julie Kirk (~0.92 confidence). The pedigree spans 1 generation with 3 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
George Kirk
b. ~1872
Source father
● Household
· direct · ~0.92
Father
George Kirk
b. ~1879
Source father
● Household
· direct · ~0.92
Mother
Julie Kirk
b. ~1878
Source mother
● Household
· direct · ~0.92
This person
Anchor record
James Kirk
Son · 1930 · age 15 · b. ~1915 · Illinois
★ You are viewing this record
Sibling
Georgia Kirk
Sibling · 1930 · age 21
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Harry Kirk
Sibling · 1930 · age 20
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:illinoiscensus00reel428:1079)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Anthony J. Glaser | 30 | Head | Salesman | Illinois |
| 2 | Bernadine Glaser | 27 | Wife-H | — | Illinois |
| 3 | Joan M. Glaser | 5 | Daughter | — | Illinois |
| 4 | James A. Glaser | 2 | Son | — | Illinois |
| 5 | Robert M. Glaser | 1 | Son | — | Illinois |
| 6 | John M. Mcnally | 42 | Head | Bookkeeper | Illinois |
| 7 | Mary E. Mcnally | 41 | Wife-H | — | Illinois |
| 8 | Mary E. Mcnally | 17 | Daughter | — | Illinois |
| 9 | Edward J. Mcnally | 14 | Son | — | Illinois |
| 10 | Richard Sr. Keating | 62 | Head | Engineer | Scotland |
| 11 | Catherine T. Keating | 55 | Wife-H | — | England |
| 12 | Richard Jr. Keating | 26 | Son | Inspector | Illinois |
| 13 | George Kirk | 51 | Head | Mechanic | Illinois |
| 14 | Grace Kirk | 50 | Wife-H | — | Missouri |
| 15 | Georgia Kirk | 21 | Daughter | Stenographer | Missouri |
| 16 | Harry Kirk | 20 | Son | Teller | Illinois |
| 17 | James Kirk THIS PERSON | 15 | Son | — | Illinois |
| 18 | Paul Kube | 60 | Head | — | Germany |
| 19 | Adelheid Kube | 65 | Wife-H | — | Germany-Berlin |
| 20 | Frank B. Sr. Marshall | 34 | Head | Manager | Illinois |
| 21 | Alice K. Marshall | 34 | Wife-H | — | Illinois |
| 22 | Virginia A. Marshall | 6 | Daughter | — | Illinois |
| 23 | Frank B. Jr. Marshall | 1 | Son | — | Illinois |
| 24 | George Kiley | 66 | Father-in-law | Office Clerk | Illinois |
| 25 | Gertrude Kiley | 65 | Mother-in-law | — | Illinois |
| 26 | William A. Maxfield | 41 | Head | Manager | Kentucky |
| 27 | Elizabeth Maxfield | 42 | Wife-H | — | Rhode Island |
| 28 | Ruth A. Maxfield | 9 | Daughter | — | Kentucky |
| 29 | Howard C. Wynn | 48 | Head | Manager | Pennsylvania |
| 30 | Cecelia Wynn | 49 | Wife-H | — | Ohio |
| 31 | Bridget Corcoran | 65 | Mother-in-law | — | Irish Free State |
| 32 | Carlo Jaccini | 48 | Head | Waiter | Italy |
| 33 | Florence Jaccini | 47 | Wife-H | — | Italy |
| 34 | Louis Jaccini | 23 | Son | Office Clerk | Italy |
| 35 | Catherine Lorini | 84 | Mother-in-law | — | Italy |
| 36 | Andrew Backstrom | 28 | Boarder | Office Clerk | Sweden |
| 37 | Roy A. Millet | 55 | Head | Manager | Illinois |
| 38 | Katherine Millet | 50 | Wife-H | — | Illinois |
| 39 | Hazel Millet | 27 | Daughter | Stenographer | Illinois |
| 40 | Albert M. Millet | 25 | Son | Salesman | Missouri |
| 41 | Wilbur H. Millet | 20 | Son | Salesman | Missouri |
| 42 | Francis X. Donker | 76 | Head | — | Pennsylvania |
| 43 | Anna Donker | 64 | Wife-H | — | Indiana |
| 44 | Joseph S. Donker | 28 | Son | Foreman | Illinois |
| 45 | Charles F. Donker | 38 | Son | Fireman | Illinois |
| 46 | Fred J. Taylor | 44 | Head | Waiter | Ohio |
| 47 | Julia G. Taylor | 40 | Wife-H | — | Ohio |
| 48 | Betty G. Taylor | 11 | Daughter | — | Illinois |
| 49 | Olive J. Taylor | 7 | Daughter | — | Illinois |
| 50 | Andrew Nelson | 57 | Head | Derrick | Sweden |
Pedigree Summary
James + 2 siblings
Gen 1 · 3 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)