WK
William Kirby — 1930 US Census Record
Linked across censuses1930 United States Federal Census · Linn, Kansas
Our Model Tree links this William Kirby across the 1930 and 1940 US Censuses in Linn, Kansas (XGBoost, ~Confirmed) — first a son (b.~1925), then head of a 9-person household.
Age 5
b. ~1925
Male
Son
Born: Kansas
Single
1930 Census Record Details
| Census Year | 1930 |
| Location | Linn, Kansas |
| Surname | Kirby |
| Given Name | William R |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 5 |
| Marital Status | Single |
| Birthplace | Kansas |
| Father's Birthplace | Kansas |
| Mother's Birthplace | Kansas |
| Additional Details | |
| Veteran | No |
| Birth State | Kansas |
| Birth Country | United States |
| Birthplace (normalized) | kansas |
| Township / Ward | Sheridan Township |
| Est. Birth Year | ~1925 |
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.
9 people recorded at the same address in the 1930 census.
| Name | Relation to head | Relative to William | Age | Birth yr |
|---|---|---|---|---|
| Walt Kirby | Head | — | 49 | ~1881 |
| Elsie Kirby | Daughter | — | 6 | ~1924 |
| William Kirby | Son | — | 5 | ~1925 |
| Earl Kirby | Son | — | 10 | ~1920 |
| Ida Kirby | Other | — | 34 | ~1896 |
| Lawrence Kirby | Son | — | 18 | ~1912 |
| Rena Kirby | Daughter | — | 15 | ~1915 |
| Howard Kirby | Son | — | 3 | ~1927 |
| Mary Kirby | Daughter | — | 12 | ~1918 |
Census Appearances
1930
Linn, Kansas
Son, age 5
Linn, Kansas · implied b. ~1925 — 9 household members
| Surname | Kirby |
| Given Name | William R |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 5 |
| Marital Status | Single |
| Birthplace | Kansas |
| Father's Birthplace | Kansas |
| Mother's Birthplace | Kansas |
| Veteran | No |
| Birth State | Kansas |
| Birth Country | United States |
| Birthplace (normalized) | kansas |
1940
Linn-County, Kansas
Son, age 15
Linn-County, Kansas · implied b. ~1925 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Kerby |
| Given Name | William |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 15 |
| Marital Status | Single |
| Birthplace | Kansas |
| 1935 Residence (City) | Linn |
| 1935 Residence (County) | Linn |
| Highest Grade | 8 |
| 1935 Residence | Kansas |
| Birth State | Kansas |
| Birth Country | United States |
| Birthplace (normalized) | kansas |
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 (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
William Kirby
Son · 1930 · age 5 · b. ~1925 · Kansas
★ You are viewing this record
Sibling
Elsie Kirby
Sibling · 1930 · age 6
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Mary Kirby
Sibling · 1930 · age 12
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Howard Kirby
Sibling · 1930 · age 3
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Rena Kirby
Sibling · 1930 · age 15
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Lawrence Kirby
Sibling · 1930 · age 18
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Earl Kirby
Sibling · 1930 · age 10
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 — Linn, Kansas
Open full size
1930 US Federal Census — Linn, Kansas
Page Contents
50 people indexed on this census page (ia:1930:15thcensus708usce:1064)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 51 | Henry M Harrison | 47 | Head | Farmer | Iowa |
| 52 | Martha L Harrison | 53 | Wife-H | — | Nebraska |
| 53 | Sam H Ballard | 70 | Father-in-law | — | New York |
| 54 | Alvin G Harrison | 22 | Son-at | Lineman | Missouri |
| 55 | Troy O Harrison | 20 | Son-at | Lineman | Missouri |
| 56 | Walt A Kirby | 49 | Head | Farmer | Kansas |
| 57 | Ida M Kirby | 34 | Wife-H | — | Kansas |
| 58 | Lawrence E Kirby | 18 | Son | Farm Hand | Kansas |
| 59 | Rena M Kirby | 15 | Daughter | — | Kansas |
| 60 | Mary E Kirby | 12 | Daughter | — | Kansas |
| 61 | Earl L Kirby | 10 | Son | — | Kansas |
| 62 | Elsie P Kirby | 6 | Daughter | — | Kansas |
| 63 | William R Kirby THIS PERSON | 5 | Son | — | Kansas |
| 64 | Howard F Kirby | 3 | Son | — | Kansas |
| 65 | William W Mccormack | 36 | Head | Farmer | Washington |
| 66 | Sylvia M Mccormack | 33 | Wife-H | — | Missouri |
| 67 | Ester B Mccormack | 13 | Daughter | — | Kansas |
| 68 | Willma M Mccormack | 11 | Daughter | — | Kansas |
| 69 | Eldon H Mccormack | 9 | Son | — | Kansas |
| 70 | James C Taylor | 32 | Head | Farmer | Missouri |
| 71 | Margaret G Taylor | 31 | Wife-H | — | Missouri |
| 72 | John E Taylor | 3 | Son | — | Kansas |
| 73 | Rufus C Akerman | 66 | Head | Farmer | North Carolina |
| 74 | Lula T Akerman | 60 | Wife-H | — | Missouri |
| 75 | Beulah P Akerman | 24 | Daughter | Postmistress | Kansas |
| 76 | Gladys Akerman | 20 | Daughter | — | Kansas |
| 77 | Ada B Gillespie | 67 | Sister-in-law | — | Virginia |
| 78 | Manford L Stuffing | 23 | Head | Farmer | Missouri |
| 79 | Lois Stuffing | 19 | Wife-H | — | Kansas |
| 80 | Lawrence L Odell | 30 | Head | Farmer | Kansas |
| 81 | Mildred B Odell | 30 | Wife-H | — | Missouri |
| 82 | Carmeta M Odell | 5 | Daughter | — | Kansas |
| 83 | Edwin Simmons | 59 | Lodger | Farm Hand | Iowa |
| 84 | Wayne R Cannon | 29 | Head | Farmer | Kansas |
| 85 | Georgia M Cannon | 28 | Wife-H | — | Iowa |
| 86 | Dewey L Cannon | 1 | Son | — | Kansas |
| 87 | Velma I Cannon | 0 | Daughter | — | Kansas |
| 88 | Ernie R Cannon | 26 | Head | Farmer | Colorado |
| 89 | Thelma E Cannon | 23 | Wife-H | — | Kansas |
| 90 | Eulita J Cannon | 1 | Daughter | — | Missouri |
| 91 | Colton C Cannon | 0 | Son | — | Missouri |
| 92 | Grover A Johnson | 46 | Head | Farmer | Kansas |
| 93 | Thelma C Johnson | 41 | Wife-H | — | Kansas |
| 94 | Vera O Johnson | 20 | Daughter | — | Kansas |
| 95 | Helen I Johnson | 17 | Daughter | — | Kansas |
| 96 | Reba C Johnson | 14 | Daughter | — | Kansas |
| 97 | Robert T Henley | 53 | Head | Farmer | Indiana |
| 98 | Musa Henley | 42 | Wife-H | — | Missouri |
| 99 | Vivian Henley | 13 | Daughter | — | Missouri |
| 100 | Thelmer R Henley | 11 | Son | Farm Hand | Missouri |
Related Census Records
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)