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William Kirby — 1930 US Census Record
Linked across censuses1930 United States Federal Census · Rockcastle, Kentucky
Our Model Tree links this William Kirby across the 1920, 1930 and 1940 US Censuses in Rockcastle, Kentucky (XGBoost, ~Confirmed) — first a head (b.~1873), then head of a 4-person household.
Age 57
b. ~1873
Male
Head
Born: Kentucky
Married
1930 Census Record Details
| Census Year | 1930 |
| Location | Rockcastle, Kentucky |
| Surname | Kirby |
| Given Name | William |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 57 |
| Marital Status | Married |
| Birthplace | Kentucky |
| Age at First Marriage | 21 |
| Father's Birthplace | Kentucky |
| Mother's Birthplace | Kentucky |
| Additional Details | |
| Occupation | Farmer |
| Industry | General Farm |
| Class of Worker | O|W |
| Can Read/Write | Yes |
| Home Owned/Rented | O |
| Birth State | Kentucky |
| Birth Country | United States |
| Birthplace (normalized) | kentucky |
| Occupation | Farmer |
| Township / Ward | Part Magisterial Dist 2 |
| Est. Birth Year | ~1873 |
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.
4 people recorded at the same address in the 1930 census.
| Name | Relation to head | Relative to William | Age | Birth yr |
|---|---|---|---|---|
| Burgess Kirby | Son | — | 18 | ~1912 |
| Mattie Kirby | Other | — | 56 | ~1874 |
| Shirley Kirby | Daughter | — | 16 | ~1914 |
| William Kirby | Head | — | 57 | ~1873 |
Census Appearances
1920
Rockcastle, Kentucky
Head, age 46
Rockcastle, Kentucky · implied b. ~1874 — 9 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Kirby |
| Given Name | Wm |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 46 |
| Marital Status | Married |
| Birthplace | Kentucky |
| Father's Birthplace | Kentucky |
| Mother's Birthplace | Kentucky |
| Occupation | Farmer |
| Industry | Gen Farm |
| Class of Worker | OA |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Home Owned/Rented | O |
| Home Free/Mortgaged | F |
| Birth State | Kentucky |
| Birth Country | United States |
| Birthplace (normalized) | kentucky |
1930
Rockcastle, Kentucky
Head, age 57
Rockcastle, Kentucky · implied b. ~1873 — 4 household members
| Surname | Kirby |
| Given Name | William |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 57 |
| Marital Status | Married |
| Birthplace | Kentucky |
| Age at First Marriage | 21 |
| Father's Birthplace | Kentucky |
| Mother's Birthplace | Kentucky |
| Occupation | Farmer |
| Industry | General Farm |
| Class of Worker | O|W |
| Can Read/Write | Yes |
| Home Owned/Rented | O |
| Birth State | Kentucky |
| Birth Country | United States |
| Birthplace (normalized) | kentucky |
1940
Rockcastle-County, Kentucky
Head, age 67
Rockcastle-County, Kentucky · implied b. ~1873 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Kirby |
| Given Name | Will M. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 67 |
| Marital Status | Married |
| Birthplace | Kentucky |
| 1935 Residence (City) | Magisterial District No. 3 |
| 1935 Residence (County) | Rockcastle |
| Occupation | Farmer |
| Industry | Farm |
| Class of Worker | OA |
| Hours Worked | 30 |
| Income (1939) | 0 |
| Highest Grade | No 4 |
| 1935 Residence | Same place |
| Birth State | Kentucky |
| Birth Country | United States |
| Birthplace (normalized) | kentucky |
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 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage.
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This person
Anchor record
William Kirby
Head · 1930 · age 57 · b. ~1873 · Kentucky
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Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1930 US Federal Census — Rockcastle, Kentucky
Open full size
1930 US Federal Census — Rockcastle, Kentucky
Page Contents
50 people indexed on this census page (ia:1930:kentuckycensus00reel773:0857)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Thurman Minck | 19 | Head | Farmer | Kentucky |
| 2 | Violet Minck | 22 | Wife-H | — | Kentucky |
| 3 | Ted Minck | 22 | Head | Farmer | Kentucky |
| 4 | Lavern Minck | 19 | Wife-H | — | Kentucky |
| 5 | Wesley A Minck | 72 | Head | Farmer | Kentucky |
| 6 | Elizabeth Minck | 61 | Wife-H | — | Kentucky |
| 7 | Heath Minck | 17 | Son | Farmer | Kentucky |
| 8 | Hugh Cromer | 28 | Head | Farmer | Kentucky |
| 9 | Idalia Cromer | 30 | Wife-H | — | Kentucky |
| 10 | John H Cromer | 5 | Son | — | Kentucky |
| 11 | Martha L Cromer | 4 | Daughter | — | Kentucky |
| 12 | Earl Cromer | 2 | Son | — | Kentucky |
| 13 | Pearl Cromer | 0 | Son | — | Kentucky |
| 14 | William Kirby THIS PERSON | 57 | Head | Farmer | Kentucky |
| 15 | Mattie Kirby | 56 | Wife-H | — | Kentucky |
| 16 | Burgess Kirby | 18 | Son | — | Kentucky |
| 17 | Shirley May Kirby | 16 | Daughter | — | Kentucky |
| 18 | Herbert Bullock | 27 | Head | Farmer | Kentucky |
| 19 | Mary Bullock | 31 | Wife | — | Kentucky |
| 20 | George W French | 49 | Head | Farmer | Kentucky |
| 21 | Polly French | 44 | Wife-H | — | Kentucky |
| 22 | Hazel French | 21 | Daughter | — | Kentucky |
| 23 | Walker French | 18 | Son | — | Kentucky |
| 24 | Walter French | 17 | Son | — | Kentucky |
| 25 | Minila French | 15 | Daughter | — | Kentucky |
| 26 | Estel French | 13 | Son | — | Kentucky |
| 27 | Lester French | 5 | Son | — | Kentucky |
| 28 | Ruby French | 1 | Daughter | — | Kentucky |
| 29 | Jesse Minck | 43 | Head | Farmer | Kentucky |
| 30 | Mary Minck | 40 | Wife-H | — | Kentucky |
| 31 | Willie Minck | 22 | Son | — | Kentucky |
| 32 | Ethel Minck | 17 | Daughter | — | Kentucky |
| 33 | Raymond Minck | 16 | Son | — | Kentucky |
| 34 | Rufus Minck | 14 | Son | — | Kentucky |
| 35 | Caleb Minck | 11 | Son | — | Kentucky |
| 36 | Nada Minck | 9 | Daughter | — | Kentucky |
| 37 | Oscar Minck | 5 | Son | — | Kentucky |
| 38 | Daniel B Barron | 63 | Head | Farmer | Kentucky |
| 39 | Ollafair Barron | 61 | Wife-H | — | Kentucky |
| 40 | Hazel J Barron | 18 | Daughter | — | Kentucky |
| 41 | Robert H Barron | 16 | Son | — | Kentucky |
| 42 | Minnie E Barron | 14 | Daughter | — | Kentucky |
| 43 | Charles H Barron | 9 | Son | Farmer | Kentucky |
| 44 | William A Mcclure | 70 | Head | Farmer | Kentucky |
| 45 | Mattie Mcclure | 53 | Wife-H | — | North Carolina |
| 46 | Coonie Mcclure | 37 | Head | Farmer | Kentucky |
| 47 | Bertha Mcclure | 27 | Wife-H | — | Kentucky |
| 48 | Elsy Mcclure | 2 | Son | — | Kentucky |
| 49 | Earnest Mcclure | 1 | Son | — | Kentucky |
| 50 | Willie Mcclure | 54 | Head | Farmer | Kentucky |
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)