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William Kirby — 1930 US Census Record
Linked across censuses1930 United States Federal Census · Caldwell, North Carolina
Our Model Tree links this William Kirby across the 1920 and 1930 US Censuses in Caldwell, North Carolina (XGBoost, ~Confirmed) — first a son (b.~1917), then head of a 13-person household.
Age 13
b. ~1917
Male
Son
Born: North Carolina
Single
1930 Census Record Details
| Census Year | 1930 |
| Location | Caldwell, North Carolina |
| Surname | Kirby |
| Given Name | William W. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 13 |
| Marital Status | Single |
| Birthplace | North Carolina |
| Father's Birthplace | North Carolina |
| Mother's Birthplace | North Carolina |
| Additional Details | |
| Can Read/Write | Yes |
| Birth State | North Carolina |
| Birth Country | United States |
| Birthplace (normalized) | north carolina |
| Township / Ward | Lenoir |
| Est. Birth Year | ~1917 |
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.
13 people recorded at the same address in the 1930 census.
| Name | Relation to head | Relative to William | Age | Birth yr |
|---|---|---|---|---|
| Effie Kirby | Daughter | — | 32 | ~1898 |
| Guy Kirby | Son | — | 18 | ~1912 |
| Jay Kirby | Son | — | 27 | ~1903 |
| Ray Kirby | Son | — | 16 | ~1914 |
| Charlotte Kirby | Other | — | 6 | ~1924 |
| Minnie Kirby | Other | — | 52 | ~1878 |
| Lafayette Kirby | Son | — | 22 | ~1908 |
| Clara Kirby | Daughter | — | 20 | ~1910 |
| William Kirby | Son | — | 13 | ~1917 |
| Clarence Kirby | Son | — | 5 | ~1925 |
| Ernest Kirby | Son | — | 25 | ~1905 |
| Henry Kirby | Head | — | 50 | ~1880 |
| Irene Kirby | Daughter | — | 10 | ~1920 |
Census Appearances
1920
Caldwell, North …
Son, age 3
Caldwell, North Carolina · implied b. ~1917 — 11 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Kirby |
| Given Name | William W. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 3 |
| Marital Status | Single |
| Birthplace | North Carolina |
| Father's Birthplace | North Carolina |
| Mother's Birthplace | North Carolina |
| Birth State | North Carolina |
| Birth Country | United States |
| Birthplace (normalized) | north carolina |
1930
Caldwell, North …
Son, age 13
Caldwell, North Carolina · implied b. ~1917 — 13 household members
| Surname | Kirby |
| Given Name | William W. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 13 |
| Marital Status | Single |
| Birthplace | North Carolina |
| Father's Birthplace | North Carolina |
| Mother's Birthplace | North Carolina |
| Can Read/Write | Yes |
| Birth State | North Carolina |
| Birth Country | United States |
| Birthplace (normalized) | north carolina |
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 (1920 and 1930) in Caldwell, North Carolina, using XGBoost record linkage.
Show:
This person
Anchor record
William Kirby
Son · 1930 · age 13 · b. ~1917 · North Carolina
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Sibling
Ray Kirby
Sibling · 1930 · age 16
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Lafayette Kirby
Sibling · 1930 · age 22
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Clara Kirby
Sibling · 1930 · age 20
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Ernest Kirby
Sibling · 1930 · age 25
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Clarence Kirby
Sibling · 1930 · age 5
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Effie Kirby
Sibling · 1930 · age 32
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Guy Kirby
Sibling · 1930 · age 18
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Irene Kirby
Sibling · 1930 · age 10
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Jay Kirby
Sibling · 1930 · age 27
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 — Caldwell, North Carolina
Open full size
1930 US Federal Census — Caldwell, North Carolina
Page Contents
50 people indexed on this census page (ia:1930:15thcensus1678unit:0637)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 51 | Lillian Bonnie E. Gillian | 10 | Daughter | — | North Carolina |
| 52 | Crete Beard | 49 | Head | Dray Boy | North Carolina |
| 53 | Earl Beard | 43 | Brother | — | North Carolina |
| 54 | Blanche Beard | 41 | Sister | — | North Carolina |
| 55 | Glen Beard | 39 | Brother | — | North Carolina |
| 56 | Bynum Arnett | 34 | Head | Sander | North Carolina |
| 57 | Victoria S. Arnett | 32 | Wife-H | — | North Carolina |
| 58 | Joseph D. Arnett | 13 | Son | — | North Carolina |
| 59 | Carrie L. Arnett | 12 | Daughter | — | North Carolina |
| 60 | Howard Arnett | 7 | Son | — | North Carolina |
| 61 | Blair V. Arnett | 6 | Daughter | — | North Carolina |
| 62 | Mary E. Arnett | 4 | Daughter | — | North Carolina |
| 63 | Lois E. Arnett | 2 | Son | — | North Carolina |
| 64 | Jesse Robbins | 43 | Head-H | — | North Carolina |
| 65 | Loyd A. Robbins | 25 | Son | Case Fitter | North Carolina |
| 66 | Earl E. Robbins | 21 | Daughter | Spinner | North Carolina |
| 67 | Bruce E. Robbins | 19 | Son | Drawer | North Carolina |
| 68 | Emma Hatton | 62 | Sister | — | North Carolina |
| 69 | Henry M. Kirby | 50 | Head | Sander | North Carolina |
| 70 | Minnie E. Kirby | 52 | Wife-H | — | North Carolina |
| 71 | Jay G. Kirby | 27 | Son | Carver | North Carolina |
| 72 | Ernest Kirby | 25 | Son | Doffer | North Carolina |
| 73 | Lafayette A. Kirby | 22 | Son | Sander | North Carolina |
| 74 | Clara Kirby | 20 | Daughter | Laundress | North Carolina |
| 75 | Guy H. Kirby | 18 | Son | Blocker | North Carolina |
| 76 | Ray H. Kirby | 16 | Son | Tailer | North Carolina |
| 77 | William W. Kirby THIS PERSON | 13 | Son | — | North Carolina |
| 78 | Irene M. Kirby | 10 | Daughter | — | North Carolina |
| 79 | Effie E. Kirby | 32 | Daughter | Spooler | North Carolina |
| 80 | Charlotte N. Kirby | 6 | Granddaughter | — | North Carolina |
| 81 | Clarence S. Kirby | 5 | Son | — | North Carolina |
| 82 | Albert D. Crisp | 37 | Head | Planer | North Carolina |
| 83 | Dellia A. Crisp | 29 | Wife-H | — | North Carolina |
| 84 | Albert S. Crisp | 12 | Son | — | North Carolina |
| 85 | Eugene Crisp | 8 | Son | — | North Carolina |
| 86 | Georgia B. Crisp | 5 | Daughter | — | North Carolina |
| 87 | Ida S. Jones | 32 | Head-H | Cutter | North Carolina |
| 88 | Annie C. Jones | 14 | Daughter | — | North Carolina |
| 89 | Wayne C. Jones | 11 | Son | — | North Carolina |
| 90 | Irene I. Jones | 8 | Daughter | — | North Carolina |
| 91 | Albert E. Welch | 29 | Head | Cabinet Maker | North Carolina |
| 92 | Velva V. Welch | 28 | Wife-H | — | North Carolina |
| 93 | Minnie M. Welch | 5 | Daughter | — | North Carolina |
| 94 | Mark E. Welch | 3 | Son | — | North Carolina |
| 95 | Jewell S. Welch | 2 | Daughter | — | North Carolina |
| 96 | Ruby M. Welch | 0 | Daughter | — | North Carolina |
| 97 | John J. Elrod | 64 | Head | — | North Carolina |
| 98 | Martha C. Elrod | 70 | Wife-H | — | North Carolina |
| 99 | John E. Smith | 40 | Boarder | Drayman | North Carolina |
| 100 | Mary C. Smith | 38 | Boarder | — | North Carolina |
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)