WB
William Black — 1930 US Census Record
Linked across censuses1930 United States Federal Census · Waldo, Maine
Our Model Tree links this William Black across the 1920 and 1930 US Censuses in Waldo, Maine (XGBoost, ~Confirmed) — first a son (b.~1911), then head of a 20-person household.
Age 19
b. ~1911
Male
Son
Born: Maine
Single
1930 Census Record Details
| Census Year | 1930 |
| Location | Waldo, Maine |
| Surname | Black |
| Given Name | William J |
| Relationship to Head | son |
| Sex | M |
| Color / Race | White |
| Age | 19 |
| Marital Status | Single |
| Birthplace | Maine |
| Father's Birthplace | Maine |
| Mother's Birthplace | Maine |
| Additional Details | |
| Occupation | none |
| Can Read/Write | Yes |
| Birth State | Maine |
| Birth Country | United States |
| Birthplace (normalized) | maine |
| Township / Ward | Belfast City |
| Est. Birth Year | ~1911 |
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.
20 people recorded at the same address in the 1930 census.
| Name | Relation to head | Relative to William | Age | Birth yr |
|---|---|---|---|---|
| Glenys Gray | Daughter | — | 12 | ~1918 |
| Mildred Gray | Daughter | — | 7 | ~1923 |
| Sara Hart | Daughter | — | 25 | ~1905 |
| Abbie Andrews | Daughter | — | 20 | ~1910 |
| Charles Webb | Head | — | 77 | ~1853 |
| Fred Townsend | Other | — | 48 | ~1882 |
| Alonzo Hart | Other | — | 52 | ~1878 |
| Cyrus Young | Other | — | 75 | ~1855 |
| Walter Townsend | Other | — | 50 | ~1880 |
| Preston Hart | Other | — | 57 | ~1873 |
| Martin Gray | Other | — | 44 | ~1886 |
| Herbert Black | Other | — | 74 | ~1856 |
| Florian Andrews | Other | — | 23 | ~1907 |
| Herbert Black | Son | — | 14 | ~1916 |
| William Black | Son | — | 19 | ~1911 |
| Lottie Black | Spouse | — | 52 | ~1878 |
| Dora Gray | Spouse | — | 43 | ~1887 |
| Lottie Young | Spouse | — | 54 | ~1876 |
| Zylpha Webb | Spouse | — | 66 | ~1864 |
| Grace Hart | Spouse | — | 50 | ~1880 |
Census Appearances
1920
Waldo, Maine
Son, age 8
Waldo, Maine · implied b. ~1912 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Black |
| Given Name | William J |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 8 |
| Marital Status | Single |
| Birthplace | Maine |
| Father's Birthplace | Maine |
| Mother's Birthplace | Maine |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Maine |
| Birth Country | United States |
| Birthplace (normalized) | maine |
1930
Waldo, Maine
Son, age 19
Waldo, Maine · implied b. ~1911 — 20 household members
| Surname | Black |
| Given Name | William J |
| Relationship to Head | son |
| Sex | M |
| Color / Race | White |
| Age | 19 |
| Marital Status | Single |
| Birthplace | Maine |
| Father's Birthplace | Maine |
| Mother's Birthplace | Maine |
| Occupation | none |
| Can Read/Write | Yes |
| Birth State | Maine |
| Birth Country | United States |
| Birthplace (normalized) | maine |
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 Black across 2 US Census years (1920 and 1930) in Waldo, Maine, using XGBoost record linkage.
Show:
This person
Anchor record
William Black
Son · 1930 · age 19 · b. ~1911 · Maine
★ You are viewing this record
Sibling
Herbert Black
Sibling · 1930 · age 14
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Mildred Gray
Sibling · 1930 · age 7
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Sara Hart
Sibling · 1930 · age 25
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Glenys Gray
Sibling · 1930 · age 12
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Abbie Andrews
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 — Waldo, Maine
Open full size
1930 US Federal Census — Waldo, Maine
Page Contents
33 people indexed on this census page (ia:1930:15thcensus840unit:0063)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 51 | Richards Mildred | 18 | daughter | — | Maine |
| 52 | Harry Townsend | 47 | head | Johnny Sorter | Maine |
| 53 | Blanche Blanchard | 48 | Housekeeper | Housekeeper | Maine |
| 54 | Edwin G Kittredge | 40 | head | Foreman | Maine |
| 55 | Hazel M Kittredge | 35 | wife | None | Maine |
| 56 | Ruth B Kittredge | 11 | son | None | Maine |
| 57 | Ruth A Kittredge | 4 | daughter | None | Maine |
| 58 | Charles W Webb | 77 | head | Proprietor | Maine |
| 59 | Zylpha Webb | 66 | wife | None | Maine |
| 60 | Herbert Black | 74 | — | Farmer | Maine |
| 61 | Lottie M Black | 52 | wife | None | Maine |
| 62 | Abbie H Andrews | 20 | daughter | Saleslady | Maine |
| 63 | William J Black THIS PERSON | 19 | son | None | Maine |
| 64 | Herbert Black | 14 | son | None | Maine |
| 65 | Florian M Andrews | 23 | son in law | Installer | Maine |
| 66 | Fred C Townsend | 48 | — | Farmer | Maine |
| 67 | Walter C Townsend | 50 | brother | Farmer | Maine |
| 68 | Preston Mac M Hart | 57 | — | None | Maine |
| 69 | Sara M Hart | 25 | daughter | Operator | Maine |
| 70 | Cyrus Young | 75 | — | Farmer | Maine |
| 71 | Lottie A Young | 54 | wife | None | Maine |
| 72 | Alonzo C Hart | 52 | — | Proprietor | Maine |
| 73 | Grace F Hart | 50 | wife | None | Maine |
| 74 | Martin S Gray | 44 | — | Farmer | Maine |
| 75 | Dora F Gray | 43 | wife | None | Maine |
| 76 | Glenys A Gray | 12 | daughter | None | Maine |
| 77 | Mildred A Gray | 7 | daughter | None | Maine |
| 78 | Herbert L Clark | 75 | head | Farmer | Maine |
| 79 | Lena J Clark | 66 | wife | Maine | Maine |
| 80 | Edgar L Clark | 55 | head | Farmer | Maine |
| 81 | Josephine M Clark | 54 | wife | None | Maine |
| 82 | Stephen Benoak | 43 | — | Laborer | Russia |
| 83 | Lena F Grant | 60 | servant | House Keeper | Maine |
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)