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William Oliver — 1930 US Census Record
Linked across censuses1930 United States Federal Census · Middlesex, Massachusetts
Our Model Tree links this William Oliver across the 1910, 1920 and 1930 US Censuses in Middlesex, Massachusetts (XGBoost, ~Confirmed) — first a head (b.~1886), then head of a 4-person household.
Age 44
b. ~1886
Male
Head
Born: Massachusetts
Married
1930 Census Record Details
| Census Year | 1930 |
| Location | Middlesex, Massachusetts |
| Surname | Oliver |
| Given Name | William F. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 44 |
| Marital Status | Married |
| Birthplace | Massachusetts |
| Age at First Marriage | 20 |
| Father's Birthplace | Massachusetts |
| Mother's Birthplace | Scotland |
| Additional Details | |
| Occupation | Plumber |
| Industry | Plumbing Shop |
| Class of Worker | W |
| Can Read/Write | Yes |
| Home Owned/Rented | R |
| Home Value / Rent | 38 |
| Radio Set | R |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
| Occupation | Plumber |
| Township / Ward | Wakefield Town Pt |
| Est. Birth Year | ~1886 |
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 |
|---|---|---|---|---|
| Marion Oliver | Daughter | — | 17 | ~1913 |
| William Oliver | Head | — | 44 | ~1886 |
| George Oliver | Son | — | 5 | ~1925 |
| Esther Oliver | Spouse | — | 35 | ~1895 |
Census Appearances
1910
Middlesex, Massachusetts
Head, age 24
Middlesex, Massachusetts · implied b. ~1886 — 2 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Oliver |
| Given Name | William P. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 24 |
| Marital Status | Married |
| Birthplace | Massachusetts |
| Years Married | 4 |
| Father's Birthplace | Massachusetts |
| Mother's Birthplace | England |
| Occupation | Plumber |
| Industry | House |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | English |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
1920
Middlesex, Massachusetts
Head, age 34
Middlesex, Massachusetts · implied b. ~1886 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Oliver |
| Given Name | William P. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 34 |
| Marital Status | Married |
| Birthplace | Massachusetts |
| Father's Birthplace | Massachusetts |
| Mother's Birthplace | Scotland |
| Occupation | plumber |
| Industry | general |
| Class of Worker | W |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Home Owned/Rented | R |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
1930
Middlesex, Massachusetts
Head, age 44
Middlesex, Massachusetts · implied b. ~1886 — 4 household members
| Surname | Oliver |
| Given Name | William F. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 44 |
| Marital Status | Married |
| Birthplace | Massachusetts |
| Age at First Marriage | 20 |
| Father's Birthplace | Massachusetts |
| Mother's Birthplace | Scotland |
| Occupation | Plumber |
| Industry | Plumbing Shop |
| Class of Worker | W |
| Can Read/Write | Yes |
| Home Owned/Rented | R |
| Home Value / Rent | 38 |
| Radio Set | R |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
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 Oliver across 3 US Census years (1910, 1920 and 1930) in Middlesex, Massachusetts, using XGBoost record linkage.
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This person
Anchor record
William Oliver
Head · 1930 · age 44 · b. ~1886 · Massachusetts
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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 — Middlesex, Massachusetts
Open full size
1930 US Federal Census — Middlesex, Massachusetts
Page Contents
50 people indexed on this census page (ia:1930:massachusettscensus00reel929:0994)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 51 | William F. Oliver THIS PERSON | 44 | Head | Plumber | Massachusetts |
| 52 | Esther Oliver | 35 | Wife | — | Massachusetts |
| 53 | Marion Oliver | 17 | Daughter | — | Massachusetts |
| 54 | George Oliver | 5 | Son | — | Massachusetts |
| 55 | Henry Stone | 46 | Head | Cook | Germany |
| 56 | Emma Stone | 37 | Wife | — | Germany |
| 57 | Emma Stone | 14 | Daughter | — | Germany |
| 58 | Henry Jr. Stone | 12 | Son | — | Germany |
| 59 | John Stone | 10 | Son | — | Germany |
| 60 | Isabella Ball | 75 | Head | — | Massachusetts |
| 61 | Amy B. Brockbank | 32 | Head | Clerk | Massachusetts |
| 62 | Alice Brockbank | 74 | Wife | — | Massachusetts |
| 63 | John Brockbank | 7 | Son | — | Massachusetts |
| 64 | Robert Brockbank | 5 | Son | — | Massachusetts |
| 65 | Marjorie Brockbank | 3 | Daughter | — | Massachusetts |
| 66 | Evelyn Brockbank | 1 | Daughter | — | Massachusetts |
| 67 | Richard Bolton | 62 | Head | Shipper | England |
| 68 | Mary J. Bolton | 67 | Wife | — | England |
| 69 | Jessie Harrison | 59 | Head | Superintendent | Canada-English |
| 70 | Charlotte Harrison | 64 | Wife | — | Canada-English |
| 71 | Nancy Harrison | 32 | Daughter | Teacher | Massachusetts |
| 72 | Angelo Russo | 54 | Head | Fruit Dealer | Italy |
| 73 | Nancy Russo | 49 | Wife | — | Italy |
| 74 | Frank Russo | 23 | Son | Apprentice | Massachusetts |
| 75 | Lawrence Russo | 22 | Son | Woodworker | Massachusetts |
| 76 | Joseph Russo | 21 | Son | Woodworker | Massachusetts |
| 77 | Nancy Russo | 16 | Daughter | — | Massachusetts |
| 78 | Mary Russo | 12 | Daughter | — | Massachusetts |
| 79 | Edd Russo | 10 | Son | — | Massachusetts |
| 80 | Frances Vasque | 8 | Boarder | — | Massachusetts |
| 81 | Joseph Vasque | 7 | Boarder | — | Massachusetts |
| 82 | Sebastian Vasque | 5 | Boarder | — | Massachusetts |
| 83 | Mary Dievito | 7 | Boarder | — | Massachusetts |
| 84 | Rosina Dievito | 4 | Boarder | — | Massachusetts |
| 85 | Joseph Bonnignor | 35 | Head | Agent | Italy |
| 86 | Christine Bonnignor | 26 | Wife | — | Massachusetts |
| 87 | Anthony Bonnignor | 7 | Son | — | Massachusetts |
| 88 | Josephine Bonnignor | 6 | Daughter | — | Massachusetts |
| 89 | Joseph Jr. Bonnignor | 1 | Son | — | Massachusetts |
| 90 | Oreste Chirone | 49 | Head | Tailor | Italy |
| 91 | Nina Chirone | 46 | Wife | — | Italy |
| 92 | Adelio Chirone | 24 | Son | Electrician | Italy |
| 93 | Louise Chirone | 23 | Daughter | Forelady | Massachusetts |
| 94 | Isaac Chirone | 17 | Son | — | Massachusetts |
| 95 | Frank Mcevoy | 60 | Head | General Work | Irish Free State |
| 96 | Margaret Mcevoy | 52 | Wife | — | Irish Free State |
| 97 | Alice Mcevoy | 28 | Daughter | Stenographer | Massachusetts |
| 98 | Hannah Boylen | 22 | Sister | Saleslady | Massachusetts |
| 99 | Helen Downing | 65 | Head | — | Irish Free State |
| 100 | Margaret Wood | 57 | Head | — | Scotland |
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)