WB
William Barry — 1930 US Census Record
Linked across censuses1930 United States Federal Census · Middlesex, Massachusetts
Our Model Tree links this William Barry across the 1930 and 1940 US Censuses in Middlesex, Massachusetts (XGBoost, ~Confirmed) — first a son (b.~1903), then head of a 9-person household.
Age 27
b. ~1903
Male
Son
Born: Massachusetts
Single
1930 Census Record Details
| Census Year | 1930 |
| Location | Middlesex, Massachusetts |
| Surname | Barry |
| Given Name | William |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 27 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| Father's Birthplace | Irish Free State |
| Mother's Birthplace | Irish Free State |
| Additional Details | |
| Occupation | Clerk |
| Industry | Express |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
| Occupation | Clerk |
| Township / Ward | Arlington Town Pt |
| Est. Birth Year | ~1903 |
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 |
|---|---|---|---|---|
| George Barry | Son | — | 23 | ~1907 |
| Mary Leary | Spouse | — | 27 | ~1903 |
| Robert Barry | Son | — | 19 | ~1911 |
| William Barry | Son | — | 27 | ~1903 |
| Albert Leary | Son | — | 1 | ~1929 |
| Eleanor Leary | Son | — | 2 | ~1928 |
| Allan Leary | Head | — | 30 | ~1900 |
| Hannah Barry | Other | — | 60 | ~1870 |
| Mary Leary | Daughter | — | 4 | ~1926 |
Census Appearances
1930
Middlesex, Massachusetts
Son, age 27
Middlesex, Massachusetts · implied b. ~1903 — 9 household members
| Surname | Barry |
| Given Name | William |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 27 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| Father's Birthplace | Irish Free State |
| Mother's Birthplace | Irish Free State |
| Occupation | Clerk |
| Industry | Express |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
1940
Middlesex-County, Massachusetts
Son, age 37
Middlesex-County, Massachusetts · implied b. ~1903 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Berry |
| Given Name | William |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 37 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| 1935 Residence (City) | Somerville City |
| 1935 Residence (County) | Middlesex |
| Occupation | Columnist |
| Industry | Newspaper |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 0 |
| Highest Grade | No 8 |
| 1935 Residence | Same Place |
| 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 Barry across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
William Barry
Son · 1930 · age 27 · b. ~1903 · Massachusetts
★ You are viewing this record
Sibling
Albert Leary
Sibling · 1930 · age 1
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Eleanor Leary
Sibling · 1930 · age 2
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Mary Leary
Sibling · 1930 · age 4
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Robert Barry
Sibling · 1930 · age 19
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
George Barry
Sibling · 1930 · age 23
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 — Middlesex, Massachusetts
Open full size
1930 US Federal Census — Middlesex, Massachusetts
Page Contents
50 people indexed on this census page (ia:1930:massachusettscensus00reel913:0610)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 51 | Clara E Butcher | 44 | Mother | — | Massachusetts |
| 52 | Dorothea Butcher | 11 | Sister | — | Massachusetts |
| 53 | Raymond Wiley | 40 | Head | Salesman | Massachusetts |
| 54 | Ethel Wiley | 39 | Wife | — | Massachusetts |
| 55 | Constance Wiley | 13 | Daughter | — | Massachusetts |
| 56 | Richard Farr | 38 | Head | Operator | Massachusetts |
| 57 | Julia M Farr | 37 | Wife | — | Massachusetts |
| 58 | Elaine Farr | 14 | Daughter | — | Massachusetts |
| 59 | John N Farr | 5 | Son | — | Massachusetts |
| 60 | William Andrew | 42 | Head | Foreman | Maine |
| 61 | Alice Andrew | 42 | Wife | — | Maine |
| 62 | Elma Andrew | 20 | Daughter | — | Maine |
| 63 | Walter H Stevenson | 42 | Head | Clerk | Massachusetts |
| 64 | Bertha E Stevenson | 37 | Wife | — | Massachusetts |
| 65 | Winona Stevenson | 15 | Daughter | — | Massachusetts |
| 66 | Alice L Stevenson | 11 | Daughter | — | Massachusetts |
| 67 | John Ramsey | 63 | Head | Painter | Massachusetts |
| 68 | Margaret Ramsey | 60 | Wife | — | Canada English |
| 69 | Herbert A Ramsey | 28 | Son | Driver | Massachusetts |
| 70 | Florence Ramsey | 23 | Daughter-in-law | — | Canada English |
| 71 | William G Ramsey | 25 | Son | Painter | Massachusetts |
| 72 | John R Ramsey | 21 | Son | Driver | Massachusetts |
| 73 | Dorothy E Ramsey | 17 | Daughter | Operator | Massachusetts |
| 74 | John J Ramsey | 7 | Grandson | — | Massachusetts |
| 75 | Hazel Ramsey | 5 | Granddaughter | — | Massachusetts |
| 76 | Alice Ramsey | 23 | Daughter | Salesgirl | Massachusetts |
| 77 | Maxwell Brenton | 28 | Head | Shipper | Massachusetts |
| 78 | Eleanor Brenton | 25 | Wife | — | Connecticut |
| 79 | Maxwell Jr Brenton | 5 | Son | — | Massachusetts |
| 80 | William G Burgess | 77 | Head | Carpenter | Canada English |
| 81 | Mary Burgess | 73 | Sister | — | Canada English |
| 82 | Fred G Burgess | 79 | Brother | Engineer | Canada English |
| 83 | Allan Leary | 30 | Head | Real Estate | Massachusetts |
| 84 | Mary Leary | 27 | Wife | — | Massachusetts |
| 85 | Mary Leary | 4 | Daughter | — | Massachusetts |
| 86 | Eleanor Leary | 2 | Son | — | Massachusetts |
| 87 | Albert Jr Leary | 1 | Son | — | Massachusetts |
| 88 | Hannah Barry | 60 | H | — | Irish Free State |
| 89 | William Barry THIS PERSON | 27 | Son | Clerk | Massachusetts |
| 90 | George Barry | 23 | Son | Driver | Massachusetts |
| 91 | Robert Barry | 19 | Son | Helper | Massachusetts |
| 92 | David Snowdon | 43 | Head | Salesman | Scotland |
| 93 | Charlotte Snowdon | 42 | Wife | — | Scotland |
| 94 | Stanley Snowdon | 12 | Son | — | Massachusetts |
| 95 | David Snowdon | 7 | Son | — | Massachusetts |
| 96 | Harry Hurst | 52 | Head | Carpenter | Canada English |
| 97 | Minna E Hurst | 50 | Wife | — | Canada English |
| 98 | Elsie Hurst | 11 | Daughter | — | Massachusetts |
| 99 | Paul Lorenzo | 37 | Head | Salesman | Italy |
| 100 | Elena Lorenzo | 35 | Wife | — | Italy |
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)