JC
John Cavanaugh — 1930 US Census Record
Linked across censuses1930 United States Federal Census · Middlesex, Massachusetts
Our Model Tree links this John Cavanaugh across the 1910, 1920 and 1930 US Censuses in Middlesex, Massachusetts (XGBoost, ~Confirmed) — first a head (b.~1890), then head of a 10-person household.
Age 40
b. ~1890
Male
Head
Born: Massachusetts
Married
1930 Census Record Details
| Census Year | 1930 |
| Location | Middlesex, Massachusetts |
| Surname | Cavanaugh |
| Given Name | John V |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 40 |
| Marital Status | Married |
| Birthplace | Massachusetts |
| Age at First Marriage | 17 |
| Father's Birthplace | Massachusetts |
| Mother's Birthplace | Massachusetts |
| Additional Details | |
| Occupation | Plasterer |
| Industry | House Plastering |
| Class of Worker | W |
| Can Read/Write | Yes |
| Home Owned/Rented | R |
| Home Value / Rent | 17.50 |
| Radio Set | R |
| Veteran | No |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
| Occupation | Plasterer |
| Township / Ward | Newton City |
| Est. Birth Year | ~1890 |
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.
10 people recorded at the same address in the 1930 census.
| Name | Relation to head | Relative to John | Age | Birth yr |
|---|---|---|---|---|
| Norman Cavanaugh | Son | — | 14 | ~1916 |
| Daisy Cavanaugh | Daughter | — | 18 | ~1912 |
| Arthur Cavanaugh | Son | — | 12 | ~1918 |
| John Cavanaugh | Head | — | 40 | ~1890 |
| Albert Cavanaugh | Son | — | 6 | ~1924 |
| Ruth Cavanaugh | Daughter | — | 10 | ~1920 |
| Dorothy Cavanaugh | Daughter | — | 20 | ~1910 |
| Barbara Cavanaugh | Daughter | — | 1 | ~1929 |
| Marjorie Cavanaugh | Daughter | — | 8 | ~1922 |
| Mary Cavanaugh | Other | — | 43 | ~1887 |
Census Appearances
1910
Middlesex, Massachusetts
Head, age 20
Middlesex, Massachusetts · implied b. ~1890 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Cavannaugh |
| Given Name | John W. |
| Relationship to Head | head |
| Sex | M |
| Color / Race | White |
| Age | 20 |
| Marital Status | Married |
| Birthplace | Massachusetts |
| Years Married | 2 |
| Father's Birthplace | Massachusetts |
| Mother's Birthplace | Massachusetts |
| Occupation | mason |
| Industry | masonry |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | English |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
1920
Middlesex, Massachusetts
Head, age 29
Middlesex, Massachusetts · implied b. ~1891 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Cavanaugh |
| Given Name | John |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 29 |
| Marital Status | Married |
| Birthplace | Massachusetts |
| Father's Birthplace | Massachusetts |
| Mother's Birthplace | Massachusetts |
| Occupation | Mason |
| Industry | Mason Co |
| Class of Worker | W |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Home Owned/Rented | O |
| Home Free/Mortgaged | M |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
1930
Middlesex, Massachusetts
Head, age 40
Middlesex, Massachusetts · implied b. ~1890 — 10 household members
| Surname | Cavanaugh |
| Given Name | John V |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 40 |
| Marital Status | Married |
| Birthplace | Massachusetts |
| Age at First Marriage | 17 |
| Father's Birthplace | Massachusetts |
| Mother's Birthplace | Massachusetts |
| Occupation | Plasterer |
| Industry | House Plastering |
| Class of Worker | W |
| Can Read/Write | Yes |
| Home Owned/Rented | R |
| Home Value / Rent | 17.50 |
| Radio Set | R |
| Veteran | No |
| 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 John Cavanaugh across 3 US Census years (1910, 1920 and 1930) in Middlesex, Massachusetts, using XGBoost record linkage.
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This person
Anchor record
John Cavanaugh
Head · 1930 · age 40 · b. ~1890 · 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:massachusettscensus00reel926:0289)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Francis H Eustis | 39 | Son | Laborer | Illinois |
| 2 | John V Cavanaugh THIS PERSON | 40 | Head | Plasterer | Massachusetts |
| 3 | Mary J Cavanaugh | 43 | Wife-H | — | England |
| 4 | Dorothy Cavanaugh | 20 | Daughter | Inspector | Massachusetts |
| 5 | Daisy Cavanaugh | 18 | Daughter | — | Massachusetts |
| 6 | Norman Cavanaugh | 14 | Son | — | Massachusetts |
| 7 | Arthur Cavanaugh | 12 | Son | — | Massachusetts |
| 8 | Ruth Cavanaugh | 10 | Daughter | — | Massachusetts |
| 9 | Marjorie Cavanaugh | 8 | Daughter | — | Massachusetts |
| 10 | Albert Cavanaugh | 6 | Son | — | Massachusetts |
| 11 | Barbara Cavanaugh | 1 | Daughter | — | Massachusetts |
| 12 | Michael J Cavanaugh | 41 | Head | Brick-Layer | Massachusetts |
| 13 | Grace Cavanaugh | 40 | Wife-H | — | Irish Free State |
| 14 | Ruth Cavanaugh | 9 | Daughter | — | Massachusetts |
| 15 | Clara Cavanaugh | 13 | Daughter | — | Massachusetts |
| 16 | Doris Cavanaugh | 5 | Daughter | — | Massachusetts |
| 17 | Mary F Coakley | 50 | Sister-in-law | Winder | Massachusetts |
| 18 | Michael Bren | 47 | Head | Tailor | Irish Free State |
| 19 | Annie Bren | 45 | Wife-H | — | Irish Free State |
| 20 | James J Sweeney | 43 | Head | Freight-Brakeman | Massachusetts |
| 21 | Alessandro Ciccone | 46 | Head | Laborer | Italy |
| 22 | Josephine Ciccone | 46 | Wife-H | — | Italy |
| 23 | Louis Ciccone | 19 | Son | Laborer | Massachusetts |
| 24 | Angelina Ciccone | 18 | Daughter | Machine-Operator | Massachusetts |
| 25 | Antonetta Ciccone | 16 | Daughter | Tube-Maker | Massachusetts |
| 26 | Jerry Ciccone | 15 | Son | — | Massachusetts |
| 27 | Richard Ciccone | 14 | Son | — | Massachusetts |
| 28 | Donata Ciccone | 6 | Daughter | — | Massachusetts |
| 29 | Beatrice Ciccone | 2 | Daughter | — | Massachusetts |
| 30 | Antonio Picciarella | 36 | Head | Laborer | Italy |
| 31 | Jennie Picciarella | 26 | Wife-H | — | Italy |
| 32 | George Picciarella | 7 | Son | — | Massachusetts |
| 33 | Bernice Picciarella | 6 | Daughter | — | Massachusetts |
| 34 | Vito Picciarella | 4 | Son | — | Massachusetts |
| 35 | Filomena Picciarella | 0 | Daughter | — | Massachusetts |
| 36 | Margaret Macinnis | 40 | Head | Domestic Work | Canada French |
| 37 | John Macinnis | 14 | Son | — | Massachusetts |
| 38 | Christine Macinnis | 11 | Daughter | — | Massachusetts |
| 39 | Robert W Machamer | 29 | Head | Radio Engineer | Pennsylvania |
| 40 | Helen F Machamer | 28 | Wife | — | Pennsylvania |
| 41 | Myra Fisher | 60 | Mother-in-law | — | Pennsylvania |
| 42 | John J Walker | 67 | Head | — | Irish Free State |
| 43 | Julia A Coffey | 55 | Sister-in-law | — | Massachusetts |
| 44 | Martin J Mcdonough | 47 | Son-in-law | Superintendent | Massachusetts |
| 45 | Margaret W Mcdonough | 38 | Daughter | — | Massachusetts |
| 46 | Mabel Goodman | 55 | Head | — | Massachusetts |
| 47 | Marjorie Belcher | 51 | Sister | — | Massachusetts |
| 48 | Dana B Clark | 40 | Head | Carpenter | Maine |
| 49 | Jessie M Clark | 43 | Wife-H | — | Irish Free State |
| 50 | Hilda M Attridge | 26 | Sister-in-law | — | Irish Free State |
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)