JC
John Cavanaugh — 1940 US Census Record
Model Tree available1940 United States Federal Census · York-County, Maine
Our Model Tree links this John Cavanaugh across the 1920, 1930 and 1940 US Censuses in York-County, Maine (XGBoost, ~Confirmed), with identified parents John & Rose — first a son (b.~1882), then head of a 4-person household.
Age 58
b. ~1882
Male
Son
Born: Maine
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | York-County, Maine |
| Surname | Cavanaugh |
| Given Name | John |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 58 |
| Marital Status | Single |
| Birthplace | Maine |
| 1935 Residence (City) | Biddeford |
| 1935 Residence (County) | York |
| Additional Details | |
| Occupation | Machinist |
| Industry | Machine factory |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 1261 |
| Highest Grade | G 4 |
| 1935 Residence | Same place |
| Birth State | Maine |
| Birth Country | United States |
| Birthplace (normalized) | maine |
| Occupation | Machinist |
| Township / Ward | Biddeford |
| Est. Birth Year | ~1882 |
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 1940 census.
| Name | Relation to head | Relative to John | Age | Birth yr |
|---|---|---|---|---|
| Rose Cavanaugh | Head | — | 80 | ~1860 |
| Rose Armstrong | Other | — | 49 | ~1891 |
| John Cavanaugh | Son | — | 58 | ~1882 |
| Mary Bushey | Other | — | 54 | ~1886 |
Census Appearances
1920
York, Maine
Son, age 38
York, Maine · implied b. ~1882 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Cavanaugh |
| Given Name | John F. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 38 |
| Marital Status | Single |
| Birthplace | Maine |
| Father's Birthplace | Maine |
| Mother's Birthplace | Maine |
| Occupation | Machinist |
| Industry | Mach. Shop |
| Class of Worker | W |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Maine |
| Birth Country | United States |
| Birthplace (normalized) | maine |
1930
York, Maine
Son, age 48
York, Maine · implied b. ~1882 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Cavanaugh |
| Given Name | John L. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 48 |
| Marital Status | Single |
| Birthplace | Maine |
| Father's Birthplace | Maine |
| Mother's Birthplace | Maine |
| Occupation | Machine Setter |
| Industry | Machine Shop |
| Class of Worker | W |
| Can Read/Write | Yes |
| Veteran | No |
| Birth State | Maine |
| Birth Country | United States |
| Birthplace (normalized) | maine |
1940
York-County, Maine
Son, age 58
York-County, Maine · implied b. ~1882 — 4 household members
| Surname | Cavanaugh |
| Given Name | John |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 58 |
| Marital Status | Single |
| Birthplace | Maine |
| 1935 Residence (City) | Biddeford |
| 1935 Residence (County) | York |
| Occupation | Machinist |
| Industry | Machine factory |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 1261 |
| Highest Grade | G 4 |
| 1935 Residence | Same place |
| 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 John Cavanaugh across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father John Cavanaugh (~0.92 confidence) and mother Rose Cavanaugh (~0.92 confidence). The pedigree spans 1 generation with 2 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
John Cavanaugh
b. ~1860
Source father
● Household
· direct · ~0.92
Mother
Rose Cavanaugh
b. ~1860
Source mother
● Household
· direct · ~0.92
This person
Anchor record
John Cavanaugh
Son · 1940 · age 58 · b. ~1882 · Maine
★ You are viewing this record
Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1940 US Federal Census — York-County, Maine
Open full size
1940 US Federal Census — York-County, Maine
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01495-00467)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Leo Manton | 27 | Son | Conductor | Maine |
| 42 | Blanche Blais | 18 | Daughter | — | Maine |
| 43 | Susan Clough | 65 | Sister-in-law | — | Maine |
| 44 | Joseph Gagne | 53 | Head | Salesman | Maine |
| 45 | Louise Gagne | 54 | Wife | — | Canada-French |
| 46 | Napoleon Dionne | 48 | Head | Watchman | New Hampshire |
| 47 | Rose Dionne | 36 | Wife | — | Canada-French |
| 48 | Paul Dionne | 21 | Son | Clerk | Maine |
| 49 | Eulalie Cheston | 78 | Lodger | — | Canada-French |
| 50 | Richard Bernier | 0 | Lodger | — | Maine |
| 51 | Edward Paquin | 51 | Head | Second Hand | Maine |
| 52 | Mabel Paquin | 44 | Wife | — | Maine |
| 53 | Adriana Larocque | 64 | Mother-in-law | — | New Hampshire |
| 54 | Blanche Wakefield | 42 | Head | Winder | Maine |
| 55 | Wilfred Glander | 51 | Lodger | Painter | Maine |
| 56 | Wilhelmine Glander | 78 | Lodger-Wife | — | Canada-French |
| 57 | Mary Villandry | 64 | Head | Cook | Canada-French |
| 58 | Lawrence Villandry | 25 | Son | Conveyor | Maine |
| 59 | Paul Villandry | 21 | Son | Sprinkler | Maine |
| 60 | Philip Ouellette | 56 | Head | Owner | Canada-French |
| 61 | Rebecca Ouellette | 60 | Wife | — | Canada-French |
| 62 | Rose Cavanaugh | 80 | Head | — | Maine |
| 63 | John Cavanaugh THIS PERSON | 58 | Son | Machinist | Maine |
| 64 | Mary Bushey | 54 | Lodger | — | Maine |
| 65 | Rose Armstrong | 49 | Lodger | — | Maine |
| 66 | John Desallier | 51 | Head | Machinist | Maine |
| 67 | Dora Desallier | 47 | Wife | — | Maine |
| 68 | Laurette Desallier | 20 | Daughter | Salesgirl | Maine |
| 69 | Extra Lines - Did Not Reserve Space For This Household On Housing Schedule Cote | None | — | — | — |
| 70 | — | None | — | — | — |
| 71 | Joseph J. Dulac | 51 | Head | Beamer | Maine |
| 72 | Wilhelmine Dulac | 50 | Wife | Spinner | Canada-French |
| 73 | Robert Dulac | 20 | Son | Pull Over | Maine |
| 74 | Donat Colette | 39 | Head | Machinist | Maine |
| 75 | Clairette Colette | 33 | Wife | Battery Hand | Maine |
| 76 | Robert Colette | 13 | Son | — | Maine |
| 77 | Raymond Colette | 11 | Son | — | Maine |
| 78 | Richard Colette | 1 | Son | — | Maine |
| 79 | Arlendo Napoleon | 23 | Head | Sprayer | Maine |
| 80 | Anna Napoleon | 19 | Wife | — | Kentucky |
Pedigree Summary
John
Gen 1 · 2 parents
~0.92
Max depth 4 (1900–1950 window)
About This Record & Model Tree
This record was independently indexed by YourRoots from the 1940 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)