JC
John Cavanaugh — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Hennepin-County, Minnesota
Our Model Tree links this John Cavanaugh across the 1930 and 1940 US Censuses in Hennepin-County, Minnesota (XGBoost, ~Confirmed) — first a son (b.~1928), then head of a 8-person household.
Age 12
b. ~1928
Male
Son
Born: Minnesota
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Hennepin-County, Minnesota |
| Surname | Cavanaugh |
| Given Name | John |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 12 |
| Marital Status | Single |
| Birthplace | Minnesota |
| 1935 Residence (City) | Plymouth Township |
| 1935 Residence (County) | Hennepin |
| Additional Details | |
| Highest Grade | No 6 |
| 1935 Residence | Same house |
| Birth State | Minnesota |
| Birth Country | United States |
| Birthplace (normalized) | minnesota |
| Township / Ward | Plymouth Township |
| Est. Birth Year | ~1928 |
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.
8 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to John | Age | Birth yr |
|---|---|---|---|---|
| Wilfred Cavanaugh | Son | — | 9 | ~1931 |
| Lorraine Cavanaugh | Daughter | — | 11 | ~1929 |
| Theresa Cavanaugh | Spouse | — | 36 | ~1904 |
| John Cavanaugh | Head | — | 43 | ~1897 |
| Mary Cavanaugh | Daughter | — | 1 | ~1939 |
| Richard Cavanaugh | Son | — | 5 | ~1935 |
| Robert Cavanaugh | Son | — | 7 | ~1933 |
| John Cavanaugh | Son | — | 12 | ~1928 |
Census Appearances
1930
Hennepin, Minnesota
Son, age 2
Hennepin, Minnesota · implied b. ~1928 — 4 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 | 2 |
| Marital Status | Single |
| Birthplace | Minnesota |
| Father's Birthplace | Minnesota |
| Mother's Birthplace | Minnesota |
| Birth State | Minnesota |
| Birth Country | United States |
| Birthplace (normalized) | minnesota |
1940
Hennepin-County, Minnesota
Son, age 12
Hennepin-County, Minnesota · implied b. ~1928 — 8 household members
| Surname | Cavanaugh |
| Given Name | John |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 12 |
| Marital Status | Single |
| Birthplace | Minnesota |
| 1935 Residence (City) | Plymouth Township |
| 1935 Residence (County) | Hennepin |
| Highest Grade | No 6 |
| 1935 Residence | Same house |
| Birth State | Minnesota |
| Birth Country | United States |
| Birthplace (normalized) | minnesota |
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 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
John Cavanaugh
Son · 1940 · age 12 · b. ~1928 · Minnesota
★ You are viewing this record
Sibling
Wilfred Cavanaugh
Sibling · 1940 · age 9
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Lorraine Cavanaugh
Sibling · 1940 · age 11
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Mary Cavanaugh
Sibling · 1940 · age 1
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Richard Cavanaugh
Sibling · 1940 · age 5
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Robert Cavanaugh
Sibling · 1940 · age 7
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
1940 US Federal Census — Hennepin-County, Minnesota
Open full size
1940 US Federal Census — Hennepin-County, Minnesota
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01925-00712)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | John Dornbach | 51 | Head | Guard | Minnesota |
| 42 | Gertrude Dornbach | 40 | Wife | — | Ohio |
| 43 | John Jr. Dornbach | 21 | Son | Baker Helper | Tennessee |
| 44 | Alice M. Dornbach | 19 | Daughter | — | Minnesota |
| 45 | Charles C. Crawford | 77 | Head | — | Iowa |
| 46 | Lela A. Crawford | 63 | Wife | — | Minnesota |
| 47 | Francis Crawford | 33 | Son | Farm Laborer | Minnesota |
| 48 | John D. Cavanaugh | 43 | Head | Farmer | Minnesota |
| 49 | Theresa Cavanaugh | 36 | Wife | — | Minnesota |
| 50 | John Cavanaugh THIS PERSON | 12 | Son | — | Minnesota |
| 51 | Lorraine Cavanaugh | 11 | Daughter | — | Minnesota |
| 52 | Wilfred Cavanaugh | 9 | Son | — | Minnesota |
| 53 | Robert Cavanaugh | 7 | Son | — | Minnesota |
| 54 | Richard Cavanaugh | 5 | Son | — | Minnesota |
| 55 | Mary T. Cavanaugh | 1 | Daughter | — | Minnesota |
| 56 | Alben Fladwood | 34 | Head | Guard | Minnesota |
| 57 | Bernice Fladwood | 24 | Wife | — | Minnesota |
| 58 | Virginia Fladwood | 11 | Daughter | — | Wisconsin |
| 59 | John Fladwood | 7 | Daughter | — | Minnesota |
| 60 | Andrew Mcintosh | 45 | Head | Truck Driver | Canada English |
| 61 | Casilda Mcintosh | 42 | Wife | — | Minnesota |
| 62 | Herbert Mcintosh | 29 | Son | Laborer | Minnesota |
| 63 | Andrew Mcintosh | 16 | Son | Delivery Boy | Minnesota |
| 64 | Marian Mcintosh | 13 | Daughter | — | Minnesota |
| 65 | Marjorie Mcintosh | 12 | Daughter | — | Minnesota |
| 66 | Phyllis Mcintosh | 9 | Daughter | — | Minnesota |
| 67 | Betty Lou Mcintosh | 7 | Daughter | — | Minnesota |
| 68 | Charles Mcintosh | 6 | Son | — | Minnesota |
| 69 | Edward Mcintosh | 4 | Son | — | Minnesota |
| 70 | Joan Mcintosh | 2 | Daughter | — | Minnesota |
| 71 | Irvin Mcintosh | 21 | Head | Laborer | Minnesota |
| 72 | Marian Mcintosh | 19 | Wife | Laborer | Minnesota |
| 73 | Beverly Mcintosh | 2 | Daughter | — | Minnesota |
| 74 | Nancy Mcintosh | 0 | Daughter | — | Minnesota |
| 75 | Harry Dresser | 36 | Head | Repairman | Vermont |
| 76 | Leona R. Dresser | 31 | Wife | — | Indiana |
| 77 | Howard H. Armstrong | 34 | Head | Machinist | New York |
| 78 | Alice Armstrong | 32 | Wife | — | Minnesota |
| 79 | Howard Jr. Armstrong | 19 | Son | Truck Driver | Minnesota |
| 80 | Jeanette Armstrong | 14 | Daughter | — | Minnesota |
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)