JH
John Hennessey — 1930 US Census Record
Linked across censuses1930 United States Federal Census · Flathead, Montana
Our Model Tree links this John Hennessey across the 1910, 1920 and 1930 US Censuses in Flathead, Montana (XGBoost, ~Confirmed) — first a head (b.~1858), then head of a 7-person household.
Age 72
b. ~1858
Male
Head
Born: Wisconsin
Married
1930 Census Record Details
| Census Year | 1930 |
| Location | Flathead, Montana |
| Surname | Hennessey |
| Given Name | John H |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 72 |
| Marital Status | Married |
| Birthplace | Wisconsin |
| Age at First Marriage | 21 |
| Father's Birthplace | Ireland |
| Mother's Birthplace | Ireland |
| Additional Details | |
| Occupation | Hotel Keeper |
| Industry | Hotel |
| Class of Worker | OA |
| Can Read/Write | Yes |
| Home Owned/Rented | O |
| Home Value / Rent | 8000 |
| Radio Set | No |
| Veteran | No |
| Birth State | Wisconsin |
| Birth Country | United States |
| Birthplace (normalized) | wisconsin |
| Occupation | Hotel Keeper |
| Township / Ward | Whitefish City |
| Est. Birth Year | ~1858 |
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.
7 people recorded at the same address in the 1930 census.
| Name | Relation to head | Relative to John | Age | Birth yr |
|---|---|---|---|---|
| Jake Woods | Other | — | 45 | ~1885 |
| Margaret Hennessey | Spouse | — | 58 | ~1872 |
| Andrew Lawrence | Other | — | 49 | ~1881 |
| Chris Oppenlander | Other | — | 64 | ~1866 |
| John Hennessey | Head | — | 72 | ~1858 |
| Elaine Hennessey | Daughter | — | 23 | ~1907 |
| Walter Headland | Other | — | 29 | ~1901 |
Census Appearances
1910
Flathead, Montana
Head, age 52
Flathead, Montana · implied b. ~1858 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Hennessy |
| Given Name | John |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 52 |
| Marital Status | Married |
| Birthplace | Wisconsin |
| Years Married | 15 |
| Father's Birthplace | Ireland |
| Mother's Birthplace | Ireland |
| Birth State | Wisconsin |
| Birth Country | United States |
| Birthplace (normalized) | wisconsin |
1920
Flathead, Montana
Head, age 62
Flathead, Montana · implied b. ~1858 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Hennessy |
| Given Name | John J |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 62 |
| Marital Status | Married |
| Birthplace | Wisconsin |
| Father's Birthplace | Ireland |
| Mother's Birthplace | Ireland |
| Occupation | Proprietor |
| Industry | Rooming House |
| Class of Worker | OA |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Mother Tongue | English |
| Home Owned/Rented | O |
| Home Free/Mortgaged | M |
| Birth State | Wisconsin |
| Birth Country | United States |
| Birthplace (normalized) | wisconsin |
1930
Flathead, Montana
Head, age 72
Flathead, Montana · implied b. ~1858 — 7 household members
| Surname | Hennessey |
| Given Name | John H |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 72 |
| Marital Status | Married |
| Birthplace | Wisconsin |
| Age at First Marriage | 21 |
| Father's Birthplace | Ireland |
| Mother's Birthplace | Ireland |
| Occupation | Hotel Keeper |
| Industry | Hotel |
| Class of Worker | OA |
| Can Read/Write | Yes |
| Home Owned/Rented | O |
| Home Value / Rent | 8000 |
| Radio Set | No |
| Veteran | No |
| Birth State | Wisconsin |
| Birth Country | United States |
| Birthplace (normalized) | wisconsin |
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 Hennessey across 3 US Census years (1910, 1920 and 1930) in Flathead, Montana, using XGBoost record linkage.
Show:
This person
Anchor record
John Hennessey
Head · 1930 · age 72 · b. ~1858 · Montana
★ You are viewing this record
Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1930 US Federal Census — Flathead, Montana
Open full size
1930 US Federal Census — Flathead, Montana
Page Contents
50 people indexed on this census page (ia:1930:15thcensus1256unit:0354)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 51 | Robert L Henderson | 2 | son | None | Montana |
| 52 | Gustave Evenson | 34 | Head | Baker | North Dakota |
| 53 | Matilda O Evenson | 30 | wife | None | North Dakota |
| 54 | Romaine L Evenson | 6 | son | None | Montana |
| 55 | Gordon L Evenson | 4 | son | None | Montana |
| 56 | Duane L Evenson | 1 | son | None | Montana |
| 57 | George E Johnson | 47 | Head | Plumber | South Dakota |
| 58 | Bruce Charles Johnson | 31 | son | Machinist | Wisconsin |
| 59 | Rudolph H Miller | 36 | Head | Laborer | Wisconsin |
| 60 | Rose Miller | 44 | wife | None | Wisconsin |
| 61 | Helen E Lewis | 6 | niece | None | Montana |
| 62 | Daniel P Flynn | 44 | Head | Fireman | Minnesota |
| 63 | Lillian E Flynn | 58 | wife | None | Canada French |
| 64 | Gertrude Gillespie | 25 | step-daughter | Bookkeeper | Massachusetts |
| 65 | John H Hennessey THIS PERSON | 72 | Head | Hotel Keeper | Wisconsin |
| 66 | Margaret Hennessey | 58 | wife | None | Wisconsin |
| 67 | Elaine A Hennessey | 23 | daughter | Saleslady | Montana |
| 68 | Andrew Lawrence | 49 | Lodger | Cook | Missouri |
| 69 | Walter Headland | 29 | Lodger | Printer | Minnesota |
| 70 | Chris Oppenlander | 64 | Lodger | Cook | France |
| 71 | Jake A Woods | 45 | roomer | Painter | Illinois |
| 72 | Oric J Reeves | 44 | Head | Merchant | Minnesota |
| 73 | Mabel C Reeves | 40 | wife | Saleslady | Iowa |
| 74 | Delard D Reeves | 15 | son | Call Boy | Montana |
| 75 | John Burton | 39 | Head | Salesman | Scotland |
| 76 | Ted Arnstad | 70 | Head | Shoemaker | Norway |
| 77 | John A Monk | 72 | Head | Carpenter | New York |
| 78 | Luella B Monk | 71 | wife | None | Iowa |
| 79 | Fred T Shiomi | 41 | Head | Laundry | Japan |
| 80 | Maya Shiomi | 30 | wife | Laundress | Japan |
| 81 | Helen H Shiomi | 9 | daughter | None | Montana |
| 82 | Tama Hayashi | 42 | roomer | Laundry | Japan |
| 83 | Henry Nitske | 75 | Head | Carpenter | Germany |
| 84 | George Life | 53 | Head | Blacksmith | Scotland |
| 85 | Cora M Life | 47 | wife | None | Canada |
| 86 | Karen Mary Life | 19 | step-daughter | None | Washington |
| 87 | Natale Naccarata | 38 | Head | Laborer | Italy |
| 88 | Ambrosina Naccarata | 29 | wife | None | Italy |
| 89 | Alvin Naccarata | 12 | son | None | Montana |
| 90 | Elaine Naccarata | 10 | daughter | None | Montana |
| 91 | Edward Naccarata | 6 | son | None | Montana |
| 92 | William N Parent | 49 | Head | Dealer | South Dakota |
| 93 | May B Parent | 50 | wife | None | Montana |
| 94 | Roswell L Branson | 45 | Head | Laborer | Washington |
| 95 | Sanford R Quick | 34 | Head | Salesman | Iowa |
| 96 | Leah B Quick | 29 | wife | None | Iowa |
| 97 | Ralph C Munson | 40 | Head | Wire Chief | North Dakota |
| 98 | Fern D Munson | 42 | wife | None | Wisconsin |
| 99 | Leo C Harris | 44 | Head | Painter | Iowa |
| 100 | Katherine Harris | 41 | wife | None | Illinois |
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)