JH
John Hayden — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Twin-Falls-County, Idaho
Our Model Tree links this John Hayden across the 1930 and 1940 US Censuses in Twin-Falls-County, Idaho (XGBoost, ~Confirmed) — first a son (b.~1916), then head of a 8-person household.
Age 24
b. ~1916
Male
Son
Born: Wyoming
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Twin-Falls-County, Idaho |
| Surname | Hayden |
| Given Name | John F. |
| Relationship to Head | son |
| Sex | M |
| Color / Race | White |
| Age | 24 |
| Marital Status | Single |
| Birthplace | Wyoming |
| 1935 Residence (City) | Twin Falls |
| 1935 Residence (County) | Twin Falls |
| Additional Details | |
| Occupation | Office Clerk |
| Industry | Truck Line |
| Class of Worker | PW |
| Hours Worked | 54 |
| Income (1939) | 266 |
| Highest Grade | C 3 |
| 1935 Residence | Same house |
| Birth State | Wyoming |
| Birth Country | United States |
| Birthplace (normalized) | wyoming |
| Occupation | Office Clerk |
| Township / Ward | Twin Falls |
| Est. Birth Year | ~1916 |
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 |
|---|---|---|---|---|
| John Hayden | Son | — | 24 | ~1916 |
| Lois Hayden | Daughter | — | 19 | ~1921 |
| Eva Dunham | Other | — | 15 | ~1925 |
| Iris Hayden | Spouse | — | 49 | ~1891 |
| John Hayden | Head | — | 56 | ~1884 |
| Blace Hayden | Daughter | — | 26 | ~1914 |
| James Hayden | Son | — | 14 | ~1926 |
| Otto Dunham | Other | — | 86 | ~1854 |
Census Appearances
1930
Twin Falls, …
Son, age 14
Twin Falls, Idaho · implied b. ~1916 — 8 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Hayden |
| Given Name | John G. Jr. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 14 |
| Marital Status | Single |
| Birthplace | Wyoming |
| Father's Birthplace | Illinois |
| Mother's Birthplace | Indiana |
| Can Read/Write | Yes |
| Birth State | Wyoming |
| Birth Country | United States |
| Birthplace (normalized) | wyoming |
1940
Twin-Falls-County, Idaho
Son, age 24
Twin-Falls-County, Idaho · implied b. ~1916 — 8 household members
| Surname | Hayden |
| Given Name | John F. |
| Relationship to Head | son |
| Sex | M |
| Color / Race | White |
| Age | 24 |
| Marital Status | Single |
| Birthplace | Wyoming |
| 1935 Residence (City) | Twin Falls |
| 1935 Residence (County) | Twin Falls |
| Occupation | Office Clerk |
| Industry | Truck Line |
| Class of Worker | PW |
| Hours Worked | 54 |
| Income (1939) | 266 |
| Highest Grade | C 3 |
| 1935 Residence | Same house |
| Birth State | Wyoming |
| Birth Country | United States |
| Birthplace (normalized) | wyoming |
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 Hayden across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
John Hayden
Son · 1940 · age 24 · b. ~1916 · Idaho
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Sibling
Blace Hayden
Sibling · 1940 · age 26
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Lois Hayden
Sibling · 1940 · age 19
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
James Hayden
Sibling · 1940 · age 14
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 — Twin-Falls-County, Idaho
Open full size
1940 US Federal Census — Twin-Falls-County, Idaho
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-00754-01108)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Allen Hainick | 12 | son | — | Idaho |
| 2 | Clifford Denney | 56 | Head | Poultry | Arkansas |
| 3 | Della Denney | 52 | wife | Poultry | Arkansas |
| 4 | Harley Swisher | 68 | Head | Farmer | Illinois |
| 5 | Mae Swisher | 66 | wife | Farmer | Pennsylvania |
| 6 | Jesse Lawrence | 57 | Head | Farmer | Missouri |
| 7 | Ruby Lawrence | 54 | wife | Farmer | Nebraska |
| 8 | Julius Jones | 32 | Head | Attendant | Sweden |
| 9 | Ruth Jones | 27 | wife | Attendant | Kansas |
| 10 | Jason Jones | 2 | son | — | Idaho |
| 11 | Glenn Tickner | 23 | Head | Farmer | Nebraska |
| 12 | Louise Tickner | 20 | wife | Farmer | Oregon |
| 13 | Victor Edmondson | 46 | Head | Farmer | Missouri |
| 14 | Thelma Edmondson | 37 | wife | — | Kansas |
| 15 | Betty Edmondson | 15 | daughter | — | California |
| 16 | Robt. Emmons | 48 | Head | Farmer | Kansas |
| 17 | Virginia Emmons | 19 | daughter | — | Idaho |
| 18 | Richard Emmons | 15 | son | — | Idaho |
| 19 | Barbara Emmons | 13 | daughter | — | Idaho |
| 20 | Edward L. Oliver | 44 | Head | Farmer | Utah |
| 21 | Ella Oliver | 43 | wife | Farmer | Kansas |
| 22 | Milo Cook | 46 | Head | Farmer | Kansas |
| 23 | Goldie Cook | 41 | wife | — | Kansas |
| 24 | Monta Cook | 10 | daughter | — | Kansas |
| 25 | Andrew Wilson | 68 | Head | — | Ohio |
| 26 | Ralph C. Wilson | 24 | son | Salesman | Idaho |
| 27 | Blanche Walters | 66 | sister | — | Ohio |
| 28 | Elbert Hans | 35 | Head | Laborer | Minnesota |
| 29 | Amanda Hans | 24 | wife | Laborer | N. Dakota |
| 30 | Ronald Hans | 9 | son | — | Montana |
| 31 | Willie Hans | 5 | son | — | Montana |
| 32 | Marit Kamrud | 17 | sis in law | — | Norway |
| 33 | John G. Hayden | 56 | Head | Carpenter | New York |
| 34 | Iris Hayden | 49 | wife | Truck Freight | Colorado |
| 35 | John F. Hayden THIS PERSON | 24 | son | Office Clerk | Wyoming |
| 36 | Blace Hayden | 26 | daughter | Stenographer | Wyoming |
| 37 | Lois Virginia Hayden | 19 | daughter | — | Idaho |
| 38 | Otto V. Dunham | 86 | Father | — | New York |
| 39 | Eva Dunham | 15 | Niece | — | Colorado |
| 40 | James Hayden | 14 | son | — | Idaho |
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)