JF
John Funk — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Johnson-County, Iowa
Our Model Tree links this John Funk across the 1930 and 1940 US Censuses in Johnson-County, Iowa (XGBoost, ~Confirmed) — first a son (b.~1927), then head of a 6-person household.
Age 13
b. ~1927
Male
Son
Born: Iowa
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Johnson-County, Iowa |
| Surname | Funk |
| Given Name | John |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 13 |
| Marital Status | Single |
| Birthplace | Iowa |
| 1935 Residence (City) | IOWA CITY |
| 1935 Residence (County) | JOHNSON |
| Additional Details | |
| Highest Grade | No 5 |
| 1935 Residence | Same Place |
| Birth State | Iowa |
| Birth Country | United States |
| Birthplace (normalized) | iowa |
| Township / Ward | Iowa City |
| Est. Birth Year | ~1927 |
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.
6 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to John | Age | Birth yr |
|---|---|---|---|---|
| George Funk | Head | — | 63 | ~1877 |
| Charles Funk | Son | — | 24 | ~1916 |
| John Funk | Son | — | 13 | ~1927 |
| Ada Funk | Spouse | — | 53 | ~1887 |
| Donald Funk | Son | — | 10 | ~1930 |
| Cletus Funk | Son | — | 16 | ~1924 |
Census Appearances
1930
Johnson, Iowa
Son, age 3
Johnson, Iowa · implied b. ~1927 — 9 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Funk |
| Given Name | John |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 3 |
| Marital Status | Single |
| Birthplace | Iowa |
| Father's Birthplace | Illinois |
| Mother's Birthplace | Iowa |
| Can Read/Write | Yes |
| Birth State | Iowa |
| Birth Country | United States |
| Birthplace (normalized) | iowa |
1940
Johnson-County, Iowa
Son, age 13
Johnson-County, Iowa · implied b. ~1927 — 6 household members
| Surname | Funk |
| Given Name | John |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 13 |
| Marital Status | Single |
| Birthplace | Iowa |
| 1935 Residence (City) | IOWA CITY |
| 1935 Residence (County) | JOHNSON |
| Highest Grade | No 5 |
| 1935 Residence | Same Place |
| Birth State | Iowa |
| Birth Country | United States |
| Birthplace (normalized) | iowa |
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 Funk across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
John Funk
Son · 1940 · age 13 · b. ~1927 · Iowa
★ You are viewing this record
Sibling
Charles Funk
Sibling · 1940 · age 24
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Cletus Funk
Sibling · 1940 · age 16
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Donald Funk
Sibling · 1940 · age 10
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 — Johnson-County, Iowa
Open full size
1940 US Federal Census — Johnson-County, Iowa
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01171-00242)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | James Painter | 33 | Head | — | Iowa |
| 42 | Ione Painter | 7 | Daughter | — | Iowa |
| 43 | Gertrude Fowler | 23 | Daughter | Maid | Iowa |
| 44 | Gail Fowler | 21 | Step Son | — | Iowa |
| 45 | Oral Fowler | 19 | Step Son | Laborer | Iowa |
| 46 | Cather Fowler | 18 | Step Daughter | — | Iowa |
| 47 | Francis Chinacu | 29 | Head | Laborer | Iowa |
| 48 | Edith Chinacu | 29 | Wife | — | Iowa |
| 49 | Donald Chinacu | 6 | Son | — | Iowa |
| 50 | Robert Chinacu | 5 | Son | — | Iowa |
| 51 | John Chinacu | 1 | Son | — | Iowa |
| 52 | George Funk | 63 | Head | Oiler | Illinois |
| 53 | Ada Funk | 53 | Wife | — | Iowa |
| 54 | Charles Funk | 24 | Son | Truck Driver | Iowa |
| 55 | Cletus Funk | 16 | Son | Farm Worker | Iowa |
| 56 | John Funk THIS PERSON | 13 | Son | — | Iowa |
| 57 | Donald Funk | 10 | Son | — | Iowa |
| 58 | Joseph Hockup | 59 | Head | Truck Driver | Iowa |
| 59 | Tillie Hockup | 60 | Wife | — | Iowa |
| 60 | Hazel Hockup | 23 | Daughter | — | Iowa |
| 61 | Walter Linell | 58 | Head | Pipe Layer | Iowa |
| 62 | Marie Linell | 46 | Wife | — | Iowa |
| 63 | Donald Linell | 19 | Son | Farm Worker | Iowa |
| 64 | Anna May Linell | 16 | Daughter | — | Iowa |
| 65 | Charles Linell | 13 | Son | — | Iowa |
| 66 | Roy Linell | 11 | Son | — | Iowa |
| 67 | Delta Linell | 8 | Daughter | — | Iowa |
| 68 | Walter Linell | 6 | Son | — | Iowa |
| 69 | Donna Lou Linell | 2 | Daughter | — | Iowa |
| 70 | Charles Brennan | 32 | Head | Pipe Layer | Iowa |
| 71 | Margaret Brennan | 25 | Wife | — | Iowa |
| 72 | Clarice Jean Brennan | 3 | Daughter | — | Iowa |
| 73 | Everett Hull | 30 | Head | Bar Tender | Iowa |
| 74 | Lea Hull | 26 | Wife | — | Iowa |
| 75 | Delmar Stratton | 56 | Head | — | Iowa |
| 76 | Alice Stratton | 39 | Wife | — | Iowa |
| 77 | John Stratton | 16 | Son | — | Iowa |
| 78 | Richard Stratton | 14 | Son | — | Iowa |
| 79 | Shirley Stratton | 11 | Daughter | — | Iowa |
| 80 | Paul Stratton | 8 | Son | — | Iowa |
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)