JF
John Frost — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Mclean-County, Illinois
Our Model Tree links this John Frost across the 1930 and 1940 US Censuses in Mclean-County, Illinois (XGBoost, ~Confirmed) — first a head (b.~1893), then head of a 6-person household.
Age 47
b. ~1893
Male
Head
Born: Tennessee
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Mclean-County, Illinois |
| Surname | Frost |
| Given Name | John W. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 47 |
| Marital Status | Married |
| Birthplace | Tennessee |
| 1935 Residence (City) | R |
| 1935 Residence (County) | McLean |
| Additional Details | |
| Occupation | Laborer |
| Industry | Co. Road Work |
| Class of Worker | GW |
| Hours Worked | 8 |
| Income (1939) | 355 |
| Highest Grade | No |
| 1935 Residence | Illinois |
| Birth State | Tennessee |
| Birth Country | United States |
| Birthplace (normalized) | tennessee |
| Occupation | Laborer |
| Township / Ward | Mount Hope Township |
| Est. Birth Year | ~1893 |
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 |
|---|---|---|---|---|
| Joann Frost | Daughter | — | 5 | ~1935 |
| James Frost | Son | — | 11 | ~1929 |
| Joseph Frost | Son | — | 5 | ~1935 |
| John Frost | Son | — | 8 | ~1932 |
| John Frost | Head | — | 47 | ~1893 |
| Mayme Frost | Spouse | — | 44 | ~1896 |
Census Appearances
1930
Mclean, Illinois
Head, age 37
Mclean, Illinois · implied b. ~1893 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Frost |
| Given Name | John |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 37 |
| Marital Status | Married |
| Birthplace | Tennessee |
| Age at First Marriage | 21 |
| Father's Birthplace | Tennessee |
| Mother's Birthplace | Tennessee |
| Occupation | Farmer |
| Industry | General Farm |
| Class of Worker | O |
| Can Read/Write | Yes |
| Home Owned/Rented | R |
| Veteran | No |
| Birth State | Tennessee |
| Birth Country | United States |
| Birthplace (normalized) | tennessee |
1940
Mclean-County, Illinois
Head, age 47
Mclean-County, Illinois · implied b. ~1893 — 6 household members
| Surname | Frost |
| Given Name | John W. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 47 |
| Marital Status | Married |
| Birthplace | Tennessee |
| 1935 Residence (City) | R |
| 1935 Residence (County) | McLean |
| Occupation | Laborer |
| Industry | Co. Road Work |
| Class of Worker | GW |
| Hours Worked | 8 |
| Income (1939) | 355 |
| Highest Grade | No |
| 1935 Residence | Illinois |
| Birth State | Tennessee |
| Birth Country | United States |
| Birthplace (normalized) | tennessee |
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 Frost across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
John Frost
Head · 1940 · age 47 · b. ~1893 · Illinois
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Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1940 US Federal Census — Mclean-County, Illinois
Open full size
1940 US Federal Census — Mclean-County, Illinois
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-00842-00269)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Judith Lutter | 3 | Daughter | — | — |
| 42 | John W. Frost THIS PERSON | 47 | Head | Laborer | Tennessee |
| 43 | Mayme Frost | 44 | Wife | — | Illinois |
| 44 | James Frost | 11 | Son | — | Illinois |
| 45 | John C. Frost | 8 | Son | — | Illinois |
| 46 | Joseph Frost | 5 | Son | — | Illinois |
| 47 | Joann Frost | 5 | Daughter | — | Illinois |
| 48 | Homer A. Brand | 55 | Head | Farmer | Indiana |
| 49 | Jennie Brand | 52 | Wife | — | Indiana |
| 50 | Earl Fruka|Fricka | 42 | Head | Farmer | Indiana |
| 51 | Aletha Mae Fruka|Fricka | 39 | Wife | — | Indiana |
| 52 | Juanita Fruka|Fricka | 17 | Daughter | — | Illinois |
| 53 | Chester Fruka|Fricka | 13 | Son | — | Illinois |
| 54 | Harrel Fruka|Fricka | 10 | Son | — | Illinois |
| 55 | Francis E. Fruka|Fricka | 2 | Son | — | Illinois |
| 56 | Walter Behrends | 26 | Head | 60 | Illinois |
| 57 | Florence Behrends | 22 | Wife | — | Illinois |
| 58 | Harvey Behrends | 4 | Son | — | Illinois |
| 59 | Mary L. Behrends | 3 | Son | — | Illinois |
| 60 | John Rabbe | 20 | Hired man | 60 | Illinois |
| 61 | William H. Casey | 52 | Head | Secretary | Illinois |
| 62 | Mary E. Casey | 49 | Wife | — | Illinois |
| 63 | Linden T. Casey | 26 | Son | Salesman | Illinois |
| 64 | Ferne E. Casey | 22 | Daughter | Bookkeeper | Illinois |
| 65 | Owen L. Casey | 19 | Son | — | Illinois |
| 66 | Carl W. Casey | 14 | Son | — | Illinois |
| 67 | Everett Kelly | 33 | Head | Farmer | Kentucky |
| 68 | Ruth Kelly | 22 | Wife | — | Illinois |
| 69 | Belle Forbes | 70 | Mother | — | Kentucky |
| 70 | William Westphal | 58 | Head | Farmer | Illinois |
| 71 | Elizabeth Westphal | 57 | Wife | — | Illinois |
| 72 | Vera Westphal | 31 | Daughter | — | Illinois |
| 73 | Giles T. Corey | 56 | Head | Farmer | Illinois |
| 74 | Myrtle Corey | 57 | Wife | — | Illinois |
| 75 | B. F. Flaherty | 69 | Head | Farmer | Illinois |
| 76 | Katy Flaherty | 64 | Wife | — | Illinois |
| 77 | Frankie Flaherty | 37 | Son | Farm Hand | Illinois |
| 78 | Gordon Yonger | 54 | Head | Farmer | N. Dakota |
| 79 | Ida Yonger | 26 | Wife | — | Illinois |
| 80 | Claire Eugene Yonger | 16 | Son | — | Illinois |
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)