WF
William Frost — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Genesee-County, Michigan
Our Model Tree links this William Frost across the 1930 and 1940 US Censuses in Genesee-County, Michigan (XGBoost, ~Confirmed) — first a son (b.~1926), then head of a 9-person household.
Age 14
b. ~1926
Male
Son
Born: Michigan
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Genesee-County, Michigan |
| Surname | Frost |
| Given Name | William L. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 14 |
| Marital Status | Single |
| Birthplace | Michigan |
| 1935 Residence (City) | Burton township |
| 1935 Residence (County) | Genesee |
| Additional Details | |
| Highest Grade | No 8 |
| 1935 Residence | Same place |
| Birth State | Michigan |
| Birth Country | United States |
| Birthplace (normalized) | michigan |
| Township / Ward | Burton Township |
| Est. Birth Year | ~1926 |
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.
9 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to William | Age | Birth yr |
|---|---|---|---|---|
| Edward Frost | Son | — | 16 | ~1924 |
| Margaret Frost | Daughter | — | 1 | ~1939 |
| Leon Frost | Head | — | 43 | ~1897 |
| William Frost | Son | — | 14 | ~1926 |
| Lillian Frost | Daughter | — | 4 | ~1936 |
| Ervin Frost | Son | — | 12 | ~1928 |
| Emma Frost | Spouse | — | 37 | ~1903 |
| Cecilia Frost | Daughter | — | 8 | ~1932 |
| Joseph Frost | Son | — | 5 | ~1935 |
Census Appearances
1930
Genesee, Michigan
Son, age 4
Genesee, Michigan · implied b. ~1926 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Frost |
| Given Name | William L. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 4 |
| Marital Status | Single |
| Birthplace | Michigan |
| Father's Birthplace | Michigan |
| Mother's Birthplace | Michigan |
| Birth State | Michigan |
| Birth Country | United States |
| Birthplace (normalized) | michigan |
1940
Genesee-County, Michigan
Son, age 14
Genesee-County, Michigan · implied b. ~1926 — 9 household members
| Surname | Frost |
| Given Name | William L. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 14 |
| Marital Status | Single |
| Birthplace | Michigan |
| 1935 Residence (City) | Burton township |
| 1935 Residence (County) | Genesee |
| Highest Grade | No 8 |
| 1935 Residence | Same place |
| Birth State | Michigan |
| Birth Country | United States |
| Birthplace (normalized) | michigan |
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 William Frost across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
William Frost
Son · 1940 · age 14 · b. ~1926 · Michigan
★ You are viewing this record
Sibling
Cecilia Frost
Sibling · 1940 · age 8
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Margaret Frost
Sibling · 1940 · age 1
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Joseph Frost
Sibling · 1940 · age 5
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Ervin Frost
Sibling · 1940 · age 12
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Edward Frost
Sibling · 1940 · age 16
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Lillian Frost
Sibling · 1940 · age 4
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 — Genesee-County, Michigan
Open full size
1940 US Federal Census — Genesee-County, Michigan
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01749-00362)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Wayne W. Mitchell | 39 | Lodger | Electrician | Indiana |
| 2 | Pauline M. Mitchell | 32 | Lodger | — | Scotland |
| 3 | Platin J. Horton | 53 | Head | Motor Line | Michigan |
| 4 | Florence M. Horton | 62 | Wife | — | Michigan |
| 5 | Andrew W. Remender | 57 | Head | Drill Press | Michigan |
| 6 | Mary J. Remender | 54 | Wife | — | Michigan |
| 7 | Billy Jackson | 5 | Grandson | — | Michigan |
| 8 | William Remender | 54 | Brother | Carpenter | Michigan |
| 9 | Bernard Winer | 24 | Head | Driver Truck | Michigan |
| 10 | Vera V. Winer | 25 | Wife | — | Michigan |
| 11 | Robert Winer | 9 | Son | — | Michigan |
| 12 | Ray Winer | 19 | Cousin | Laborer | Michigan |
| 13 | Vera Winer | 20 | Cousin | — | Michigan |
| 14 | — | None | — | — | — |
| 15 | — | None | — | — | — |
| 16 | Ward E. Huff | 26 | Head | Stock Worker | Michigan |
| 17 | Frances A. Huff | 25 | Wife | — | Michigan |
| 18 | Raymond L. Huff | 6 | Son | — | Michigan |
| 19 | Robert W. Huff | 4 | Son | — | Michigan |
| 20 | Barbara J. Huff | 3 | Daughter | — | Michigan |
| 21 | Bonnie L. Huff | 2 | Daughter | — | Michigan |
| 22 | Darlene June Huff | 1 | Daughter | — | Michigan |
| 23 | Leon V. Frost | 43 | Head | Stitick|Stitich | Michigan |
| 24 | Emma L. Frost | 37 | Wife | — | Michigan |
| 25 | Edward L. Frost | 16 | Son | — | Michigan |
| 26 | William L. Frost THIS PERSON | 14 | Son | — | Michigan |
| 27 | Ervin L. Frost | 12 | Son | — | Michigan |
| 28 | Cecilia A. Frost | 8 | Daughter | — | Michigan |
| 29 | Joseph H. Frost | 5 | Son | — | Michigan |
| 30 | Lillian J. Frost | 4 | Daughter | — | Michigan |
| 31 | Margaret Frost | 1 | Daughter | — | Michigan |
| 32 | James C. Neal | 37 | Head | Baker | Illinois |
| 33 | Carrie M. Neal | 31 | Wife | — | Michigan |
| 34 | James C. Neal | 7 | Son | — | Michigan |
| 35 | Betty E. Neal | 6 | Son | — | Michigan |
| 36 | Wayne E. Neal | 4 | Daughter | — | Michigan |
| 37 | Bernard C. Winters | 33 | Head | Mechanic Salvage | Michigan |
| 38 | Mary Winters | 30 | Wife | — | Colorado |
| 39 | Gladys Mae Winters | 10 | Daughter | — | Michigan |
| 40 | Betty Ann Winters | 9 | Daughter | — | Michigan |
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)