FP
Frank Pierce — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Williamson-County, Illinois
Our Model Tree links this Frank Pierce across the 1930 and 1940 US Censuses in Williamson-County, Illinois (XGBoost, ~Confirmed) — first a son (b.~1923), then head of a 7-person household.
Age 17
b. ~1923
Male
Son
Born: Illinois
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Williamson-County, Illinois |
| Surname | Pierce |
| Given Name | Frank |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 17 |
| Marital Status | Single |
| Birthplace | Illinois |
| 1935 Residence (City) | Crab Orchard |
| 1935 Residence (County) | Williamson |
| Additional Details | |
| Highest Grade | Hs 2 |
| 1935 Residence | Same house |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
| Township / Ward | Crab Orchard |
| Est. Birth Year | ~1923 |
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 1940 census.
| Name | Relation to head | Relative to Frank | Age | Birth yr |
|---|---|---|---|---|
| Hattie Pierce | Spouse | — | 58 | ~1882 |
| Bryan Pierce | Son | — | 26 | ~1914 |
| Howard Pierce | Son | — | 22 | ~1918 |
| G Pierce | Son | — | 34 | ~1906 |
| Frank Pierce | Son | — | 17 | ~1923 |
| Marshal Pierce | Son | — | 32 | ~1908 |
| E Pierce | Head | — | 64 | ~1876 |
Census Appearances
1930
Williamson, Illinois
Son, age 7
Williamson, Illinois · implied b. ~1923 — 8 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Pierce |
| Given Name | Frank |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 7 |
| Marital Status | Single |
| Birthplace | Illinois |
| Father's Birthplace | Alabama |
| Mother's Birthplace | Georgia |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1940
Williamson-County, Illinois
Son, age 17
Williamson-County, Illinois · implied b. ~1923 — 7 household members
| Surname | Pierce |
| Given Name | Frank |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 17 |
| Marital Status | Single |
| Birthplace | Illinois |
| 1935 Residence (City) | Crab Orchard |
| 1935 Residence (County) | Williamson |
| Highest Grade | Hs 2 |
| 1935 Residence | Same house |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
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 Frank Pierce across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Frank Pierce
Son · 1940 · age 17 · b. ~1923 · Illinois
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Sibling
Bryan Pierce
Sibling · 1940 · age 26
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
G Pierce
Sibling · 1940 · age 34
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Marshal Pierce
Sibling · 1940 · age 32
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Howard Pierce
Sibling · 1940 · age 22
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 — Williamson-County, Illinois
Open full size
1940 US Federal Census — Williamson-County, Illinois
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-00910-00576)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | T. J. Isaac | 68 | Head | Minister | Illinois |
| 2 | Alpha D. Isaac | 66 | Wife | — | Illinois |
| 3 | E. M. Pierce | 64 | Head | — | Alabama |
| 4 | Hattie Pierce | 58 | Wife | — | Georgia |
| 5 | G. L. Pierce | 34 | Son | Filling Station | Alabama |
| 6 | Marshal Pierce | 32 | Son | Cafe & Pool | Alabama |
| 7 | Bryan Pierce | 26 | Son | Filling Station | Alabama |
| 8 | Howard Pierce | 22 | Son | Operator | Alabama |
| 9 | Frank Pierce THIS PERSON | 17 | Son | — | Illinois |
| 10 | Kenneth Absher | 32 | Head | Operator | Illinois |
| 11 | Virginia D. Absher | 27 | Wife | — | Illinois |
| 12 | Barbara Ann Absher | 2 | Daughter | — | Illinois |
| 13 | Jimmie Finley | 22 | Lodger | Public High School Teacher | Illinois |
| 14 | Lawrence E. Payne | 31 | Head | Coal Miner | Illinois |
| 15 | Nannie Payne | 31 | Wife | — | Illinois |
| 16 | Charles Orle Payne | 9 | Son | — | Illinois |
| 17 | Aretta Payne | 3 | Daughter | — | Illinois |
| 18 | Otto Cordor | 60 | Head | Machine Shop | Illinois |
| 19 | Stella Cordor | 60 | Wife | — | Illinois |
| 20 | Doris Jean Lester | 9 | Daughter | — | Illinois |
| 21 | Lucy D. Smith | 40 | Head | Coal Miner | Illinois |
| 22 | Lucille Smith | 37 | Wife | — | Illinois |
| 23 | Adolph Smith | 20 | Son | — | Illinois |
| 24 | Loy Ray Smith | 16 | Son | School Janitor | Illinois |
| 25 | Irene Smith | 10 | Daughter | — | Illinois |
| 26 | Noel Lee Smith | 6 | Son | — | Illinois |
| 27 | Loran Grones | 27 | Head | Laborer | Illinois |
| 28 | Lorena Grones | 23 | Wife | — | Illinois |
| 29 | Sue Carol Grones | 3 | Daughter | — | Illinois |
| 30 | Elgar D. Clarida | 49 | Head | Coal Miner | Illinois |
| 31 | Gladys Clarida | 42 | Wife | — | Illinois |
| 32 | Eugene Clarida | 23 | Son | Mechanic | Illinois |
| 33 | M. R. Angel | 46 | Head | Coal Operator | Illinois |
| 34 | Ida Angel | 42 | Wife | — | Illinois |
| 35 | Helen Marie Angel | 22 | Daughter | Beauty Culturist | Illinois |
| 36 | Harold Vernell Angel | 19 | Son | Coal Miner | Illinois |
| 37 | Mary S. Norman | 66 | Head | — | Illinois |
| 38 | Leslie W. Norman | 34 | Son | Filling Station | Illinois |
| 39 | Nora Norman | 35 | Daughter | — | Illinois |
| 40 | Jack Gary Norman | 9 | Grandson | — | 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)