MP
Mary Pierce — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Escambia-County, Florida
Our Model Tree links this Mary Pierce across the 1930 and 1940 US Censuses in Escambia-County, Florida (XGBoost, ~Confirmed) — first a daughter (b.~1927), then head of a 7-person household.
Age 13
b. ~1927
Female
Daughter
Born: Florida
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Escambia-County, Florida |
| Surname | Pierce |
| Given Name | Mary Louise |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 13 |
| Marital Status | Single |
| Birthplace | Florida |
| 1935 Residence (City) | Klondyke |
| 1935 Residence (County) | Escambia |
| Additional Details | |
| Highest Grade | No 7 |
| 1935 Residence | Same place |
| Birth State | Florida |
| Birth Country | United States |
| Birthplace (normalized) | florida |
| Township / Ward | Klondyke |
| 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.
7 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Mary | Age | Birth yr |
|---|---|---|---|---|
| Elizabeth Pierce | Daughter | — | 17 | ~1923 |
| Minnie Pierce | Daughter | — | 11 | ~1929 |
| Winifred Pierce | Daughter | — | 15 | ~1925 |
| Mary Pierce | Daughter | — | 13 | ~1927 |
| Preston Pierce | Head | — | 41 | ~1899 |
| J Pierce | Son | — | 2 | ~1938 |
| Mattie Pierce | Spouse | — | 36 | ~1904 |
Census Appearances
1930
Escambia, Florida
Daughter, age 3
Escambia, Florida · implied b. ~1927 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Pierce |
| Given Name | Mary E |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 3 |
| Marital Status | Single |
| Birthplace | Florida |
| Father's Birthplace | Florida |
| Mother's Birthplace | Florida |
| Birth State | Florida |
| Birth Country | United States |
| Birthplace (normalized) | florida |
1940
Escambia-County, Florida
Daughter, age 13
Escambia-County, Florida · implied b. ~1927 — 7 household members
| Surname | Pierce |
| Given Name | Mary Louise |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 13 |
| Marital Status | Single |
| Birthplace | Florida |
| 1935 Residence (City) | Klondyke |
| 1935 Residence (County) | Escambia |
| Highest Grade | No 7 |
| 1935 Residence | Same place |
| Birth State | Florida |
| Birth Country | United States |
| Birthplace (normalized) | florida |
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 Mary Pierce across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Mary Pierce
Daughter · 1940 · age 13 · b. ~1927 · Florida
★ You are viewing this record
Sibling
Minnie Pierce
Sibling · 1940 · age 11
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Winifred Pierce
Sibling · 1940 · age 15
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Elizabeth Pierce
Sibling · 1940 · age 17
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
J Pierce
Sibling · 1940 · age 2
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 — Escambia-County, Florida
Open full size
1940 US Federal Census — Escambia-County, Florida
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-00585-00292)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Layland Wales | 29 | Wife | — | North Carolina |
| 2 | William Wales | 2 | Son | — | South Carolina |
| 3 | Lester Wales | 26 | Head | Lathe Operator | Florida |
| 4 | Effia Wales | 23 | Wife | — | Mississippi |
| 5 | Milton Melzer | 52 | Head | Sales Manager | Texas |
| 6 | Fern Melzer | 44 | Wife | — | Illinois |
| 7 | Bert Merrel | 47 | Brother-in-law | — | Illinois |
| 8 | Elbert Wales | 31 | Head | Bus Driver | Florida |
| 9 | Lena Wales | 29 | Wife | — | Florida |
| 10 | Hilliard Bailey | 42 | Head | Bus Driver | Florida |
| 11 | Frances Bailey | 41 | Wife | — | Florida |
| 12 | Edna Mae Bailey | 14 | Daughter | — | Florida |
| 13 | Voncie Bailey | 10 | Daughter | — | Florida |
| 14 | Charles S. Taylor | 50 | Head | Guard | Florida |
| 15 | Margaret Taylor | 13 | Daughter | — | Florida |
| 16 | Allan Taylor | 21 | Son | Clerk | Florida |
| 17 | Florence Taylor | 21 | Daughter-in-law | — | Florida |
| 18 | Delores Taylor | 1 | Granddaughter | — | Florida |
| 19 | Allan H. Bailey | 64 | Head | — | Florida |
| 20 | Annie J. Bailey | 62 | Wife | — | Florida |
| 21 | William Perry Bailey | 26 | Son | Stock Clerk | Florida |
| 22 | Louie M. Barnes | 62 | Lodger | — | Alabama |
| 23 | Clenton W. Brill | 31 | Head | Tractor Driver | Florida |
| 24 | Annie Mae Brill | 29 | Wife | Janitor | Florida |
| 25 | Iris Brill | 10 | Daughter | — | Florida |
| 26 | Willie Q. Butler | 45 | Head | Laborer | Florida |
| 27 | Preston G. Jr. Pierce | 41 | Head | Packer | Florida |
| 28 | Mattie Pierce | 36 | Wife | — | Florida |
| 29 | Elizabeth Pierce | 17 | Daughter | — | Florida |
| 30 | Winifred Pierce | 15 | Daughter | — | Florida |
| 31 | Mary Louise Pierce THIS PERSON | 13 | Daughter | — | Florida |
| 32 | Minnie Pierce | 11 | Daughter | — | Florida |
| 33 | J. P. Pierce | 2 | Son | — | Florida |
| 34 | V. J. Bailey | 36 | Head | Storekeeper | Florida |
| 35 | Ruth Bailey | 34 | Daughter | — | Georgia |
| 36 | Bernice Bailey | 15 | Daughter | — | Florida |
| 37 | Grover Bailey | 14 | Son | — | Florida |
| 38 | Alma Bailey | 11 | Daughter | — | Florida |
| 39 | Bennie Bailey | 7 | Son | — | Florida |
| 40 | Wayne Bailey | 4 | Son | — | Florida |
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)