MP
Mary Preston — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Hillsborough-County, Florida
Our Model Tree links this Mary Preston across the 1930 and 1940 US Censuses in Hillsborough-County, Florida (XGBoost, ~Confirmed) — first a daughter (b.~1923), then head of a 8-person household.
Age 17
b. ~1923
Female
Daughter
Born: Florida
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Hillsborough-County, Florida |
| Surname | Preston |
| Given Name | Mary |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | Black |
| Age | 17 |
| Marital Status | Single |
| Birthplace | Florida |
| 1935 Residence (City) | Tampa City |
| 1935 Residence (County) | Hillsborough |
| Additional Details | |
| Highest Grade | No 7 |
| 1935 Residence | Same place |
| Birth State | Florida |
| Birth Country | United States |
| Birthplace (normalized) | florida |
| Township / Ward | Tampa City |
| 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.
8 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Mary | Age | Birth yr |
|---|---|---|---|---|
| Candy Preston | Head | — | 53 | ~1887 |
| Sarah Preston | Other | — | 18 | ~1922 |
| J Preston | Son | — | 13 | ~1927 |
| Rosa Preston | Daughter | — | 15 | ~1925 |
| Mary Preston | Daughter | — | 17 | ~1923 |
| Gwendlin Preston | Other | — | 7 | ~1933 |
| Ruffin Preston | Son | — | 37 | ~1903 |
| Freddie Preston | Son | — | 11 | ~1929 |
Census Appearances
1930
Hillsborough, Florida
Daughter, age 6
Hillsborough, Florida · implied b. ~1924 — 9 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Preston |
| Given Name | Mary B |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | Black |
| Age | 6 |
| Marital Status | Single |
| Birthplace | Florida |
| Father's Birthplace | Georgia |
| Mother's Birthplace | Georgia |
| Birth State | Florida |
| Birth Country | United States |
| Birthplace (normalized) | florida |
1940
Hillsborough-County, Florida
Daughter, age 17
Hillsborough-County, Florida · implied b. ~1923 — 8 household members
| Surname | Preston |
| Given Name | Mary |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | Black |
| Age | 17 |
| Marital Status | Single |
| Birthplace | Florida |
| 1935 Residence (City) | Tampa City |
| 1935 Residence (County) | Hillsborough |
| 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 Preston across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Mary Preston
Daughter · 1940 · age 17 · b. ~1923 · Florida
★ You are viewing this record
Sibling
Freddie Preston
Sibling · 1940 · age 11
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Rosa Preston
Sibling · 1940 · age 15
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
J Preston
Sibling · 1940 · age 13
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Ruffin Preston
Sibling · 1940 · age 37
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 — Hillsborough-County, Florida
Open full size
1940 US Federal Census — Hillsborough-County, Florida
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-00634-00929)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Fonnell | 5 | Granddaughter | — | Florida |
| 42 | — | 1 | Granddaughter | — | Florida |
| 43 | Evelina Moreland | 41 | Head | Maid | Florida |
| 44 | Alice Moreland | 21 | Daughter | — | Florida |
| 45 | Stephen Moreland | 17 | Son | Janitor | Florida |
| 46 | Charles Moreland | 14 | Son | — | Florida |
| 47 | Evelyn Moreland | 13 | Daughter | — | Florida |
| 48 | Harold Moreland | 6 | Son | — | Florida |
| 49 | Helen Moreland | 5 | Daughter | — | Florida |
| 50 | Hubert Moreland | 2 | Son | — | Florida |
| 51 | Henry Moreland | 13 | Son | — | Florida |
| 52 | Candy Preston | 53 | Head | Seamstress | Florida |
| 53 | Rosa Lee Preston | 15 | Daughter | New Worker | Florida |
| 54 | Mary Preston THIS PERSON | 17 | Daughter | — | Florida |
| 55 | J. W. Preston | 13 | Son | — | Florida |
| 56 | Freddie Lee Preston | 11 | Son | — | Florida |
| 57 | Ruffin Preston | 37 | Son | Truck Driver | Florida |
| 58 | Sarah Preston | 18 | Daughter-in-law | — | Georgia |
| 59 | Gwendlin Preston | 7 | Granddaughter | — | Florida |
| 60 | Anna Fair | 48 | Head | Laundress | Florida |
| 61 | Lee Hagan | 35 | Lodger | — | South Carolina |
| 62 | Calvin Hickson | 20 | Lodger | Laborer | Georgia |
| 63 | Eugene Murray | 19 | Lodger | Laborer | Georgia |
| 64 | Ignacio Valdez | 33 | Head | Truck Driver | Cuba |
| 65 | Mercedes Valdez | 13 | Daughter | — | Florida |
| 66 | Ignacio Jr. Valdez | 12 | Son | — | Florida |
| 67 | Carma Lee Valdez | 11 | Daughter | — | Florida |
| 68 | Blanche Valdez | 10 | Daughter | — | Florida |
| 69 | Louisa Pernanta | 90 | Mother | — | Cuba |
| 70 | Annie Daniels | 45 | Head | Laundress | Florida |
| 71 | Alfons Davis | 22 | Son | New Worker | Florida |
| 72 | Florence Williams | 21 | Head | — | Florida |
| 73 | Bennie Sprowl | 40 | Lodger | Laborer | Ohio |
| 74 | Lewis Corley | 26 | Lodger | Laborer | Florida |
| 75 | Marguerite Corley | 32 | Lodger | Maid | Florida |
| 76 | Willie Williams | 22 | Head | Laborer | Florida |
| 77 | Levy Law | 55 | Head | Salesman | Georgia |
| 78 | Mary Law | 48 | Wife | — | North Carolina |
| 79 | Willie May Thomas | 32 | Daughter | Cook | Florida |
| 80 | Harvey Thomas | 15 | Grandson | — | 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)