MP
Mary Preston — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Johnson-County, Kentucky
Our Model Tree links this Mary Preston across the 1930 and 1940 US Censuses in Johnson-County, Kentucky (XGBoost, ~Confirmed) — first a spouse (b.~1907), then head of a 7-person household.
Age 33
b. ~1907
Female
Spouse
Born: Kentucky
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Johnson-County, Kentucky |
| Surname | Preston |
| Given Name | Mary E. |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 33 |
| Marital Status | Married |
| Birthplace | Kentucky |
| 1935 Residence (City) | Magisterial Dist No 1 |
| 1935 Residence (County) | Johnson |
| Additional Details | |
| Highest Grade | 8 |
| 1935 Residence | Kentucky |
| Birth State | Kentucky |
| Birth Country | United States |
| Birthplace (normalized) | kentucky |
| Township / Ward | Magisterial Dist No 1 |
| Est. Birth Year | ~1907 |
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 |
|---|---|---|---|---|
| Millard Preston | Head | — | 39 | ~1901 |
| Dorothy Preston | Daughter | — | 13 | ~1927 |
| Kermit Preston | Son | — | 15 | ~1925 |
| Helen Preston | Daughter | — | 9 | ~1931 |
| Kenneth Preston | Son | — | 6 | ~1934 |
| Mary Preston | Spouse | — | 33 | ~1907 |
| Juanita Preston | Daughter | — | 11 | ~1929 |
Census Appearances
1930
Johnson, Kentucky
Spouse, age 22
Johnson, Kentucky · implied b. ~1908 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Preston |
| Given Name | Mary Oma |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 22 |
| Marital Status | Married |
| Birthplace | Kentucky |
| Age at First Marriage | 19 |
| Father's Birthplace | Kentucky |
| Mother's Birthplace | Kentucky |
| Can Read/Write | Yes |
| Birth State | Kentucky |
| Birth Country | United States |
| Birthplace (normalized) | kentucky |
1940
Johnson-County, Kentucky
Spouse, age 33
Johnson-County, Kentucky · implied b. ~1907 — 7 household members
| Surname | Preston |
| Given Name | Mary E. |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 33 |
| Marital Status | Married |
| Birthplace | Kentucky |
| 1935 Residence (City) | Magisterial Dist No 1 |
| 1935 Residence (County) | Johnson |
| Highest Grade | 8 |
| 1935 Residence | Kentucky |
| Birth State | Kentucky |
| Birth Country | United States |
| Birthplace (normalized) | kentucky |
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
Spouse · 1940 · age 33 · b. ~1907 · Kentucky
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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 — Johnson-County, Kentucky
Open full size
1940 US Federal Census — Johnson-County, Kentucky
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01322-00530)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | A. George | 11 | Son | — | Kentucky |
| 2 | Barbara J. George | 7 | Daughter | — | Kentucky |
| 3 | David George | 5 | Son | — | Kentucky |
| 4 | Grace Price | 41 | Head | Manager | Kentucky |
| 5 | Ocie Price | 37 | Wife | — | Kentucky |
| 6 | Junior Price | 15 | Son | — | Kentucky |
| 7 | Millard Preston | 39 | Head | Locomotive Engineer | Kentucky |
| 8 | Mary E. Preston THIS PERSON | 33 | Wife | — | Kentucky |
| 9 | Kermit Preston | 15 | Son | — | Kentucky |
| 10 | Dorothy Preston | 13 | Daughter | — | Kentucky |
| 11 | Juanita Preston | 11 | Daughter | — | Kentucky |
| 12 | Helen Preston | 9 | Daughter | — | Kentucky |
| 13 | Kenneth M. Preston | 6 | Son | — | Kentucky |
| 14 | Clyde Wright | 46 | Head | Shopman | Virginia |
| 15 | Ruby Wright | 36 | Wife | — | Virginia |
| 16 | Lenora Wright | 14 | Daughter | — | Kentucky |
| 17 | Opal Wright | 13 | Daughter | Shopman | Kentucky |
| 18 | James Wright | 11 | Son | — | Kentucky |
| 19 | Chester Compton | 36 | Head | — | Kentucky |
| 20 | Ruth Compton | 30 | Wife | — | Kentucky |
| 21 | Jack Compton | 11 | Son | — | Kentucky |
| 22 | Palvae Compton | 8 | Daughter | — | Kentucky |
| 23 | John F. Compton | 4 | Son | — | Kentucky |
| 24 | Noah Newsome | 35 | Head | Carpenter | Kentucky |
| 25 | Polly Newsome | 33 | Wife | — | Kentucky |
| 26 | Herbert M. Fox | 42 | Head | Brakeman | Tennessee |
| 27 | Lola Fox | 42 | Wife | — | Virginia |
| 28 | Lewis Fox | 21 | Son | New Worker | Virginia |
| 29 | Margaret J. Fox | 3 | Daughter | — | Kentucky |
| 30 | Tom H. Fox | 21 | Son | Pumper | Virginia |
| 31 | Ritha Fox | 22 | Daughter-in-law | — | West Virginia |
| 32 | Ronald D. Fox | 0 | Grandson | — | Kentucky |
| 33 | Lucion Meadows | 62 | Head | Engineer | Georgia |
| 34 | Wilma Meadows | 33 | Wife | — | Kentucky |
| 35 | Dora E. Meadows | 14 | Daughter | — | North Carolina |
| 36 | Riley E. Meadows | 13 | Son | — | Kentucky |
| 37 | Bernard Lockwood | 22 | Head | Conductor | Kentucky |
| 38 | Bessie Lockwood | 42 | Wife | — | Kentucky |
| 39 | Vernon Lockwood | 17 | Son | Clerk | Kentucky |
| 40 | Charles R. Lockwood | 13 | Son | — | Kentucky |
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)