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John Donaldson — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Mason-County, Kentucky
Our Model Tree links this John Donaldson across the 1930 and 1940 US Censuses in Mason-County, Kentucky (XGBoost, ~Confirmed) — first a son (b.~1926), then head of a 10-person household.
Age 14
b. ~1926
Male
Son
Born: Kentucky
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Mason-County, Kentucky |
| Surname | Donaldson |
| Given Name | John Jr |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | Black |
| Age | 14 |
| Marital Status | Single |
| Birthplace | Kentucky |
| 1935 Residence (City) | Maysville |
| 1935 Residence (County) | Mason |
| Additional Details | |
| Highest Grade | 7 |
| 1935 Residence | Same place |
| Birth State | Kentucky |
| Birth Country | United States |
| Birthplace (normalized) | kentucky |
| Township / Ward | Maysville |
| 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.
10 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to John | Age | Birth yr |
|---|---|---|---|---|
| Mary Donaldson | Daughter | — | 16 | ~1924 |
| Ida Donaldson | Daughter | — | 9 | ~1931 |
| Lenora Beach | Daughter | — | 3 | ~1937 |
| John Donaldson | Son | — | 14 | ~1926 |
| Eliza Beach | Other | — | 64 | ~1876 |
| John Donaldson | Head | — | 37 | ~1903 |
| Lucinda Donaldson | Spouse | — | 34 | ~1906 |
| Mattie Donaldson | Daughter | — | 10 | ~1930 |
| Ella Beach | Daughter | — | 2 | ~1938 |
| Pauline Donaldson | Son | — | 11 | ~1929 |
Census Appearances
1930
Mason, Kentucky
Son, age 4
Mason, Kentucky · implied b. ~1926 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Donaldson |
| Given Name | John A. |
| Relationship to Head | son |
| Sex | M |
| Color / Race | Black |
| Age | 4 |
| Marital Status | Single |
| Birthplace | Kentucky |
| Father's Birthplace | Kentucky |
| Mother's Birthplace | Kentucky |
| Occupation | none |
| Birth State | Kentucky |
| Birth Country | United States |
| Birthplace (normalized) | kentucky |
1940
Mason-County, Kentucky
Son, age 14
Mason-County, Kentucky · implied b. ~1926 — 10 household members
| Surname | Donaldson |
| Given Name | John Jr |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | Black |
| Age | 14 |
| Marital Status | Single |
| Birthplace | Kentucky |
| 1935 Residence (City) | Maysville |
| 1935 Residence (County) | Mason |
| Highest Grade | 7 |
| 1935 Residence | Same place |
| 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 John Donaldson across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
John Donaldson
Son · 1940 · age 14 · b. ~1926 · Kentucky
★ You are viewing this record
Sibling
Mattie Donaldson
Sibling · 1940 · age 10
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Ida Donaldson
Sibling · 1940 · age 9
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Lenora Beach
Sibling · 1940 · age 3
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Mary Donaldson
Sibling · 1940 · age 16
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Pauline Donaldson
Sibling · 1940 · age 11
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Ella Beach
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 — Mason-County, Kentucky
Open full size
1940 US Federal Census — Mason-County, Kentucky
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01340-00098)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | John Donaldson | 37 | Head | Truck Driver | Kentucky |
| 2 | Lucinda Donaldson | 34 | Wife | — | Kentucky |
| 3 | Mary Donaldson | 16 | Daughter | — | Kentucky |
| 4 | John Jr Donaldson THIS PERSON | 14 | Son | — | Kentucky |
| 5 | Pauline Donaldson | 11 | Son | — | Kentucky |
| 6 | Mattie Mae Donaldson | 10 | Daughter | — | Kentucky |
| 7 | Ida Bell Donaldson | 9 | Daughter | — | Kentucky |
| 8 | Eliza Beach | 64 | Mother-in-law | — | Kentucky |
| 9 | Lenora Beach | 3 | Daughter | — | Kentucky |
| 10 | Ella Louise Beach | 2 | Daughter | — | Kentucky |
| 11 | Edward Lewis | 46 | Head | Janitor | Kentucky |
| 12 | Beatrice Lewis | 43 | Wife | Music Teacher | Kentucky |
| 13 | Edward Jr Lewis | 10 | Son | — | Kentucky |
| 14 | Porter Jackson | 57 | Brother-in-law | Janitor | Kentucky |
| 15 | Nancy Lewis | 73 | Mother | — | Kentucky |
| 16 | Charles Morton | 48 | Head | Maid | Kentucky |
| 17 | Laddie Morton | 45 | Wife | Laborer | Kentucky |
| 18 | Thos Love | 36 | Head | Laborer | Kentucky |
| 19 | Mary D Love | 30 | Wife | — | Kentucky |
| 20 | Fredrick Love | 3 | Daughter | — | Kentucky |
| 21 | William Brooks | 44 | Head | Cleaner | Kentucky |
| 22 | Leona Brooks | 44 | Wife | — | Kentucky |
| 23 | George Morton | 5 | Grandson | — | Kentucky |
| 24 | Morton | 4 | Grandson | — | Kentucky |
| 25 | Silas Williams | 38 | Head | Gardner | Ohio |
| 26 | Minnie Williams | 33 | Wife | Maid | Kentucky |
| 27 | Walter Thomas | 31 | Head | Repair | Kentucky |
| 28 | Sudie Thomas | 53 | Wife | Laundress | Kentucky |
| 29 | Wm X Howe | 31 | Head | Elevator Man | Kentucky |
| 30 | Rena D Howe | 70 | Mother | — | Kentucky |
| 31 | Leida Walker | 40 | Head | Maid | Kentucky |
| 32 | Wm | 50 | Lodger | Laborer | Kentucky |
| 33 | Sylvester Jackson | 45 | Lodger | Laborer | Kentucky |
| 34 | Henry Fields | 58 | Head | Shoe Cook | Kentucky |
| 35 | Elizabeth Fields | 58 | Wife | — | Kentucky |
| 36 | Clatton Fields | 27 | Son | Teacher | Kentucky |
| 37 | John Fields | 25 | Son | Helper | Kentucky |
| 38 | Arthur Bealer | 28 | Head | Truck Driver | Kentucky |
| 39 | Alma Bealer | 28 | Wife | Maid | Kentucky |
| 40 | John W Mcguinn | 47 | Head | Janitor | Ohio |
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)