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Mary Baldwin — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Laurel-County, Kentucky
Our Model Tree links this Mary Baldwin across the 1920, 1930 and 1940 US Censuses in Laurel-County, Kentucky (XGBoost, ~Confirmed) — first a spouse (b.~1900), then head of a 8-person household.
Age 40
b. ~1900
Female
Spouse
Born: Kentucky
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Laurel-County, Kentucky |
| Surname | Baldwin |
| Given Name | Mary |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 40 |
| Marital Status | Married |
| Birthplace | Kentucky |
| 1935 Residence (City) | Mag. Dist. No. 1 |
| 1935 Residence (County) | Laurel |
| Additional Details | |
| Highest Grade | No 6 |
| 1935 Residence | Same House |
| Birth State | Kentucky |
| Birth Country | United States |
| Birthplace (normalized) | kentucky |
| Township / Ward | Mag Dist No 1 |
| Est. Birth Year | ~1900 |
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 |
|---|---|---|---|---|
| Eulene Baldwin | Daughter | — | 5 | ~1935 |
| Joyce Baldwin | Daughter | — | 3 | ~1937 |
| Arch Baldwin | Head | — | 42 | ~1898 |
| Roy Baldwin | Son | — | 10 | ~1930 |
| Ray Baldwin | Son | — | 13 | ~1927 |
| Gilbert Baldwin | Son | — | 17 | ~1923 |
| Herbert Baldwin | Son | — | 19 | ~1921 |
| Mary Baldwin | Spouse | — | 40 | ~1900 |
Census Appearances
1920
Laurel, Kentucky
Spouse, age 19
Laurel, Kentucky · implied b. ~1901 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Baldwin |
| Given Name | Mary H. |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 19 |
| Marital Status | Married |
| Birthplace | Kentucky |
| Father's Birthplace | Kentucky |
| Mother's Birthplace | Kentucky |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Kentucky |
| Birth Country | United States |
| Birthplace (normalized) | kentucky |
1930
Laurel, Kentucky
Spouse, age 29
Laurel, Kentucky · implied b. ~1901 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Baldwin |
| Given Name | Mary |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 29 |
| Marital Status | Married |
| Birthplace | Kentucky |
| Age at First Marriage | 14 |
| Father's Birthplace | Kentucky |
| Mother's Birthplace | Kentucky |
| Can Read/Write | Yes |
| Birth State | Kentucky |
| Birth Country | United States |
| Birthplace (normalized) | kentucky |
1940
Laurel-County, Kentucky
Spouse, age 40
Laurel-County, Kentucky · implied b. ~1900 — 8 household members
| Surname | Baldwin |
| Given Name | Mary |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 40 |
| Marital Status | Married |
| Birthplace | Kentucky |
| 1935 Residence (City) | Mag. Dist. No. 1 |
| 1935 Residence (County) | Laurel |
| Highest Grade | No 6 |
| 1935 Residence | Same House |
| 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 Baldwin across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage.
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This person
Anchor record
Mary Baldwin
Spouse · 1940 · age 40 · b. ~1900 · 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 — Laurel-County, Kentucky
Open full size
1940 US Federal Census — Laurel-County, Kentucky
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01327-00374)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Mattie Kemper | 45 | Wife | — | Kentucky |
| 42 | Claude Kemper | 22 | Son | Logger | Kentucky |
| 43 | Ben Kemper | 20 | Son | Laborer | Kentucky |
| 44 | Edna Kemper | 18 | Daughter | — | Kentucky |
| 45 | Ruby Kemper | 15 | Daughter | — | Kentucky |
| 46 | Jack Kemper | 13 | Son | — | Kentucky |
| 47 | May Kemper | 9 | Son | — | Kentucky |
| 48 | Carl Kemper | 6 | Son | — | Kentucky |
| 49 | Ralph Kemper | 27 | Son | Logger | Kentucky |
| 50 | Iva Lee Kemper | 17 | Daughter in law | — | Kentucky |
| 51 | Arch Baldwin | 42 | Head | Farming | Kentucky |
| 52 | Mary Baldwin THIS PERSON | 40 | Wife | — | Kentucky |
| 53 | Herbert Baldwin | 19 | Son | Farming | Kentucky |
| 54 | Gilbert Baldwin | 17 | Son | Farming | Kentucky |
| 55 | Ray Baldwin | 13 | Son | — | Kentucky |
| 56 | Roy Baldwin | 10 | Son | — | Kentucky |
| 57 | Eulene Baldwin | 5 | Daughter | — | Kentucky |
| 58 | Joyce Baldwin | 3 | Daughter | — | Kentucky |
| 59 | G. C. Bowling | 75 | Head | — | Kentucky |
| 60 | Mary Bowling | 72 | Wife | — | Kentucky |
| 61 | John Onkst | 61 | Head | Farming | Kentucky |
| 62 | Mary Onkst | 61 | Wife | — | Kentucky |
| 63 | Dorothy Onkst | 21 | Daughter | — | Kentucky |
| 64 | Burgess Slusher | 13 | Grandson | — | Kentucky |
| 65 | James Slusher | 10 | Grandson | — | Kentucky |
| 66 | Edward Wolf | 46 | Head | Blacksmith | Kentucky |
| 67 | Elizabeth Wolf | 52 | Wife | — | Kentucky |
| 68 | Grace Wolf | 16 | Daughter | — | Kentucky |
| 69 | Joseph Wolf | 12 | Son | — | Kentucky |
| 70 | Roman Wolf | 9 | Son | — | Kentucky |
| 71 | Bert Allen | 37 | Head | Farming | Kentucky |
| 72 | Sarah Allen | 35 | Wife | — | Kentucky |
| 73 | James Allen | 9 | Son | — | Kentucky |
| 74 | Ben Allen | 7 | Son | — | Kentucky |
| 75 | Eunice Allen | 4 | Daughter | — | Kentucky |
| 76 | Tom Day | 34 | Head | Truck Driver | Kentucky |
| 77 | Pearl Day | 30 | Wife | — | Kentucky |
| 78 | Rhoda Day | 11 | Daughter | — | Kentucky |
| 79 | William Day | 9 | Son | — | Kentucky |
| 80 | Homer Day | 5 | 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)