MH
Mary Hall — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Washington-County, Maine
Our Model Tree links this Mary Hall across the 1930 and 1940 US Censuses in Washington-County, Maine (XGBoost, ~Confirmed) — first a daughter (b.~1930), then head of a 12-person household.
Age 10
b. ~1930
Female
Daughter
Born: Maine
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Washington-County, Maine |
| Surname | Hall |
| Given Name | Mary E. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 10 |
| Marital Status | Single |
| Birthplace | Maine |
| 1935 Residence (City) | Milbridge town |
| 1935 Residence (County) | Washington |
| Additional Details | |
| Highest Grade | No 3 |
| 1935 Residence | Same place |
| Birth State | Maine |
| Birth Country | United States |
| Birthplace (normalized) | maine |
| Township / Ward | Milbridge Town |
| Est. Birth Year | ~1930 |
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.
12 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Mary | Age | Birth yr |
|---|---|---|---|---|
| James Hall | Daughter | — | 19 | ~1921 |
| Deanna Hall | Daughter | — | 2 | ~1938 |
| Althea Hall | Daughter | — | 12 | ~1928 |
| Annie Hall | Daughter | — | 13 | ~1927 |
| Nancy Hall | Daughter | — | 27 | ~1913 |
| Mary Hall | Daughter | — | 10 | ~1930 |
| Madeline Hall | Daughter | — | 7 | ~1933 |
| Natalie Hall | Daughter | — | 16 | ~1924 |
| Arvin Hall | Head | — | 47 | ~1893 |
| George Hall | Son | — | 8 | ~1932 |
| John Hall | Son | — | 15 | ~1925 |
| Judy Hall | Spouse | — | 45 | ~1895 |
Census Appearances
1930
Washington, Maine
Daughter, age 1
Washington, Maine · implied b. ~1929 — 10 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Hall |
| Given Name | Mary E. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 1 |
| Marital Status | Single |
| Birthplace | Maine |
| Father's Birthplace | Maine |
| Mother's Birthplace | Maine |
| Birth State | Maine |
| Birth Country | United States |
| Birthplace (normalized) | maine |
1940
Washington-County, Maine
Daughter, age 10
Washington-County, Maine · implied b. ~1930 — 12 household members
| Surname | Hall |
| Given Name | Mary E. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 10 |
| Marital Status | Single |
| Birthplace | Maine |
| 1935 Residence (City) | Milbridge town |
| 1935 Residence (County) | Washington |
| Highest Grade | No 3 |
| 1935 Residence | Same place |
| Birth State | Maine |
| Birth Country | United States |
| Birthplace (normalized) | maine |
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 Hall across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Mary Hall
Daughter · 1940 · age 10 · b. ~1930 · Maine
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Sibling
Annie Hall
Sibling · 1940 · age 13
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
James Hall
Sibling · 1940 · age 19
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Natalie Hall
Sibling · 1940 · age 16
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
John Hall
Sibling · 1940 · age 15
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
George Hall
Sibling · 1940 · age 8
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Deanna Hall
Sibling · 1940 · age 2
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Nancy Hall
Sibling · 1940 · age 27
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Althea Hall
Sibling · 1940 · age 12
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Madeline Hall
Sibling · 1940 · age 7
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 — Washington-County, Maine
Open full size
1940 US Federal Census — Washington-County, Maine
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01494-00324)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Dorothy C. Holland | 37 | Wife | Stripper | Maine |
| 2 | Lillian E. Holland | 15 | Daughter | Stripper | Maine |
| 3 | Muriel N. Holland | 13 | Daughter | — | Maine |
| 4 | Beryl A. Holland | 10 | Daughter | — | Maine |
| 5 | Harold E. Leighton | 33 | Head | Truckman | Maine |
| 6 | Amy B. Leighton | 32 | Wife | — | Maine |
| 7 | Harold K. Leighton | 11 | Son | — | Maine |
| 8 | Bernadine N. Leighton | 5 | Daughter | — | Maine |
| 9 | Greta F. Leighton | 4 | Daughter | — | Maine |
| 10 | Curtis M. Robinson | 49 | Head | Proprietor | Maine |
| 11 | Lucille R. Robinson | 47 | Wife | — | Maine |
| 12 | Everett C. Robinson | 27 | Son | Mechanic | Maine |
| 13 | Martha L. Robinson | 24 | Daughter | — | Maine |
| 14 | Richard A. Robinson | 21 | Son | Clam Digger | Maine |
| 15 | Lurline Robinson | 20 | Daughter | — | Maine |
| 16 | Robert G. Robinson | 18 | Son | Clam Digger | Maine |
| 17 | Edith L. Robinson | 14 | Daughter | — | Maine |
| 18 | Evelyn A. Robinson | 8 | Daughter | — | Maine |
| 19 | Gladys M. Robinson | 5 | Daughter | — | Maine |
| 20 | Leo N. Robinson | 3 | Son | — | Maine |
| 21 | Arvin P. Hall | 47 | Head | — | Maine |
| 22 | Judy H. Hall | 45 | Wife | — | Maine |
| 23 | Nancy C. Hall | 27 | Daughter | Stripper | Maine |
| 24 | James R. Hall | 19 | Daughter | Apprentice | Maine |
| 25 | Natalie E. Hall | 16 | Daughter | Stripper | Maine |
| 26 | John E. Hall | 15 | Son | Shoveler | Maine |
| 27 | Annie E. Hall | 13 | Daughter | — | Maine |
| 28 | Althea L. Hall | 12 | Daughter | — | Maine |
| 29 | Mary E. Hall THIS PERSON | 10 | Daughter | — | Maine |
| 30 | George J. Hall | 8 | Son | — | Maine |
| 31 | Madeline J. Hall | 7 | Daughter | — | Maine |
| 32 | Deanna D. Hall | 2 | Daughter | — | Maine |
| 33 | James R. Dickens | None | Head | Clam Digger | Maine |
| 34 | Roy E. Ingalls | 30 | Head | Truck Driver | Maine |
| 35 | Louise K. Ingalls | 30 | Wife | — | Maine |
| 36 | Lawrence E. Ingalls | 8 | Son | — | Maine |
| 37 | Carroll H. Ingalls | 7 | Son | — | Maine |
| 38 | Eugene Beal | 55 | Head | Fisherman | Maine |
| 39 | Sarah H. Beal | 51 | Wife | — | Maine |
| 40 | Charles L. Beal | 15 | Son | — | Maine |
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)