MG
Margaret Grant — 1940 US Census Record
Model Tree available1940 United States Federal Census · Washington-County, Maine
Our Model Tree links this Margaret Grant across the 1920, 1930 and 1940 US Censuses in Washington-County, Maine (XGBoost, ~Confirmed), with identified parents Everett & Harriet — first a daughter (b.~1920), then head of a 7-person household.
Age 20
b. ~1920
Female
Daughter
Born: Maine
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Washington-County, Maine |
| Surname | Grant |
| Given Name | Margaret |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 20 |
| Marital Status | Single |
| Birthplace | Maine |
| 1935 Residence (City) | Addison Point |
| 1935 Residence (County) | Washington |
| Additional Details | |
| Occupation | operator |
| Industry | telephone exchange |
| Class of Worker | PW |
| Hours Worked | 31 |
| Income (1939) | 145 |
| Highest Grade | H-4 |
| 1935 Residence | Same House |
| Birth State | Maine |
| Birth Country | United States |
| Birthplace (normalized) | maine |
| Occupation | Operator |
| Township / Ward | Addison Point |
| Est. Birth Year | ~1920 |
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 Margaret | Age | Birth yr |
|---|---|---|---|---|
| Margaret Grant | Daughter | — | 20 | ~1920 |
| Nathan Grant | Son | — | 18 | ~1922 |
| Harriet Grant | Spouse | — | 55 | ~1885 |
| Harold Grant | Son | — | 23 | ~1917 |
| Donald Grant | Son | — | 13 | ~1927 |
| David Grant | Son | — | 15 | ~1925 |
| Everett Grant | Head | — | 56 | ~1884 |
Census Appearances
1920
Washington, Maine
Daughter, age
Washington, Maine · implied b. ~1920 — 8 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Grant |
| Given Name | Margaret L. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 0 |
| Marital Status | Single |
| Birthplace | Maine |
| Father's Birthplace | Maine |
| Mother's Birthplace | Maine |
| Birth State | Maine |
| Birth Country | United States |
| Birthplace (normalized) | maine |
1930
Washington, Maine
Daughter, age 10
Washington, Maine · implied b. ~1920 — 9 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Grant |
| Given Name | Margaret |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 10 |
| Marital Status | Single |
| Birthplace | Maine |
| Father's Birthplace | Maine |
| Mother's Birthplace | Maine |
| Can Read/Write | Yes |
| Birth State | Maine |
| Birth Country | United States |
| Birthplace (normalized) | maine |
1940
Washington-County, Maine
Daughter, age 20
Washington-County, Maine · implied b. ~1920 — 7 household members
| Surname | Grant |
| Given Name | Margaret |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 20 |
| Marital Status | Single |
| Birthplace | Maine |
| 1935 Residence (City) | Addison Point |
| 1935 Residence (County) | Washington |
| Occupation | operator |
| Industry | telephone exchange |
| Class of Worker | PW |
| Hours Worked | 31 |
| Income (1939) | 145 |
| Highest Grade | H-4 |
| 1935 Residence | Same House |
| 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 Margaret Grant across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Everett Grant (~0.92 confidence) and mother Harriet Grant (~0.92 confidence) and mother Harriett Grant (~0.92 confidence). The pedigree spans 1 generation with 3 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Everett Grant
b. ~1884
Source father
● Household
· direct · ~0.92
Mother
Harriet Grant
b. ~1885
Source mother
● Household
· direct · ~0.92
Mother
Harriett Grant
b. ~1886
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Margaret Grant
Daughter · 1940 · age 20 · b. ~1920 · Maine
★ You are viewing this record
Sibling
Donald Grant
Sibling · 1940 · age 13
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Nathan Grant
Sibling · 1940 · age 18
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
David Grant
Sibling · 1940 · age 15
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Harold Grant
Sibling · 1940 · age 23
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-t0627-01493-00676)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Harry S Plummer | 66 | Head | Farmer | Massachusetts |
| 42 | Annabel Plummer | 52 | Wife | — | Maine |
| 43 | Philip Plummer | 23 | Son | — | Maine |
| 44 | Elisha S Wass | 87 | Head | — | Maine |
| 45 | Alfred S Merritt | 27 | Head | Clerk | Maine |
| 46 | Ethel Merritt | 22 | Wife | — | Maine |
| 47 | Walter Merritt | 3 | Son | — | Maine |
| 48 | Vance Merritt | 2 | Son | — | Maine |
| 49 | Charles S Fickett | 69 | Head | Laborer | Maine |
| 50 | Abbie Fickett | 63 | Wife | — | Maine |
| 51 | Rodney Gray | 13 | Ward | — | New York |
| 52 | Robert Gray | 11 | Ward | — | New York |
| 53 | John Merritt | 59 | Head | Laborer | Maine |
| 54 | Marcia G Merritt | 42 | Wife | — | Maine |
| 55 | Madeline Merritt | 16 | Daughter | — | Maine |
| 56 | Madine Merritt | 8 | Daughter | — | Maine |
| 57 | Kenneth Merritt | 3 | Son | — | Maine |
| 58 | Lawrence Merritt | 1 | Son | — | Maine |
| 59 | Rosalie Gray | 10 | Ward | — | New York |
| 60 | Merrill Rogers | 21 | Step-son | Laborer | Maine |
| 61 | Everett Grant | 56 | Head | Farmer | Maine |
| 62 | Harriet S Grant | 55 | Wife | — | Maine |
| 63 | Harold Grant | 23 | Son | Laborer | Maine |
| 64 | Margaret Grant THIS PERSON | 20 | Daughter | Operator | Maine |
| 65 | Nathan Grant | 18 | Son | — | Maine |
| 66 | David Grant | 15 | Son | — | Maine |
| 67 | Donald Grant | 13 | Son | — | Maine |
| 68 | Charles Colson | 60 | Head | Fisherman | Maine |
| 69 | Catherine S Colson | 36 | Wife | — | Maine |
| 70 | Eunice Colson | 8 | Daughter | — | Maine |
| 71 | Nellie G Kane | 51 | Head | — | Maine |
| 72 | Eleanor Kane | 18 | Daughter | — | Maine |
| 73 | Richard Kane | 14 | Son | — | Maine |
| 74 | Merrill B Plummer | 60 | Head | — | Maine |
| 75 | Winfield S Perry | 67 | Head | Farmer | Maine |
| 76 | Grace Perry | 60 | Wife | — | Maine |
| 77 | Isaac Crawford | 59 | Head | Farmer | Syria |
| 78 | Bertha G Crawford | 42 | Wife | — | Maine |
| 79 | Vera Crawford | 24 | Daughter | — | Maine |
| 80 | Maurice Caler | 43 | Head | Traveling Merchant | Maine |
Pedigree Summary
Margaret + 4 siblings
Gen 1 · 3 parents
~0.92
Max depth 4 (1900–1950 window)
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)