JG
John Grant — 1930 US Census Record
Linked across censuses1930 United States Federal Census · Sagadahoc, Maine
Our Model Tree links this John Grant across the 1910, 1920 and 1930 US Censuses in Sagadahoc, Maine (XGBoost, ~Confirmed) — first a head (b.~1861), then head of a 6-person household.
Age 69
b. ~1861
Male
Head
Born: Massachusetts
Married
1930 Census Record Details
| Census Year | 1930 |
| Location | Sagadahoc, Maine |
| Surname | Grant |
| Given Name | John F |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 69 |
| Marital Status | Married |
| Birthplace | Massachusetts |
| Age at First Marriage | 26 |
| Father's Birthplace | Massachusetts |
| Mother's Birthplace | New Hampshire |
| Additional Details | |
| Occupation | Retail Merchant |
| Industry | Grocery Store |
| Class of Worker | 9191 |
| Can Read/Write | Yes |
| Home Owned/Rented | R |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
| Occupation | Retail Merchant |
| Township / Ward | Bowdoinham Town |
| Est. Birth Year | ~1861 |
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.
6 people recorded at the same address in the 1930 census.
| Name | Relation to head | Relative to John | Age | Birth yr |
|---|---|---|---|---|
| Helen Grant | Daughter | — | 7 | ~1923 |
| John Grant | Head | — | 69 | ~1861 |
| Dorothy Grant | Other | — | 19 | ~1911 |
| Rolland Grant | Son | — | 21 | ~1909 |
| Donald Grant | Son | — | 8 | ~1922 |
| Charlotte Grant | Spouse | — | 68 | ~1862 |
Census Appearances
1910
Sagadahoc, Maine
Head, age 47
Sagadahoc, Maine · implied b. ~1863 — 10 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Grant |
| Given Name | John F |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 47 |
| Marital Status | Married |
| Birthplace | Massachusetts |
| Years Married | 4 |
| Father's Birthplace | Maine |
| Mother's Birthplace | New Hampshire |
| Occupation | Farmer |
| Industry | General farm |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | English |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
1920
Sagadahoc, Maine
Head, age 55
Sagadahoc, Maine · implied b. ~1865 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Grant |
| Given Name | John H |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 55 |
| Marital Status | Married |
| Birthplace | Massachusetts |
| Father's Birthplace | Maine |
| Mother's Birthplace | New Hampshire |
| Occupation | Farmer |
| Industry | General farm |
| Class of Worker | OA |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Massachusetts |
| Birth Country | United States |
| Year of Naturalization | F |
| Birthplace (normalized) | massachusetts |
1930
Sagadahoc, Maine
Head, age 69
Sagadahoc, Maine · implied b. ~1861 — 6 household members
| Surname | Grant |
| Given Name | John F |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 69 |
| Marital Status | Married |
| Birthplace | Massachusetts |
| Age at First Marriage | 26 |
| Father's Birthplace | Massachusetts |
| Mother's Birthplace | New Hampshire |
| Occupation | Retail Merchant |
| Industry | Grocery Store |
| Class of Worker | 9191 |
| Can Read/Write | Yes |
| Home Owned/Rented | R |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
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 Grant across 3 US Census years (1910, 1920 and 1930) in Sagadahoc, Maine, using XGBoost record linkage.
Show:
This person
Anchor record
John Grant
Head · 1930 · age 69 · b. ~1861 · Maine
★ You are viewing this record
Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1930 US Federal Census — Sagadahoc, Maine
Open full size
1930 US Federal Census — Sagadahoc, Maine
Page Contents
50 people indexed on this census page (ia:1930:15thcensus839unit:0103)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 51 | Annie Belle White | 70 | Wife | — | Maine |
| 52 | Charlotte White | 45 | daughter | — | Maine |
| 53 | Michael M White | 43 | — | — | Maine |
| 54 | Ulrich R Kelley | 62 | Head | Farmer | New Hampshire |
| 55 | Mary Kelley | 63 | Wife | — | Maine |
| 56 | Sherrie Buker | 63 | Head | Farmer | Maine |
| 57 | Louisa Buker | 63 | Wife | — | Maine |
| 58 | Adolph D Campbell | 37 | Head | Farmer | Maine |
| 59 | Lauri B Campbell | 34 | Wife | — | Maine |
| 60 | Howard E Campbell | 12 | son | — | Maine |
| 61 | Charles E Berry | 52 | Head | Farmer | Maine |
| 62 | Ada Berry | 52 | Wife | — | Maine |
| 63 | Leroy Berry | 15 | son | — | Maine |
| 64 | Mary F Bates | 85 | Mother in law | — | Maine |
| 65 | Ernest A Low | 51 | Boarder | Laborer | Maine |
| 66 | Pearl L Low | 47 | Boarder | — | Maine |
| 67 | Lura C Low | 11 | Boarder | — | Maine |
| 68 | Louis Low | 9 | Boarder | — | Maine |
| 69 | Benjamin Humbard | 32 | Head | Laborer | Maine |
| 70 | Gladys V Humbard | 28 | Wife | — | Maine |
| 71 | Franklin D Humbard | 5 | daughter | — | Maine |
| 72 | Shirley E Humbard | 2 | son | — | Maine |
| 73 | Charles S Holmes | 66 | Boarder | Laborer | Maine |
| 74 | Martha E Millay | 76 | Head | — | Maine |
| 75 | J. Frank Millay | 48 | Head | Farmer | Maine |
| 76 | Maude W Millay | 48 | Wife | — | Maine |
| 77 | Ernest J Millay | 23 | son | Farmer | Maine |
| 78 | Mabel H Millay | 21 | daughter | Teacher | Maine |
| 79 | Marguerite L Millay | 15 | daughter | — | Maine |
| 80 | Julio E Glennon | 24 | Head | Farmer | Maine |
| 81 | Arminda Glennon | 20 | Wife | — | Maine |
| 82 | Horace Millay | 40 | Head | Farmer | Maine |
| 83 | Bertha E Millay | 42 | Wife | — | Maine |
| 84 | Harold S Millay | 11 | son | — | Maine |
| 85 | George F Millay | 6 | son | — | Maine |
| 86 | Harold S Varney | 38 | Head | Fish Culture | Maine |
| 87 | Robert Mcafee | 40 | Head | Farmer | Canada English |
| 88 | Elizabeth Mcafee | 39 | Wife | — | Maine |
| 89 | Eola E Mcafee | 16 | daughter | — | Maine |
| 90 | Mary E Mcafee | 14 | daughter | — | Maine |
| 91 | Robert Jr Mcafee | 10 | son | — | Maine |
| 92 | John F Grant THIS PERSON | 69 | Head | Retail Merchant | Massachusetts |
| 93 | Charlotte F Grant | 68 | Wife | — | Massachusetts |
| 94 | Rolland Grant | 21 | son | Clerk | Maine |
| 95 | Dorothy S Grant | 19 | daughter in law | — | Maine |
| 96 | Donald F Grant | 8 | son | — | Maine |
| 97 | Helen Grant | 7 | daughter | — | Maine |
| 98 | Fred Merrifield | 64 | Head | Farmer | Maine |
| 99 | Fred Jr Merrifield | 19 | son | — | Maine |
| 100 | Charles W Sylvester | 71 | Head | Farmer | Maine |
About This Record & Model Tree
This record was independently indexed by YourRoots from the 1930 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)