AM
Alice Mcdonald — 1930 US Census Record
Linked across censuses1930 United States Federal Census · Sagadahoc, Maine
Our Model Tree links this Alice Mcdonald across the 1930 and 1940 US Censuses in Sagadahoc, Maine (XGBoost, ~Confirmed) — first a daughter (b.~1925), then head of a 9-person household.
Age 5
b. ~1925
Female
Daughter
Born: Maine
Single
1930 Census Record Details
| Census Year | 1930 |
| Location | Sagadahoc, Maine |
| Surname | McDonald |
| Given Name | Alice M |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 5 |
| Marital Status | Single |
| Birthplace | Maine |
| Father's Birthplace | Maine |
| Mother's Birthplace | Maine |
| Additional Details | |
| Birth State | Maine |
| Birth Country | United States |
| Birthplace (normalized) | maine |
| Township / Ward | Bath City |
| Est. Birth Year | ~1925 |
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.
9 people recorded at the same address in the 1930 census.
| Name | Relation to head | Relative to Alice | Age | Birth yr |
|---|---|---|---|---|
| Mabel Gudman | Daughter | — | 19 | ~1911 |
| Franklin Mcdonald | Son | — | 6 | ~1924 |
| Joseph Gudman | Head | — | 43 | ~1887 |
| Joseph Gudman | Son | — | 17 | ~1913 |
| Frances Mcdonald | Daughter | — | 13 | ~1917 |
| Frank Mcdonald | Son | — | 15 | ~1915 |
| Alice Mcdonald | Daughter | — | 5 | ~1925 |
| Robert Gudman | Son | — | 3 | ~1927 |
| Alice Gudman | Other | — | 38 | ~1892 |
Census Appearances
1930
Sagadahoc, Maine
Daughter, age 5
Sagadahoc, Maine · implied b. ~1925 — 9 household members
| Surname | McDonald |
| Given Name | Alice M |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 5 |
| Marital Status | Single |
| Birthplace | Maine |
| Father's Birthplace | Maine |
| Mother's Birthplace | Maine |
| Birth State | Maine |
| Birth Country | United States |
| Birthplace (normalized) | maine |
1940
Sagadahoc-County, Maine
Other, age 15
Sagadahoc-County, Maine · implied b. ~1925 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Macdonald |
| Given Name | Alice M. |
| Relationship to Head | Step-daughter |
| Sex | F |
| Color / Race | White |
| Age | 15 |
| Marital Status | Single |
| Birthplace | Maine |
| 1935 Residence (City) | Bath City |
| 1935 Residence (County) | Sagadahoc |
| Income (1939) | 0 |
| Highest Grade | 8 |
| 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 Alice Mcdonald across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Alice Mcdonald
Daughter · 1930 · age 5 · b. ~1925 · Maine
★ You are viewing this record
Sibling
Mabel Gudman
Sibling · 1930 · age 19
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Frances Mcdonald
Sibling · 1930 · age 13
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Franklin Mcdonald
Sibling · 1930 · age 6
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Frank Mcdonald
Sibling · 1930 · age 15
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Robert Gudman
Sibling · 1930 · age 3
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Joseph Gudman
Sibling · 1930 · age 17
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
1930 US Federal Census — Sagadahoc, Maine
Open full size
1930 US Federal Census — Sagadahoc, Maine
Page Contents
49 people indexed on this census page (ia:1930:15thcensus839unit:0047)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 51 | Marion L Pinkham | 4 | Daughter | — | Maine |
| 52 | Margaret E Pinkham | 3 | Daughter | — | Maine |
| 53 | Fred W Robinson | 33 | Boarder | Salesman | Maine |
| 54 | Joseph E Gudman | 43 | Head | Painter | Maine |
| 55 | Alice M Gudman | 38 | Wife-H | — | Maine |
| 56 | Mabel E Gudman | 19 | Daughter | — | Maine |
| 57 | Joseph A Gudman | 17 | Son | — | Maine |
| 58 | Robert E Gudman | 3 | Son | — | Maine |
| 59 | Frank A Mcdonald | 15 | Son | — | Maine |
| 60 | Frances A Mcdonald | 13 | Daughter | — | Maine |
| 61 | Franklin Mcdonald | 6 | Son | — | Maine |
| 62 | Alice M Mcdonald THIS PERSON | 5 | Daughter | — | Maine |
| 63 | Nina B Davison | 38 | Head-H | — | Maine |
| 64 | Walter E Davison | 20 | Son | Laborer | Maine |
| 65 | Thomas A Mason | 60 | Head | Electrician | Maine |
| 66 | Margaret A Mason | 54 | Wife-H | — | Maine |
| 67 | Arthur D Higgins | 57 | Head | Laborer | Maine |
| 68 | Adelaide L Higgins | 54 | Wife-H | — | Maine |
| 69 | Sidney K Higgins | 26 | Son | Moulder | Maine |
| 70 | Arthur F Higgins | 22 | Son | Truck Driver | Maine |
| 71 | Elmer F Higgins | 19 | Son | Truck Driver | Maine |
| 72 | John L Bishop | 56 | Head | Joiner | Maine |
| 73 | Lillian E Bishop | 56 | Wife-H | — | Maine |
| 74 | Dora M Bishop | 18 | Daughter | — | Maine |
| 75 | Alice E Bishop | 15 | Daughter | — | Maine |
| 76 | Hattie A Morrison | 57 | Head-H | — | Maine |
| 77 | Charles A Bean | 65 | Boarder | Laborer | Maine |
| 78 | Frank B Nichols | 68 | Head | Publisher | Maine |
| 79 | Ella D Nichols | 62 | Wife-H | — | Maine |
| 80 | Jennie R Palmer | 71 | Head-H | — | Maine |
| 81 | Etta D Drew | 64 | Maid | Servant | Maine |
| 82 | Charles M Ridder | 79 | Head | Machinist | New Hampshire |
| 83 | Grace L Ridder | 59 | Wife-H | — | New Hampshire |
| 84 | Nathalie F Ridder | 20 | Daughter | Bookkeeper | New Hampshire |
| 85 | Charles M Jr Ridder | 14 | Son | — | New Hampshire |
| 86 | Florence E Ridder | 13 | Daughter | — | New Hampshire |
| 87 | Matthew H Garrett | 60 | Head | Barber | Maine |
| 88 | Beela Garrett | 54 | Wife-H | — | Canada |
| 89 | Kenneth Garrett | 7 | Grandson | — | Maine |
| 90 | Francis St. Laurent | 22 | Head-H | — | Canada |
| 91 | Laura M St. Laurent | 17 | Daughter | Bookkeeper | Maine |
| 92 | Louise M St. Laurent | 15 | Daughter | — | Maine |
| 93 | Francis A St. Laurent | 12 | Son | — | Maine |
| 94 | Pauline W St. Laurent | 10 | Daughter | — | Maine |
| 95 | Mina St. Laurent | 59 | Sister | Cook | Canada |
| 96 | Milton A Rogers | 26 | Head | Joiner | Maine |
| 97 | Bernice M Rogers | 26 | Wife-H | — | Maine |
| 98 | Beverly A Rogers | 2 | Daughter | — | Maine |
| 99 | Gloria M Rogers | 0 | Daughter | — | 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)