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Mary King — 1930 US Census Record
Model Tree available1930 United States Federal Census · Plymouth, Massachusetts
Our Model Tree links this Mary King across the 1910, 1920 and 1930 US Censuses in Plymouth, Massachusetts (XGBoost, ~Confirmed), with identified parents Anthony & Mary — first a daughter (b.~1904), then head of a 3-person household.
Age 26
b. ~1904
Female
Daughter
Born: Massachusetts
Single
1930 Census Record Details
| Census Year | 1930 |
| Location | Plymouth, Massachusetts |
| Surname | King |
| Given Name | Mary B |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 26 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| Father's Birthplace | Portugal |
| Mother's Birthplace | Portugal |
| Additional Details | |
| Occupation | Book-keeper |
| Industry | Mail Co. |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
| Occupation | Book-Keeper |
| Township / Ward | East Bridgewater Town |
| Est. Birth Year | ~1904 |
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.
3 people recorded at the same address in the 1930 census.
| Name | Relation to head | Relative to Mary | Age | Birth yr |
|---|---|---|---|---|
| Mary King | Daughter | — | 26 | ~1904 |
| Anthony King | Head | — | 55 | ~1875 |
| Mary King | Other | — | 55 | ~1875 |
Census Appearances
1910
Plymouth, Massachusetts
Daughter, age 8
Plymouth, Massachusetts · implied b. ~1902 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | King |
| Given Name | Mary B |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 8 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| Father's Birthplace | Portugal |
| Mother's Birthplace | Portugal |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
1920
Plymouth, Massachusetts
Daughter, age 17
Plymouth, Massachusetts · implied b. ~1903 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | King |
| Given Name | Mary B |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 17 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| Father's Birthplace | Portugal |
| Mother's Birthplace | Portugal |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Mother Tongue | Portuguese |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
1930
Plymouth, Massachusetts
Daughter, age 26
Plymouth, Massachusetts · implied b. ~1904 — 3 household members
| Surname | King |
| Given Name | Mary B |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 26 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| Father's Birthplace | Portugal |
| Mother's Birthplace | Portugal |
| Occupation | Book-keeper |
| Industry | Mail Co. |
| Class of Worker | W |
| Can Read/Write | Yes |
| 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 Mary King across 3 US Census years (1910, 1920 and 1930) in Plymouth, Massachusetts, using XGBoost record linkage. Identified parents: father Anthony King (~0.92 confidence) and mother Mary King (~0.92 confidence) and mother Mary King (~0.92 confidence). The pedigree spans 1 generation with 3 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Anthony King
b. ~1875
Source father
● Household
· direct · ~0.92
Mother
Mary King
b. ~1873
Source mother
● Household
· direct · ~0.92
Mother
Mary King
b. ~1875
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Mary King
Daughter · 1930 · age 26 · b. ~1904 · Massachusetts
★ 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 — Plymouth, Massachusetts
Open full size
1930 US Federal Census — Plymouth, Massachusetts
Page Contents
50 people indexed on this census page (ia:1930:massachusettscensus00reel939:1094)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Rose Gonsalves | 44 | Daughter-H | — | Massachusetts |
| 2 | Mary Gonsalves | 19 | Grand Daughter | Packer | Massachusetts |
| 3 | Angeline Gonsalves | 17 | Grand Daughter | — | Massachusetts |
| 4 | Lena Gonsalves | 15 | Grand Daughter | — | Massachusetts |
| 5 | Edith Gonsalves | 14 | Grand Daughter | — | Massachusetts |
| 6 | Joseph Gonsalves | 13 | Grand Son | — | Massachusetts |
| 7 | John B Keyes | 34 | Head | Stationary Fireman | Massachusetts |
| 8 | Alice M Keyes | 32 | Wife-H | — | Massachusetts |
| 9 | Phyllis C Keyes | 12 | Daughter | — | Massachusetts |
| 10 | Mary K Keyes | 11 | Daughter | — | Massachusetts |
| 11 | John B Keyes | 10 | Son | — | Massachusetts |
| 12 | Doris A Keyes | 7 | Daughter | — | Massachusetts |
| 13 | Patricia G Keyes | 5 | Daughter | — | Massachusetts |
| 14 | William J Keyes | 2 | Son | — | Massachusetts |
| 15 | Fred G Johnson | 45 | Head | Signal Man | Massachusetts |
| 16 | Domenic Serani | 72 | Head | Laborer | Italy |
| 17 | Anthony King | 55 | Head | Laborer | Portugal |
| 18 | Mary B King | 55 | Wife-H | — | Portugal |
| 19 | Mary B King THIS PERSON | 26 | Daughter | Book-Keeper | Massachusetts |
| 20 | Nicholas Munsie | 46 | Head | Moulder | France |
| 21 | Catherine D Munsie | 44 | Wife-H | — | Irish Free State |
| 22 | Arthur Munsie | 20 | Son | Laborer | Massachusetts |
| 23 | Frances C Munsie | 11 | Daughter | — | Massachusetts |
| 24 | John Tiryakian | 38 | Head | Laster | Turkey |
| 25 | Flora Tiryakian | 37 | Wife-H | — | Armenia |
| 26 | Alice Milsen | 17 | Niece | — | Massachusetts |
| 27 | William H Houghton | 80 | Head | Caretaker | Vermont |
| 28 | Otis E Cook | 49 | Head | Agent | Massachusetts |
| 29 | Mary C Cook | 47 | Wife-H | Stitcher | Massachusetts |
| 30 | Doris E Cook | 21 | Daughter | — | Massachusetts |
| 31 | — | None | — | — | — |
| 32 | Frank E Eaton | 45 | Head | Fireman | Massachusetts |
| 33 | Maude C Eaton | 43 | Wife-H | — | Massachusetts |
| 34 | Bessie Eaton | 21 | Daughter | Stitcher | Massachusetts |
| 35 | Mildred C Eaton | 11 | Daughter | — | Massachusetts |
| 36 | Eugene T Eaton | 11 | Son | — | Massachusetts |
| 37 | Virginia A Eaton | 3 | Daughter | — | Massachusetts |
| 38 | Sylvester E Freeman | 42 | Head | — | Massachusetts |
| 39 | Florence R Freeman | 15 | Wife-H | — | Massachusetts |
| 40 | Error | None | — | — | — |
| 41 | Error | None | — | — | — |
| 42 | Error | None | — | — | — |
| 43 | Wendell S Hazard | 28 | Head | Moulder | Massachusetts |
| 44 | Ingeborg J Hazard | 26 | Wife-H | — | Massachusetts |
| 45 | Phyllis J Hazard | 4 | Daughter | — | Massachusetts |
| 46 | Wendell E Hazard | 1 | Son | — | Massachusetts |
| 47 | Cornelius E Murphy | 54 | Head | Stationary Fireman | Irish Free State |
| 48 | Margaret E Murphy | 27 | Daughter-H | Pay Clerk | Massachusetts |
| 49 | Thomas P Sullivan | 56 | Brother | — | Irish Free State |
| 50 | Ellen G Freeman | 72 | Head | — | Massachusetts |
Pedigree Summary
Mary
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 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)