MS
Mary Simpson — 1930 US Census Record
Model Tree available1930 United States Federal Census · Norfolk, Massachusetts
Our Model Tree links this Mary Simpson across the 1910, 1920 and 1930 US Censuses in Norfolk, Massachusetts (XGBoost, ~Confirmed), with identified parents Robert & Susan — first a daughter (b.~1882), then head of a 3-person household.
Age 48
b. ~1882
Female
Daughter
Born: Massachusetts
Single
1930 Census Record Details
| Census Year | 1930 |
| Location | Norfolk, Massachusetts |
| Surname | Simpson |
| Given Name | Mary M. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 48 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| Father's Birthplace | Maine |
| Mother's Birthplace | Massachusetts |
| Additional Details | |
| Occupation | Teacher |
| Industry | Public School |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
| Occupation | Teacher |
| Township / Ward | Town Of Dedham Pt Of |
| Est. Birth Year | ~1882 |
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 Simpson | Daughter | — | 48 | ~1882 |
| Susan Simpson | Head | — | 69 | ~1861 |
| Annie Murray | Other | — | 74 | ~1856 |
Census Appearances
1910
Norfolk, Massachusetts
Daughter, age 27
Norfolk, Massachusetts · implied b. ~1883 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Simpson |
| Given Name | Mary M. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 27 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| Father's Birthplace | Maine |
| Mother's Birthplace | Massachusetts |
| Occupation | Teacher |
| Industry | School |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | English |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
1920
Norfolk, Massachusetts
Daughter, age 36
Norfolk, Massachusetts · implied b. ~1884 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Simpson |
| Given Name | May |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 36 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| Father's Birthplace | Maine |
| Mother's Birthplace | Massachusetts |
| Occupation | Teacher |
| Industry | School |
| Class of Worker | W |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Mother Tongue | English |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
1930
Norfolk, Massachusetts
Daughter, age 48
Norfolk, Massachusetts · implied b. ~1882 — 3 household members
| Surname | Simpson |
| Given Name | Mary M. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 48 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| Father's Birthplace | Maine |
| Mother's Birthplace | Massachusetts |
| Occupation | Teacher |
| Industry | Public School |
| 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 Simpson across 3 US Census years (1910, 1920 and 1930) in Norfolk, Massachusetts, using XGBoost record linkage. Identified parents: father Robert Simpson (~0.92 confidence) and mother Susan Simpson (~0.92 confidence) and mother Susie Simpson (~0.92 confidence). The pedigree spans 1 generation with 3 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Robert Simpson
b. ~1859
Source father
● Household
· direct · ~0.92
Mother
Susan Simpson
b. ~1860
Source mother
● Household
· direct · ~0.92
Mother
Susie Simpson
b. ~1860
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Mary Simpson
Daughter · 1930 · age 48 · b. ~1882 · 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 — Norfolk, Massachusetts
Open full size
1930 US Federal Census — Norfolk, Massachusetts
Page Contents
48 people indexed on this census page (ia:1930:massachusettscensus00reel934:0306)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 51 | Henry White | 26 | Head | Moulder | England |
| 52 | Mary S. B. White | 27 | Wife | — | England |
| 53 | Edith M. White | 24 | Daughter | Typer | England |
| 54 | John White | 23 | Son | Carpenter | Massachusetts |
| 55 | Muriel White | 14 | Daughter | — | Massachusetts |
| 56 | Angus Macdonald | 64 | Head | Electrician | Nova Scotia |
| 57 | Mary Macdonald | 57 | Wife | None | Scotland |
| 58 | John Macdonald | 22 | Son | None | Massachusetts |
| 59 | William J. Murphy | 51 | Head | Mechanic | Irish Free State |
| 60 | Mary F. Murphy | 50 | Wife | None | Irish Free State |
| 61 | John Murphy | 25 | Son | None | Massachusetts |
| 62 | Josephine Murphy | 21 | Daughter | None | Massachusetts |
| 63 | Rose Murphy | 19 | Daughter | Typist | Massachusetts |
| 64 | J. Warren White | 38 | Head | None | Massachusetts |
| 65 | Edith A. Kiersting | 50 | Daughter | Telegrapher | Massachusetts |
| 66 | Charles F. Kiersting | 50 | Son-in-law | Tester | Massachusetts |
| 67 | Charles F. Jr. Kiersting | 15 | Grandson | None | Massachusetts |
| 68 | Wilbert B. White | 38 | Son | Engineer | Massachusetts |
| 69 | Marjorie G. White | 29 | Daughter-in-law | None | Connecticut |
| 70 | Wilbert B. Jr. White | 9 | Grandson | None | Connecticut |
| 71 | Harriet A. White | 7 | Granddaughter | None | Massachusetts |
| 72 | John M. White | 5 | Grandson | None | Connecticut |
| 73 | Nelson M. White | 5 | Grandson | None | Connecticut |
| 74 | Leona S. White | 3 | Granddaughter | None | Connecticut |
| 75 | Marylyn R. White | 1 | Granddaughter | None | Massachusetts |
| 76 | Walter E. Hartney | 23 | Nephew | Salesman | Massachusetts |
| 77 | John Fay | 67 | Head | Fireman | Irish Free State |
| 78 | Maria Fay | 64 | Wife | None | Irish Free State |
| 79 | Frank Fay | 31 | Son | Salesman | Massachusetts |
| 80 | Katherine S. Fay | 30 | Daughter | Secretary | Massachusetts |
| 81 | Elizabeth M. Fay | 26 | Daughter | Title Chaser | Massachusetts |
| 82 | Susan M. Simpson | 69 | Head | None | Massachusetts |
| 83 | Mary M. Simpson THIS PERSON | 48 | Daughter | Teacher | Massachusetts |
| 84 | Annie B. Murray | 74 | Sister | None | Massachusetts |
| 85 | George P. Dato | 30 | Head | Enumerator | Italy |
| 86 | Marie Y. Dato | 25 | Wife | None | France |
| 87 | George P. Jr. Dato | 4 | Son | None | Massachusetts |
| 88 | Francis M. Dato | 2 | Son | None | Massachusetts |
| 89 | Denise F. Dato | 0 | Daughter | None | Massachusetts |
| 90 | Mary E. Gormley | 69 | Head | None | Irish Free State |
| 91 | James T. Gormley | 42 | Son | Steam Fitter | Massachusetts |
| 92 | Mary E. Gormley | 35 | Daughter | Typist | Massachusetts |
| 93 | Charlotte Johnson | 58 | Head | Cook | Sweden |
| 94 | Branford Johnson | 20 | Son | None | Massachusetts |
| 95 | Danforth L. Converse | 31 | Head | Chauffeur | Rhode Island |
| 96 | Alice L. Converse | 27 | Wife | None | Massachusetts |
| 97 | Stella Converse | 7 | Daughter | None | Massachusetts |
| 98 | Danforth L. Jr. Converse | 4 | Son | None | 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)