MH
Margaret Hamilton — 1930 US Census Record
Model Tree available1930 United States Federal Census · Middlesex, Massachusetts
Our Model Tree links this Margaret Hamilton across the 1910, 1920 and 1930 US Censuses in Middlesex, Massachusetts (XGBoost, ~Confirmed), with identified parents William & Mary — first a daughter (b.~1892), then head of a 3-person household.
Age 38
b. ~1892
Female
Daughter
Born: Massachusetts
Single
1930 Census Record Details
| Census Year | 1930 |
| Location | Middlesex, Massachusetts |
| Surname | Hamilton |
| Given Name | Margaret F |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 38 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| Father's Birthplace | Massachusetts |
| 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 | Holliston Village |
| Est. Birth Year | ~1892 |
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 Margaret | Age | Birth yr |
|---|---|---|---|---|
| Margaret Hamilton | Daughter | — | 38 | ~1892 |
| Mary Hamilton | Spouse | — | 69 | ~1861 |
| William Hamilton | Head | — | 70 | ~1860 |
Census Appearances
1910
Middlesex, Massachusetts
Daughter, age 18
Middlesex, Massachusetts · implied b. ~1892 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Hamilton |
| Given Name | Margaret F. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 18 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| Father's Birthplace | Massachusetts |
| Mother's Birthplace | Massachusetts |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
1920
Middlesex, Massachusetts
Daughter, age 28
Middlesex, Massachusetts · implied b. ~1892 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Hamilton |
| Given Name | Margaret T |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 28 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| Father's Birthplace | Massachusetts |
| Mother's Birthplace | Massachusetts |
| Occupation | Teacher |
| Industry | School |
| Class of Worker | W |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
1930
Middlesex, Massachusetts
Daughter, age 38
Middlesex, Massachusetts · implied b. ~1892 — 3 household members
| Surname | Hamilton |
| Given Name | Margaret F |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 38 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| Father's Birthplace | Massachusetts |
| 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 Margaret Hamilton across 3 US Census years (1910, 1920 and 1930) in Middlesex, Massachusetts, using XGBoost record linkage. Identified parents: father William Hamilton (~0.92 confidence) and mother Mary Hamilton (~0.92 confidence) and mother Mary Hamilton (~0.92 confidence) and father William Hamilton (~0.92 confidence) and mother Mary Hamilton (~0.92 confidence) and father William Hamilton (~0.92 confidence). The pedigree spans 1 generation with 6 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
William Hamilton
b. ~1860
Source father
● Household
· direct · ~0.92
Mother
Mary Hamilton
b. ~1861
Source mother
● Household
· direct · ~0.92
Mother
Mary Hamilton
b. ~1861
Source mother
● Household
· direct · ~0.92
Father
William Hamilton
b. ~1861
Source father
● Household
· direct · ~0.92
Mother
Mary Hamilton
b. ~1862
Source mother
● Household
· direct · ~0.92
Father
William Hamilton
b. ~1863
Source father
● Household
· direct · ~0.92
This person
Anchor record
Margaret Hamilton
Daughter · 1930 · age 38 · b. ~1892 · 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 — Middlesex, Massachusetts
Open full size
1930 US Federal Census — Middlesex, Massachusetts
Page Contents
50 people indexed on this census page (ia:1930:massachusettscensus00reel919:0535)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Anna K Coolidge | 74 | Head | — | Massachusetts |
| 2 | Mabel L Phelps | 56 | Head | — | Massachusetts |
| 3 | Alice M Phelps | 31 | Daughter | Operate Machine | Massachusetts |
| 4 | Ethel L Phelps | 27 | Daughter | Operate Machine | Massachusetts |
| 5 | Thelma L Phelps | 16 | Daughter | — | Massachusetts |
| 6 | William H Hamilton | 70 | Head | Laborer | Massachusetts |
| 7 | Mary A Hamilton | 69 | Wife | — | Massachusetts |
| 8 | Margaret F Hamilton THIS PERSON | 38 | Daughter | Teacher | Massachusetts |
| 9 | Pogue | 67 | Head | Heel Maker | Massachusetts |
| 10 | Milaula Pogue | 49 | Sister | — | Massachusetts |
| 11 | Emma L Dawson | 65 | Sister | — | Massachusetts |
| 12 | Fred S Hammond | 57 | Head | Carpenter | New Hampshire |
| 13 | Carrie B Hammond | 52 | Wife | — | Massachusetts |
| 14 | Rodney T Hammond | 20 | Son | Laborer | Massachusetts |
| 15 | Ruth Hammond | 17 | Daughter | — | Massachusetts |
| 16 | Harry Hammond | 32 | Head | Mechanic | Massachusetts |
| 17 | Hazel Hammond | 31 | Wife | — | Massachusetts |
| 18 | Roy G Craft | 37 | Head | Mechanic | Nova Scotia |
| 19 | Mary M Craft | 37 | Wife | — | Vermont |
| 20 | Fredrick C Davenport | 31 | Head | Cook | Canada-French |
| 21 | Cecile A Davenport | 28 | Wife | — | New Hampshire |
| 22 | Norman Taylor | 9 | Step-son | — | Massachusetts |
| 23 | Edward F Arsenault | 2 | Son | — | Massachusetts |
| 24 | Jeannette B Arsenault | 0 | Daughter | — | Massachusetts |
| 25 | Holmstein Jensen | 44 | Head | Baker | Denmark |
| 26 | Marion M Jensen | 39 | Wife | — | Massachusetts |
| 27 | Paul J Jensen | 19 | Son | Chauffeur | Massachusetts |
| 28 | Harry Jensen | 17 | Son | — | Massachusetts |
| 29 | William Hargreaves | 67 | Head | Farmer | England |
| 30 | Bertha M Hargreaves | 52 | Wife | — | Vermont |
| 31 | Marion M Williams | 26 | Step-daughter | — | Massachusetts |
| 32 | Daniel F Driscoll | 31 | Head | Mason | Massachusetts |
| 33 | James E Driscoll | 30 | Wife | — | Massachusetts |
| 34 | John J Driscoll | 2 | Son | — | Massachusetts |
| 35 | Marie E Driscoll | 0 | Daughter | — | Massachusetts |
| 36 | Elizabeth A Hallihan | 60 | Head | Operator | Massachusetts |
| 37 | Edward Marshall | 59 | Head | Contractor | New York |
| 38 | Johannah Marshall | 53 | Wife | — | Germany |
| 39 | Elizabeth L Marshall | 33 | Daughter | Bookkeeper | Germany |
| 40 | Margaret J Marshall | 26 | Daughter | Teacher | Massachusetts |
| 41 | John Bison | 50 | Head | Mechanic | Germany |
| 42 | Henrietta Bison | 50 | Wife | — | Germany |
| 43 | Fred Bison | 22 | Son | Machine Room | Germany |
| 44 | Harry A Bison | 15 | Son | — | Massachusetts |
| 45 | John Paul Bison | 12 | Son | — | Massachusetts |
| 46 | Cornelius H Mahoney | 39 | Head | Trenchman | Massachusetts |
| 47 | Helen M Mahoney | 38 | Wife | — | Canada-French |
| 48 | Paul N Mahoney | 13 | Son | — | Massachusetts |
| 49 | Margie L Mahoney | 12 | Daughter | — | New York |
| 50 | Robert Mahoney | 11 | Son | — | Massachusetts |
Pedigree Summary
Margaret
Gen 1 · 6 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)