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Grace Moore — 1930 US Census Record
Linked across censuses1930 United States Federal Census · Middlesex, Massachusetts
Our Model Tree links this Grace Moore across the 1920 and 1930 US Censuses in Middlesex, Massachusetts (XGBoost, ~Confirmed) — first a daughter (b.~1910), then head of a 9-person household.
Age 20
b. ~1910
Female
Daughter
Born: Massachusetts
Single
1930 Census Record Details
| Census Year | 1930 |
| Location | Middlesex, Massachusetts |
| Surname | Moore |
| Given Name | Grace A |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 20 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| Father's Birthplace | Massachusetts |
| Mother's Birthplace | Maine |
| Additional Details | |
| Occupation | Librarian |
| Industry | Public Library |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
| Occupation | Librarian |
| Township / Ward | Malden City |
| Est. Birth Year | ~1910 |
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 Grace | Age | Birth yr |
|---|---|---|---|---|
| Victor Moore | Son | — | 17 | ~1913 |
| Ernest Moore | Head | — | 44 | ~1886 |
| Sarah Moore | Other | — | 42 | ~1888 |
| Grace Moore | Daughter | — | 20 | ~1910 |
| Alvin Moore | Son | — | 19 | ~1911 |
| Ralph Moore | Son | — | 14 | ~1916 |
| A Lund | Other | — | 69 | ~1861 |
| George Moore | Son | — | 11 | ~1919 |
| Robert Moore | Son | — | 12 | ~1918 |
Census Appearances
1920
Middlesex, Massachusetts
Daughter, age 10
Middlesex, Massachusetts · implied b. ~1910 — 9 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Moore |
| Given Name | Grace A |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 10 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| Father's Birthplace | Massachusetts |
| Mother's Birthplace | Maine |
| Occupation | none |
| Can Read | Yes |
| Can Write | Yes |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
1930
Middlesex, Massachusetts
Daughter, age 20
Middlesex, Massachusetts · implied b. ~1910 — 9 household members
| Surname | Moore |
| Given Name | Grace A |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 20 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| Father's Birthplace | Massachusetts |
| Mother's Birthplace | Maine |
| Occupation | Librarian |
| Industry | Public Library |
| 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 Grace Moore across 2 US Census years (1920 and 1930) in Middlesex, Massachusetts, using XGBoost record linkage.
Show:
This person
Anchor record
Grace Moore
Daughter · 1930 · age 20 · b. ~1910 · Massachusetts
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Sibling
Ralph Moore
Sibling · 1930 · age 14
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Robert Moore
Sibling · 1930 · age 12
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Victor Moore
Sibling · 1930 · age 17
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
George Moore
Sibling · 1930 · age 11
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Alvin Moore
Sibling · 1930 · age 19
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 — Middlesex, Massachusetts
Open full size
1930 US Federal Census — Middlesex, Massachusetts
Page Contents
50 people indexed on this census page (ia:1930:massachusettscensus00reel923:0226)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Charles A Toomey | 45 | Head | Clerk | Massachusetts |
| 2 | Isabelle E Toomey | 44 | Wife-H | — | Massachusetts |
| 3 | Isabelle M Toomey | 18 | Daughter | Clerk | Massachusetts |
| 4 | Charles K Toomey | 15 | Son | — | Massachusetts |
| 5 | Helen L Murphy | 62 | Head | — | Massachusetts |
| 6 | Helen M Murphy | 20 | Grand-daughter | Stenographer | Massachusetts |
| 7 | Grace F Murphy | 16 | Grand-daughter | Salesgirl | Massachusetts |
| 8 | Lawrence R Christie | 32 | Head | Carpenter | Massachusetts |
| 9 | Abigail E Christie | 40 | Wife-H | — | Massachusetts |
| 10 | John L Christie | 6 | Son | — | Massachusetts |
| 11 | Russell V Christie | 2 | Son | — | Massachusetts |
| 12 | Richard A Christie | 1 | Son | — | Massachusetts |
| 13 | William H Harrigan | 48 | Head | Shipper | Massachusetts |
| 14 | Elva Harrigan | 40 | Wife-H | — | Maryland |
| 15 | William L Harrigan | 5 | Son | — | Maryland |
| 16 | John D Harrigan | 4 | Son | — | Massachusetts |
| 17 | Ernest A Moore | 44 | Head | Clerk | Massachusetts |
| 18 | Sarah B Moore | 42 | Wife-H | — | Maine |
| 19 | Grace A Moore THIS PERSON | 20 | Daughter | Librarian | Massachusetts |
| 20 | Alvin E Moore | 19 | Son | Riveter | Massachusetts |
| 21 | Victor E Moore | 17 | Son | — | Massachusetts |
| 22 | Ralph S Moore | 14 | Son | — | Massachusetts |
| 23 | Robert T Moore | 12 | Son | — | Massachusetts |
| 24 | George E Moore | 11 | Son | — | Massachusetts |
| 25 | A B Lund | 69 | Aunt (by law) | — | Maine |
| 26 | Silas Mcleod | 56 | Head | Foreman | Canada-English |
| 27 | Annie S Mcleod | 51 | Wife-H | — | Massachusetts |
| 28 | George A Mcleod | 27 | Son | Collector | Massachusetts |
| 29 | Frederick A Mcleod | 24 | Son | Driver | Massachusetts |
| 30 | Ruth E Mcleod | 18 | Daughter | — | Massachusetts |
| 31 | Joseph A Repetto | 36 | Head | Truck Driver | Italy |
| 32 | Dorothy M Repetto | 31 | Wife-H | — | Massachusetts |
| 33 | Helen F Repetto | 12 | Daughter | — | Massachusetts |
| 34 | Joseph R Repetto | 10 | Son | — | Massachusetts |
| 35 | Joe Repetto | 50 | Head | Loader | Italy |
| 36 | Susie Repetto | 50 | Wife-H | — | Italy |
| 37 | Jeremiah Connelly | 78 | Head | — | Irish Free State |
| 38 | Mary E Tierney | 52 | Daughter-H | — | Massachusetts |
| 39 | Agnes S Tierney | 20 | Niece | Typist | Massachusetts |
| 40 | Alice R Tierney | 18 | Niece | Stenographer | Massachusetts |
| 41 | Mary Tierney | 10 | Niece | — | Massachusetts |
| 42 | Herbert W Connelly | 30 | Head | Truck Driver | Massachusetts |
| 43 | Anna B Connelly | 27 | Wife-H | — | Massachusetts |
| 44 | Doris Connelly | 1 | Daughter | — | Massachusetts |
| 45 | William T Jennings | 58 | Head | Cook & Waiter | West Virginia |
| 46 | Alice A Jennings | 45 | Wife-H | — | Irish Free State |
| 47 | William R Jennings | 15 | Son | — | Massachusetts |
| 48 | John Eddy | 39 | Head | Machinist | Virginia |
| 49 | Mary H Eddy | 35 | Wife-H | Clerk-Helper | Tennessee |
| 50 | Amber D Eddy | 7 | Son | — | Tennessee |
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)