MP
Mary Pace — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Norfolk-County, Massachusetts
Our Model Tree links this Mary Pace across the 1930 and 1940 US Censuses in Norfolk-County, Massachusetts (XGBoost, ~Confirmed) — first a daughter (b.~1930), then head of a 8-person household.
Age 10
b. ~1930
Female
Daughter
Born: Massachusetts
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Norfolk-County, Massachusetts |
| Surname | Pace |
| Given Name | Mary |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 10 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| 1935 Residence (County) | Norfolk |
| Additional Details | |
| Occupation | Same place |
| Highest Grade | G 4 |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
| Occupation | Same Place |
| Township / Ward | Quincy City |
| Est. Birth Year | ~1930 |
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.
8 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Mary | Age | Birth yr |
|---|---|---|---|---|
| Mildred Pace | Daughter | — | 1 | ~1939 |
| Yolanda Pace | Daughter | — | 14 | ~1926 |
| Francis Pace | Son | — | 12 | ~1928 |
| Mary Pace | Daughter | — | 10 | ~1930 |
| Raymond Pace | Son | — | 6 | ~1934 |
| Joan Pace | Daughter | — | 4 | ~1936 |
| Mary Pace | Spouse | — | 32 | ~1908 |
| Peter Pace | Head | — | 37 | ~1903 |
Census Appearances
1930
Norfolk, Massachusetts
Other, age
Norfolk, Massachusetts · implied b. ~1930 — 8 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Pace |
| Given Name | Mary |
| Relationship to Head | Granddaughter |
| Sex | F |
| Color / Race | White |
| Age | 0 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| Father's Birthplace | Italy |
| Mother's Birthplace | Massachusetts |
| Occupation | none |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
1940
Norfolk-County, Massachusetts
Daughter, age 10
Norfolk-County, Massachusetts · implied b. ~1930 — 8 household members
| Surname | Pace |
| Given Name | Mary |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 10 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| 1935 Residence (County) | Norfolk |
| Occupation | Same place |
| Highest Grade | G 4 |
| 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 Pace across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Mary Pace
Daughter · 1940 · age 10 · b. ~1930 · Massachusetts
★ You are viewing this record
Sibling
Francis Pace
Sibling · 1940 · age 12
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Raymond Pace
Sibling · 1940 · age 6
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Yolanda Pace
Sibling · 1940 · age 14
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Joan Pace
Sibling · 1940 · age 4
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Mildred Pace
Sibling · 1940 · age 1
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
1940 US Federal Census — Norfolk-County, Massachusetts
Open full size
1940 US Federal Census — Norfolk-County, Massachusetts
Page Contents
32 people indexed on this census page (nara:1940:m-t0627-01630-00071)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Thomas J Barrows | 11 | Son | Same Place | Massachusetts |
| 2 | Clara L Barrows | 9 | Daughter | Same Place | Massachusetts |
| 3 | William O Barrows | 6 | Son | Same Place | Massachusetts |
| 5 | Louise F Shea | 51 | Head | Same Place | Massachusetts |
| 6 | Ann L Shea | 24 | Daughter | Same Place | Massachusetts |
| 7 | Robert F Shea | 23 | Son | Same Place | Massachusetts |
| 8 | Helen F Shea | 21 | Daughter | Same Place | Massachusetts |
| 9 | Mary T Shea | 13 | Daughter | Same Place | Massachusetts |
| 17 | Peter Pace | 37 | Head | 40 | Italy |
| 18 | Mary Pace | 32 | Wife | Same Place | Rhode Island |
| 19 | Yolanda Pace | 14 | Daughter | Same Place | Massachusetts |
| 20 | Francis Pace | 12 | Son | Same Place | Massachusetts |
| 21 | Mary Pace THIS PERSON | 10 | Daughter | Same Place | Massachusetts |
| 22 | Raymond Pace | 6 | Son | Same Place | Massachusetts |
| 23 | Joan Pace | 4 | Daughter | Same Place | Massachusetts |
| 24 | Mildred Pace | 1 | Daughter | Same Place | Massachusetts |
| 25 | Joseph V Greene | 54 | Head | Same Place | Massachusetts |
| 26 | Margaret L Greene | 30 | Daughter | Same Place | Massachusetts |
| 27 | Vincent J Greene | 27 | Son | Same Place | Massachusetts |
| 28 | John Greene | 21 | Son | Same Place | Massachusetts |
| 29 | Louis B Greene | 9 | Grandson | Same Place | Massachusetts |
| 30 | Robert A Clarkey | 40 | Head | Same Place | Rhode Island |
| 31 | Catherine S Clarkey | 42 | Wife | Same Place | Massachusetts |
| 32 | Robert A Jr Clarkey | 12 | Son | Same Place | Massachusetts |
| 33 | Mary V Clarkey | 10 | Daughter | Same Place | Massachusetts |
| 34 | Elizabeth A Clarkey | 7 | Daughter | Same Place | Massachusetts |
| 35 | Charles F Clarkey | 5 | Son | Same Place | Massachusetts |
| 36 | Paul G Clarkey | 2 | Son | Same Place | Massachusetts |
| 37 | Leo F Dempsey | 42 | Head | Same Place | Massachusetts |
| 38 | Mae C Dempsey | 43 | Wife | Same Place | Massachusetts |
| 39 | Leo F Jr Dempsey | 22 | Son | Same Place | Massachusetts |
| 40 | Dorothea A Dempsey | 18 | Daughter | Same Place | Massachusetts |
About This Record & Model Tree
This record was independently indexed by YourRoots from the 1940 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)