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Margaret Welch — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Suffolk-County, Massachusetts
Our Model Tree links this Margaret Welch across the 1930 and 1940 US Censuses in Suffolk-County, Massachusetts (XGBoost, ~Confirmed) — first a spouse (b.~1892), then head of a 8-person household.
Age 48
b. ~1892
Female
Spouse
Born: Massachusetts
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Suffolk-County, Massachusetts |
| Surname | Welch |
| Given Name | Margaret T. |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 48 |
| Marital Status | Married |
| Birthplace | Massachusetts |
| 1935 Residence (City) | Boston City |
| 1935 Residence (County) | Suffolk |
| Additional Details | |
| Industry | 0 |
| Highest Grade | Hs 3 |
| 1935 Residence | Same place |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
| Township / Ward | Boston City |
| 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.
8 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Margaret | Age | Birth yr |
|---|---|---|---|---|
| Lawrence Welch | Son | — | 23 | ~1917 |
| Margaret Welch | Spouse | — | 48 | ~1892 |
| Marion Welch | Daughter | — | 27 | ~1913 |
| Edward Welch | Son | — | 19 | ~1921 |
| John Welch | Son | — | 17 | ~1923 |
| Ruth Welch | Daughter | — | 25 | ~1915 |
| David Welch | Son | — | 27 | ~1913 |
| Lawrence Welch | Head | — | 53 | ~1887 |
Census Appearances
1930
Suffolk, Massachusetts
Other, age 38
Suffolk, Massachusetts · implied b. ~1892 — 9 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Welch |
| Given Name | Margaret J. |
| Relationship to Head | wife-H |
| Sex | F |
| Color / Race | White |
| Age | 38 |
| Marital Status | Married |
| Birthplace | Massachusetts |
| Age at First Marriage | 18 |
| Father's Birthplace | Massachusetts |
| Mother's Birthplace | Massachusetts |
| Occupation | none |
| Can Read/Write | Yes |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
1940
Suffolk-County, Massachusetts
Spouse, age 48
Suffolk-County, Massachusetts · implied b. ~1892 — 8 household members
| Surname | Welch |
| Given Name | Margaret T. |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 48 |
| Marital Status | Married |
| Birthplace | Massachusetts |
| 1935 Residence (City) | Boston City |
| 1935 Residence (County) | Suffolk |
| Industry | 0 |
| Highest Grade | Hs 3 |
| 1935 Residence | Same place |
| 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 Welch across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
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This person
Anchor record
Margaret Welch
Spouse · 1940 · age 48 · b. ~1892 · Massachusetts
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Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1940 US Federal Census — Suffolk-County, Massachusetts
Open full size
1940 US Federal Census — Suffolk-County, Massachusetts
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01678-00022)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Claire J. Burke | 12 | Daughter | — | Massachusetts |
| 42 | Bartholomew Fitzgerald | 55 | Head | Truck Driver | Eire |
| 43 | Nora M. Fitzgerald | 51 | Wife | — | Eire |
| 44 | John C. Fitzgerald | 20 | Son | — | Massachusetts |
| 45 | Margaret A. Fitzgerald | 18 | Daughter | — | Massachusetts |
| 46 | Charles R. Moore | 35 | Head | Manager | Massachusetts |
| 47 | Hazel C. Moore | 34 | Wife | — | Massachusetts |
| 48 | Muriel S. Kincade | 13 | Daughter | — | Connecticut |
| 49 | Phyllis M. Moore | 3 | Daughter | — | Massachusetts |
| 50 | Martin J. Nevins | 39 | Head | Patrolman | Massachusetts |
| 51 | Alice D. Nevins | 36 | Wife | — | Massachusetts |
| 52 | Marie J. Nevins | 12 | Daughter | — | Massachusetts |
| 53 | Alice M. Nevins | 10 | Daughter | — | Massachusetts |
| 54 | Patricia A. Nevins | 8 | Daughter | — | Massachusetts |
| 55 | Joseph E. Nevins | 1 | Son | — | Massachusetts |
| 56 | Mary J. Scannell | 71 | Mother in law | — | Eire |
| 57 | Gertrude C. Scannell | 31 | Sister in law | Clerk | Massachusetts |
| 58 | Michael J. Shannon | 46 | Head | Fireman | Massachusetts |
| 59 | Mary J. Shannon | 39 | Wife | — | South America |
| 60 | Michael Jr. Shannon | 17 | Son | Commercial Artist | Massachusetts |
| 61 | Gervis J. Shannon | 16 | Son | — | Massachusetts |
| 62 | George J. Shannon | 12 | Son | — | Massachusetts |
| 63 | Ronald R. Shannon | 3 | Son | — | Massachusetts |
| 64 | Rita M. Shannon | 3 | Daughter | — | Massachusetts |
| 65 | Lawrence W. Welch | 53 | Head | House Officer | Massachusetts |
| 66 | Margaret T. Welch THIS PERSON | 48 | Wife | — | Massachusetts |
| 67 | Marion J. Welch | 27 | Daughter | — | Massachusetts |
| 68 | David E. Welch | 27 | Son | Clerk | Massachusetts |
| 69 | Ruth L. Welch | 25 | Daughter | Secretary | Massachusetts |
| 70 | Lawrence W. Jr. Welch | 23 | Son | Instructor | Massachusetts |
| 71 | Edward R. Welch | 19 | Son | Recreation Instructor | Massachusetts |
| 72 | John W. Welch | 17 | Son | — | Massachusetts |
| 73 | Stephen Dulezynski | 49 | Head | Electric Welder | Poland |
| 74 | Lottie Dulezynski | 46 | Wife | — | Poland |
| 75 | Anna A. Dulezynski | 24 | Daughter | Dressmaker | Massachusetts |
| 76 | Carol J. Dulezynski | 22 | Daughter | Electric Welder | Massachusetts |
| 77 | Paul J. Dulezynski | 16 | Son | — | Massachusetts |
| 78 | Frank B. Dulezynski | 14 | Son | — | Massachusetts |
| 79 | Julia Mccarthy | 57 | Head | — | Eire |
| 80 | Mary G. Mccarthy | 33 | Daughter | Book Maker | 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)