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Margaret Welch — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Essex-County, Massachusetts
Our Model Tree links this Margaret Welch across the 1930 and 1940 US Censuses in Essex-County, Massachusetts (XGBoost, ~Confirmed) — first a daughter (b.~1928), then head of a 8-person household.
Age 12
b. ~1928
Female
Daughter
Born: Massachusetts
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Essex-County, Massachusetts |
| Surname | Welch |
| Given Name | Margaret A. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 12 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| 1935 Residence (City) | Haverhill city |
| 1935 Residence (County) | Essex |
| Additional Details | |
| Income (1939) | 0 |
| Highest Grade | Yes 7 |
| 1935 Residence | Same house |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
| Township / Ward | Haverhill City |
| Est. Birth Year | ~1928 |
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 |
|---|---|---|---|---|
| Theresa Welch | Daughter | — | 17 | ~1923 |
| Maybelle Welch | Daughter | — | 4 | ~1936 |
| Margaret Welch | Spouse | — | 39 | ~1901 |
| Hannah Welch | Daughter | — | 15 | ~1925 |
| Harry Welch | Head | — | 42 | ~1898 |
| Harry Welch | Son | — | 19 | ~1921 |
| Thelma Welch | Daughter | — | 10 | ~1930 |
| Margaret Welch | Daughter | — | 12 | ~1928 |
Census Appearances
1930
Essex, Massachusetts
Daughter, age 3
Essex, Massachusetts · implied b. ~1927 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Welch |
| Given Name | Margaret A |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 3 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| Father's Birthplace | Massachusetts |
| Mother's Birthplace | Northern Ireland |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
1940
Essex-County, Massachusetts
Daughter, age 12
Essex-County, Massachusetts · implied b. ~1928 — 8 household members
| Surname | Welch |
| Given Name | Margaret A. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 12 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| 1935 Residence (City) | Haverhill city |
| 1935 Residence (County) | Essex |
| Income (1939) | 0 |
| Highest Grade | Yes 7 |
| 1935 Residence | Same house |
| 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.
Show:
This person
Anchor record
Margaret Welch
Daughter · 1940 · age 12 · b. ~1928 · Massachusetts
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Sibling
Theresa Welch
Sibling · 1940 · age 17
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Maybelle Welch
Sibling · 1940 · age 4
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Harry Welch
Sibling · 1940 · age 19
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Thelma Welch
Sibling · 1940 · age 10
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Hannah Welch
Sibling · 1940 · age 15
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 — Essex-County, Massachusetts
Open full size
1940 US Federal Census — Essex-County, Massachusetts
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01580-00585)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Bernice W. Pienkowski | 18 | Daughter | Bench Work | Massachusetts |
| 2 | John L. Raymond | 53 | Head | Proprietor | New Hampshire |
| 3 | Marion A. Raymond | 46 | Wife | Partner Proprietor | Massachusetts |
| 4 | Albert L. Raymond | 29 | Son | Bookkeeper | New Hampshire |
| 5 | Tertius A. Potter | 66 | Head | Repair Agent | England |
| 6 | Gertrude M. Potter | 70 | Wife | — | England |
| 7 | Duane F. Hamel | 35 | Head | Finisher | Massachusetts |
| 8 | Irene F. Hamel | 32 | Wife | Fancy Stitcher | New Hampshire |
| 9 | Earl B. Hamel | 15 | Nephew | — | Massachusetts |
| 10 | Leonard J. Hamel | 12 | Nephew | — | Massachusetts |
| 11 | Lydia Takesian | 55 | Head | — | Canada-French |
| 12 | Julia Takesian | 29 | Daughter | Barber | Massachusetts |
| 13 | Violet Takesian | 27 | Daughter | Fancy Stitcher | Massachusetts |
| 14 | Oscar Takesian | 25 | Son | Mechanic | Massachusetts |
| 15 | Edward Takesian | 22 | Son | Hardener | Massachusetts |
| 16 | Helen Takesian | 20 | Daughter | Fancy Stitcher | Massachusetts |
| 17 | Harry Takesian | 17 | Son | — | Massachusetts |
| 18 | Joseph Takesian | 16 | Son | — | Massachusetts |
| 19 | Marjorie Takesian | 15 | Daughter | — | Massachusetts |
| 20 | Arthur H. Lanctot | 46 | Head | — | Massachusetts |
| 21 | Hazel L. Lanctot | 48 | Wife | Wood Heel Coverer | Massachusetts |
| 22 | John H. Santer | 36 | Head | Truck Driver | New Hampshire |
| 23 | Lillian M. Santer | 34 | Wife | — | Massachusetts |
| 24 | John H. Jr. Santer | 13 | Son | — | Massachusetts |
| 25 | Robert M. Santer | 7 | Son | — | Massachusetts |
| 26 | Richard F. Santer | 5 | Son | — | Massachusetts |
| 27 | Edith Dollen | 32 | Head | Wood Heel Coverer | Massachusetts |
| 28 | Albert H. Hutchinson | 68 | Head | — | Massachusetts |
| 29 | Mary V. Hutchinson | 63 | Wife | — | Massachusetts |
| 30 | Joseph Girgenti | 62 | Head | Wool Sorter | Italy |
| 31 | Josephine Girgenti | 61 | Wife | — | Italy |
| 32 | Albina Sanville | 60 | Head | Machine Presser | Massachusetts |
| 33 | Harry R. Welch | 42 | Head | Policeman | Massachusetts |
| 34 | Margaret A. Welch | 39 | Wife | — | Eire |
| 35 | Harry R. Jr. Welch | 19 | Son | Skiver | Eire |
| 36 | Theresa D. Welch | 17 | Daughter | Candy Seller | Massachusetts |
| 37 | Hannah R. Welch | 15 | Daughter | — | Massachusetts |
| 38 | Margaret A. Welch THIS PERSON | 12 | Daughter | — | Massachusetts |
| 39 | Thelma C. Welch | 10 | Daughter | — | Massachusetts |
| 40 | Maybelle C. Welch | 4 | Daughter | — | 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)