MD
Mary Dickson — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Essex-County, Massachusetts
Our Model Tree links this Mary Dickson across the 1930 and 1940 US Censuses in Essex-County, Massachusetts (XGBoost, ~Confirmed) — first a daughter (b.~1922), then head of a 7-person household.
Age 18
b. ~1922
Female
Daughter
Born: Massachusetts
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Essex-County, Massachusetts |
| Surname | Dickson |
| Given Name | Mary E. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 18 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| 1935 Residence (City) | Haverhill city |
| 1935 Residence (County) | Essex |
| Additional Details | |
| Income (1939) | 0 |
| Highest Grade | No 8 |
| 1935 Residence | Same place |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
| Township / Ward | Haverhill City |
| Est. Birth Year | ~1922 |
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.
7 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Mary | Age | Birth yr |
|---|---|---|---|---|
| Mary Dickson | Daughter | — | 18 | ~1922 |
| Margaret Dickson | Spouse | — | 49 | ~1891 |
| Barbara Dickson | Daughter | — | 7 | ~1933 |
| Katherine Dickson | Daughter | — | 24 | ~1916 |
| Alfred Dickson | Head | — | 46 | ~1894 |
| Carl Dickson | Son | — | 11 | ~1929 |
| Alfred Dickson | Son | — | 22 | ~1918 |
Census Appearances
1930
Essex, Massachusetts
Other, age 8
Essex, Massachusetts · implied b. ~1922 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Dickson |
| Given Name | Margaret G. |
| Relationship to Head | Granddaughter |
| Sex | F |
| Color / Race | White |
| Age | 8 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| Father's Birthplace | Canada-French |
| Mother's Birthplace | Canada-French |
| Can Read/Write | Yes |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
1940
Essex-County, Massachusetts
Daughter, age 18
Essex-County, Massachusetts · implied b. ~1922 — 7 household members
| Surname | Dickson |
| Given Name | Mary E. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 18 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| 1935 Residence (City) | Haverhill city |
| 1935 Residence (County) | Essex |
| Income (1939) | 0 |
| Highest Grade | No 8 |
| 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 Mary Dickson across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Mary Dickson
Daughter · 1940 · age 18 · b. ~1922 · Massachusetts
★ You are viewing this record
Sibling
Barbara Dickson
Sibling · 1940 · age 7
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Alfred Dickson
Sibling · 1940 · age 22
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Carl Dickson
Sibling · 1940 · age 11
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Katherine Dickson
Sibling · 1940 · age 24
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
38 people indexed on this census page (nara:1940:m-t0627-01581-00004)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 2 | Clarion B. Young | 86 | Head | — | New Hampshire |
| 3 | Margaret H. Young | 77 | Wife | — | England |
| 4 | Ralph R. Illusion|Illusion | 44 | Head | Auto Mechanic | Minnesota |
| 5 | Catherine F. Illusion|Illusion | 44 | Wife | — | Massachusetts |
| 6 | Jean M. Illusion|Illusion | 12 | Daughter | — | Massachusetts |
| 7 | Elizabeth A. Illusion|Illusion | 7 | Daughter | — | Massachusetts |
| 8 | Martin S. Zuckerman | 40 | Head | Stylist | Poland |
| 9 | Anna D. Zuckerman | 35 | Wife | — | New York |
| 10 | Adrienne S. Zuckerman | 13 | Daughter | — | New York |
| 11 | Cecile G. Zuckerman | 8 | Daughter | — | New York |
| 12 | Harold S. Ryan | 43 | Head | Shoe Store Salesman | Massachusetts |
| 13 | Mildred W. Ryan | 42 | Wife | — | Massachusetts |
| 14 | Philip S. Ryan | 13 | Son | — | Massachusetts |
| 16 | Helen F. Ilavis|Travis | 47 | Head | — | Massachusetts |
| 17 | Franklin P. Ilavis|Travis | 81 | Father | Town Assessor | Massachusetts |
| 18 | Howard A. Wood | 42 | Head | Bench Hand | Massachusetts |
| 19 | Antoinette E. Wood | 33 | Wife | Wood Heel Worker | Massachusetts |
| 20 | Richard G. Wood | 15 | Son | — | Massachusetts |
| 21 | Dorothy E. Wood | 17 | Daughter | — | Massachusetts |
| 22 | Elizabeth A. Wood | 2 | Daughter | — | Massachusetts |
| 23 | John D. Mcgowan | 55 | Head | Gardener | Ireland |
| 24 | Louise M. Mcgowan | 58 | Wife | Housekeeper | Massachusetts |
| 25 | George E. Morris | 44 | Head | Central Office Salesman | Massachusetts |
| 26 | Gertrude A. Morris | 50 | Wife | — | Massachusetts |
| 27 | John Morris | 19 | Son | — | Massachusetts |
| 28 | George Jr. Morris | 14 | Son | — | Massachusetts |
| 29 | Frederick B. Morris | 6 | Son | — | Massachusetts |
| 30 | Alfred B. Dickson | 46 | Head | Ice Man | Scotland |
| 31 | Margaret Dickson | 49 | Wife | — | Massachusetts |
| 32 | Katherine M. Dickson | 24 | Daughter | Filling Clerk | Massachusetts |
| 33 | Alfred G. Dickson | 22 | Son | Order Clerk | Massachusetts |
| 34 | Mary E. Dickson THIS PERSON | 18 | Daughter | — | Massachusetts |
| 35 | Carl H. Dickson | 11 | Son | — | Massachusetts |
| 36 | Barbara J. Dickson | 7 | Daughter | — | Massachusetts |
| 37 | Myron G. Lewis | 36 | Head | Night Watchman | Massachusetts |
| 38 | Mary G. Lewis | 38 | Wife | Wood Heel Coverer | Massachusetts |
| 39 | Redlon Adelaide Lewis | 65 | Mother | — | New Hampshire |
| 40 | Marcia N. Lewis | 3 | 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)