DM
Dorothy Morgan — 1940 US Census Record
Model Tree available1940 United States Federal Census · Middlesex-County, Massachusetts
Our Model Tree links this Dorothy Morgan across the 1920, 1930 and 1940 US Censuses in Middlesex-County, Massachusetts (XGBoost, ~Confirmed), with identified parents Michael & Ruth — first a daughter (b.~1918), then head of a 4-person household.
Age 22
b. ~1918
Female
Daughter
Born: New Hampshire
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Middlesex-County, Massachusetts |
| Surname | Morgan |
| Given Name | Dorothy D. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 22 |
| Marital Status | Single |
| Birthplace | New Hampshire |
| 1935 Residence (City) | Malden City |
| 1935 Residence (County) | Middlesex |
| Additional Details | |
| Occupation | Secretary |
| Industry | Church work |
| Class of Worker | PW |
| Hours Worked | 8 |
| Income (1939) | 250 |
| Highest Grade | Hs 4 |
| 1935 Residence | Same house |
| Birth State | New Hampshire |
| Birth Country | United States |
| Birthplace (normalized) | new hampshire |
| Occupation | Secretary |
| Township / Ward | Malden City |
| Est. Birth Year | ~1918 |
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.
4 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Dorothy | Age | Birth yr |
|---|---|---|---|---|
| Dorothy Morgan | Daughter | — | 22 | ~1918 |
| Ruth Morgan | Head | — | 40 | ~1900 |
| Russell Morgan | Son | — | 21 | ~1919 |
| Dodge Morgan | Son | — | 8 | ~1932 |
Census Appearances
1920
Middlesex, Massachusetts
Daughter, age 2
Middlesex, Massachusetts · implied b. ~1918 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Morgan |
| Given Name | Dorothy M. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 2 |
| Marital Status | Single |
| Birthplace | New Hampshire |
| Father's Birthplace | Massachusetts |
| Mother's Birthplace | New Hampshire |
| Birth State | New Hampshire |
| Birth Country | United States |
| Birthplace (normalized) | new hampshire |
1930
Middlesex, Massachusetts
Daughter, age 12
Middlesex, Massachusetts · implied b. ~1918 — 2 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Morgan |
| Given Name | Dorothy A. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 12 |
| Marital Status | Single |
| Birthplace | New Hampshire |
| Father's Birthplace | Massachusetts |
| Mother's Birthplace | New Hampshire |
| Can Read/Write | Yes |
| Birth State | New Hampshire |
| Birth Country | United States |
| Birthplace (normalized) | new hampshire |
1940
Middlesex-County, Massachusetts
Daughter, age 22
Middlesex-County, Massachusetts · implied b. ~1918 — 4 household members
| Surname | Morgan |
| Given Name | Dorothy D. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 22 |
| Marital Status | Single |
| Birthplace | New Hampshire |
| 1935 Residence (City) | Malden City |
| 1935 Residence (County) | Middlesex |
| Occupation | Secretary |
| Industry | Church work |
| Class of Worker | PW |
| Hours Worked | 8 |
| Income (1939) | 250 |
| Highest Grade | Hs 4 |
| 1935 Residence | Same house |
| Birth State | New Hampshire |
| Birth Country | United States |
| Birthplace (normalized) | new hampshire |
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 Dorothy Morgan across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Michael Morgan (~0.92 confidence) and mother Ruth Morgan (~0.92 confidence). The pedigree spans 1 generation with 2 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Michael Morgan
b. ~1899
Source father
● Household
· direct · ~0.92
Mother
Ruth Morgan
b. ~1900
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Dorothy Morgan
Daughter · 1940 · age 22 · b. ~1918 · Massachusetts
★ You are viewing this record
Sibling
Russell Morgan
Sibling · 1940 · age 21
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Dodge Morgan
Sibling · 1940 · age 8
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 — Middlesex-County, Massachusetts
Open full size
1940 US Federal Census — Middlesex-County, Massachusetts
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01608-00421)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Althea L. Don | 32 | Daughter | Bench Worker | Massachusetts |
| 2 | Arthur F. Don | 24 | Son | Roundsman | New Hampshire |
| 3 | Marcel F. Donahue | 21 | Lodger | Attendant | Massachusetts |
| 4 | Charles E. Crooker | 51 | Head | Traveling Salesman | Massachusetts |
| 5 | Marguerite W. Crooker | 50 | Wife | — | Massachusetts |
| 6 | Charles H. Crooker | 21 | Son | — | Massachusetts |
| 7 | William J. Crooker | 19 | Son | — | Massachusetts |
| 8 | Ruth D. Morgan | 40 | Head | — | New Hampshire |
| 9 | Dorothy D. Morgan THIS PERSON | 22 | Daughter | Secretary | New Hampshire |
| 10 | Russell B. Morgan | 21 | Son | — | New Hampshire |
| 11 | Dodge D. Morgan | 8 | Son | — | Massachusetts |
| 12 | Herbert M. Corey | 61 | Head | Supervisor | Massachusetts |
| 13 | Myrtis D. Corey | 61 | Wife | — | Connecticut |
| 14 | Gretchen G. Corey | 33 | Daughter | School Teacher | Massachusetts |
| 15 | John Kelly | 49 | Head | Grocer | Massachusetts |
| 16 | Annie Kelly | 43 | Wife | — | Massachusetts |
| 17 | Eunice Kelly | 18 | Daughter | — | Massachusetts |
| 18 | Charles Kelly | 14 | Son | — | Massachusetts |
| 19 | Doris Ann Kelly | 13 | Daughter | — | Massachusetts |
| 20 | Barbara L. Kelly | 4 | Daughter | — | Massachusetts |
| 21 | Guy Smith | 58 | Head | Credit Manager | Massachusetts |
| 22 | Bernice F. Smith | 58 | Wife | — | Massachusetts |
| 23 | Adelaide Smith | 22 | Daughter | Clerk-Typist | Massachusetts |
| 24 | Bella Smith | 20 | Daughter | Clerk-Filing | Massachusetts |
| 25 | Arthur Smith | 17 | Son | — | Massachusetts |
| 26 | Vernon B. Dunham | 32 | Head | Installation Supervisor | Canada |
| 27 | Louise E. Dunham | 28 | Wife | — | Massachusetts |
| 28 | Joyce M. Dunham | 6 | Daughter | — | Massachusetts |
| 29 | Eleanor L. Dunham | 3 | Daughter | — | Massachusetts |
| 30 | Frank C. Nelson | 65 | Head | Medical Doctor | Massachusetts |
| 31 | Lucy C. Nelson | 65 | Wife | — | Massachusetts |
| 32 | Elizabeth C. Steidle | 67 | Lodger | — | Massachusetts |
| 33 | Flora Flanders | 44 | Head | Secretary | Massachusetts |
| 34 | Harriet Flanders | 83 | Mother | — | Maine |
| 35 | Sara Kinney | 56 | Head | School Teacher | New Hampshire |
| 36 | Don P. Hobbs | 58 | Head | Manager | New Hampshire |
| 37 | Blanche Hobbs | 58 | Wife | — | New Hampshire |
| 38 | Gordon Hobbs | 30 | Son | Assistant Manager | Massachusetts |
| 39 | Richard Hobbs | 21 | Son | — | Massachusetts |
| 40 | G. Joseph Trudo | 33 | Head | Attorney | Massachusetts |
Related Census Records
Pedigree Summary
Dorothy + 2 siblings
Gen 1 · 2 parents
~0.92
Max depth 4 (1900–1950 window)
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)