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Mary Morse — 1940 US Census Record
Model Tree available1940 United States Federal Census · Union-County, New Jersey
Our Model Tree links this Mary Morse across the 1920, 1930 and 1940 US Censuses in Union-County, New Jersey (XGBoost, ~Confirmed), with identified parents William & William — first a daughter (b.~1909), then head of a 4-person household.
Age 31
b. ~1909
Female
Daughter
Born: Washington
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Union-County, New Jersey |
| Surname | Morse |
| Given Name | Mary |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 31 |
| Marital Status | Single |
| Birthplace | Washington |
| 1935 Residence (City) | Summit |
| 1935 Residence (County) | Union |
| Additional Details | |
| Occupation | Secretary |
| Industry | Club |
| Class of Worker | PW |
| Hours Worked | 48 |
| Income (1939) | 200 |
| Highest Grade | Hs 4 |
| 1935 Residence | Same House |
| Birth State | Washington |
| Birth Country | United States |
| Birthplace (normalized) | washington |
| Occupation | Secretary |
| Township / Ward | Summit |
| Est. Birth Year | ~1909 |
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 Mary | Age | Birth yr |
|---|---|---|---|---|
| Mary Morse | Daughter | — | 31 | ~1909 |
| Nancy Morse | Daughter | — | 23 | ~1917 |
| Agatha Morse | Head | — | 66 | ~1874 |
| Caroline Morse | Daughter | — | 38 | ~1902 |
Census Appearances
1920
Union, New …
Daughter, age 10
Union, New Jersey · implied b. ~1910 — 9 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Morse |
| Given Name | Mary |
| Relationship to Head | daughter |
| Sex | F |
| Color / Race | White |
| Age | 10 |
| Marital Status | Single |
| Birthplace | Washington |
| Father's Birthplace | Illinois |
| Mother's Birthplace | Rhode Island |
| Occupation | none |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Washington |
| Birth Country | United States |
| Birthplace (normalized) | washington |
1930
Union, New …
Daughter, age 21
Union, New Jersey · implied b. ~1909 — 8 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Morse |
| Given Name | Mary |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 21 |
| Marital Status | Single |
| Birthplace | Washington |
| Father's Birthplace | Illinois |
| Mother's Birthplace | Rhode Island |
| Occupation | none |
| Can Read/Write | Yes |
| Birth State | Washington |
| Birth Country | United States |
| Birthplace (normalized) | washington |
1940
Union-County, New …
Daughter, age 31
Union-County, New Jersey · implied b. ~1909 — 4 household members
| Surname | Morse |
| Given Name | Mary |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 31 |
| Marital Status | Single |
| Birthplace | Washington |
| 1935 Residence (City) | Summit |
| 1935 Residence (County) | Union |
| Occupation | Secretary |
| Industry | Club |
| Class of Worker | PW |
| Hours Worked | 48 |
| Income (1939) | 200 |
| Highest Grade | Hs 4 |
| 1935 Residence | Same House |
| Birth State | Washington |
| Birth Country | United States |
| Birthplace (normalized) | washington |
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 Morse across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father William Morse (~0.92 confidence) and father William Morse (~0.92 confidence) and mother Agatha Morse (~0.92 confidence) and mother Elizabeth Morse (~0.92 confidence). The pedigree spans 1 generation with 4 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
William Morse
b. ~1873
Source father
● Household
· direct · ~0.92
Father
William Morse
b. ~1872
Source father
● Household
· direct · ~0.92
Mother
Agatha Morse
b. ~1874
Source mother
● Household
· direct · ~0.92
Mother
Elizabeth Morse
b. ~1875
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Mary Morse
Daughter · 1940 · age 31 · b. ~1909 · New Jersey
★ You are viewing this record
Sibling
Nancy Morse
Sibling · 1940 · age 23
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Caroline Morse
Sibling · 1940 · age 38
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 — Union-County, New Jersey
Open full size
1940 US Federal Census — Union-County, New Jersey
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-02389-00695)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Lucilla B. Campbell | 63 | Mother-in-law | — | Kentucky |
| 42 | John Smith | 26 | Servant | Furnace Man | No Carolina |
| 43 | Marguerite Smith | 24 | Servant | Maid | No Carolina |
| 44 | Ida S. Baldwin | 46 | Head | — | New York |
| 45 | Edward Rap Baldwin | 23 | Son | Clerk Surgeon | New York |
| 46 | Zelda Ross | 44 | Head | Rooming House | New Jersey |
| 47 | Russell Storr | 48 | Head | Salesman | New York |
| 48 | Edwin Groner | 70 | Head | Broker | New York |
| 49 | Sarah R. Groner | 60 | Wife | — | New York |
| 50 | Agatha E. Morse | 66 | Head | — | Rhode Island |
| 51 | Caroline Morse | 38 | Daughter | Secretary | New York |
| 52 | Mary Morse THIS PERSON | 31 | Daughter | Secretary | Washington |
| 53 | Nancy Morse | 23 | Daughter | Art Teacher | New Jersey |
| 54 | Isaac Cairns | 43 | Head | — | New York |
| 55 | Callie L. Cairns | 45 | Wife | Doctor | Maine |
| 56 | Annie H. Lanahan | 29 | Sister-in-law | — | Maine |
| 57 | Augustus Taylor | 25 | Lodger | Clerk | New Jersey |
| 58 | Ann Taylor | 21 | Lodger | Clerk | New Jersey |
| 59 | Edward H. Jones | 37 | Head | Mech. Engr. | Penna |
| 60 | Edith L. Jones | 37 | Wife | — | New York |
| 61 | S. Jeannette Jones | 15 | Daughter | — | New Jersey |
| 62 | Suzanne Jones | 13 | Daughter | — | New Jersey |
| 63 | Ralph H. Londry | 22 | Lodger | — | Canada |
| 64 | Ruth M. Londry | 61 | Lodger | — | Rhode Island |
| 65 | Louise P. Mumford | 48 | Head | Teacher | New Jersey |
| 66 | John S. Mumford | 28 | Son | Radio Eng. | New Jersey |
| 67 | Edna J. Mumford | 17 | Son | — | New Jersey |
| 68 | Alanett Gibson | 44 | Head | Secretary | New York |
| 69 | Ella M. Johnson | 58 | Sister | — | New York |
| 70 | Elvira Johnson | 88 | Mother | — | Penna |
| 71 | Rose A. Libby | 24 | Head | — | Canada |
| 72 | Charles E. Libby | 48 | Son | Salesman | Canada |
| 73 | Mary E. Williamson | 74 | Lodger | — | New York |
| 74 | Lucy H. Edwards | 46 | Head | — | New Jersey |
| 75 | Gertrude Edwards | 29 | Daughter | Secretary | Illinois |
| 76 | John W. Curtis | 46 | Head | Artist | New York |
| 77 | Helen P. Curtis | 52 | Wife | — | New York |
| 78 | Jeanne Curtis | 19 | Daughter | — | New Jersey |
| 79 | Polly Curtis | 17 | Daughter | — | New Jersey |
| 80 | Marinda Sweeney | 45 | Maid | Maid | New York |
Pedigree Summary
Mary + 2 siblings
Gen 1 · 4 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)