DM
David Morgan — 1940 US Census Record
Model Tree available1940 United States Federal Census · Morris-County, New Jersey
Our Model Tree links this David Morgan across the 1920, 1930 and 1940 US Censuses in Morris-County, New Jersey (XGBoost, ~Confirmed), with identified parents David & David — first a son (b.~1907), then head of a 4-person household.
Age 33
b. ~1907
Male
Son
Born: New Jersey
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Morris-County, New Jersey |
| Surname | Morgan |
| Given Name | David S. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 33 |
| Marital Status | Married |
| Birthplace | New Jersey |
| 1935 Residence (City) | Dover |
| 1935 Residence (County) | Morris |
| Additional Details | |
| Occupation | Tool Grinder |
| Industry | Picatinny Arsenal |
| Class of Worker | GW |
| Hours Worked | 8 |
| Income (1939) | 1300 |
| Highest Grade | H-4 |
| 1935 Residence | Same House |
| Birth State | New Jersey |
| Birth Country | United States |
| Birthplace (normalized) | new jersey |
| Occupation | Tool Grinder |
| Township / Ward | Dover |
| Est. Birth Year | ~1907 |
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 David | Age | Birth yr |
|---|---|---|---|---|
| David Morgan | Son | — | 33 | ~1907 |
| Mary Morgan | Daughter | — | ~1940 | |
| Mary Morgan | Head | — | 59 | ~1881 |
| Alice Morgan | Daughter | — | 29 | ~1911 |
Census Appearances
1920
Morris, New …
Son, age 13
Morris, New Jersey · implied b. ~1907 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Morgan |
| Given Name | David Jr |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 13 |
| Marital Status | Single |
| Birthplace | New Jersey |
| Father's Birthplace | New Jersey |
| Mother's Birthplace | New Jersey |
| Occupation | none |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | New Jersey |
| Birth Country | United States |
| Birthplace (normalized) | new jersey |
1930
Morris, New …
Son, age 23
Morris, New Jersey · implied b. ~1907 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Morgan |
| Given Name | David Jr. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 23 |
| Marital Status | Single |
| Birthplace | New Jersey |
| Father's Birthplace | New Jersey |
| Mother's Birthplace | New Jersey |
| Occupation | Carpenter |
| Industry | House |
| Class of Worker | W |
| Can Read/Write | Yes |
| Veteran | No |
| Birth State | New Jersey |
| Birth Country | United States |
| Birthplace (normalized) | new jersey |
1940
Morris-County, New …
Son, age 33
Morris-County, New Jersey · implied b. ~1907 — 4 household members
| Surname | Morgan |
| Given Name | David S. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 33 |
| Marital Status | Married |
| Birthplace | New Jersey |
| 1935 Residence (City) | Dover |
| 1935 Residence (County) | Morris |
| Occupation | Tool Grinder |
| Industry | Picatinny Arsenal |
| Class of Worker | GW |
| Hours Worked | 8 |
| Income (1939) | 1300 |
| Highest Grade | H-4 |
| 1935 Residence | Same House |
| Birth State | New Jersey |
| Birth Country | United States |
| Birthplace (normalized) | new jersey |
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 David Morgan across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father David Morgan (~0.92 confidence) and father David Morgan (~0.92 confidence) and mother Mamie Morgan (~0.92 confidence) and mother Mamie Morgan (~0.92 confidence) and mother Mary Morgan (~0.92 confidence). The pedigree spans 1 generation with 5 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
David Morgan
b. ~1876
Source father
● Household
· direct · ~0.92
Father
David Morgan
b. ~1870
Source father
● Household
· direct · ~0.92
Mother
Mamie Morgan
b. ~1881
Source mother
● Household
· direct · ~0.92
Mother
Mamie Morgan
b. ~1881
Source mother
● Household
· direct · ~0.92
Mother
Mary Morgan
b. ~1881
Source mother
● Household
· direct · ~0.92
This person
Anchor record
David Morgan
Son · 1940 · age 33 · b. ~1907 · New Jersey
★ You are viewing this record
Sibling
Mary Morgan
Sibling · 1940 · age
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Alice Morgan
Sibling · 1940 · age 29
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 — Morris-County, New Jersey
Open full size
1940 US Federal Census — Morris-County, New Jersey
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-02371-00143)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | George L. Parker | 37 | Head | Bp Telegrapher | New Jersey |
| 42 | Irene L. Parker | 36 | Wife | Teacher | New Jersey |
| 43 | Katherine Parker | 56 | Mother | — | New Jersey |
| 44 | Donald R. Hunter | 33 | Head | Engineer | New Jersey |
| 45 | Mabel S. Hunter | 34 | Wife | — | New Jersey |
| 46 | Donald Jr. Hunter | 2 | Son | — | New Jersey |
| 47 | Robert R. Buckley | 22 | Head | — | Ireland |
| 48 | Margaret Buckley | 61 | Wife | — | England |
| 49 | Daniel J. Buckley | 44 | Son | Mechanical Engineer | New York |
| 50 | Elmer H. Loney | 63 | Head | Porter | New Jersey |
| 51 | Martha Loney | 70 | Wife | Retired | New Jersey |
| 52 | Joseph G. Henderson | 80 | In-law | — | New Jersey |
| 53 | Frank S. Sutton | 21 | Head | Laborer | New Jersey |
| 54 | Mary E. Sutton | 68 | Wife | — | New Jersey |
| 55 | Lillian F. Sutton | 23 | Daughter | Clerk | New Jersey |
| 56 | George Mathews | 66 | Head | 26 | New Jersey |
| 57 | Mary E. Mathews | 66 | Wife | — | New Jersey |
| 58 | John Janoski | 45 | Head | Automobile Mechanic | Hungary |
| 59 | Helen S. Janoski | 43 | Wife | — | Hungary |
| 60 | Leon R. Murray | 43 | Head | Assistant Engineer | New York |
| 61 | Murray | 31 | Wife | — | New Jersey |
| 62 | Habib Metry | 57 | Head | Iron Worker | Sierra |
| 63 | Lester R. Murray | 42 | Head | Laborer | Pennsylvania |
| 64 | Mary M. Murray | 37 | Wife | 4 | New Jersey |
| 65 | Betty J. Murray | 16 | Daughter | — | New Jersey |
| 66 | Madeline L. Murray | 4 | Daughter | — | New Jersey |
| 67 | Henry W. Murray | 2 | Son | — | New Jersey |
| 68 | Elizabeth Hemenway | 77 | Head | — | Connecticut |
| 69 | Benjamin S. Spicer | 84 | Head | Retired | New Jersey |
| 70 | Rose M. Spicer | 73 | Wife | — | New Jersey |
| 71 | Mary S. Morgan | 59 | Head | Housework | New Jersey |
| 72 | David S. Morgan THIS PERSON | 33 | Son | Tool Grinder | New Jersey |
| 73 | Alice Morgan | 29 | Daughter | — | New Jersey |
| 74 | Mary Emma Morgan | 0 | Daughter | — | New Jersey |
| 75 | Frederick R. Miller | 33 | Head | Nightwatchman | New Jersey |
| 76 | Linnie Miller | 32 | Wife | — | New Jersey |
| 77 | John Doyle | 16 | Son | — | New Jersey |
| 78 | Robert Higgins | 5 | Son | — | New Jersey |
| 79 | William S. Herring | 42 | Head | Classified Laborer | Pennsylvania |
| 80 | Mabel Herring | 40 | Wife | — | New Jersey |
Pedigree Summary
David + 2 siblings
Gen 1 · 5 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)