MD
Mary Dorsey — 1940 US Census Record
Linked across censuses1940 United States Federal Census · New-Castle-County, Delaware
Our Model Tree links this Mary Dorsey across the 1920, 1930 and 1940 US Censuses in New-Castle-County, Delaware (XGBoost, ~Confirmed) — first a spouse (b.~1866), then head of a 3-person household.
Age 74
b. ~1866
Female
Spouse
Born: Delaware
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | New-Castle-County, Delaware |
| Surname | Dorsey |
| Given Name | Mary E. |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 74 |
| Marital Status | Married |
| Birthplace | Delaware |
| 1935 Residence (City) | Wilmington |
| 1935 Residence (County) | New Castle |
| Additional Details | |
| Highest Grade | No 4 |
| 1935 Residence | Same house |
| Birth State | Delaware |
| Birth Country | United States |
| Birthplace (normalized) | delaware |
| Township / Ward | Wilmington |
| Est. Birth Year | ~1866 |
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.
3 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Mary | Age | Birth yr |
|---|---|---|---|---|
| Mary Dorsey | Spouse | — | 74 | ~1866 |
| Mary Dorsey | Daughter | — | 42 | ~1898 |
| George Dorsey | Head | — | 74 | ~1866 |
Census Appearances
1920
New Castle, …
Spouse, age 53
New Castle, Delaware · implied b. ~1867 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Dorsey |
| Given Name | Mary E. |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 53 |
| Marital Status | Married |
| Birthplace | Delaware |
| Father's Birthplace | Ireland |
| Mother's Birthplace | Delaware |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Delaware |
| Birth Country | United States |
| Birthplace (normalized) | delaware |
1930
New Castle, …
Other, age 63
New Castle, Delaware · implied b. ~1867 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Dorsey |
| Given Name | Mary A. S. |
| Relationship to Head | Wife-H |
| Sex | F |
| Color / Race | White |
| Age | 63 |
| Marital Status | Married |
| Birthplace | Delaware |
| Age at First Marriage | 25 |
| Father's Birthplace | Northern Ireland |
| Mother's Birthplace | Delaware |
| Can Read/Write | Yes |
| Birth State | Delaware |
| Birth Country | United States |
| Birthplace (normalized) | delaware |
1940
New-Castle-County, Delaware
Spouse, age 74
New-Castle-County, Delaware · implied b. ~1866 — 3 household members
| Surname | Dorsey |
| Given Name | Mary E. |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 74 |
| Marital Status | Married |
| Birthplace | Delaware |
| 1935 Residence (City) | Wilmington |
| 1935 Residence (County) | New Castle |
| Highest Grade | No 4 |
| 1935 Residence | Same house |
| Birth State | Delaware |
| Birth Country | United States |
| Birthplace (normalized) | delaware |
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 Dorsey across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage.
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This person
Anchor record
Mary Dorsey
Spouse · 1940 · age 74 · b. ~1866 · Delaware
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Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1940 US Federal Census — New-Castle-County, Delaware
Open full size
1940 US Federal Census — New-Castle-County, Delaware
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-00551-00603)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Sarah B. Gray | 24 | Lodger | Teacher | Delaware |
| 2 | Albert J. Hossin | 40 | Head | Route Foreman | Delaware |
| 3 | Julia A. Hossin | 40 | Wife | — | Delaware |
| 4 | Helen M. Hossin | 14 | Daughter | — | Delaware |
| 5 | James F. Hossin | 16 | Son | — | Delaware |
| 6 | Jean Hossin | 9 | Daughter | — | Delaware |
| 7 | Catherine Crowley | 79 | Mother-in-law | — | Irish Free State |
| 8 | J. Donald Cravens | 37 | Head | Lawyer | Delaware |
| 9 | Harriet W. Cravens | 37 | Wife | Stenographer | Delaware |
| 10 | Carlton Bryan | 67 | Head | Proprietor | Maryland |
| 11 | F. Ella Bryan | 66 | Wife | — | Pennsylvania |
| 12 | James H. Mccrane | 38 | Head | Ticket Agent | Delaware |
| 13 | Marion B. Mccrane | 41 | Wife | R. Salesman | Pennsylvania |
| 14 | Jean Mccrane | 16 | Daughter | — | Delaware |
| 15 | George W. Dorsey | 74 | Head | — | Delaware |
| 16 | Mary E. Dorsey THIS PERSON | 74 | Wife | — | Delaware |
| 17 | Mary E. Dorsey | 42 | Daughter | Stenographer | Delaware |
| 18 | Fannie Gluckman | 69 | Head | — | New York |
| 19 | Leslie H. Gluckman | 37 | Son | Lawyer | Delaware |
| 20 | Albert A. Gluckman | 36 | Son | M. Doctor | Delaware |
| 21 | James F. Feeney | 70 | Head | Machinist | Delaware |
| 22 | Gertrude H. Feeney | 62 | Wife | — | Delaware |
| 23 | Barney O. Rich | 54 | Head | Proprietor | Russia |
| 24 | Fanny Rich | 47 | Wife | — | Russia |
| 25 | Gladys Rich | 18 | Daughter | — | Delaware |
| 26 | Sherman A. Keen | 39 | Head | Draftsman | Delaware |
| 27 | Lillian K. Keen | 39 | Wife | — | Delaware |
| 28 | Nancy Lee Keen | 12 | Daughter | — | Delaware |
| 29 | Margaret Owens | 86 | Head | — | Pennsylvania |
| 30 | Elizabeth Owens | 54 | Daughter | — | Maryland |
| 31 | Ralph D. Kellam | 38 | Head | Clerk-Treasury | Virginia |
| 32 | Margaret C. Kellam | 36 | Wife | Compositor | Virginia |
| 33 | William T. Kellam | 7 | Son | — | Virginia |
| 34 | William L. Henderson | 47 | Head | Janitor | Maryland |
| 35 | Virginia A. Henderson | 45 | Wife | — | Maryland |
| 36 | Herbert W. Savage | 29 | Head | Draftsman | Pennsylvania |
| 37 | Elizabeth E. Savage | 30 | Wife | — | Pennsylvania |
| 38 | Barbara Savage | 2 | Daughter | — | Delaware |
| 39 | Carroll S. Russell | 28 | Head | Attendant | Delaware |
| 40 | Helen L. Russell | 27 | Wife | Telephone Operator | Delaware |
Related Census Records
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)