MH
Mary Hall — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Sussex-County, Delaware
Our Model Tree links this Mary Hall across the 1920, 1930 and 1940 US Censuses in Sussex-County, Delaware (XGBoost, ~Confirmed) — first a spouse (b.~1898), then head of a 4-person household.
Age 42
b. ~1898
Female
Spouse
Born: Delaware
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Sussex-County, Delaware |
| Surname | Hall |
| Given Name | Mary |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 42 |
| Marital Status | Married |
| Birthplace | Delaware |
| 1935 Residence (City) | Rept Dist #4 |
| 1935 Residence (County) | Sussex |
| Additional Details | |
| Hours Worked | 14 |
| Income (1939) | 0 |
| Highest Grade | No 8 |
| 1935 Residence | Same place |
| Birth State | Delaware |
| Birth Country | United States |
| Birthplace (normalized) | delaware |
| Township / Ward | Rept Dist 4 |
| Est. Birth Year | ~1898 |
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 |
|---|---|---|---|---|
| Anna Hall | Head | — | 52 | ~1888 |
| Howard Hall | Son | — | 15 | ~1925 |
| Ann Hall | Son | — | 17 | ~1923 |
| Mary Hall | Spouse | — | 42 | ~1898 |
Census Appearances
Spouse, age 22
Sussex, Delaware · implied b. ~1898 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Hill |
| Given Name | Mary E |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 22 |
| Marital Status | Married |
| Birthplace | Delaware |
| Father's Birthplace | Delaware |
| Mother's Birthplace | Kansas |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Delaware |
| Birth Country | United States |
| Birthplace (normalized) | delaware |
1930
Sussex, Delaware
Spouse, age 32
Sussex, Delaware · implied b. ~1898 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Hall |
| Given Name | Mary |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 32 |
| Marital Status | Married |
| Birthplace | Delaware |
| Age at First Marriage | 17 |
| Father's Birthplace | Delaware |
| Mother's Birthplace | Delaware |
| Can Read/Write | Yes |
| Birth State | Delaware |
| Birth Country | United States |
| Birthplace (normalized) | delaware |
1940
Sussex-County, Delaware
Spouse, age 42
Sussex-County, Delaware · implied b. ~1898 — 4 household members
| Surname | Hall |
| Given Name | Mary |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 42 |
| Marital Status | Married |
| Birthplace | Delaware |
| 1935 Residence (City) | Rept Dist #4 |
| 1935 Residence (County) | Sussex |
| Hours Worked | 14 |
| Income (1939) | 0 |
| Highest Grade | No 8 |
| 1935 Residence | Same place |
| 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 Hall across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Mary Hall
Spouse · 1940 · age 42 · b. ~1898 · 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 — Sussex-County, Delaware
Open full size
1940 US Federal Census — Sussex-County, Delaware
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-00547-00617)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Samuel Tyndall | 66 | Head | Farmer | Delaware |
| 42 | Ethel Tyndall | 45 | Wife | — | Delaware |
| 43 | Evelyn Tyndall | 13 | Daughter | — | Delaware |
| 44 | Mary Brown | 82 | Mother in law | — | Maryland |
| 45 | William J. Dunn | 31 | Head | Farmer | Delaware |
| 46 | Pearl Dunn | 30 | Wife | — | Delaware |
| 47 | John R. Lowe | 45 | Head | Farmer | Delaware |
| 48 | Minnie Lowe | 45 | Wife | — | Delaware |
| 49 | George Lowe | 5 | Son | — | Delaware |
| 50 | Clifford Calhoun | 39 | Head | Farmer | Delaware |
| 51 | Ruth Calhoun | 37 | Wife | — | Delaware |
| 52 | Jack Calhoun | 13 | Son | — | Delaware |
| 53 | Harley Joseph | 29 | Head | Auto Mechanic | Delaware |
| 54 | Mary Joseph | 29 | Wife | — | Virginia |
| 55 | Norman Joseph | 18 | Brother | Farmer | Delaware |
| 56 | Senora Joseph | 31 | Sister | — | Delaware |
| 57 | Anna Hall | 52 | Head | Farmer | Delaware |
| 58 | Mary Hall THIS PERSON | 42 | Wife | — | Delaware |
| 59 | Ann Hall | 17 | Son | Farm Helper | Delaware |
| 60 | Howard Hall | 15 | Son | — | Delaware |
| 61 | Elijah H. Gordy | 60 | Head | Farmer | Delaware |
| 62 | Bertha Gordy | 60 | Wife | — | Delaware |
| 63 | Joseph Lirman | 65 | Head | Farmer | Delaware |
| 64 | Rosa Lirman | 60 | Wife | — | Delaware |
| 65 | Blanche Dukes | 15 | Granddaughter | — | Delaware |
| 66 | Herman Hill | 50 | Head | Farmer | Delaware |
| 67 | Almeda Hill | 46 | Wife | — | Delaware |
| 68 | Milton Hill | 6 | Son | — | Delaware |
| 69 | Melvin Lowe | 25 | Head | Farm Laborer | Delaware |
| 70 | Helen Lowe | 25 | Wife | — | Delaware |
| 71 | Wayne Lowe | 4 | Son | — | Delaware |
| 72 | John Lowe | 0 | Daughter | — | Delaware |
| 73 | Isa Brown | 69 | Head | Farmer | Maryland |
| 74 | Catherine Brown | 51 | Wife | — | Delaware |
| 75 | Elizabeth Benson | 80 | Head | — | Delaware |
| 76 | Glenville Lowe | 35 | Head | Farm Laborer | Delaware |
| 77 | Helen Lowe | 33 | Wife | — | Delaware |
| 78 | Mary Ellen Lowe | 10 | Daughter | — | Delaware |
| 79 | Richard Lowe | 8 | Son | — | Delaware |
| 80 | John B. Lowe | 0 | Son | — | 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)