MS
Mary Sharp — 1940 US Census Record
Model Tree available1940 United States Federal Census · Sussex-County, Delaware
Our Model Tree links this Mary Sharp across the 1920, 1930 and 1940 US Censuses in Sussex-County, Delaware (XGBoost, ~Confirmed), with identified parents Harriet & Herman — first a daughter (b.~1911), then head of a 6-person household.
Age 29
b. ~1911
Female
Daughter
Born: Delaware
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Sussex-County, Delaware |
| Surname | Sharp |
| Given Name | Mary A. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 29 |
| Marital Status | Single |
| Birthplace | Delaware |
| 1935 Residence (City) | Lincoln City |
| 1935 Residence (County) | Sussex |
| Additional Details | |
| Highest Grade | Hs 2 |
| 1935 Residence | Same house |
| Birth State | Delaware |
| Birth Country | United States |
| Birthplace (normalized) | delaware |
| Township / Ward | Lincoln City |
| Est. Birth Year | ~1911 |
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.
6 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Mary | Age | Birth yr |
|---|---|---|---|---|
| Lucy Sharp | Daughter | — | 20 | ~1920 |
| Grace Sharp | Daughter | — | 22 | ~1918 |
| Mary Sharp | Daughter | — | 29 | ~1911 |
| Herman Sharp | Head | — | 56 | ~1884 |
| Herman Sharp | Son | — | 12 | ~1928 |
| Levia Sharp | Spouse | — | 51 | ~1889 |
Census Appearances
1920
Sussex, Delaware
Daughter, age 9
Sussex, Delaware · implied b. ~1911 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Sharp |
| Given Name | Mary |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 9 |
| Marital Status | Single |
| Birthplace | Delaware |
| Father's Birthplace | Delaware |
| Mother's Birthplace | Delaware |
| Birth State | Delaware |
| Birth Country | United States |
| Birthplace (normalized) | delaware |
1930
Sussex, Delaware
Daughter, age 19
Sussex, Delaware · implied b. ~1911 — 19 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Sharp |
| Given Name | Mary |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 19 |
| Marital Status | Single |
| Birthplace | Delaware |
| 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
Daughter, age 29
Sussex-County, Delaware · implied b. ~1911 — 6 household members
| Surname | Sharp |
| Given Name | Mary A. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 29 |
| Marital Status | Single |
| Birthplace | Delaware |
| 1935 Residence (City) | Lincoln City |
| 1935 Residence (County) | Sussex |
| Highest Grade | Hs 2 |
| 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 Sharp across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: mother Harriet Meyer (~0.92 confidence) and father Herman Sharp (~0.92 confidence) and father Thomas Sharp (~0.92 confidence) and father James Carey (~0.92 confidence) and mother Avis Sharp (~0.92 confidence) and mother Levia Sharp (~0.92 confidence) and mother Mamie Carey (~0.92 confidence) and mother Frances Colie (~0.92 confidence) and mother Mary Sipple (~0.60 confidence). The pedigree spans 1 generation with 9 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.88
Mother
Harriet Meyer
b. ~1868
Source mother
● Household
· direct · ~0.92
Father
Herman Sharp
b. ~1884
Source father
● Household
· direct · ~0.92
Father
Thomas Sharp
b. ~1884
Source father
● Household
· direct · ~0.92
Father
James Carey
b. ~1885
Source father
● Household
· direct · ~0.92
Mother
Avis Sharp
b. ~1888
Source mother
● Household
· direct · ~0.92
Mother
Levia Sharp
b. ~1889
Source mother
● Household
· direct · ~0.92
Mother
Mamie Carey
b. ~1890
Source mother
● Household
· direct · ~0.92
Mother
Frances Colie
b. ~1892
Source mother
● Household
· direct · ~0.92
Mother
Mary Sipple
b. ~1900
Source mother
● Household
· direct · ~0.6
This person
Anchor record
Mary Sharp
Daughter · 1940 · age 29 · b. ~1911 · Delaware
★ You are viewing this record
Sibling
Herman Sharp
Sibling · 1940 · age 12
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Grace Sharp
Sibling · 1940 · age 22
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Lucy Sharp
Sibling · 1940 · age 20
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 — 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-t0627-00547-00126)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Eugenia Prettyman | 38 | Wife | — | Delaware |
| 2 | Norma J. Prettyman | 17 | Daughter | — | Delaware |
| 3 | Margaret C. Prettyman | 8 | Daughter | — | Delaware |
| 4 | Ann Prettyman | 6 | Daughter | — | Delaware |
| 5 | Roy F. Isaac | 53 | Head | Farmer | Delaware |
| 6 | Clara B. Isaac | 50 | Wife | — | Delaware |
| 7 | George S. Hudson | 43 | Hired hand | Laborer | New Jersey |
| 8 | Samuel J. Bullingham | 49 | Head | Laborer | Maryland |
| 9 | Pearl R. Bullingham | 49 | Wife | — | Maryland |
| 10 | Charles H. Webb | 60 | Head | Farmer | Delaware |
| 11 | Bertha Webb | 53 | Wife | — | Delaware |
| 12 | William V. Davidson | 10 | Step-son | — | Delaware |
| 13 | Lawrence Shockley | 38 | Hired hand | Laborer | Delaware |
| 14 | John H. Allen | 51 | Head | Manager | Maryland |
| 15 | Sadie Allen | 43 | Wife | — | Delaware |
| 16 | Audrey M. Allen | 16 | Daughter | — | Delaware |
| 17 | John J. Allen | 14 | Son | — | Delaware |
| 18 | Clark Sapp | 42 | Head | Laborer | Delaware |
| 19 | Effie Sapp | 38 | Wife | Proprietor | Pennsylvania |
| 20 | Bertha Conner | 60 | Mother | — | Delaware |
| 21 | Frank H. Haggett | 61 | Head | Painter | Maryland |
| 22 | Mamie M. Haggett | 54 | Wife | — | Maryland |
| 23 | Emerson Meredith | 22 | Nephew | Laborer | Maryland |
| 24 | James A. Carey | 56 | Head | Farmer | Delaware |
| 25 | Mamie J. Carey | 50 | Wife | — | Delaware |
| 26 | James A. Jr. Carey | 20 | Son | Laborer | Delaware |
| 27 | Alma Maria M. Carey | 10 | Step-grand-dau | — | Delaware |
| 28 | Ernest L. Bennett | 24 | Head | Attendant | Pennsylvania |
| 29 | Marie Bennett | 23 | Wife | Presser | New York |
| 30 | Carl A. Colell | 52 | Head | Farmer | New York |
| 31 | Frances L. Colell | 49 | Wife | — | New York |
| 32 | Edna A. Ford | 51 | Sister | — | New York |
| 33 | Herman V. Sharp | 56 | Head | Farmer | Delaware |
| 34 | Levia J. Sharp | 51 | Wife | — | Delaware |
| 35 | Mary A. Sharp THIS PERSON | 29 | Daughter | — | Delaware |
| 36 | Grace Sharp | 22 | Daughter | Bookkeeper | Delaware |
| 37 | Lucy M. Sharp | 20 | Daughter | — | Delaware |
| 38 | Herman V. Jr. Sharp | 12 | Son | — | Delaware |
| 39 | James Hill | 44 | Head | Laborer | Delaware |
| 40 | Mary Hill | 35 | Housekeeper | Housekeeper | Virginia |
Pedigree Summary
Mary + 3 siblings
Gen 1 · 9 parents
~0.88
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)