MS
Mary Sharp — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Mercer-County, New Jersey
Our Model Tree links this Mary Sharp across the 1910, 1920, 1930 and 1940 US Censuses in Mercer-County, New Jersey (XGBoost, ~Confirmed) — first a spouse (b.~1879), then head of a 3-person household.
Age 61
b. ~1879
Female
Spouse
Born: New Jersey
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Mercer-County, New Jersey |
| Surname | Sharp |
| Given Name | Mary A. |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 61 |
| Marital Status | Married |
| Birthplace | New Jersey |
| 1935 Residence (City) | Hopewell Twp. |
| 1935 Residence (County) | Mercer |
| Additional Details | |
| Income (1939) | 0 |
| Highest Grade | No 8 |
| 1935 Residence | Same place |
| Birth State | New Jersey |
| Birth Country | United States |
| Birthplace (normalized) | new jersey |
| Township / Ward | Hopewell Twp |
| Est. Birth Year | ~1879 |
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 |
|---|---|---|---|---|
| John Sharp | Head | — | 63 | ~1877 |
| Charles Sharp | Son | — | 34 | ~1906 |
| Mary Sharp | Spouse | — | 61 | ~1879 |
Census Appearances
1910
Mercer, New …
Spouse, age 30
Mercer, New Jersey · implied b. ~1880 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Sharp |
| Given Name | Mary A |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 30 |
| Marital Status | Married |
| Birthplace | New Jersey |
| Years Married | 9 |
| Children Born | 1 |
| Children Living | 1 |
| Father's Birthplace | New Jersey |
| Mother's Birthplace | New Jersey |
| Birth State | New Jersey |
| Birth Country | United States |
| Birthplace (normalized) | new jersey |
1920
Mercer, New …
Spouse, age 41
Mercer, New Jersey · implied b. ~1879 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Sharp |
| Given Name | Mary A |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 41 |
| Marital Status | Married |
| Birthplace | New Jersey |
| Father's Birthplace | New Jersey |
| Mother's Birthplace | New Jersey |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | New Jersey |
| Birth Country | United States |
| Birthplace (normalized) | new jersey |
1930
Mercer, New …
Spouse, age 51
Mercer, New Jersey · implied b. ~1879 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Sharp |
| Given Name | Mary A. |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 51 |
| Marital Status | Married |
| Birthplace | New Jersey |
| Age at First Marriage | 22 |
| Father's Birthplace | New Jersey |
| Mother's Birthplace | New Jersey |
| Occupation | none |
| Can Read/Write | Yes |
| Birth State | New Jersey |
| Birth Country | United States |
| Birthplace (normalized) | new jersey |
1940
Mercer-County, New …
Spouse, age 61
Mercer-County, New Jersey · implied b. ~1879 — 3 household members
| Surname | Sharp |
| Given Name | Mary A. |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 61 |
| Marital Status | Married |
| Birthplace | New Jersey |
| 1935 Residence (City) | Hopewell Twp. |
| 1935 Residence (County) | Mercer |
| Income (1939) | 0 |
| Highest Grade | No 8 |
| 1935 Residence | Same place |
| 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 Mary Sharp across 4 US Census years (1910, 1920, 1930 and 1940) in 2 locations, using XGBoost record linkage.
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This person
Anchor record
Mary Sharp
Spouse · 1940 · age 61 · b. ~1879 · New Jersey
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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 — Mercer-County, New Jersey
Open full size
1940 US Federal Census — Mercer-County, New Jersey
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-02357-00211)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | James D. Jr. Haberle | 7 | Son | — | New Jersey |
| 2 | Mayo, Marie M. Haberle | 18 | Servant | Servant | New Jersey |
| 3 | Chester Faber | 34 | Head | Meat Dealer | New Jersey |
| 4 | Evelyn C. Faber | 30 | Wife | — | New Jersey |
| 5 | John D. Faber | 11 | Son | — | New Jersey |
| 6 | Wynelle J. Faber | 4 | Daughter | — | New Jersey |
| 7 | Ida F. Staub | 57 | Head | — | New Jersey |
| 8 | Alice F. Bidwell | 30 | Daughter | — | New Jersey |
| 9 | John R. Bidwell | 1 | Grandson | — | Singapore |
| 10 | Wilbur A. Vanderbilt | 59 | Head | Crossing Watchman | New Jersey |
| 11 | Martha Vanderbilt | 57 | Wife | — | New Jersey |
| 12 | Lester Vanderbilt | 27 | Son | — | New York |
| 13 | Lucetta Lark | 78 | Mother-in-law | — | New Jersey |
| 14 | John C. Sharp | 63 | Head | Stationary Boiler Fireman | New Jersey |
| 15 | Mary A. Sharp THIS PERSON | 61 | Wife | — | New Jersey |
| 16 | Charles W. Sharp | 34 | Son | House Painter | New Jersey |
| 17 | James G. Morrison | 44 | Head | Repair Shop | Massachusetts |
| 18 | Anna F. Morrison | 46 | Wife | — | New York |
| 19 | Joshua Brace | 41 | Head | Equipment Operator | New Jersey |
| 20 | Myrtle S. Brace | 36 | Wife | — | New Jersey |
| 21 | Shirley A. Brace | 12 | Daughter | — | New Jersey |
| 22 | Janet C. Brace | 5 | Daughter | — | New Jersey |
| 23 | John C. Buchanan | 51 | Head | Public Gas Station | New Jersey |
| 24 | Ella M. Buchanan | 37 | Wife | — | New Jersey |
| 25 | Daisy B. Buchanan | 12 | Daughter | — | Pennsylvania |
| 26 | Doris Buchanan | 4 | Daughter | — | Pennsylvania |
| 27 | Kenneth B. Phillips | 35 | Head | Milk Truck Driver | New Jersey |
| 28 | Charlotte E. Phillips | 24 | Wife | — | New Jersey |
| 29 | Kenneth H. Phillips | 1 | Son | — | New Jersey |
| 30 | Norman A. Stryker | 30 | Head | House Painter | New Jersey |
| 31 | Margaret Stryker | 27 | Wife | — | New Jersey |
| 32 | Norman R. Stryker | 3 | Son | — | New Jersey |
| 33 | John H. Stryker | 1 | Son | — | New Jersey |
| 34 | Joan E. Stryker | 0 | Daughter | — | New Jersey |
| 35 | Clifford C. Grant | 35 | Head | Milk Truck Driver | New Jersey |
| 36 | Ida B. Grant | 32 | Wife | — | North Carolina |
| 37 | Thomas E. Patterson | 37 | Head | — | Pennsylvania |
| 38 | Effie Patterson | 34 | Wife | Candy Packer | New Jersey |
| 39 | Shirley Patterson | 15 | Daughter | — | New Jersey |
| 40 | Blanche Patterson | 4 | Daughter | — | New Jersey |
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)