MP
Mary Price — 1940 US Census Record
Model Tree available1940 United States Federal Census · Sussex-County, Delaware
Our Model Tree links this Mary Price across the 1920, 1930 and 1940 US Censuses in Sussex-County, Delaware (XGBoost, ~Confirmed), with identified parents Thomas & Elias — first a daughter (b.~1913), then head of a 9-person household.
Age 27
b. ~1913
Female
Daughter
Born: Delaware
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Sussex-County, Delaware |
| Surname | Price |
| Given Name | Mary C. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 27 |
| Marital Status | Single |
| Birthplace | Delaware |
| 1935 Residence (City) | 1st Rept. Dist. |
| 1935 Residence (County) | Sussex |
| Additional Details | |
| Occupation | Maid |
| Industry | Private family |
| Class of Worker | PW |
| Hours Worked | 60 |
| Income (1939) | 48 |
| Highest Grade | No 8 |
| 1935 Residence | Same place |
| Birth State | Delaware |
| Birth Country | United States |
| Birthplace (normalized) | delaware |
| Occupation | Maid |
| Township / Ward | 1St Rept Dist |
| Est. Birth Year | ~1913 |
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.
9 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Mary | Age | Birth yr |
|---|---|---|---|---|
| Frances Price | Daughter | — | 20 | ~1920 |
| Celga Price | Daughter | — | 16 | ~1924 |
| Mary Price | Daughter | — | 27 | ~1913 |
| Thomas Price | Head | — | 64 | ~1876 |
| Betty Whaley | Other | — | 7 | ~1933 |
| Daniel Carey | Other | — | 58 | ~1882 |
| Calvin Price | Other | — | 5 | ~1935 |
| Edwin Price | Son | — | 31 | ~1909 |
| Eliza Price | Spouse | — | 60 | ~1880 |
Census Appearances
1920
Sussex, Delaware
Daughter, age 6
Sussex, Delaware · implied b. ~1914 — 10 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Price |
| Given Name | Mary |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 6 |
| 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 17
Sussex, Delaware · implied b. ~1913 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Price |
| Given Name | Mary |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | Black |
| Age | 17 |
| 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 27
Sussex-County, Delaware · implied b. ~1913 — 9 household members
| Surname | Price |
| Given Name | Mary C. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 27 |
| Marital Status | Single |
| Birthplace | Delaware |
| 1935 Residence (City) | 1st Rept. Dist. |
| 1935 Residence (County) | Sussex |
| Occupation | Maid |
| Industry | Private family |
| Class of Worker | PW |
| Hours Worked | 60 |
| Income (1939) | 48 |
| 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 Price across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Thomas Price (~0.92 confidence) and father Elias Price (~0.92 confidence) and mother Eliza Price (~0.92 confidence) and mother Eliza Price (~0.92 confidence) and mother Ida Price (~0.92 confidence). The pedigree spans 1 generation with 5 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Thomas Price
b. ~1877
Source father
● Household
· direct · ~0.92
Father
Elias Price
b. ~1876
Source father
● Household
· direct · ~0.92
Mother
Eliza Price
b. ~1880
Source mother
● Household
· direct · ~0.92
Mother
Eliza Price
b. ~1881
Source mother
● Household
· direct · ~0.92
Mother
Ida Price
b. ~1883
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Mary Price
Daughter · 1940 · age 27 · b. ~1913 · Delaware
★ You are viewing this record
Sibling
Edwin Price
Sibling · 1940 · age 31
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Frances Price
Sibling · 1940 · age 20
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Celga Price
Sibling · 1940 · age 16
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-t0627-00547-00113)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Thomas Price | 64 | Head | Laborer | Delaware |
| 42 | Eliza J. Price | 60 | Wife | — | Delaware |
| 43 | Edwin C. Price | 31 | Son | Laborer | Delaware |
| 44 | Mary C. Price THIS PERSON | 27 | Daughter | Maid | Delaware |
| 45 | Frances E. Price | 20 | Daughter | — | Delaware |
| 46 | Celga J. Price | 16 | Daughter | — | Delaware |
| 47 | Daniel D. Carey | 58 | Brother-in-law | Laborer | Delaware |
| 48 | Betty M. Whaley | 7 | Granddaughter | — | Delaware |
| 49 | Calvin C. Price | 5 | Grandson | — | Delaware |
| 50 | Eleanor Owens | 64 | Head | — | Delaware |
| 51 | Frank E. Owens | 39 | Son | Farmer | Delaware |
| 52 | Robert B. Owens | 32 | Son | Laborer | Delaware |
| 53 | Charles H. Owens | 25 | Son | Laborer | Delaware |
| 54 | Sallie A. Owens | 42 | Daughter | Laborer | Delaware |
| 55 | Morris B. Owens | 36 | Head | Farmer | Delaware |
| 56 | Ida A. Owens | 39 | Wife | Laborer | Delaware |
| 57 | Morris B. Jr. Owens | 14 | Son | — | Delaware |
| 58 | Albert G. Haller | 60 | Head | Poultry Raiser | New Jersey |
| 59 | Alonzo F. Haller | 53 | Brother | Farmer | New Jersey |
| 60 | Abbie Haller | 83 | Mother | — | New Jersey |
| 61 | Charles A. G. Kloering | 74 | Head | Farmer | Germany |
| 62 | Alvina Kloering | 58 | Wife | — | Finland |
| 63 | William Kloering | 27 | Son | Laborer | Michigan |
| 64 | Oscar H. Pettyjohn | 29 | Head | Farmer | Delaware |
| 65 | Virginia Y. Pettyjohn | 52 | Wife | Maid | Delaware |
| 66 | Herbert Pettyjohn | 15 | Son | — | Delaware |
| 67 | Goldian V. Pettyjohn | 12 | Daughter | — | Delaware |
| 68 | Santefield F. Pettyjohn | 9 | Daughter | — | Delaware |
| 69 | Lemuel L. Pettyjohn | 8 | Son | — | Delaware |
| 70 | Leroy I. Pettyjohn | 9 | Grandson | — | Delaware |
| 71 | Wallace H. Pettyjohn | 7 | Grandson | — | Delaware |
| 72 | Geo. H. Pettyjohn | 75 | Head | Farmer | Delaware |
| 73 | Herman L. West | 41 | Head | Farmer | Maryland |
| 74 | Ethel F. West | 41 | Wife | — | Delaware |
| 75 | Charles H. West | 9 | Son | — | Delaware |
| 76 | Lewis H. West | 6 | Son | — | Delaware |
| 77 | Elias H. Spicer | 40 | Head | Farmer | Delaware |
| 78 | Catherine M. Spicer | 36 | Wife | — | Delaware |
| 79 | Raymond Spicer | 9 | Son | — | Delaware |
| 80 | J. David Jr. Beebe | 28 | Head | Laborer | Delaware |
Pedigree Summary
Mary + 3 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)