MC
Mary Carr — 1920 US Census Record
Linked across censuses1920 United States Federal Census · Delaware, Pennsylvania
Our Model Tree links this Mary Carr across the 1920, 1930 and 1940 US Censuses in Delaware, Pennsylvania (XGBoost, ~Confirmed) — first a spouse (b.~1868), then head of a 5-person household.
Age 52
b. ~1868
Female
Spouse
Born: England
Married
1920 Census Record Details
| Census Year | 1920 |
| Location | Delaware, Pennsylvania |
| Surname | Carr |
| Given Name | Mary A. |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 52 |
| Marital Status | Married |
| Birthplace | England |
| Year of Immigration | 1882 |
| Naturalization Status | Naturalized |
| Father's Birthplace | England |
| Mother's Birthplace | England |
| Additional Details | |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Mother Tongue | English |
| Birth Country | England |
| Birthplace (normalized) | england |
| Township / Ward | Upper Darby Township Pennwood Precinct |
| Est. Birth Year | ~1868 |
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.
5 people recorded at the same address in the 1920 census.
| Name | Relation to head | Relative to Mary | Age | Birth yr |
|---|---|---|---|---|
| Catherine Carr | Daughter | — | 14 | ~1906 |
| Anna Carr | Daughter | — | 19 | ~1901 |
| Charles Carr | Head | — | 56 | ~1864 |
| Charles Carr | Son | — | 21 | ~1899 |
| Mary Carr | Spouse | — | 52 | ~1868 |
Census Appearances
1920
Delaware, Pennsylvania
Spouse, age 52
Delaware, Pennsylvania · implied b. ~1868 — 5 household members
| Surname | Carr |
| Given Name | Mary A. |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 52 |
| Marital Status | Married |
| Birthplace | England |
| Year of Immigration | 1882 |
| Naturalization Status | Naturalized |
| Father's Birthplace | England |
| Mother's Birthplace | England |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Mother Tongue | English |
| Birth Country | England |
| Birthplace (normalized) | england |
1930
Delaware, Pennsylvania
Other, age 63
Delaware, Pennsylvania · implied b. ~1867 — 14 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Carr |
| Given Name | Martha E. |
| Relationship to Head | Wife-H |
| Sex | F |
| Color / Race | White |
| Age | 63 |
| Marital Status | Married |
| Birthplace | England |
| Naturalization Status | Alien |
| Year of Immigration | 1926 |
| Age at First Marriage | 25 |
| Father's Birthplace | England |
| Mother's Birthplace | England |
| Can Read/Write | Yes |
| Mother Tongue | English |
| Birth Country | England |
| Birthplace (normalized) | england |
1940
Delaware-County, Pennsylvania
Other, age 74
Delaware-County, Pennsylvania · implied b. ~1866 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Carr |
| Given Name | Martha |
| Relationship to Head | Mother in law |
| Sex | F |
| Color / Race | White |
| Age | 74 |
| Marital Status | Widowed |
| Birthplace | England |
| 1935 Residence (City) | Upper Darby Twp |
| 1935 Residence (County) | Delaware |
| Naturalization Status | Alien |
| Income (1939) | 0 |
| Highest Grade | No 8 |
| 1935 Residence | Same place |
| Birth Country | England |
| Birthplace (normalized) | england |
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 Carr 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 Carr
Spouse · 1920 · age 52 · b. ~1868 · Pennsylvania
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Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1920 US Federal Census — Delaware, Pennsylvania
Open full size
1920 US Federal Census — Delaware, Pennsylvania
Page Contents
50 people indexed on this census page (ia:1920:14thcensusofpopu1563unit:0463)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 51 | Mamie | 38 | Wife | — | Maryland |
| 52 | Walter Freeman | 24 | Nephew | — | Maryland |
| 53 | Douglas Freeman | 10 | Nephew | — | Maryland |
| 54 | William Chambers | 40 | Boarder | Teamster | North Carolina |
| 55 | Leanna Chambers | 37 | Boarder | House Work | North Carolina |
| 56 | Mary E. Lee | 46 | Head | Washing | Virginia |
| 57 | Louis H. Lee | 68 | Husband | Laborer | Virginia |
| 58 | William S. Lee | 23 | Grand Son | Coal Loader | Virginia |
| 59 | James Robinson | 24 | Head | Farmer | Virginia |
| 60 | Sallie Robinson | 21 | Wife | — | Virginia |
| 61 | Elizabeth Thompson | 16 | Boarder | House Work | Virginia |
| 62 | John H. Lee | 56 | Head | Laborer | Virginia |
| 63 | William Briscoe | 77 | Head | Presser-Dyer | Maryland |
| 64 | Nannie Briscoe | 79 | Wife | — | Maryland |
| 65 | Wallace Chase | 22 | Boarder | Beater | Maryland |
| 66 | John A. Chase | 47 | Boarder | Butler | Maryland |
| 67 | James F. Jenkins | 33 | Head | Driver | Maryland |
| 68 | Annie J. Jenkins | 27 | Wife | — | Maryland |
| 69 | Herman Jenkins | 8 | Son | — | Pennsylvania |
| 70 | Rosie Taylor | 21 | Boarder | Washing | Virginia |
| 71 | Joseph Sheldon | 65 | Head | Laborer | Virginia |
| 72 | Mary Sheldon | 50 | Wife | House Work | Virginia |
| 73 | Annie Lois Sheldon | 17 | Daughter | — | Virginia |
| 74 | Charles R. Davenport | 34 | Head | Chauffeur | Pennsylvania |
| 75 | Selma Davenport | 23 | Wife | — | Indiana |
| 76 | Elsie Davenport | 16 | Step Daughter | Sales Girl | Illinois |
| 77 | Myrtle Adair | 15 | Step Daughter | — | Illinois |
| 78 | Samuel Baker | 48 | Head | Laborer | Pennsylvania |
| 79 | Anna Baker | 55 | Wife | — | Pennsylvania |
| 80 | Mary Wright | 28 | Daughter | — | Pennsylvania |
| 81 | Adeline Wright | 25 | Daughter | Mender | Pennsylvania |
| 82 | Robert Wright | 22 | Son | Laborer | Pennsylvania |
| 83 | Edward Wright | 20 | Son | Laborer | Pennsylvania |
| 84 | Angel Wright | 30 | Head | Machine Operator | Pennsylvania |
| 85 | Virgil Wright | 8 | Son | — | Pennsylvania |
| 86 | Dorothy Wright | 7 | Daughter | — | Pennsylvania |
| 87 | William Wright | 5 | Son | — | Pennsylvania |
| 88 | Patrick Mclaughlin | 55 | Head | Farm Hand | Ireland |
| 89 | Mary Mclaughlin | 48 | Wife | — | Ireland |
| 90 | Martin Mclaughlin | 22 | Son | Laborer | Pennsylvania |
| 91 | John Mclaughlin | 14 | Son | — | Pennsylvania |
| 92 | Francis Mclaughlin | 12 | Son | — | Pennsylvania |
| 93 | Patrick Jr. Mclaughlin | 9 | Son | — | Pennsylvania |
| 94 | Charles Carr | 56 | Head | Engineer | Pennsylvania |
| 95 | Mary A. Carr THIS PERSON | 52 | Wife | — | England |
| 96 | Charles Jr. Carr | 21 | Son | Spool Maker | Pennsylvania |
| 97 | Anna Carr | 19 | Daughter | Folder | Pennsylvania |
| 98 | Catherine Carr | 14 | Daughter | — | Pennsylvania |
| 99 | Lawrence Derby | 27 | Head | Fireman | Denmark |
| 100 | Clara Derby | 29 | Wife | — | England |
About This Record & Model Tree
This record was independently indexed by YourRoots from the 1920 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)