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Martha Allen — 1920 US Census Record
Linked across censuses1920 United States Federal Census · New Castle, Delaware
Our Model Tree links this Martha Allen across the 1920 and 1930 US Censuses in New Castle, Delaware (XGBoost, ~Confirmed) — first a daughter (b.~1903), then head of a 8-person household.
Age 17
b. ~1903
Female
Daughter
Born: Delaware
Single
1920 Census Record Details
| Census Year | 1920 |
| Location | New Castle, Delaware |
| Surname | Allen |
| Given Name | Martha |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 17 |
| Marital Status | Single |
| Birthplace | Delaware |
| Father's Birthplace | Delaware |
| Mother's Birthplace | Delaware |
| Additional Details | |
| Occupation | Saleslady |
| Industry | Dept Store |
| Class of Worker | W |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Mother Tongue | English |
| Birth State | Delaware |
| Birth Country | United States |
| Birthplace (normalized) | delaware |
| Occupation | Saleslady |
| Township / Ward | Wilmington City |
| Est. Birth Year | ~1903 |
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.
8 people recorded at the same address in the 1920 census.
| Name | Relation to head | Relative to Martha | Age | Birth yr |
|---|---|---|---|---|
| Martha Allen | Daughter | — | 17 | ~1903 |
| John Allen | Head | — | 43 | ~1877 |
| Clifford Allen | Daughter | — | 9 | ~1911 |
| Catherine Allen | Daughter | — | 6 | ~1914 |
| Viola Allen | Daughter | — | 16 | ~1904 |
| Nellie Allen | Daughter | — | 22 | ~1898 |
| John Allen | Son | — | 13 | ~1907 |
| Josephine Allen | Spouse | — | 40 | ~1880 |
Census Appearances
1920
New Castle, …
Daughter, age 17
New Castle, Delaware · implied b. ~1903 — 8 household members
| Surname | Allen |
| Given Name | Martha |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 17 |
| Marital Status | Single |
| Birthplace | Delaware |
| Father's Birthplace | Delaware |
| Mother's Birthplace | Delaware |
| Occupation | Saleslady |
| Industry | Dept Store |
| Class of Worker | W |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Mother Tongue | English |
| Birth State | Delaware |
| Birth Country | United States |
| Birthplace (normalized) | delaware |
1930
New Castle, …
Daughter, age 27
New Castle, Delaware · implied b. ~1903 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Allen |
| Given Name | Margaret |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 27 |
| Marital Status | Single |
| Birthplace | Delaware |
| Father's Birthplace | Delaware |
| Mother's Birthplace | Delaware |
| Occupation | none |
| Can Read/Write | Yes |
| 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 Martha Allen across 2 US Census years (1920 and 1930) in New Castle, Delaware, using XGBoost record linkage.
Show:
This person
Anchor record
Martha Allen
Daughter · 1920 · age 17 · b. ~1903 · Delaware
★ You are viewing this record
Sibling
Nellie Allen
Sibling · 1920 · age 22
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Clifford Allen
Sibling · 1920 · age 9
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
John Allen
Sibling · 1920 · age 13
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Catherine Allen
Sibling · 1920 · age 6
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Viola Allen
Sibling · 1920 · 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
1920 US Federal Census — New Castle, Delaware
Open full size
1920 US Federal Census — New Castle, Delaware
Page Contents
50 people indexed on this census page (ia:1920:14thcensusofpopu201unit:0798)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Fletcher Porter | 20 | Boarder | Driver | Maryland |
| 2 | Enoch Porter | 18 | Boarder | Driver | Maryland |
| 3 | Alice Curry | 18 | Boarder | Saleslady | Maryland |
| 4 | William Mumford | 36 | Boarder | Machinist | Maryland |
| 5 | Peter Mark | 71 | Head | Butcher | Germany |
| 6 | Anthony Mark | 53 | Son | Cabinet Maker | Delaware |
| 7 | Julia Dunning | 51 | Daughter | — | Delaware |
| 8 | Charles Dunning | 26 | Son | Bricklayer | England |
| 9 | Mabel Dunning | 25 | Daughter in law | — | Maryland |
| 10 | John Mark | 28 | Son | Manager | Delaware |
| 11 | Paul Mark | 26 | Son | Clerk | Delaware |
| 12 | Catherine Mark | 21 | Boarder | — | Delaware |
| 13 | Dennis O'Neal | 54 | Head | Boilermaker | Ireland |
| 14 | Bridget O'Neal | 53 | Wife | — | Ireland |
| 15 | John O'Neal | 30 | Son | Clerk | Delaware |
| 16 | Charles O'Neal | 27 | Son | Sheet Metal Worker | Delaware |
| 17 | Margaret O'Neal | 17 | Daughter | — | Delaware |
| 18 | Joseph O'Neal | 15 | Son | — | Delaware |
| 19 | John J. Laughlin | 26 | Head | Asst. Foreman | Delaware |
| 20 | Mary Laughlin | 26 | Wife | — | Delaware |
| 21 | John Allen | 43 | Head | Glazer | Delaware |
| 22 | Josephine Allen | 40 | Wife | — | Delaware |
| 23 | Nellie Allen | 22 | Daughter | Cigar Maker | Delaware |
| 24 | Martha Allen THIS PERSON | 17 | Daughter | Saleslady | Delaware |
| 25 | Viola Allen | 16 | Daughter | Quilt Maker | Delaware |
| 26 | John Allen | 13 | Son | — | Delaware |
| 27 | Clifford Allen | 9 | Daughter | — | Delaware |
| 28 | Catherine Allen | 6 | Daughter | — | Delaware |
| 29 | John R. Hobbs | 73 | Head | — | Delaware |
| 30 | Annie Hobbs | 66 | Wife | — | Delaware |
| 31 | Gregory Kramadas | 29 | Head | Candy Maker | Greece |
| 32 | Jennie Kramadas | 26 | Wife | — | Greece |
| 33 | Theodore Kramadas | 3 | Son | — | Delaware |
| 34 | George Kramadas | 2 | Son | — | Delaware |
| 35 | Angeline Kramadas | 15 | Sister | — | Greece |
| 36 | James Kramadas | 21 | Brother | — | Greece |
| 37 | George Kalpares | 29 | Head | Candy Maker | Greece |
| 38 | Nellie Kalpares | 25 | Wife | Candy Maker | Greece |
| 39 | Margaret Byrd | 44 | Head | — | Maryland |
| 40 | Rosa L. Byrd | 20 | Daughter | Wash Woman | Delaware |
| 41 | Sarah A. Byrd | 17 | Daughter | Cutter | Delaware |
| 42 | Susie Booker | 40 | Head | Cook | Delaware |
| 43 | Rachel Spencer | 23 | Boarder | Servant | Virginia |
| 44 | Josephine Handy | 66 | Head | Waitress | Delaware |
| 45 | Isaac Handy | 70 | Husband | — | Maryland |
| 46 | John Freeman | 53 | Boarder | Stable Man | Delaware |
| 47 | Isaac Wilson | 48 | Boarder | Coal Man | Maryland |
| 48 | Thomas Handy | 59 | Head | Janitor | Delaware |
| 49 | Grace Handy | 25 | Wife | Porter | Delaware |
| 50 | Marion Handy | 24 | Son | Driver | Delaware |
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)