WM
William Mullen — 1910 US Census Record
Linked across censuses1910 United States Federal Census · New Castle, Delaware
Our Model Tree links this William Mullen across the 1900 and 1910 US Censuses in New Castle, Delaware (XGBoost, ~Confirmed) — first a son (b.~1887), then head of a 6-person household.
Age 23
b. ~1887
Male
Son
Born: Delaware
Single
1910 Census Record Details
| Census Year | 1910 |
| Location | New Castle, Delaware |
| Surname | Mullen |
| Given Name | William |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 23 |
| Marital Status | Single |
| Birthplace | Delaware |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Delaware |
| Additional Details | |
| Occupation | Car Inspector |
| Industry | Rail Road Co |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | English |
| Birth State | Delaware |
| Birth Country | United States |
| Birthplace (normalized) | delaware |
| Occupation | Car Inspector |
| Township / Ward | Wilmington City |
| Est. Birth Year | ~1887 |
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 1910 census.
| Name | Relation to head | Relative to William | Age | Birth yr |
|---|---|---|---|---|
| William Mullen | Son | — | 23 | ~1887 |
| Hugh Mullen | Head | — | 55 | ~1855 |
| Harry Mullen | Son | — | 26 | ~1884 |
| Elizabeth Mullen | Daughter | — | 17 | ~1893 |
| Rebecca Mullen | Spouse | — | 54 | ~1856 |
| Albert Mullen | Son | — | 18 | ~1892 |
Census Appearances
1900
New Castle, …
Son, age 13
New Castle, Delaware · implied b. ~1887 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Mullin |
| Given Name | William |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 12 |
| Marital Status | Single |
| Birthplace | Delaware |
| Birth Month | Aug |
| Birth Year | 1887 |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Delaware |
| Occupation | at school |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Delaware |
| Birth Country | United States |
| Birthplace (normalized) | delaware |
1910
New Castle, …
Son, age 23
New Castle, Delaware · implied b. ~1887 — 6 household members
| Surname | Mullen |
| Given Name | William |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 23 |
| Marital Status | Single |
| Birthplace | Delaware |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Delaware |
| Occupation | Car Inspector |
| Industry | Rail Road Co |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | English |
| 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 William Mullen across 2 US Census years (1900 and 1910) in New Castle, Delaware, using XGBoost record linkage.
Show:
This person
Anchor record
William Mullen
Son · 1910 · age 23 · b. ~1887 · Delaware
★ You are viewing this record
Sibling
Harry Mullen
Sibling · 1910 · age 26
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Albert Mullen
Sibling · 1910 · age 18
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Elizabeth Mullen
Sibling · 1910 · age 17
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
1910 US Federal Census — New Castle, Delaware
Open full size
1910 US Federal Census — New Castle, Delaware
Page Contents
47 people indexed on this census page (ia:1910:13thcensus1910po147unit:1194)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 51 | George Shakespeare | 74 | Head | Locomotive | Delaware |
| 52 | Annie Shakespeare | 71 | Wife | Apartment House | Pennsylvania |
| 53 | Allen | 44 | Head | Operator | Delaware |
| 54 | Rebecca L Allen | 48 | Wife | — | Pennsylvania |
| 55 | Leighton Allen | 23 | Son | Clerk | Delaware |
| 56 | William B Moore | 51 | Head | Blacksmith | Pennsylvania |
| 57 | Adie S Moore | 51 | Wife | — | Maryland |
| 58 | Mary S Moore | 26 | Daughter | Saleslady | Maryland |
| 59 | Arthur C Moore | 18 | Son | Barber | Maryland |
| 60 | Abby E Moore | 14 | Daughter | — | Maryland |
| 61 | Thomas J Stois | 47 | Head | Electrician | Maryland |
| 62 | Adelaide Stois | 41 | Wife | — | Pennsylvania |
| 63 | Hugh Mullen | 55 | Head | Car Inspector | Pennsylvania |
| 64 | Rebecca Mullen | 54 | Wife | — | Delaware |
| 65 | Harry Mullen | 26 | Son | Car Inspector | Delaware |
| 66 | William Mullen THIS PERSON | 23 | Son | Car Inspector | Delaware |
| 67 | Albert Mullen | 18 | Son | Clerk | Delaware |
| 68 | Elizabeth Mullen | 17 | Daughter | — | Delaware |
| 69 | Thomas Gray | 26 | Head | Brakeman | Delaware |
| 70 | Grace Gray | 22 | Wife | — | Delaware |
| 71 | Mildred Gray | 1 | Son | — | Delaware |
| 72 | Howard C Sheppard | 39 | Head | Machinist | Delaware |
| 73 | Martha L Sheppard | 35 | Wife | — | Delaware |
| 74 | William C Sheppard | 13 | Son | — | Delaware |
| 75 | John C Tropp | 45 | Head | Printer | Delaware |
| 76 | Mary E Tropp | 30 | Wife | — | Delaware |
| 77 | Mary Pauline Tropp | 5 | Son | — | Delaware |
| 78 | Louis Tropp | 3 | Son | — | Delaware |
| 79 | Edith Tropp | 1 | Daughter | — | Delaware |
| 80 | John Tropp | 0 | Son | — | Delaware |
| 81 | John M Tropp | 69 | Head | Own Income | Ger. German |
| 82 | Emma C Tropp | 62 | Wife | — | Pennsylvania |
| 83 | C Harry Tropp | 28 | Head | Fireman | Delaware |
| 84 | Lillie M Tropp | 19 | Wife | — | Maryland |
| 85 | William C Tropp | 1 | Son | — | Delaware |
| 86 | Joseph Johnson | 52 | Head | — | Maryland |
| 87 | William C Johnson | 28 | Son | Machinist | Delaware |
| 88 | Mary B Johnson | 25 | Daughter | — | Maryland |
| 89 | Willard C Johnson | 3 | Grand Son | — | Delaware |
| 90 | Samuel B Johnson | 26 | Son | Machinist | Delaware |
| 91 | Lannette Johnson | 21 | Daughter | Bookkeeper | Delaware |
| 92 | Estella G Johnson | 17 | Daughter | Saleslady | Delaware |
| 93 | John Newell | 50 | Head | Fireman | Ir English |
| 94 | Mary H Newell | 48 | Wife | — | Ir English |
| 95 | John Rush | 18 | Boarder | — | Ir English |
| 96 | Martin Jordan | 27 | Boarder | Bartender | Ir English |
| 97 | John Kavanagh | 41 | Boarder | Fireman | Ir English |
About This Record & Model Tree
This record was independently indexed by YourRoots from the 1910 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)