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Thomas Welch — 1910 US Census Record
Linked across censuses1910 United States Federal Census · New Castle, Delaware
Our Model Tree links this Thomas Welch across the 1900 and 1910 US Censuses in New Castle, Delaware (XGBoost, ~Confirmed) — first a son (b.~1898), then head of a 7-person household.
Age 12
b. ~1898
Male
Son
Born: Delaware
Single
1910 Census Record Details
| Census Year | 1910 |
| Location | New Castle, Delaware |
| Surname | Welch |
| Given Name | Thomas |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 12 |
| Marital Status | Single |
| Birthplace | Delaware |
| Father's Birthplace | Ireland |
| Mother's Birthplace | Ireland |
| Additional Details | |
| Occupation | Upholsterer |
| Industry | Furniture Store |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Delaware |
| Birth Country | United States |
| Birthplace (normalized) | delaware |
| Occupation | Upholsterer |
| Township / Ward | Wilmington City |
| Est. Birth Year | ~1898 |
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.
7 people recorded at the same address in the 1910 census.
| Name | Relation to head | Relative to Thomas | Age | Birth yr |
|---|---|---|---|---|
| Margaret Welch | Daughter | — | 23 | ~1887 |
| Anna Welch | Daughter | — | 18 | ~1892 |
| Thomas Welch | Son | — | 12 | ~1898 |
| James Welch | Head | — | 51 | ~1859 |
| John Welch | Son | — | 22 | ~1888 |
| Nellie Welch | Daughter | — | 21 | ~1889 |
| Francis Welch | Daughter | — | 14 | ~1896 |
Census Appearances
1900
New Castle, …
Son, age 3
New Castle, Delaware · implied b. ~1897 — 9 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Welch |
| Given Name | Thomas |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 3 |
| Marital Status | Single |
| Birthplace | Delaware |
| Birth Month | Feb |
| Birth Year | 1897 |
| Father's Birthplace | Ireland |
| Mother's Birthplace | Penna |
| Birth State | Delaware |
| Birth Country | United States |
| Birthplace (normalized) | delaware |
1910
New Castle, …
Son, age 12
New Castle, Delaware · implied b. ~1898 — 7 household members
| Surname | Welch |
| Given Name | Thomas |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 12 |
| Marital Status | Single |
| Birthplace | Delaware |
| Father's Birthplace | Ireland |
| Mother's Birthplace | Ireland |
| Occupation | Upholsterer |
| Industry | Furniture Store |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | 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 Thomas Welch across 2 US Census years (1900 and 1910) in New Castle, Delaware, using XGBoost record linkage.
Show:
This person
Anchor record
Thomas Welch
Son · 1910 · age 12 · b. ~1898 · Delaware
★ You are viewing this record
Sibling
Nellie Welch
Sibling · 1910 · age 21
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
John Welch
Sibling · 1910 · age 22
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Margaret Welch
Sibling · 1910 · age 23
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Anna Welch
Sibling · 1910 · age 18
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Francis Welch
Sibling · 1910 · age 14
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:1180)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 51 | Patrick Lardner | 65 | Head | — | Ireland |
| 52 | Elizabeth Rodgers | 31 | Daughter | — | Delaware |
| 53 | James Rodgers | 34 | Son-in-law | Laborer | Delaware |
| 54 | Madeline Rodgers | 17 | Grand child | — | Delaware |
| 55 | Carl Rodgers | 7 | Grand son | — | Delaware |
| 56 | Erasmus Percival | 19 | Grand son | Chocolate Coater | Delaware |
| 57 | Arthur Percival | 16 | Grand daughter | Laborer | Delaware |
| 58 | Thomas Percival | 14 | Grand son | Errand Boy | Delaware |
| 59 | Dorothy Key | 5 | Grand daughter | — | Delaware |
| 60 | James Welch | 51 | Head | Foreman | Ireland |
| 61 | Margaret Welch | 23 | Daughter | — | Delaware |
| 62 | Nellie C Welch | 21 | Daughter | Stenographer | Delaware |
| 63 | Anna Welch | 18 | Daughter | — | Delaware |
| 64 | Francis Welch | 14 | Daughter | — | Delaware |
| 65 | John Welch | 22 | Son | Carpenter | Delaware |
| 66 | Thomas Welch THIS PERSON | 12 | Son | Upholsterer | Delaware |
| 67 | Rachel S Simpson | 69 | Head | — | Pennsylvania |
| 68 | Esther A Simpson | 47 | Daughter | School Teacher | Pennsylvania |
| 69 | Joseph Mcdowell | 53 | Boarder | Laborer | Pennsylvania |
| 70 | Margaret Mulrooney | 54 | Head | — | Ireland |
| 71 | Sarah J Mulrooney | 26 | Daughter | Stenographer | Delaware |
| 72 | John J Mulrooney | 25 | Son | Agent | Delaware |
| 73 | Margaret M Mulrooney | 23 | Daughter | Stenographer | Delaware |
| 74 | Charles Ludlam | 43 | Head | Captain | New Jersey |
| 75 | Annie Ludlam | 39 | Wife | — | Ireland |
| 76 | John Ludlam | 19 | Son | Deck Hand | Delaware |
| 77 | Charles Ludlam | 17 | Son | Laborer | Delaware |
| 78 | William Ludlam | 15 | Son | Office Boy | Delaware |
| 79 | Mary Ludlam | 12 | Daughter | — | Delaware |
| 80 | Henry Ludlam | 9 | Son | — | Delaware |
| 81 | James Ludlam | 6 | Son | — | Delaware |
| 82 | Earl Ludlam | 4 | Son | — | Delaware |
| 83 | Anna M Ludlam | 1 | Daughter | — | Delaware |
| 84 | William D Long | 34 | Head | Teamster | Pennsylvania |
| 85 | Elizabeth H Long | 24 | Wife | — | Delaware |
| 86 | John D Long | 27 | Brother | Teamster | Delaware |
| 87 | Mary Long | 52 | Mother | — | Delaware |
| 88 | Michael Farley | 54 | Head | Own Income | Ireland |
| 89 | Catherine Farley | 47 | Wife | — | Ireland |
| 90 | Mary Farley | 28 | Daughter | Dressmaker | Delaware |
| 91 | Elizabeth Farley | 26 | Daughter | Dressmaker | Delaware |
| 92 | Agnes Farley | 25 | Daughter | — | Delaware |
| 93 | John Farley | 24 | Son | Saloon | Delaware |
| 94 | Marie Farley | 12 | Grand daughter | — | Delaware |
| 95 | Irene Farley | 10 | Grand daughter | — | Delaware |
| 96 | William C Strong | 40 | Head | Painter | Delaware |
| 97 | Alice L Strong | 23 | Wife | — | Maryland |
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)