WA
William Armstrong — 1930 US Census Record
Linked across censuses1930 United States Federal Census · New Castle, Delaware
Our Model Tree links this William Armstrong across the 1900, 1910, 1920 and 1930 US Censuses in New Castle, Delaware (XGBoost, ~Confirmed) — first a head (b.~1878), then head of a 3-person household.
Age 52
b. ~1878
Male
Head
Born: Delaware
Married
1930 Census Record Details
| Census Year | 1930 |
| Location | New Castle, Delaware |
| Surname | Armstrong |
| Given Name | William S. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 52 |
| Marital Status | Married |
| Birthplace | Delaware |
| Age at First Marriage | 23 |
| Father's Birthplace | Delaware |
| Mother's Birthplace | Delaware |
| Additional Details | |
| Occupation | Insurance Agent |
| Class of Worker | W |
| Can Read/Write | Yes |
| Home Owned/Rented | R |
| Home Value / Rent | No |
| Veteran | No |
| Birth State | Delaware |
| Birth Country | United States |
| Birthplace (normalized) | delaware |
| Occupation | Insurance Agent |
| Township / Ward | 11Th Representative District |
| Est. Birth Year | ~1878 |
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.
3 people recorded at the same address in the 1930 census.
| Name | Relation to head | Relative to William | Age | Birth yr |
|---|---|---|---|---|
| William Armstrong | Head | — | 52 | ~1878 |
| William Armstrong | Son | — | 23 | ~1907 |
| Anna Armstrong | Spouse | — | 52 | ~1878 |
Census Appearances
1900
New Castle, …
Other, age 22
New Castle, Delaware · implied b. ~1878 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Armstrong |
| Given Name | William |
| Relationship to Head | Servant |
| Sex | M |
| Color / Race | Black |
| Age | 21 |
| Marital Status | Single |
| Birthplace | Delaware |
| Birth Month | Sep |
| Birth Year | 1878 |
| Father's Birthplace | Delaware |
| Mother's Birthplace | Delaware |
| Occupation | Farm Laborer |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Delaware |
| Birth Country | United States |
| Birthplace (normalized) | delaware |
1910
New Castle, …
Head, age 34
New Castle, Delaware · implied b. ~1876 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Armstrong |
| Given Name | William H |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 34 |
| Marital Status | Married |
| Birthplace | Delaware |
| Years Married | 10 |
| Father's Birthplace | Delaware |
| Mother's Birthplace | Delaware |
| Occupation | Farmer |
| Industry | General Farm |
| Birth State | Delaware |
| Birth Country | United States |
| Birthplace (normalized) | delaware |
1920
New Castle, …
Head, age 43
New Castle, Delaware · implied b. ~1877 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Armstrong |
| Given Name | William T |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 43 |
| Marital Status | Married |
| Birthplace | Delaware |
| Father's Birthplace | Delaware |
| Mother's Birthplace | Maryland |
| Occupation | Farmer |
| Industry | Own Farm |
| Class of Worker | OA |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Home Owned/Rented | R |
| Birth State | Delaware |
| Birth Country | United States |
| Birthplace (normalized) | delaware |
1930
New Castle, …
Head, age 52
New Castle, Delaware · implied b. ~1878 — 3 household members
| Surname | Armstrong |
| Given Name | William S. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 52 |
| Marital Status | Married |
| Birthplace | Delaware |
| Age at First Marriage | 23 |
| Father's Birthplace | Delaware |
| Mother's Birthplace | Delaware |
| Occupation | Insurance Agent |
| Class of Worker | W |
| Can Read/Write | Yes |
| Home Owned/Rented | R |
| Home Value / Rent | No |
| Veteran | No |
| 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 Armstrong across 4 US Census years (1900, 1910, 1920 and 1930) in New Castle, Delaware, using XGBoost record linkage.
Show:
This person
Anchor record
William Armstrong
Head · 1930 · age 52 · b. ~1878 · Delaware
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Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1930 US Federal Census — New Castle, Delaware
Open full size
1930 US Federal Census — New Castle, Delaware
Page Contents
50 people indexed on this census page (ia:1930:15thcensus287unit:0790)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Frederick F. Kinsinger | 11 | Son | — | Pennsylvania |
| 2 | Edgar G. Rose | 55 | Head | Farming | Maryland |
| 3 | Ella L. Rose | 56 | Wife | — | Maryland |
| 4 | M. Elizabeth Rose | 13 | Daughter | — | Delaware |
| 5 | Catherine M. Rose | 11 | Daughter | — | Delaware |
| 6 | Dorothy P. Rose | 10 | Daughter | — | Delaware |
| 7 | John I. Rose | 8 | Son | — | Delaware |
| 8 | Charles B. Rose | 7 | Son | — | Delaware |
| 9 | Charlotte E. Rose | 5 | Daughter | — | Delaware |
| 10 | Preston A. Rose | 3 | Son | — | Delaware |
| 11 | Lucy P. Rose | 2 | Daughter | — | Delaware |
| 12 | Catherine C. Boyd | 58 | Head | Housekeeper | Maryland |
| 13 | Ileen M. Boyd | 40 | Daughter | Dressmaker | Maryland |
| 14 | C. Victor Armstrong | 26 | Head | News Dealer | Delaware |
| 15 | Gladys E. Armstrong | 20 | Wife | — | Pennsylvania |
| 16 | Jane E. Armstrong | 6 | Daughter | — | Delaware |
| 17 | William S. Armstrong THIS PERSON | 52 | Head | Insurance Agent | Delaware |
| 18 | Anna E. Armstrong | 52 | Wife | — | Delaware |
| 19 | William S. Son Armstrong | 23 | Son | Clerk | Delaware |
| 20 | Bertha M. Williamson | 50 | Head | Housekeeper | Delaware |
| 21 | Harry B. Williamson | 20 | Son | Clerk | Pennsylvania |
| 22 | Cecil H. Vansant | 72 | Boarder | Bookkeeper | Delaware |
| 23 | Andrew Conrad | 67 | Uncle | — | Delaware |
| 24 | Harvey Bopes | 50 | Head | Telegrapher | Delaware |
| 25 | Emil R. Bopes | 52 | Wife | — | Maryland |
| 26 | Charles H. Bopes | 24 | Son | No Work | Delaware |
| 27 | Henry Beeson | 27 | Son-in-law | Purchasing Agent | Delaware |
| 28 | Katherine E. Beeson | 22 | Daughter | — | Delaware |
| 29 | Katherine I. Beeson | 1 | Granddaughter | — | Delaware |
| 30 | James Holton | 66 | Head | Telegrapher | Maryland |
| 31 | Catherine T. Holton | 62 | Wife | — | Maryland |
| 32 | Jennings E. Sparks | 29 | Son-in-law | Butcher | Maryland |
| 33 | Edna H. Sparks | 24 | Daughter | Typist | Maryland |
| 34 | Edward E. Sherlock | 31 | Head | Engineer | Washington D.C. |
| 35 | Sarah H. Sherlock | 28 | Wife | — | Maryland |
| 36 | Virginia Sherlock | 11 | Daughter | — | Delaware |
| 37 | Edward E. Jr. Sherlock | 7 | Son | — | Delaware |
| 38 | Milton Sherlock | 6 | Son | — | Delaware |
| 39 | Raymond Mcmullen | 33 | Head | Clerk In Office | Delaware |
| 40 | Lottie P. Mcmullen | 31 | Wife | — | Delaware |
| 41 | Vivian Mcmullen | 8 | Daughter | — | Delaware |
| 42 | Margaret Mae Mcmullen | 3 | Daughter | — | Delaware |
| 43 | Harma P. Mullin | 64 | Head | Home Life | Maryland |
| 44 | Harry E. Valinger | 47 | Head | General Merchant | Maryland |
| 45 | Marie A. Valinger | 45 | Wife | — | New Jersey |
| 46 | John W. Bealle | 50 | Head | Railroad Agent | Maryland |
| 47 | John H. Bealle | 17 | Son | — | Maryland |
| 48 | Margaret E. Bealle | 15 | Daughter | — | Maryland |
| 49 | Lola E. Smoot | 55 | Aunt | Dressmaker | Maryland |
| 50 | Frank Cirri | 43 | Head | Track Foreman | Italy |
About This Record & Model Tree
This record was independently indexed by YourRoots from the 1930 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)