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William Schroeder — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Northampton-County, Pennsylvania
Our Model Tree links this William Schroeder across the 1930 and 1940 US Censuses in Northampton-County, Pennsylvania (XGBoost, ~Confirmed) — first a son (b.~1919), then head of a 11-person household.
Age 21
b. ~1919
Male
Son
Born: Pennsylvania
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Northampton-County, Pennsylvania |
| Surname | Schroeder |
| Given Name | William D. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 21 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| 1935 Residence (City) | Easton City |
| 1935 Residence (County) | Northampton |
| Additional Details | |
| Occupation | Apprentice Toolmaker |
| Industry | Tool Factory |
| Class of Worker | PW |
| Hours Worked | 37 |
| Income (1939) | 1040 |
| Highest Grade | Hs 4 |
| 1935 Residence | Same House |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
| Occupation | Apprentice Toolmaker |
| Township / Ward | Easton City |
| Est. Birth Year | ~1919 |
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.
11 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to William | Age | Birth yr |
|---|---|---|---|---|
| Virginia Schroeder | Daughter | — | 23 | ~1917 |
| Joan Schroeder | Daughter | — | 2 | ~1938 |
| Mary Schroeder | Daughter | — | 15 | ~1925 |
| Carolyn Schroeder | Daughter | — | 8 | ~1932 |
| William Schroeder | Head | — | — | |
| John Schroeder | Son | — | 19 | ~1921 |
| Carl Schroeder | Son | — | 12 | ~1928 |
| Edward Schroeder | Son | — | 18 | ~1922 |
| William Schroeder | Son | — | 21 | ~1919 |
| Thomas Schroeder | Son | — | 4 | ~1936 |
| Carolyn Schroeder | Spouse | — | 49 | ~1891 |
Census Appearances
1930
Northampton, Pennsylvania
Other, age 11
Northampton, Pennsylvania · implied b. ~1919 — 8 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Schroeder |
| Given Name | William S |
| Sex | M |
| Color / Race | White |
| Age | 11 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Pennsylvania |
| Can Read/Write | Yes |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
1940
Northampton-County, Pennsylvania
Son, age 21
Northampton-County, Pennsylvania · implied b. ~1919 — 11 household members
| Surname | Schroeder |
| Given Name | William D. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 21 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| 1935 Residence (City) | Easton City |
| 1935 Residence (County) | Northampton |
| Occupation | Apprentice Toolmaker |
| Industry | Tool Factory |
| Class of Worker | PW |
| Hours Worked | 37 |
| Income (1939) | 1040 |
| Highest Grade | Hs 4 |
| 1935 Residence | Same House |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
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 Schroeder across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
William Schroeder
Son · 1940 · age 21 · b. ~1919 · Pennsylvania
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Sibling
Mary Schroeder
Sibling · 1940 · age 15
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Thomas Schroeder
Sibling · 1940 · age 4
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Carl Schroeder
Sibling · 1940 · age 12
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
John Schroeder
Sibling · 1940 · age 19
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Joan Schroeder
Sibling · 1940 · age 2
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Carolyn Schroeder
Sibling · 1940 · age 8
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Virginia Schroeder
Sibling · 1940 · age 23
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Edward Schroeder
Sibling · 1940 · age 18
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
1940 US Federal Census — Northampton-County, Pennsylvania
Open full size
1940 US Federal Census — Northampton-County, Pennsylvania
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-03591-00435)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Robert B. Coleman | 59 | Head | Laborer | New Jersey |
| 42 | Minnie M. Coleman | 53 | Wife | — | Pennsylvania |
| 43 | Paul H. Coleman | 21 | Son | House Wrecker | Pennsylvania |
| 44 | John L. Coleman | 16 | Son | — | Pennsylvania |
| 45 | Charles A. Coleman | 14 | Son | — | Pennsylvania |
| 46 | Thelma A. Miller | 20 | Daughter | — | Pennsylvania |
| 47 | John T., Jr. Miller | 0 | Grandson | — | Pennsylvania |
| 48 | Garland M. East | 44 | Head | Railroad Policeman | North Carolina |
| 49 | Helen C. East | 44 | Wife | — | Kentucky |
| 50 | Frederick K. Pierson | 34 | Head | Plumber | New Jersey |
| 51 | Florence A. Pierson | 33 | Wife | — | New Jersey |
| 52 | Anna L. Pierson | 11 | Daughter | — | New Jersey |
| 53 | William H. Schroeder | None | Head | Printing Company | — |
| 54 | Carolyn I. Schroeder | 49 | Wife | — | Pennsylvania |
| 55 | Virginia E. Schroeder | 23 | Daughter | Tax Clerk | Pennsylvania |
| 56 | William D. Schroeder THIS PERSON | 21 | Son | Apprentice Toolmaker | Pennsylvania |
| 57 | John L. M. Schroeder | 19 | Son | — | Pennsylvania |
| 58 | Edward H. Schroeder | 18 | Son | Apprentice Woodworker | Pennsylvania |
| 59 | Mary M. Schroeder | 15 | Daughter | — | Pennsylvania |
| 60 | Carl R. Schroeder | 12 | Son | — | Pennsylvania |
| 61 | Carolyn A. Schroeder | 8 | Daughter | — | Pennsylvania |
| 62 | Thomas G. Schroeder | 4 | Son | — | Pennsylvania |
| 63 | Joan K. Schroeder | 2 | Daughter | — | Pennsylvania |
| 64 | Because Of Extra Line | None | — | — | — |
| 65 | William Messinger | 87 | Head | — | Pennsylvania |
| 66 | Susan P. Warner | 58 | Stepdaughter | Kitchen Help | Pennsylvania |
| 67 | Joseph F. Cody | 54 | Head | Health Inspector | New Jersey |
| 68 | Carrie V. E. Cody | 54 | Wife | — | Pennsylvania |
| 69 | Catharine Cody | 23 | Daughter | Machine Operator | Pennsylvania |
| 70 | J. Bernard Cody | 18 | Son | — | Pennsylvania |
| 71 | Paul Cody | 15 | Son | — | Pennsylvania |
| 72 | William J. Scott | 37 | Head | Sales Manager | New York |
| 73 | Elizabeth K. Scott | 32 | Wife | — | Pennsylvania |
| 74 | Jeanne F. Scott | 11 | Daughter | — | Pennsylvania |
| 75 | Joseph C. Dittrich | 50 | Head | Printer | New York |
| 76 | Ida V. Dittrich | 47 | Wife | — | New York |
| 77 | Vera C. Dittrich | 27 | Daughter | Office Secretary | New York |
| 78 | Edward W. Bahr | 52 | Head | Blacksmith | Pennsylvania |
| 79 | Sybilla H. Bahr | 66 | Wife | — | New Jersey |
| 80 | Claud C. Pohlman | 52 | Head | Barber | New Jersey |
Related Census Records
About This Record & Model Tree
This record was independently indexed by YourRoots from the 1940 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)