WP
William Post — 1940 US Census Record
Model Tree available1940 United States Federal Census · Westchester-County, New York
Our Model Tree links this William Post across the 1920, 1930 and 1940 US Censuses in Westchester-County, New York (XGBoost, ~Confirmed), with identified parents William & Katherine — first a head (b.~1904), then head of a 6-person household.
Age 36
b. ~1904
Male
Head
Born: New York
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Westchester-County, New York |
| Surname | Post |
| Given Name | William E. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 36 |
| Marital Status | Married |
| Birthplace | New York |
| 1935 Residence (City) | White Plains |
| 1935 Residence (County) | Westchester |
| Additional Details | |
| Occupation | Title Searcher |
| Industry | Title Company |
| Class of Worker | PW |
| Hours Worked | 38 |
| Income (1939) | 1497 |
| Highest Grade | No 8 |
| 1935 Residence | Same place |
| Birth State | New York |
| Birth Country | United States |
| Birthplace (normalized) | new york |
| Occupation | Title Searcher |
| Township / Ward | White Plains |
| Est. Birth Year | ~1904 |
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 1940 census.
| Name | Relation to head | Relative to William | Age | Birth yr |
|---|---|---|---|---|
| Herbert Foxwell | Other | — | 65 | ~1875 |
| Helen Post | Spouse | — | 37 | ~1903 |
| Barbara Mechling | Other | — | 35 | ~1905 |
| William Post | Head | — | 36 | ~1904 |
| Roger Post | Son | — | 14 | ~1926 |
| Charles Mechling | Other | — | 55 | ~1885 |
Census Appearances
1920
Westchester, New …
Son, age 16
Westchester, New York · implied b. ~1904 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Post |
| Given Name | William E. Jr. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 16 |
| Marital Status | Single |
| Birthplace | New York |
| Father's Birthplace | Connecticut |
| Mother's Birthplace | New York |
| Occupation | Clerical |
| Industry | Am. Tel. & Tel. Co. |
| Class of Worker | S |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | New York |
| Birth Country | United States |
| Birthplace (normalized) | new york |
1930
Westchester, New …
Head, age 26
Westchester, New York · implied b. ~1904 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Post |
| Given Name | William E. Jr. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 26 |
| Marital Status | Married |
| Birthplace | New York |
| Age at First Marriage | 21 |
| Father's Birthplace | Connecticut |
| Mother's Birthplace | New York |
| Occupation | Sales Teacher |
| Industry | Lumber Co. |
| Class of Worker | W |
| Can Read/Write | Yes |
| Home Owned/Rented | O |
| Home Value / Rent | 11000 |
| Radio Set | R |
| Birth State | New York |
| Birth Country | United States |
| Birthplace (normalized) | new york |
1940
Westchester-County, New …
Head, age 36
Westchester-County, New York · implied b. ~1904 — 6 household members
| Surname | Post |
| Given Name | William E. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 36 |
| Marital Status | Married |
| Birthplace | New York |
| 1935 Residence (City) | White Plains |
| 1935 Residence (County) | Westchester |
| Occupation | Title Searcher |
| Industry | Title Company |
| Class of Worker | PW |
| Hours Worked | 38 |
| Income (1939) | 1497 |
| Highest Grade | No 8 |
| 1935 Residence | Same place |
| Birth State | New York |
| Birth Country | United States |
| Birthplace (normalized) | new york |
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 Post across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father William Post (~0.92 confidence) and mother Katherine Post (~0.92 confidence). The pedigree spans 1 generation with 2 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
William Post
b. ~1883
Source father
● Household
· direct · ~0.92
Mother
Katherine Post
b. ~1880
Source mother
● Household
· direct · ~0.92
This person
Anchor record
William Post
Head · 1940 · age 36 · b. ~1904 · New York
★ You are viewing this record
Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1940 US Federal Census — Westchester-County, New York
Open full size
1940 US Federal Census — Westchester-County, New York
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-02815-00469)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Jane E. Kellet | 4 | daughter | — | New York |
| 42 | Nancy Anne Kellet | 0 | daughter | — | New York |
| 43 | William E. Post THIS PERSON | 36 | Head | Title Searcher | New York |
| 44 | Helen F. Post | 37 | wife | — | New York |
| 45 | Roger Post | 14 | son | — | New York |
| 46 | Charles Q. Mechling | 55 | lodger | — | New York |
| 47 | Barbara Mechling | 35 | lodger | — | New York |
| 48 | Herbert Foxwell | 65 | lodger | Bookkeeper | New York |
| 49 | William Bennett | 47 | Head | Director | New York |
| 50 | Agnes Bennett | 38 | wife | — | Germany |
| 51 | William Bennett | 16 | son | — | New York |
| 52 | Robert Bennett | 4 | son | — | New York |
| 53 | John Bennett | 2 | son | — | New York |
| 54 | Elizabeth Hess | 23 | Servant | Servant | Pennsylvania |
| 55 | Joseph F. Klug | 58 | Head | Manager | Ohio |
| 56 | Mary C. Klug | 58 | wife | — | New York |
| 57 | Mary G. Klug | 23 | daughter | Typist | New York |
| 58 | Joseph E. Klug | 20 | son | — | New York |
| 59 | M. Theresa Klug | 13 | daughter | — | New York |
| 60 | — | None | — | — | — |
| 61 | Joseph B. Murphy | 62 | Head | Manager | New York |
| 62 | Rose A. Murphy | 62 | wife | — | New York |
| 63 | Luther A. Fritsch | 50 | Head | Proprietor | Pennsylvania |
| 64 | Sue A. Fritsch | 47 | wife | Teacher | New York |
| 65 | Stephen Fritsch | 15 | son | — | New York |
| 66 | Howard Claffey | 58 | Head | Fire Chief | New York |
| 67 | Emily F. Claffey | 57 | wife | — | New York |
| 68 | Howard Claffey | 30 | son | Foreman | New York |
| 69 | Marjorie Claffey | 27 | daughter | Interior Decorator | New York |
| 70 | John F. Holden | 49 | Head | Superintendent | Mass. |
| 71 | Margaret Holden | 43 | wife | Teacher | New York |
| 72 | Emilie Kelley | 36 | Sister | — | New York |
| 73 | Saul Schligman | 53 | Head | Doctor Pediatrician | Poland |
| 74 | Bess H. Schligman | 44 | wife | — | Connecticut |
| 75 | Daisie Acosta | 44 | Servant | Butler | Florida |
| 76 | Nancy Acosta | 33 | Servant | Cook | Georgia |
| 77 | William H. Folk | 52 | Head | Office Manager | Pennsylvania |
| 78 | Julia J. Folk | 50 | wife | — | New York |
| 79 | Edward Folk | 29 | son | Salesman | New York |
| 80 | Marion Folk | 16 | daughter | — | New York |
Pedigree Summary
William
Gen 1 · 2 parents
~0.92
Max depth 4 (1900–1950 window)
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)