WC
William Chase — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Middlesex-County, Massachusetts
Our Model Tree links this William Chase across the 1910, 1920, 1930 and 1940 US Censuses in Middlesex-County, Massachusetts (XGBoost, ~Confirmed) — first a head (b.~1879), then head of a 5-person household.
Age 61
b. ~1879
Male
Head
Born: Florida
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Middlesex-County, Massachusetts |
| Surname | Chase |
| Given Name | William J. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 61 |
| Marital Status | Married |
| Birthplace | Florida |
| 1935 Residence (City) | North Reading Town |
| 1935 Residence (County) | Middlesex |
| Additional Details | |
| Occupation | Salesman |
| Industry | Own Business |
| Class of Worker | OA |
| Hours Worked | 40 |
| Income (1939) | 0 |
| Highest Grade | H 4 |
| 1935 Residence | Same place |
| Birth State | Florida |
| Birth Country | United States |
| Birthplace (normalized) | florida |
| Occupation | Salesman |
| Township / Ward | North Reading Town |
| Est. Birth Year | ~1879 |
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.
5 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to William | Age | Birth yr |
|---|---|---|---|---|
| Annie Sweeney | Other | — | 77 | ~1863 |
| William Chase | Head | — | 61 | ~1879 |
| Dorothy Chase | Daughter | — | 28 | ~1912 |
| Carrie Chase | Spouse | — | 59 | ~1881 |
| W Chase | Son | — | 25 | ~1915 |
Census Appearances
1910
Middlesex, Massachusetts
Head, age 31
Middlesex, Massachusetts · implied b. ~1879 — 2 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Chase |
| Given Name | William K. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 31 |
| Marital Status | Married |
| Birthplace | Florida |
| Years Married | 1 |
| Father's Birthplace | Massachusetts |
| Mother's Birthplace | Massachusetts |
| Birth State | Florida |
| Birth Country | United States |
| Birthplace (normalized) | florida |
1920
Middlesex, Massachusetts
Head, age 41
Middlesex, Massachusetts · implied b. ~1879 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Chase |
| Given Name | William |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 41 |
| Marital Status | Married |
| Birthplace | Florida |
| Father's Birthplace | Massachusetts |
| Mother's Birthplace | Massachusetts |
| Occupation | Repairer |
| Industry | Typewriters |
| Class of Worker | W |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Home Owned/Rented | R |
| Birth State | Florida |
| Birth Country | United States |
| Birthplace (normalized) | florida |
1930
Middlesex, Massachusetts
Head, age 51
Middlesex, Massachusetts · implied b. ~1879 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Chase |
| Given Name | William K |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 51 |
| Marital Status | Married |
| Birthplace | Florida |
| Age at First Marriage | 30 |
| Father's Birthplace | Massachusetts |
| Mother's Birthplace | Massachusetts |
| Occupation | Salesman |
| Industry | Office Equipment |
| Class of Worker | W |
| Can Read/Write | Yes |
| Home Owned/Rented | No |
| Home Value / Rent | O |
| Birth State | Florida |
| Birth Country | United States |
| Birthplace (normalized) | florida |
1940
Middlesex-County, Massachusetts
Head, age 61
Middlesex-County, Massachusetts · implied b. ~1879 — 5 household members
| Surname | Chase |
| Given Name | William J. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 61 |
| Marital Status | Married |
| Birthplace | Florida |
| 1935 Residence (City) | North Reading Town |
| 1935 Residence (County) | Middlesex |
| Occupation | Salesman |
| Industry | Own Business |
| Class of Worker | OA |
| Hours Worked | 40 |
| Income (1939) | 0 |
| Highest Grade | H 4 |
| 1935 Residence | Same place |
| Birth State | Florida |
| Birth Country | United States |
| Birthplace (normalized) | florida |
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 Chase across 4 US Census years (1910, 1920, 1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
William Chase
Head · 1940 · age 61 · b. ~1879 · Massachusetts
★ 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 — Middlesex-County, Massachusetts
Open full size
1940 US Federal Census — Middlesex-County, Massachusetts
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01616-00589)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Frank B. Foster | 10 | Son | — | Massachusetts |
| 42 | Irving B. Humphrey | 29 | Head | Platform Worker | New Hampshire |
| 43 | Mildred J. Humphrey | 28 | Wife | Salesgirl | New Hampshire |
| 44 | Oliver W. Hale | 39 | Head | Painter | Massachusetts |
| 45 | Mary C. Hale | 38 | Wife | — | Massachusetts |
| 46 | William J. Hale | 15 | Son | — | Massachusetts |
| 47 | Rodney D. Crerie | 52 | Head | Manager | Massachusetts |
| 48 | Carrie L. Crerie | 45 | Wife | — | Massachusetts |
| 49 | Floyd L. Downs | 38 | Head | Truck Driver | Vermont |
| 50 | Emma N. Downs | 38 | Wife | — | Massachusetts |
| 51 | Floyd L. Jr. Downs | 9 | Son | — | Massachusetts |
| 52 | Robert A. Downs | 5 | Son | — | Massachusetts |
| 53 | William W. Brock | 35 | Head | Cashier | Massachusetts |
| 54 | Bertha M. Brock | 41 | Wife | — | Massachusetts |
| 55 | Donald A. Brock | 13 | Son | — | Massachusetts |
| 56 | John W. Brock | 4 | Son | — | Massachusetts |
| 57 | Harold J. Underwood | None | Head | — | — |
| 58 | Eva Y. Underwood | 46 | Wife | Nurse & Housekeeper | Vermont |
| 59 | Lawrence G. Underwood | 27 | Son | Truck Driver | New Hampshire |
| 60 | Charles G. Goldsmith | 71 | Father-in-law | — | Scotland |
| 61 | Mary W. Carter | 76 | Lodger | — | New Hampshire |
| 62 | Thomas D. Morgan | 35 | Lodger | Plumber | New York |
| 63 | Emily M. Miller | 32 | Servant | Housekeeper | Massachusetts |
| 64 | William J. Chase THIS PERSON | 61 | Head | Salesman | Florida |
| 65 | Carrie L. Chase | 59 | Wife | — | Massachusetts |
| 66 | Dorothy Chase | 28 | Daughter | Nurse | Massachusetts |
| 67 | W. Kendrick Chase | 25 | Son | Shoe Worker | Massachusetts |
| 68 | Annie L. Sweeney | 77 | Mother-in-law | — | New Hampshire |
| 69 | Collins G. Putnam | 47 | Head | Agent | New York |
| 70 | Estella M. Putnam | 45 | Wife | — | Massachusetts |
| 71 | Muriel D. Putnam | 18 | Daughter | Clerk | Massachusetts |
| 72 | C. Christopher Putnam | 18 | Son | — | Massachusetts |
| 73 | William T. Putnam | 8 | Son | — | Massachusetts |
| 74 | Ralph A. Mcintire | 26 | Head | Laborer | Massachusetts |
| 75 | Ruth N. Mcintire | 36 | Wife | — | Massachusetts |
| 76 | Robert F. Mcintire | 7 | Son | — | Massachusetts |
| 77 | Marjorie E. Mcintire | 5 | Daughter | — | Massachusetts |
| 78 | William M. Mcintire | 1 | Son | — | Massachusetts |
| 79 | William H. Orben | 63 | Head | — | Massachusetts |
| 80 | William M. Mcintire | 64 | Head | — | Massachusetts |
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)