MH
Mary Howard — 1940 US Census Record
Model Tree available1940 United States Federal Census · Middlesex-County, Massachusetts
Our Model Tree links this Mary Howard across the 1920, 1930 and 1940 US Censuses in Middlesex-County, Massachusetts (XGBoost, ~Confirmed), with identified parents Percy & Jeanette — first a daughter (b.~1916), then head of a 4-person household.
Age 24
b. ~1916
Female
Daughter
Born: Massachusetts
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Middlesex-County, Massachusetts |
| Surname | Howard |
| Given Name | Mary E. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 24 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| 1935 Residence (City) | Newton City |
| 1935 Residence (County) | Middlesex |
| Additional Details | |
| Occupation | Librarian |
| Industry | College Library |
| Class of Worker | PW |
| Hours Worked | 44 |
| Income (1939) | 1000 |
| Highest Grade | C 2 |
| 1935 Residence | Same place |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
| Occupation | Librarian |
| Township / Ward | Newton City |
| Est. Birth Year | ~1916 |
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.
4 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Mary | Age | Birth yr |
|---|---|---|---|---|
| Mary Howard | Daughter | — | 24 | ~1916 |
| Percy Howard | Head | — | 63 | ~1877 |
| Percy Howard | Son | — | 27 | ~1913 |
| Jeanette Howard | Spouse | — | 62 | ~1878 |
Census Appearances
1920
Middlesex, Massachusetts
Daughter, age 4
Middlesex, Massachusetts · implied b. ~1916 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Howard |
| Given Name | Mary |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 4 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| Father's Birthplace | Massachusetts |
| Mother's Birthplace | Massachusetts |
| Can Read | No |
| Can Write | No |
| Speaks English | No |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
1930
Middlesex, Massachusetts
Daughter, age 14
Middlesex, Massachusetts · implied b. ~1916 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Howard |
| Given Name | Mary E. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 14 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| Father's Birthplace | Massachusetts |
| Mother's Birthplace | Massachusetts |
| Can Read/Write | Yes |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
1940
Middlesex-County, Massachusetts
Daughter, age 24
Middlesex-County, Massachusetts · implied b. ~1916 — 4 household members
| Surname | Howard |
| Given Name | Mary E. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 24 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| 1935 Residence (City) | Newton City |
| 1935 Residence (County) | Middlesex |
| Occupation | Librarian |
| Industry | College Library |
| Class of Worker | PW |
| Hours Worked | 44 |
| Income (1939) | 1000 |
| Highest Grade | C 2 |
| 1935 Residence | Same place |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
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 Mary Howard across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Percy Howard (~0.92 confidence) and mother Jeanette Howard (~0.92 confidence) and father James Howard (~0.92 confidence) and mother Catherine Howard (~0.92 confidence) and mother Katherine Howard (~0.92 confidence). The pedigree spans 1 generation with 5 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Percy Howard
b. ~1877
Source father
● Household
· direct · ~0.92
Mother
Jeanette Howard
b. ~1878
Source mother
● Household
· direct · ~0.92
Father
James Howard
b. ~1885
Source father
● Household
· direct · ~0.92
Mother
Catherine Howard
b. ~1885
Source mother
● Household
· direct · ~0.92
Mother
Katherine Howard
b. ~1887
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Mary Howard
Daughter · 1940 · age 24 · b. ~1916 · Massachusetts
★ You are viewing this record
Sibling
Percy Howard
Sibling · 1940 · age 27
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 — 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-t0627-01614-00418)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | William E. Warren | 41 | Head | Bank Examiner | Pennsylvania |
| 2 | Jean T. Warren | 37 | Wife | Secretary | New York |
| 3 | Georgiana Townsend | 75 | Mother-in-law | — | Scotland |
| 4 | Stephen Robert Reilly | 42 | Head | Helper | England |
| 5 | Ethel M. Reilly | 40 | Wife | Surgical Attendant | England |
| 6 | Raymond C. Church | 46 | Head | Sales Manager | Massachusetts |
| 7 | Carolyn S. Church | 40 | Wife | — | Quebec |
| 8 | Alice G. Steele | 23 | Sister-in-law | Clerk | New Hampshire |
| 9 | Thomas White | 43 | Head | Gardener | Ireland |
| 10 | Mary C. White | 40 | Wife | — | Massachusetts |
| 11 | Raymond E. Saunders | 44 | Head | Store Manager | Rhode Island |
| 12 | Emma L. Saunders | 28 | Wife | — | Massachusetts |
| 13 | George W. Hudson | 54 | Head | — | Massachusetts |
| 14 | Ellinor M. Durkin | 70 | Head | — | Massachusetts |
| 15 | William H. Gilligan | 60 | Head | Janitor | Massachusetts |
| 16 | Margaret Gilligan | 38 | Daughter | Stenographer | Massachusetts |
| 17 | Theodore R. Reid | 63 | Head | Salesman | New York |
| 18 | Rebecca R. Reid | 54 | Wife | — | Quebec |
| 19 | Theodore W. Reid | 19 | Son | — | Massachusetts |
| 20 | William G. Hamilton | 64 | Head | Conductor | Vermont |
| 21 | Mary E. Hamilton | 64 | Wife | — | Massachusetts |
| 22 | Caroline R. Hillman | 71 | Head | — | Massachusetts |
| 23 | John W. Whiteman | 34 | Head | Adjuster | Vermont |
| 24 | Cecelia W. Whiteman | 31 | Wife | Comptometer | Massachusetts |
| 25 | Grace G. Macomber | 62 | Head | Cashier | Massachusetts |
| 26 | Patrick J. Higgins | 39 | Roomer | Gardener | Massachusetts |
| 27 | Lewis G. Jr. Hamilton | 48 | Head | Salesman | Ohio |
| 28 | Mildred L. Hamilton | 46 | Wife | — | Ohio |
| 29 | Stuart L. Hamilton | 26 | Son | — | Ohio |
| 30 | Lillian M. Wetherbee | 70 | Head | — | Canada |
| 31 | Helen Wetherbee | 38 | Daughter | Secretary | Massachusetts |
| 32 | Ralph H. Wetherbee | 28 | Son | Draughtsman | Massachusetts |
| 33 | Josephine West | 64 | Head | — | England |
| 34 | Marie M. Burnworth | 42 | Head | — | Michigan |
| 35 | Mary J. Burnworth | 16 | Daughter | — | Massachusetts |
| 36 | Percy B. Howard | 63 | Head | Doctor | Massachusetts |
| 37 | Jeanette H. Howard | 62 | Wife | — | Massachusetts |
| 38 | Percy H. Howard | 27 | Son | Salesman | Massachusetts |
| 39 | Mary E. Howard THIS PERSON | 24 | Daughter | Librarian | Massachusetts |
| 40 | Ralph S. Hopkins | 48 | Head | Dispatcher | Massachusetts |
Pedigree Summary
Mary + 1 sibling
Gen 1 · 5 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)