MR
Mary Rogers — 1940 US Census Record
Model Tree available1940 United States Federal Census · Middlesex-County, Massachusetts
Our Model Tree links this Mary Rogers across the 1920, 1930 and 1940 US Censuses in Middlesex-County, Massachusetts (XGBoost, ~Confirmed), with identified parents Edward & Manuel — first a daughter (b.~1915), then head of a 7-person household.
Age 25
b. ~1915
Female
Daughter
Born: Massachusetts
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Middlesex-County, Massachusetts |
| Surname | Rogers |
| Given Name | Mary D. |
| Relationship to Head | daughter |
| Sex | F |
| Color / Race | White |
| Age | 25 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| 1935 Residence (City) | Somerville city |
| 1935 Residence (County) | Middlesex |
| Additional Details | |
| Occupation | saleslady |
| Industry | Retail store |
| Class of Worker | PW |
| Hours Worked | 48 |
| Income (1939) | 728 |
| Highest Grade | No 8 |
| 1935 Residence | Same place |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
| Occupation | Saleslady |
| Township / Ward | Somerville City |
| Est. Birth Year | ~1915 |
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.
7 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Mary | Age | Birth yr |
|---|---|---|---|---|
| Mary Rogers | Daughter | — | 25 | ~1915 |
| Gertrude Rogers | Daughter | — | 18 | ~1922 |
| Virginia Rogers | Daughter | — | 23 | ~1917 |
| Theresa Rogers | Daughter | — | 13 | ~1927 |
| Manuel Rogers | Head | — | 50 | ~1890 |
| John Rogers | Son | — | 21 | ~1919 |
| Virginia Rogers | Spouse | — | 55 | ~1885 |
Census Appearances
1920
Middlesex, Massachusetts
Daughter, age 3
Middlesex, Massachusetts · implied b. ~1917 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Rogers |
| Given Name | Mary D |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 3 |
| 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 13
Middlesex, Massachusetts · implied b. ~1917 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Rogers |
| Given Name | Mary D. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 13 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| Father's Birthplace | Massachusetts |
| Mother's Birthplace | Massachusetts |
| Occupation | none |
| Can Read/Write | Yes |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
1940
Middlesex-County, Massachusetts
Daughter, age 25
Middlesex-County, Massachusetts · implied b. ~1915 — 7 household members
| Surname | Rogers |
| Given Name | Mary D. |
| Relationship to Head | daughter |
| Sex | F |
| Color / Race | White |
| Age | 25 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| 1935 Residence (City) | Somerville city |
| 1935 Residence (County) | Middlesex |
| Occupation | saleslady |
| Industry | Retail store |
| Class of Worker | PW |
| Hours Worked | 48 |
| Income (1939) | 728 |
| Highest Grade | No 8 |
| 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 Rogers across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Edward Rogers (~0.92 confidence) and father Manuel Rogers (~0.92 confidence) and father Edward Rogers (~0.92 confidence) and mother Virginia Rogers (~0.92 confidence) and mother Alicia Rogers (~0.92 confidence). The pedigree spans 1 generation with 5 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Edward Rogers
b. ~1893
Source father
● Household
· direct · ~0.92
Father
Manuel Rogers
b. ~1890
Source father
● Household
· direct · ~0.92
Father
Edward Rogers
b. ~1896
Source father
● Household
· direct · ~0.92
Mother
Virginia Rogers
b. ~1885
Source mother
● Household
· direct · ~0.92
Mother
Alicia Rogers
b. ~1897
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Mary Rogers
Daughter · 1940 · age 25 · b. ~1915 · Massachusetts
★ You are viewing this record
Sibling
Virginia Rogers
Sibling · 1940 · age 23
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Theresa Rogers
Sibling · 1940 · age 13
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Gertrude Rogers
Sibling · 1940 · age 18
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
John Rogers
Sibling · 1940 · age 21
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-t0627-01704-00175)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Rosemary Johnson | 18 | daughter | — | Massachusetts |
| 42 | Virginia Johnson | 21 | daughter | Clerk | Massachusetts |
| 43 | Willard J. Jr. Johnson | 12 | son | — | Massachusetts |
| 44 | Arnold Polley | 31 | Head | Bank Teller | Maine |
| 45 | Myrtle Polley | 31 | wife | — | Vermont |
| 46 | Phylis Polley | 6 | daughter | — | Massachusetts |
| 47 | Kenneth L. Piercy | 39 | Head | Salesman | Massachusetts |
| 48 | Gertrude Piercy | 30 | wife | — | Massachusetts |
| 49 | Helen Mcnamara | 63 | mother in law | — | Massachusetts |
| 50 | Robert F. Lugan | 55 | Head | Truck Driver | Massachusetts |
| 51 | Cassandria Lugan | 50 | wife | — | Maine |
| 52 | John J. Lugan | 52 | brother | Truck Driver | Massachusetts |
| 53 | Barbara Lugan | 13 | daughter | — | Massachusetts |
| 54 | John F. Lynch | 70 | Head | — | Eire |
| 55 | Josephine Lynch | 70 | wife | — | Eire |
| 56 | Manuel Rogers | 50 | Head | — | Azores |
| 57 | Virginia A. Rogers | 55 | wife | — | Massachusetts |
| 58 | Mary D. Rogers THIS PERSON | 25 | daughter | Saleslady | Massachusetts |
| 59 | Virginia D. Rogers | 23 | daughter | Saleslady | Massachusetts |
| 60 | John C. Rogers | 21 | son | Laborer | Massachusetts |
| 61 | Gertrude M. Rogers | 18 | daughter | — | Massachusetts |
| 62 | Theresa Rogers | 13 | daughter | — | Massachusetts |
| 63 | Anton May | 67 | Head | — | Massachusetts |
| 64 | Anna May | 62 | wife | — | Germany |
| 65 | Francis May | 38 | son | Shipper | Massachusetts |
| 66 | Helen Sullivan | 37 | daughter | — | Massachusetts |
| 67 | Virginia Sullivan | 13 | grand daughter | — | Massachusetts |
| 68 | John Sullivan | 11 | grand son | — | Massachusetts |
| 69 | Leonard Sullivan | 8 | grand son | — | Massachusetts |
| 70 | David J. Meaney | 62 | Head | Bricklayer | Eire |
| 71 | Elizabeth Meaney | 59 | wife | — | Eire |
| 72 | Anna C. Meaney | 33 | daughter | Bookkeeper | Massachusetts |
| 73 | John J. Meaney | 35 | son | Cooks Helper | Massachusetts |
| 74 | Rita A. Meaney | 22 | daughter | Bookkeeper | Massachusetts |
| 75 | Michael Delaney | 55 | Head | Laborer | Massachusetts |
| 76 | Helen Delaney | 50 | wife | — | Massachusetts |
| 77 | Joseph Daly | 39 | Head | Shipper | Massachusetts |
| 78 | Barbara Daly | 39 | wife | — | Massachusetts |
| 79 | Thomas Daly | 6 | son | — | Massachusetts |
| 80 | Eugenia Daly | 4 | daughter | — | Massachusetts |
Pedigree Summary
Mary + 4 siblings
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)