MR
Mary Ray — 1920 US Census Record
Linked across censuses1920 United States Federal Census · Middlesex, Massachusetts
Our Model Tree links this Mary Ray across the 1920, 1930 and 1940 US Censuses in Middlesex, Massachusetts (XGBoost, ~Confirmed) — first a spouse (b.~1889), then head of a 5-person household.
Age 31
b. ~1889
Female
Spouse
Born: Massachusetts
Married
1920 Census Record Details
| Census Year | 1920 |
| Location | Middlesex, Massachusetts |
| Surname | Ray |
| Given Name | Mary |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 31 |
| Marital Status | Married |
| Birthplace | Massachusetts |
| Father's Birthplace | Ireland |
| Mother's Birthplace | Ireland |
| Additional Details | |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
| Township / Ward | Somerville City |
| Est. Birth Year | ~1889 |
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 1920 census.
| Name | Relation to head | Relative to Mary | Age | Birth yr |
|---|---|---|---|---|
| Mary Ray | Daughter | — | ~1920 | |
| John Ray | Head | — | 31 | ~1889 |
| Joseph Ray | Son | — | ~1920 | |
| John Ray | Son | — | 7 | ~1913 |
| Mary Ray | Spouse | — | 31 | ~1889 |
Census Appearances
1920
Middlesex, Massachusetts
Spouse, age 31
Middlesex, Massachusetts · implied b. ~1889 — 5 household members
| Surname | Ray |
| Given Name | Mary |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 31 |
| Marital Status | Married |
| Birthplace | Massachusetts |
| Father's Birthplace | Ireland |
| Mother's Birthplace | Ireland |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
1930
Middlesex, Massachusetts
Spouse, age 42
Middlesex, Massachusetts · implied b. ~1888 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Ray |
| Given Name | Margaret C |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 42 |
| Marital Status | Married |
| Birthplace | Massachusetts |
| Age at First Marriage | 27 |
| Father's Birthplace | Ireland |
| Mother's Birthplace | Ireland |
| Occupation | none |
| Can Read/Write | Yes |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
1940
Middlesex-County, Massachusetts
Spouse, age 52
Middlesex-County, Massachusetts · implied b. ~1888 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Roy |
| Given Name | Margaret |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 52 |
| Marital Status | Married |
| Birthplace | Massachusetts |
| 1935 Residence (City) | Medford City |
| 1935 Residence (County) | Middlesex |
| Class of Worker | 0 |
| 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 Ray across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Mary Ray
Spouse · 1920 · age 31 · b. ~1889 · Massachusetts
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Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1920 US Federal Census — Middlesex, Massachusetts
Open full size
1920 US Federal Census — Middlesex, Massachusetts
Page Contents
50 people indexed on this census page (ia:1920:14thcensusofpopu718unit:0902)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 51 | Thomaso Dececca | 30 | Head | Caterer | Italy |
| 52 | Mary Dececca | 23 | Wife | — | Italy |
| 53 | Rena Dececca | 0 | Daughter | — | Massachusetts |
| 54 | Rose Brandesi | 53 | Head | — | Italy |
| 55 | Elvera Brandesi | 11 | Daughter | — | Massachusetts |
| 56 | Joseph Brandesi | 26 | Son | — | Italy |
| 57 | Louise Brandesi | 25 | Daughter-in-law | Butter | Massachusetts |
| 58 | Edith Brandesi | 5 | Granddaughter | Inspector | Massachusetts |
| 59 | Thomas Peale | 64 | Head | Engineer | Italy |
| 60 | Mary Peale | 45 | Wife | — | Italy |
| 61 | Albert Peale | 21 | Son | Electrician | Massachusetts |
| 62 | George Peale | 18 | Son | Moulder | Massachusetts |
| 63 | Lena Peale | 16 | Daughter | Packer | Massachusetts |
| 64 | Thomas Jr. Peale | 15 | Son | Office Boy | Massachusetts |
| 65 | Mary Jr. Peale | 7 | Daughter | — | Massachusetts |
| 66 | Frank Peale | 5 | Son | — | Massachusetts |
| 67 | Maria Castelli | 50 | Head | — | Italy |
| 68 | Margaret Plant | 54 | Head | — | Massachusetts |
| 69 | Edward Plant | 33 | Son | Salesman | Massachusetts |
| 70 | John Plant | 25 | Son | Laundryman | Massachusetts |
| 71 | Mary Plant | 25 | Daughter | Packer | Massachusetts |
| 72 | Anthony Plant | 20 | Son | Ass'T Shipper | Massachusetts |
| 73 | John Ray | 31 | Head | Foreman | Rhode Island |
| 74 | Mary Ray THIS PERSON | 31 | Wife | — | Massachusetts |
| 75 | John Ray | 7 | Son | — | Massachusetts |
| 76 | Joseph Ray | 0 | Son | — | Massachusetts |
| 77 | Mary Ray | 0 | Daughter | — | Massachusetts |
| 78 | Michael O'Brien | 42 | Head | Fireman | Ireland |
| 79 | Bridget O'Brien | 34 | Wife | — | Ireland |
| 80 | John O'Brien | 13 | Son | — | Massachusetts |
| 81 | Esther O'Brien | 11 | Daughter | — | Massachusetts |
| 82 | Lewis Guazzamoco | 41 | Head | Truckman | Italy |
| 83 | Josephine Guazzamoco | 34 | Wife | — | Italy |
| 84 | Alice Guazzamoco | 12 | Daughter | — | Massachusetts |
| 85 | Leo Guazzamoco | 11 | Son | — | Massachusetts |
| 86 | Irene Guazzamoco | 9 | Daughter | — | Massachusetts |
| 87 | Beatrice Guazzamoco | 7 | Daughter | — | Massachusetts |
| 88 | Doris Guazzamoco | 2 | Daughter | — | Massachusetts |
| 89 | Ruth Guazzamoco | 0 | Daughter | — | Massachusetts |
| 90 | Carmine Carbone | 45 | Head | Grocer | Italy |
| 91 | Antoniette Carbone | 32 | Wife | — | Italy |
| 92 | Lena Carbone | 15 | Daughter | — | Massachusetts |
| 93 | Laura Carbone | 12 | Daughter | — | Massachusetts |
| 94 | Joseph Carbone | 10 | Son | — | Massachusetts |
| 95 | Ida Carbone | 8 | Daughter | — | Massachusetts |
| 96 | Mariano Carbone | 3 | Daughter | — | Massachusetts |
| 97 | Olimpia Carbone | 1 | Daughter | — | Massachusetts |
| 98 | Mairo Balboni | 33 | Head | Stamp Maker | Italy |
| 99 | Ida Balboni | 22 | Wife | — | Italy |
| 100 | Joseph Balboni | 10 | Son | — | Massachusetts |
About This Record & Model Tree
This record was independently indexed by YourRoots from the 1920 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)