RG
Richard Gray — 1930 US Census Record
Model Tree available1930 United States Federal Census · Middlesex, Massachusetts
Our Model Tree links this Richard Gray across the 1910, 1920 and 1930 US Censuses in Middlesex, Massachusetts (XGBoost, ~Confirmed), with identified parents Cornell & Everett — first a son (b.~1908), then head of a 6-person household.
Age 22
b. ~1908
Male
Son
Born: Massachusetts
Single
1930 Census Record Details
| Census Year | 1930 |
| Location | Middlesex, Massachusetts |
| Surname | Gray |
| Given Name | Richard F |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 22 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| Father's Birthplace | Massachusetts |
| Mother's Birthplace | Maine |
| Additional Details | |
| Occupation | Clerk |
| Industry | Post Office |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
| Occupation | Clerk |
| Township / Ward | Lowell City |
| Est. Birth Year | ~1908 |
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 1930 census.
| Name | Relation to head | Relative to Richard | Age | Birth yr |
|---|---|---|---|---|
| Everett Gray | Son | — | 20 | ~1910 |
| Lawrence Gray | Son | — | 19 | ~1911 |
| Ruth Gray | Daughter | — | 16 | ~1914 |
| Richard Gray | Son | — | 22 | ~1908 |
| Inez Gray | Other | — | 44 | ~1886 |
| Cornell Gray | Head | — | 48 | ~1882 |
Census Appearances
1910
Middlesex, Massachusetts
Son, age 2
Middlesex, Massachusetts · implied b. ~1908 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Gray |
| Given Name | Richard |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 2 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| Father's Birthplace | Massachusetts |
| Mother's Birthplace | Maine |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
1920
Middlesex, Massachusetts
Son, age 12
Middlesex, Massachusetts · implied b. ~1908 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Gray |
| Given Name | Richard |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 12 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| Father's Birthplace | Massachusetts |
| Mother's Birthplace | Maine |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
1930
Middlesex, Massachusetts
Son, age 22
Middlesex, Massachusetts · implied b. ~1908 — 6 household members
| Surname | Gray |
| Given Name | Richard F |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 22 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| Father's Birthplace | Massachusetts |
| Mother's Birthplace | Maine |
| Occupation | Clerk |
| Industry | Post Office |
| Class of Worker | W |
| Can Read/Write | Yes |
| 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 Richard Gray across 3 US Census years (1910, 1920 and 1930) in Middlesex, Massachusetts, using XGBoost record linkage. Identified parents: father Cornell Gray (~0.92 confidence) and father Everett Gray (~0.92 confidence) and mother Agnes Gray (~0.92 confidence). The pedigree spans 1 generation with 3 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Cornell Gray
b. ~1882
Source father
● Household
· direct · ~0.92
Father
Everett Gray
b. ~1883
Source father
● Household
· direct · ~0.92
Mother
Agnes Gray
b. ~1886
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Richard Gray
Son · 1930 · age 22 · b. ~1908 · Massachusetts
★ You are viewing this record
Sibling
Lawrence Gray
Sibling · 1930 · age 19
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Everett Gray
Sibling · 1930 · age 20
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Ruth Gray
Sibling · 1930 · age 16
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
1930 US Federal Census — Middlesex, Massachusetts
Open full size
1930 US Federal Census — Middlesex, Massachusetts
Page Contents
50 people indexed on this census page (ia:1930:massachusettscensus00reel921:1005)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Mary T Mccann | 24 | Piece | Teacher | New Hampshire |
| 2 | M. Rose Ladeau | 31 | Maid | Maid | Canada-French |
| 3 | Arthur V Goodell | 63 | Head | Salesman | Massachusetts |
| 4 | Mabel L. Goodell | 60 | Wife-H | — | Massachusetts |
| 5 | Michael A Sharkey | 57 | Head | Foreman | Massachusetts |
| 6 | Mary E Sharkey | 57 | Wife-H | — | Massachusetts |
| 7 | Margaret Sharkey | 21 | Daughter | — | Rhode Island |
| 8 | William J Scott | 50 | Head | Salesman | Massachusetts |
| 9 | Irene E Scott | 50 | Wife-H | — | Massachusetts |
| 10 | William N Scott | 6 | Son | — | Massachusetts |
| 11 | Donald G Scott | 4 | Son | — | Massachusetts |
| 12 | Phyllis J Scott | 2 | Daughter | — | Massachusetts |
| 13 | George Garoner | 34 | Head | Merchant | Greece |
| 14 | Helene G Garoner | 25 | Wife-H | — | Greece |
| 15 | John G Garoner | 3 | Son | — | Massachusetts |
| 16 | Katherine G Garoner | 1 | Daughter | — | Massachusetts |
| 17 | Arthur J Riley | 42 | Head | Salesman | Massachusetts |
| 18 | Katherine L Riley | 41 | Wife-H | — | Massachusetts |
| 19 | Dorothy G Riley | 9 | Daughter | — | Massachusetts |
| 20 | John Riley | 9 | Son | — | Massachusetts |
| 21 | Francis Riley | 10 | Daughter | — | Massachusetts |
| 22 | M. Shirley Riley | 8 | Daughter | — | Massachusetts |
| 23 | William Riley | 5 | Son | — | Massachusetts |
| 24 | Gerald Riley | 2 | Son | — | Massachusetts |
| 25 | Mary Riley | 0 | Daughter | — | Massachusetts |
| 26 | Stewart M Buchanan | 34 | Head | Credit Manager | Canada-English |
| 27 | Bertha G Buchanan | 32 | Wife-H | — | New Hampshire |
| 28 | Elizabeth A Cooke | 60 | Mother-in-law | — | Massachusetts |
| 29 | Mark G. Wormsley | 46 | Head | Engineer | Vermont |
| 30 | Gertrude M Wormsley | 38 | Wife-H | Stitcher | New Hampshire |
| 31 | Edward S. Wormsley | 17 | Son | Attendant | Massachusetts |
| 32 | Cornell F Gray | 48 | Head | — | Massachusetts |
| 33 | Inez V. Gray | 44 | Wife-H | — | Maine |
| 34 | Richard F Gray THIS PERSON | 22 | Son | Clerk | Massachusetts |
| 35 | Everett H Gray | 20 | Son | — | Massachusetts |
| 36 | Lawrence J Gray | 19 | Son | — | Massachusetts |
| 37 | Ruth H Gray | 16 | Daughter | — | Massachusetts |
| 38 | Philip H Rodger | 55 | Head | Chauffeur | Sweden |
| 39 | Gertie Rodger | 55 | Wife-H | — | Maine |
| 40 | Natalie G Rodger | 26 | Daughter | — | Massachusetts |
| 41 | Amy F Rodger | 70 | Sister | — | Massachusetts |
| 42 | Bennett Starbird | 48 | Head | Manager | Russia |
| 43 | Ethel Starbird | 38 | Wife-H | — | Massachusetts |
| 44 | Irene S Starbird | 16 | Daughter | — | Massachusetts |
| 45 | James Norton | 66 | Head | Helper | Irish Free State |
| 46 | Mary Norton | 56 | Wife-H | — | Irish Free State |
| 47 | Edward F Norton | 27 | Son | Salesman | Massachusetts |
| 48 | Helen M Norton | 22 | Daughter | — | Massachusetts |
| 49 | Paul J Norton | 20 | Son | Time Keeper | Massachusetts |
| 50 | John Norton | 17 | Son | Salesman | Massachusetts |
Pedigree Summary
Richard + 3 siblings
Gen 1 · 3 parents
~0.92
Max depth 4 (1900–1950 window)
About This Record & Model Tree
This record was independently indexed by YourRoots from the 1930 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)