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Charles Cox — 1930 US Census Record
Model Tree available1930 United States Federal Census · Middlesex, Massachusetts
Our Model Tree links this Charles Cox across the 1910, 1920 and 1930 US Censuses in Middlesex, Massachusetts (XGBoost, ~Confirmed), with identified parents John & Bessie — first a son (b.~1905), then head of a 7-person household.
Age 25
b. ~1905
Male
Son
Born: Massachusetts
Single
1930 Census Record Details
| Census Year | 1930 |
| Location | Middlesex, Massachusetts |
| Surname | Cox |
| Given Name | Charles W. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 25 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| Father's Birthplace | Massachusetts |
| Mother's Birthplace | Massachusetts |
| Additional Details | |
| Occupation | Time keeper |
| Industry | Traction Co. |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
| Occupation | Time Keeper |
| Township / Ward | Somerville City |
| Est. Birth Year | ~1905 |
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 1930 census.
| Name | Relation to head | Relative to Charles | Age | Birth yr |
|---|---|---|---|---|
| Gladys Cox | Daughter | — | 22 | ~1908 |
| Frederick Cox | Head | — | 47 | ~1883 |
| Christina Mackinnon | Other | — | 71 | ~1859 |
| Ethel Cox | Other | — | 47 | ~1883 |
| George Peterson | Other | — | 22 | ~1908 |
| Robert Cox | Son | — | 17 | ~1913 |
| Charles Cox | Son | — | 25 | ~1905 |
Census Appearances
1910
Middlesex, Massachusetts
Son, age 5
Middlesex, Massachusetts · implied b. ~1905 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Cox |
| Given Name | Carlton |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 5 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| Father's Birthplace | Massachusetts |
| Mother's Birthplace | Massachusetts |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
1920
Middlesex, Massachusetts
Son, age 15
Middlesex, Massachusetts · implied b. ~1905 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Cox |
| Given Name | Charles W |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 15 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| Father's Birthplace | Massachusetts |
| Mother's Birthplace | Massachusetts |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
1930
Middlesex, Massachusetts
Son, age 25
Middlesex, Massachusetts · implied b. ~1905 — 7 household members
| Surname | Cox |
| Given Name | Charles W. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 25 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| Father's Birthplace | Massachusetts |
| Mother's Birthplace | Massachusetts |
| Occupation | Time keeper |
| Industry | Traction Co. |
| 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 Charles Cox across 3 US Census years (1910, 1920 and 1930) in Middlesex, Massachusetts, using XGBoost record linkage. Identified parents: father John Cox (~0.92 confidence) and mother Bessie Cox (~0.92 confidence) and father Frederick Cox (~0.92 confidence) and mother Mabel Cox (~0.92 confidence). The pedigree spans 1 generation with 4 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
John Cox
b. ~1878
Source father
● Household
· direct · ~0.92
Mother
Bessie Cox
b. ~1881
Source mother
● Household
· direct · ~0.92
Father
Frederick Cox
b. ~1883
Source father
● Household
· direct · ~0.92
Mother
Mabel Cox
b. ~1883
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Charles Cox
Son · 1930 · age 25 · b. ~1905 · Massachusetts
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Sibling
Gladys Cox
Sibling · 1930 · age 22
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Robert Cox
Sibling · 1930 · age 17
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
49 people indexed on this census page (ia:1930:massachusettscensus00reel928:0389)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Thomas H. Monalan | 65 | Lodger | Retail Salesman | New Hampshire |
| 2 | Rose Monalan | 70 | Lodger | None | New Hampshire |
| 3 | Eugene P. Maguire | 52 | Head | Doctor | Massachusetts |
| 4 | Walter Maguire | 19 | Son | None | Massachusetts |
| 5 | Eugene J. Jr. Maguire | 17 | Son | None | Massachusetts |
| 6 | Madeline Maguire | 13 | Daughter | None | Massachusetts |
| 7 | Margaret Welsh | 40 | Housekeeper | Housekeeper | Massachusetts |
| 8 | Frederick A. Cox | 47 | Head | Iron Worker | Massachusetts |
| 9 | Ethel C. Cox | 47 | Wife-H | None | Massachusetts |
| 10 | Charles W. Cox THIS PERSON | 25 | Son | Time Keeper | Massachusetts |
| 11 | Gladys A. Cox | 22 | Daughter | Stenographer | Massachusetts |
| 12 | Robert G. Cox | 17 | Son | None | Massachusetts |
| 13 | George K. Peterson | 22 | Nephew | Office Clerk | Massachusetts |
| 14 | Christina Mackinnon | 71 | Mother in law | None | Canada-English |
| 15 | Henry Gordon | 54 | Head | Freight Conductor | Massachusetts |
| 16 | Grace G. Gordon | 45 | Wife-H | None | Massachusetts |
| 17 | Doris M. Gordon | 20 | Daughter | Stenographer | Massachusetts |
| 18 | Frederick W. Gordon | 16 | Son | None | Massachusetts |
| 19 | William Scully | 59 | Head | None | Irish Free State |
| 20 | Catherine T. Scully | 59 | Wife-H | None | Irish Free State |
| 21 | Thomas Scully | 45 | Brother | Fireman | Irish Free State |
| 23 | George E. Martin | 71 | Head | Retail Salesman | Maine |
| 24 | Winifred S. Martin | 59 | Wife-H | None | Massachusetts |
| 25 | Helen W. Martin | 25 | Daughter | None | Massachusetts |
| 26 | Byron N. Martin | 20 | Son | None | Massachusetts |
| 27 | Paul E. Martin | 19 | Son | None | Massachusetts |
| 28 | Charles F. Stonehouse | 33 | Head | Iron Worker | Canada-English |
| 29 | Winifred S. Stonehouse | 31 | Wife-H | None | Canada-English |
| 30 | Raymond O. Stonehouse | 11 | Son | None | Canada-English |
| 31 | Irene Y. Stonehouse | 6 | Daughter | None | Massachusetts |
| 32 | Walter R. Snyder | 44 | Head | Freight Conductor | Massachusetts |
| 33 | Lina M. Snyder | 26 | Wife-H | None | Massachusetts |
| 34 | Linus Snyder | 17 | Son | Painter | Massachusetts |
| 35 | Margaret Snyder | 12 | Daughter | None | Massachusetts |
| 36 | Michael Narcissus | 22 | Head | Mechanic | Massachusetts |
| 37 | Grace G. Narcissus | 20 | Wife-H | None | Massachusetts |
| 38 | Ernest E. Narcissus | 1 | Son | None | Massachusetts |
| 39 | Sydney E. Toomey | 40 | Head | Baker | Massachusetts |
| 40 | Mary F. Ballou | 52 | Head-H | None | Maine |
| 41 | Charles A. Ballou | 22 | Son | Salesman | Massachusetts |
| 42 | Ruth I. Ballou | 18 | Daughter | Cashier | Massachusetts |
| 43 | Francis J. Waterman | 56 | Head | Painter | New York |
| 44 | Ella M. Waterman | 57 | Wife-H | None | Canada-English |
| 45 | Charles E. Hawkins | 35 | Step-son | Agent | Massachusetts |
| 46 | Ralph T. Hawkins | 22 | Step-son | Retail Salesman | Massachusetts |
| 47 | Clarence R. Hawkins | 15 | Step-son | None | Massachusetts |
| 48 | Pearl E. Hawkins | 22 | Step-daughter | None | Massachusetts |
| 49 | Charles A. Wentworth | 83 | Father in law | None | Canada-English |
| 50 | Charles Ruggles | 38 | Lodger | Chef | Canada-English |
Pedigree Summary
Charles + 2 siblings
Gen 1 · 4 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)