RH
Robert Henderson — 1930 US Census Record
Linked across censuses1930 United States Federal Census · Middlesex, Massachusetts
Our Model Tree links this Robert Henderson across the 1920 and 1930 US Censuses in Middlesex, Massachusetts (XGBoost, ~Confirmed) — first a son (b.~1915), then head of a 12-person household.
Age 15
b. ~1915
Male
Son
Born: Massachusetts
Single
1930 Census Record Details
| Census Year | 1930 |
| Location | Middlesex, Massachusetts |
| Surname | Henderson |
| Given Name | Robert |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 15 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| Father's Birthplace | Massachusetts |
| Mother's Birthplace | Massachusetts |
| Additional Details | |
| Occupation | none |
| Can Read/Write | Yes |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
| Township / Ward | Arlington Town Part Of |
| 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.
12 people recorded at the same address in the 1930 census.
| Name | Relation to head | Relative to Robert | Age | Birth yr |
|---|---|---|---|---|
| Dorothy Henderson | Daughter | — | 17 | ~1913 |
| Alice Henderson | Daughter | — | 21 | ~1909 |
| Ruth Henderson | Daughter | — | 19 | ~1911 |
| Marjorie Henderson | Daughter | — | 9 | ~1921 |
| Helen Henderson | Daughter | — | 23 | ~1907 |
| William Henderson | Head | — | 53 | ~1877 |
| William Henderson | Son | — | 27 | ~1903 |
| George Henderson | Son | — | 25 | ~1905 |
| Richard Henderson | Son | — | 13 | ~1917 |
| Donald Henderson | Son | — | 11 | ~1919 |
| Robert Henderson | Son | — | 15 | ~1915 |
| Annie Henderson | Spouse | — | 52 | ~1878 |
Census Appearances
1920
Middlesex, Massachusetts
Son, age 5
Middlesex, Massachusetts · implied b. ~1915 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Henderson |
| Given Name | Robert E |
| 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 |
1930
Middlesex, Massachusetts
Son, age 15
Middlesex, Massachusetts · implied b. ~1915 — 12 household members
| Surname | Henderson |
| Given Name | Robert |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 15 |
| 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 |
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 Robert Henderson across 2 US Census years (1920 and 1930) in Middlesex, Massachusetts, using XGBoost record linkage.
Show:
This person
Anchor record
Robert Henderson
Son · 1930 · age 15 · b. ~1915 · Massachusetts
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Sibling
Helen Henderson
Sibling · 1930 · age 23
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Marjorie Henderson
Sibling · 1930 · age 9
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Donald Henderson
Sibling · 1930 · age 11
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Ruth Henderson
Sibling · 1930 · age 19
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Dorothy Henderson
Sibling · 1930 · age 17
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Alice Henderson
Sibling · 1930 · age 21
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
George Henderson
Sibling · 1930 · age 25
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
William Henderson
Sibling · 1930 · age 27
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Richard Henderson
Sibling · 1930 · age 13
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:massachusettscensus00reel914:0139)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 51 | Miller | 29 | — | Chauffeur | Massachusetts |
| 52 | Joseph Amico | 30 | Head | Finisher | Italy |
| 53 | Mary Amico | 29 | Wife | None | Italy |
| 54 | Josephine Amico | 8 | Daughter | None | New Jersey |
| 55 | Rose Amico | 7 | Daughter | None | New Jersey |
| 56 | Mary Amico | 5 | Daughter | None | New Jersey |
| 57 | Salvatore Amico | 3 | Son | None | Massachusetts |
| 58 | Anthony Amico | 1 | Son | None | Massachusetts |
| 59 | Josephine Amico | 60 | Mother | None | Italy |
| 60 | Salvatore Amico | 26 | Brother | Laborer | Italy |
| 61 | Anthony Amico | 23 | Brother | Laborer | Italy |
| 62 | Rose Amico | 21 | Sister | None | Italy |
| 63 | William Henderson | 53 | Head | Foreman | Massachusetts |
| 64 | Annie Henderson | 52 | Wife | None | Massachusetts |
| 65 | William Henderson | 27 | Son | None | Massachusetts |
| 66 | George Henderson | 25 | Son | Business Agent | Massachusetts |
| 67 | Helen Henderson | 23 | Daughter | Stenographer | Massachusetts |
| 68 | Alice Henderson | 21 | Daughter | Stenographer | Massachusetts |
| 69 | Ruth Henderson | 19 | Daughter | None | Massachusetts |
| 70 | Dorothy Henderson | 17 | Daughter | None | Massachusetts |
| 71 | Robert Henderson THIS PERSON | 15 | Son | None | Massachusetts |
| 72 | Richard Henderson | 13 | Son | None | Massachusetts |
| 73 | Donald Henderson | 11 | Son | None | Massachusetts |
| 74 | Marjorie Henderson | 9 | Daughter | None | Massachusetts |
| 75 | Charles Bates | 35 | Head | Sales Agent | Maine |
| 76 | Helen Bates | 34 | Wife | Carpenter | Maine |
| 77 | Charles Bates | 8 | Son | None | Massachusetts |
| 78 | Richard Bates | 6 | Son | None | Massachusetts |
| 79 | Mary Bates | 4 | Daughter | None | Massachusetts |
| 80 | George Bennett | 32 | Head | Salesman | New York |
| 81 | Helen Bennett | 32 | Wife | None | Belgium |
| 82 | George Bennett | 8 | Son | None | Massachusetts |
| 83 | Robert Bennett | 6 | Son | None | Massachusetts |
| 84 | Helen Bennett | 4 | Daughter | None | Massachusetts |
| 85 | William Bennett | 2 | Son | None | Massachusetts |
| 86 | Richard Bennett | 1 | Son | None | Massachusetts |
| 87 | George Bennett | 61 | Father | Auditor | New York |
| 88 | Mary Bennett | 31 | Sister | Social Worker | New York |
| 89 | Alice Bennett | 29 | Sister | Stenographer | New York |
| 90 | Helen Bennett | 27 | Sister | Waitress | New York |
| 91 | Ruth Bennett | 25 | Sister | None | New York |
| 92 | Dorothy Bennett | 23 | Sister | Presser | New York |
| 93 | Mildred Bennett | 21 | Sister | Filling Clerk | New York |
| 94 | Virginia Bennett | 19 | Sister | Mechanic | New York |
| 95 | John Lynch | 52 | Head | Proofreader | Irish Free State |
| 96 | Mary Lynch | 52 | Wife | Capper | Irish Free State |
| 97 | John Lynch | 25 | Son | None | Massachusetts |
| 98 | Mary Lynch | 23 | Daughter | None | Massachusetts |
| 99 | Helen Lynch | 21 | Daughter | None | Massachusetts |
| 100 | Alice Lynch | 19 | Daughter | None | Massachusetts |
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)