RS
Richard Sullivan — 1920 US Census Record
Linked across censuses1920 United States Federal Census · Middlesex, Massachusetts
Our Model Tree links this Richard Sullivan across the 1900, 1910 and 1920 US Censuses in Middlesex, Massachusetts (XGBoost, ~Confirmed) — first a head (b.~1870), then head of a 5-person household.
Age 50
b. ~1870
Male
Head
Born: Ireland
Married
1920 Census Record Details
| Census Year | 1920 |
| Location | Middlesex, Massachusetts |
| Surname | Sullivan |
| Given Name | Richard H. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 50 |
| Marital Status | Married |
| Birthplace | Ireland |
| Year of Immigration | 1885 |
| Naturalization Status | Naturalized |
| Father's Birthplace | Ireland |
| Mother's Birthplace | Ireland |
| Additional Details | |
| Occupation | Driver |
| Industry | Trucking |
| Class of Worker | W |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Mother Tongue | English |
| Home Owned/Rented | R |
| Birth Country | Ireland |
| Year of Naturalization | 1912 |
| Birthplace (normalized) | ireland |
| Occupation | Driver |
| Township / Ward | Somerville City |
| Est. Birth Year | ~1870 |
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 Richard | Age | Birth yr |
|---|---|---|---|---|
| John Sullivan | Son | — | 15 | ~1905 |
| Richard Sullivan | Head | — | 50 | ~1870 |
| Julia Sullivan | Spouse | — | 40 | ~1880 |
| Alice Sullivan | Daughter | — | 10 | ~1910 |
| Richard Sullivan | Son | — | 18 | ~1902 |
Census Appearances
1900
Middlesex, Massachusetts
Head, age 35
Middlesex, Massachusetts · implied b. ~1865 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Sullivan |
| Given Name | Richard |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 35 |
| Marital Status | Married |
| Birthplace | Ireland |
| Birth Month | Mar |
| Birth Year | 1865 |
| Year of Immigration | 1884 |
| Naturalization Status | First papers filed |
| Father's Birthplace | Ireland |
| Mother's Birthplace | Ireland |
| Occupation | Day Laborer |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth Country | Ireland |
| Birthplace (normalized) | ireland |
1910
Middlesex, Massachusetts
Head, age 41
Middlesex, Massachusetts · implied b. ~1869 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Sullivan |
| Given Name | Richard |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 41 |
| Marital Status | Married |
| Birthplace | Ireland |
| Years Married | 9 |
| Year of Immigration | 1884 |
| Naturalization Status | Naturalized |
| Father's Birthplace | Ireland |
| Mother's Birthplace | Ireland |
| Occupation | Postmaster |
| Industry | P. O. Dept. |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth Country | Ireland |
| Birthplace (normalized) | ireland |
1920
Middlesex, Massachusetts
Head, age 50
Middlesex, Massachusetts · implied b. ~1870 — 5 household members
| Surname | Sullivan |
| Given Name | Richard H. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 50 |
| Marital Status | Married |
| Birthplace | Ireland |
| Year of Immigration | 1885 |
| Naturalization Status | Naturalized |
| Father's Birthplace | Ireland |
| Mother's Birthplace | Ireland |
| Occupation | Driver |
| Industry | Trucking |
| Class of Worker | W |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Mother Tongue | English |
| Home Owned/Rented | R |
| Birth Country | Ireland |
| Year of Naturalization | 1912 |
| Birthplace (normalized) | ireland |
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 Sullivan across 3 US Census years (1900, 1910 and 1920) in Middlesex, Massachusetts, using XGBoost record linkage.
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This person
Anchor record
Richard Sullivan
Head · 1920 · age 50 · b. ~1870 · 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:1920:14thcensusofpopu717unit:0589)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Doris S. Bancroft | 13 | Daughter | — | Maryland |
| 2 | Orville L. Bancroft | 11 | Son | — | Maryland |
| 3 | Charles L. Malone | 48 | Head | Driver | Canada |
| 4 | Elizabeth Malone | 44 | Wife | — | Canada |
| 5 | Albert L. Malone | 19 | Son | Driver | Massachusetts |
| 6 | Charles L. Jr. Malone | 16 | Son | Driver | Massachusetts |
| 7 | James E. Malone | 16 | Son | — | Massachusetts |
| 8 | Edward C. Malone | 15 | Son | — | Massachusetts |
| 9 | Doris M. Malone | 10 | Daughter | — | Massachusetts |
| 10 | Robert E. Malone | 8 | Son | — | Massachusetts |
| 11 | Phillip M. Valot | 51 | Head | Driver | Canada |
| 12 | James E. Fraser | 45 | Lodger | General Work | Massachusetts |
| 13 | George H. Batchelder | 55 | Head | Engineer | New Hampshire |
| 14 | Sarah E. Batchelder | 57 | Wife | — | Massachusetts |
| 15 | Lillian M. Batchelder | 19 | Daughter | Stenographer | New Hampshire |
| 16 | George J. Batchelder | 15 | Son | — | New Hampshire |
| 17 | Joseph S. Pacheco | 25 | Head | Bookbinder | Portugal |
| 18 | Agnes Pacheco | 24 | Wife | — | Rhode Island |
| 19 | Michael Harrington | 60 | Head | Laborer | Ireland |
| 20 | Sarah Harrington | 52 | Wife | — | Ireland |
| 21 | Katherine Harrington | 33 | Daughter | Operator | Massachusetts |
| 22 | John E. Harrington | 31 | Son | Laborer | Massachusetts |
| 23 | Helen C. Harrington | 26 | Daughter | Operator | Massachusetts |
| 24 | Timothy J. Harrington | 23 | Son | Laborer | Massachusetts |
| 25 | Mary A. Harrington | 19 | Daughter | Teacher | Massachusetts |
| 26 | Richard H. Sullivan THIS PERSON | 50 | Head | Driver | Ireland |
| 27 | Julia A. Sullivan | 40 | Wife | — | Ireland |
| 28 | Richard P. Sullivan | 18 | Son | Driver | Massachusetts |
| 29 | John L. Sullivan | 15 | Son | — | Massachusetts |
| 30 | Alice A. Sullivan | 10 | Daughter | — | Massachusetts |
| 31 | Maude M. Healey | 37 | Head | Nurse | Canada |
| 32 | Ida R. Healey | 15 | Daughter | Pocketmaker | Massachusetts |
| 33 | Evelyn M. Healey | 13 | Daughter | — | Massachusetts |
| 34 | Milda E. Healey | 11 | Daughter | — | Massachusetts |
| 35 | Doris G. Healey | 9 | Daughter | — | Massachusetts |
| 36 | Alice M. Healey | 8 | Daughter | — | Massachusetts |
| 37 | Hannah N. Wiles | 70 | Head | — | Ireland |
| 38 | Minnie S. Wiles | 45 | Daughter | Laundress | Ireland |
| 39 | Nellie T. Keohane | 45 | Lodger | Laundress | Ireland |
| 40 | David M. Smith | 57 | Head | Carpenter | Massachusetts |
| 41 | Delia E. Smith | 45 | Wife | — | Canada |
| 42 | David H. Smith | 23 | Son | Chauffeur | Massachusetts |
| 43 | Katherine Lynch | 46 | Head | — | Ireland |
| 44 | John Lynch | 8 | Son | — | Massachusetts |
| 45 | James Lynch | 7 | Son | — | Massachusetts |
| 46 | Mary E. Scott | 27 | Lodger | Dresser | Scotland |
| 47 | William H. Gallagher | 26 | Head | Driver | Massachusetts |
| 48 | Mary T. Gallagher | 24 | Wife | — | Ireland |
| 49 | Mary Gallagher | 1 | Daughter | — | Massachusetts |
| 50 | Helen Gallagher | 0 | Daughter | — | 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)