RP
Richard Parker — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Middlesex-County, Massachusetts
Our Model Tree links this Richard Parker across the 1930 and 1940 US Censuses in Middlesex-County, Massachusetts (XGBoost, ~Confirmed) — first a son (b.~1927), then head of a 8-person household.
Age 13
b. ~1927
Male
Son
Born: Massachusetts
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Middlesex-County, Massachusetts |
| Surname | Parker |
| Given Name | Richard |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 13 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| 1935 Residence (City) | Pepperell town |
| 1935 Residence (County) | Middlesex |
| Additional Details | |
| Highest Grade | No 6 |
| 1935 Residence | Same place |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
| Township / Ward | Pepperell Town |
| Est. Birth Year | ~1927 |
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.
8 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Richard | Age | Birth yr |
|---|---|---|---|---|
| Marilyn Parker | Daughter | — | 11 | ~1929 |
| Lee Parker | Son | — | 6 | ~1934 |
| Richard Parker | Son | — | 13 | ~1927 |
| Robert Parker | Son | — | 16 | ~1924 |
| Leslie Parker | Head | — | 39 | ~1901 |
| Mary Parker | Spouse | — | 36 | ~1904 |
| Virginia Parker | Daughter | — | 15 | ~1925 |
| Doris Parker | Daughter | — | 5 | ~1935 |
Census Appearances
1930
Middlesex, Massachusetts
Son, age 1
Middlesex, Massachusetts · implied b. ~1929 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Parker |
| Given Name | Richard A |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 1 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| Father's Birthplace | Massachusetts |
| Mother's Birthplace | Massachusetts |
| Can Read/Write | Yes |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
1940
Middlesex-County, Massachusetts
Son, age 13
Middlesex-County, Massachusetts · implied b. ~1927 — 8 household members
| Surname | Parker |
| Given Name | Richard |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 13 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| 1935 Residence (City) | Pepperell town |
| 1935 Residence (County) | Middlesex |
| Highest Grade | No 6 |
| 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 Richard Parker across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Richard Parker
Son · 1940 · age 13 · b. ~1927 · Massachusetts
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Sibling
Doris Parker
Sibling · 1940 · age 5
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Lee Parker
Sibling · 1940 · age 6
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Robert Parker
Sibling · 1940 · age 16
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Marilyn Parker
Sibling · 1940 · age 11
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Virginia Parker
Sibling · 1940 · age 15
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
1940 US Federal Census — Middlesex-County, Massachusetts
Open full size
1940 US Federal Census — Middlesex-County, Massachusetts
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01616-00663)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Lotha W. Rees | 59 | Wife | — | New York |
| 2 | Richard Rees | 24 | Son | — | Massachusetts |
| 3 | James D. Anderson | 49 | Head | Carpenter | Scotland |
| 4 | Lavina Anderson | 39 | Wife | — | Canada English |
| 5 | Hugh Murphy | 42 | Head | Pressman | Massachusetts |
| 6 | Marion Murphy | 30 | Wife | Feeder | Massachusetts |
| 7 | Julian Murphy | 9 | Son | — | Massachusetts |
| 8 | William Chapman | 64 | Head | Prod. Comm. | Massachusetts |
| 9 | Alice Chapman | 62 | Wife | — | Massachusetts |
| 10 | Niles M. Becker | 51 | Head | Farmer | New York |
| 11 | Frederick C. Becker | 21 | Son | Farmer | Massachusetts |
| 12 | Barbara Hopf | 63 | Sister | — | New York |
| 13 | Lester Mcinnis | 40 | Hired Man | Farmer | Canada English |
| 14 | Earl Ansell | 38 | Head | Auto Body | Canada English |
| 15 | Helen Ansell | 37 | Wife | Stenographer | Massachusetts |
| 16 | Jennie Wallace | 55 | Mother-in-law | Teacher | New Hampshire |
| 17 | Robert Mullen | 69 | Head | Farm Hand | Scotland |
| 18 | Clara O. Mullen | 66 | Wife | — | Canada English |
| 19 | Leslie W. Parker | 39 | Head | Laborer | Massachusetts |
| 20 | Mary Parker | 36 | Wife | — | New Hampshire |
| 21 | Robert L. Parker | 16 | Son | — | Massachusetts |
| 22 | Virginia L. Parker | 15 | Daughter | — | New Hampshire |
| 23 | Richard Parker THIS PERSON | 13 | Son | — | Massachusetts |
| 24 | Marilyn G. Parker | 11 | Daughter | — | New Hampshire |
| 25 | Lee M. Parker | 6 | Son | — | Massachusetts |
| 26 | Doris E. Parker | 5 | Daughter | — | Massachusetts |
| 27 | George Hallbourg | 48 | Head | Laborer | Massachusetts |
| 28 | Adelaide Hallbourg | 49 | Wife | — | Canada English |
| 29 | Walter Hallbourg | 23 | Son | Caretaker | Massachusetts |
| 30 | Darwin Hallbourg | 20 | Son | Baseball Player | Massachusetts |
| 31 | Donald Hallbourg | 18 | Son | — | Massachusetts |
| 32 | Shirley Hallbourg | 15 | Daughter | — | Connecticut |
| 33 | John Cotter | 45 | Head | Real Estate | Massachusetts |
| 34 | Helen W. Cotter | 43 | Wife | — | Massachusetts |
| 35 | Helen A. Cotter | 15 | Daughter | — | Massachusetts |
| 36 | John J. Jr. Cotter | 14 | Son | — | Massachusetts |
| 37 | Paul K. Cotter | 12 | Son | — | Massachusetts |
| 38 | Richard Cotter | 6 | Son | — | Massachusetts |
| 39 | Otto R. Shattuck | 54 | Head | Engraver | Massachusetts |
| 40 | Alice Shattuck | 37 | Wife | Analyzer | New Hampshire |
About This Record & Model Tree
This record was independently indexed by YourRoots from the 1940 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)