MR
Mary Richardson — 1920 US Census Record
Linked across censuses1920 United States Federal Census · Middlesex, Massachusetts
Our Model Tree links this Mary Richardson across the 1900, 1910 and 1920 US Censuses in Middlesex, Massachusetts (XGBoost, ~Confirmed) — first a head (b.~1846), then head of a 9-person household.
Age 74
b. ~1846
Female
Head
Born: New Hampshire
Widowed
1920 Census Record Details
| Census Year | 1920 |
| Location | Middlesex, Massachusetts |
| Surname | Richardson |
| Given Name | Mary A. |
| Relationship to Head | Head |
| Sex | F |
| Color / Race | White |
| Age | 74 |
| Marital Status | Widowed |
| Birthplace | New Hampshire |
| Father's Birthplace | New Hampshire |
| Mother's Birthplace | New Hampshire |
| Additional Details | |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Home Owned/Rented | O |
| Home Free/Mortgaged | M |
| Birth State | New Hampshire |
| Birth Country | United States |
| Birthplace (normalized) | new hampshire |
| Township / Ward | Waltham City |
| Est. Birth Year | ~1846 |
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.
9 people recorded at the same address in the 1920 census.
| Name | Relation to head | Relative to Mary | Age | Birth yr |
|---|---|---|---|---|
| Alice Richardson | Daughter | — | 57 | ~1863 |
| Gertrude Richardson | Daughter | — | 54 | ~1866 |
| Mary Richardson | Head | — | 74 | ~1846 |
| Florence Coombs | Other | — | 49 | ~1871 |
| Ethel Bickley | Other | — | 32 | ~1888 |
| Barbara Miller | Other | — | 3 | ~1917 |
| Joseph Bickley | Other | — | 39 | ~1881 |
| Carl Miller | Other | — | 36 | ~1884 |
| Elsa Miller | Other | — | 22 | ~1898 |
Census Appearances
1900
Middlesex, Massachusetts
Head, age 51
Middlesex, Massachusetts · implied b. ~1849 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Richardson |
| Given Name | Mary J |
| Relationship to Head | Head |
| Sex | F |
| Color / Race | White |
| Age | 50 |
| Marital Status | Widowed |
| Birthplace | New Hampshire |
| Birth Month | Dec |
| Birth Year | 1849 |
| Father's Birthplace | New Hampshire |
| Mother's Birthplace | New Hampshire |
| Occupation | Dressmaker |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | New Hampshire |
| Birth Country | United States |
| Birthplace (normalized) | new hampshire |
1910
Middlesex, Massachusetts
Head, age 64
Middlesex, Massachusetts · implied b. ~1846 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Richardson |
| Given Name | Mary E |
| Relationship to Head | Head |
| Sex | F |
| Color / Race | White |
| Age | 64 |
| Marital Status | Widowed |
| Birthplace | New Hampshire |
| Children Born | 3 |
| Children Living | 2 |
| Father's Birthplace | New Hampshire |
| Mother's Birthplace | New Hampshire |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | New Hampshire |
| Birth Country | United States |
| Birthplace (normalized) | new hampshire |
1920
Middlesex, Massachusetts
Head, age 74
Middlesex, Massachusetts · implied b. ~1846 — 9 household members
| Surname | Richardson |
| Given Name | Mary A. |
| Relationship to Head | Head |
| Sex | F |
| Color / Race | White |
| Age | 74 |
| Marital Status | Widowed |
| Birthplace | New Hampshire |
| Father's Birthplace | New Hampshire |
| Mother's Birthplace | New Hampshire |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Home Owned/Rented | O |
| Home Free/Mortgaged | M |
| Birth State | New Hampshire |
| Birth Country | United States |
| Birthplace (normalized) | new hampshire |
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 Mary Richardson across 3 US Census years (1900, 1910 and 1920) in Middlesex, Massachusetts, using XGBoost record linkage.
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This person
Anchor record
Mary Richardson
Head · 1920 · age 74 · b. ~1846 · 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
49 people indexed on this census page (ia:1920:14thcensusofpopu719unit:1022)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Isabelle Mcquillen | 38 | Sister | Balance Maker | Maine |
| 2 | Eugene J. Lawson | 37 | Head | Operator | New York |
| 3 | Jennie Lawson | 37 | Wife | — | Massachusetts |
| 4 | Marjorie G. Lawson | 9 | Daughter | — | Massachusetts |
| 5 | Thomas J. Lawson | 3 | Son | — | Massachusetts |
| 6 | Guy Mane | 40 | Head | Garage | Maine |
| 7 | Agnes B. Mane | 35 | Wife | — | Maine |
| 8 | Dorothy R. Mane | 4 | Daughter | — | Maine |
| 9 | Mae T. Leighton | 38 | Head | Polisher | Maine |
| 10 | Herndon W. Leighton | 16 | Son | — | Maine |
| 11 | Charles T. Eldridge | 40 | Cousin | Collector | Massachusetts |
| 12 | Andrew J. Wheeler | 58 | Lodger | Chauffeur | Massachusetts |
| 13 | Mary A. Richardson THIS PERSON | 74 | Head | — | New Hampshire |
| 14 | Alice M. Richardson | 57 | Daughter | — | New Hampshire |
| 15 | Gertrude G. Richardson | 54 | Daughter | Bookkeeper | Massachusetts |
| 16 | Carl P. Miller | 36 | Grandson | Electrician | New Hampshire |
| 17 | Elsa H. Miller | 22 | Granddaughter | Teacher | Sweden |
| 18 | Barbara A. Miller | 3 | Great Granddaughter | — | Massachusetts |
| 19 | Joseph G. Bickley | 39 | Lodger | Watchmaker | England |
| 20 | Ethel B. Bickley | 32 | Lodger | Laborer | Nova Scotia |
| 21 | Florence C. Coombs | 49 | Lodger | Office Clerk | Maine |
| 22 | Pasquale Guggi | 47 | Head | Laborer | Italy |
| 23 | Teresa Guggi | 40 | Wife | — | Italy |
| 24 | Mary R. Guggi | 19 | Daughter | Bookkeeper | Massachusetts |
| 25 | Joseph F. Guggi | 18 | Son | Aug-Hingst | Massachusetts |
| 26 | Vito R. Guggi | 16 | Son | Draftsman | Massachusetts |
| 27 | Isabel Guggi | 15 | Daughter | — | Massachusetts |
| 28 | Helen Y. Guggi | 11 | Daughter | — | Massachusetts |
| 29 | Alfred V. Guggi | 10 | Son | — | Massachusetts |
| 30 | Albert H. Guggi | 7 | Son | — | Massachusetts |
| 31 | Loretta A. Bourgoyne | 31 | Head | Coiler | New Brunswick |
| 32 | Joseph L. Bourgoyne | 32 | Brother | Machinist | New Brunswick |
| 33 | Mary C. Bourgoyne | 21 | Sister | Cloth Mender | New Brunswick |
| 34 | Emma F. Brooks | 75 | Head | — | Massachusetts |
| 35 | Sarah E. Ray | 54 | Lodger | Bookkeeper | Massachusetts |
| 36 | Gertrude Whalin | 21 | Lodger | Material Clerk | Prince Edward Island |
| 37 | Jennie P. Eaton | 72 | Head | — | Maine |
| 38 | Mary E. Morton | 57 | Lodger | Saleswoman | Scotland |
| 39 | Wilfred G. I. Morton | 17 | Lodger | Setter | New Hampshire |
| 40 | Alice G. Crosby | 63 | Head | — | Massachusetts |
| 41 | Helen E. Crosby | 62 | Sister | — | Massachusetts |
| 42 | Ernest Grayson | 29 | Head | Machinist | England |
| 43 | Eva L. Grayson | 29 | Wife | — | England |
| 44 | Florence Grayson | 6 | Daughter | — | Massachusetts |
| 45 | Eva M. Grayson | 5 | Daughter | — | Massachusetts |
| 46 | Edith C. Grayson | 2 | Daughter | — | Massachusetts |
| 47 | Samuel Grayson | 52 | Father-in-law | — | Virginia |
| 48 | Israel B. Gotham | 45 | Head | Train Maker | Pennsylvania |
| 49 | Helen T. Gotham | 38 | Wife | — | 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)