MC
Mary Chase — 1920 US Census Record
Model Tree available1920 United States Federal Census · Rockingham, New Hampshire
Our Model Tree links this Mary Chase across the 1900, 1910 and 1920 US Censuses in Rockingham, New Hampshire (XGBoost, ~Confirmed), with identified parents Arthur & Arthur — first a daughter (b.~1899), then head of a 5-person household.
Age 21
b. ~1899
Female
Daughter
Born: New Hampshire
Single
1920 Census Record Details
| Census Year | 1920 |
| Location | Rockingham, New Hampshire |
| Surname | Chase |
| Given Name | Mary H. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 21 |
| Marital Status | Single |
| Birthplace | New Hampshire |
| Father's Birthplace | New Hampshire |
| Mother's Birthplace | Massachusetts |
| Additional Details | |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | New Hampshire |
| Birth Country | United States |
| Birthplace (normalized) | new hampshire |
| Township / Ward | Hampton Falls Town |
| Est. Birth Year | ~1899 |
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 Mary | Age | Birth yr |
|---|---|---|---|---|
| Dora Chase | Daughter | — | 17 | ~1903 |
| John Chase | Son | — | 6 | ~1914 |
| Mabel Chase | Spouse | — | 46 | ~1874 |
| Arthur Chase | Head | — | 48 | ~1872 |
| Mary Chase | Daughter | — | 21 | ~1899 |
Census Appearances
1900
Rockingham, New …
Daughter, age 2
Rockingham, New Hampshire · implied b. ~1898 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Chase |
| Given Name | Mary A |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 2 |
| Marital Status | Single |
| Birthplace | New Hampshire |
| Birth Month | May |
| Birth Year | 1898 |
| Father's Birthplace | New Hampshire |
| Mother's Birthplace | Massachusetts |
| Can Read | No |
| Can Write | No |
| Speaks English | Yes |
| Birth State | New Hampshire |
| Birth Country | United States |
| Birthplace (normalized) | new hampshire |
1910
Rockingham, New …
Daughter, age 11
Rockingham, New Hampshire · implied b. ~1899 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Chase |
| Given Name | Mary A. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 11 |
| Marital Status | Single |
| Birthplace | New Hampshire |
| Father's Birthplace | New Hampshire |
| Mother's Birthplace | Massachusetts |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | English |
| Birth State | New Hampshire |
| Birth Country | United States |
| Birthplace (normalized) | new hampshire |
1920
Rockingham, New …
Daughter, age 21
Rockingham, New Hampshire · implied b. ~1899 — 5 household members
| Surname | Chase |
| Given Name | Mary H. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 21 |
| Marital Status | Single |
| Birthplace | New Hampshire |
| Father's Birthplace | New Hampshire |
| Mother's Birthplace | Massachusetts |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| 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 Chase across 3 US Census years (1900, 1910 and 1920) in Rockingham, New Hampshire, using XGBoost record linkage. Identified parents: father Arthur Chase (~0.92 confidence) and father Arthur Chase (~0.92 confidence) and father Arthur Chase (~0.92 confidence) and mother Mabel Chase (~0.92 confidence) and mother Mabel Chase (~0.92 confidence) and mother Mabel Chase (~0.92 confidence). The pedigree spans 1 generation with 6 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Arthur Chase
b. ~1871
Source father
● Household
· direct · ~0.92
Father
Arthur Chase
b. ~1872
Source father
● Household
· direct · ~0.92
Father
Arthur Chase
b. ~1852
Source father
● Household
· direct · ~0.92
Mother
Mabel Chase
b. ~1873
Source mother
● Household
· direct · ~0.92
Mother
Mabel Chase
b. ~1874
Source mother
● Household
· direct · ~0.92
Mother
Mabel Chase
b. ~1854
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Mary Chase
Daughter · 1920 · age 21 · b. ~1899 · New Hampshire
★ You are viewing this record
Sibling
John Chase
Sibling · 1920 · age 6
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Dora Chase
Sibling · 1920 · 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
1920 US Federal Census — Rockingham, New Hampshire
Open full size
1920 US Federal Census — Rockingham, New Hampshire
Page Contents
50 people indexed on this census page (ia:1920:14thcensusofpopu1013unit:0966)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Drysdale Margaret Frain | 75 | Wife | — | Scotland |
| 2 | John H. Hamilton | 63 | Head | Carpenter | Scotland |
| 3 | Emma E. Hamilton | 60 | Wife | — | New Hampshire |
| 4 | Edwin L. James | 40 | Boarder | Chauffeur | New Hampshire |
| 5 | Lillian H. James | 40 | Boarder | — | New Hampshire |
| 6 | Eleanor H. James | 15 | Boarder | — | New Hampshire |
| 7 | James Brown | 77 | Head | — | Scotland |
| 8 | Judicial Brown | 61 | Head | Laborer | Scotland |
| 9 | Rose M. Brown | 52 | Wife | — | New Hampshire |
| 10 | Annie E. Evans | 75 | Head | — | New Hampshire |
| 11 | Ellen P. Humphrey | 71 | Sister | — | New Hampshire |
| 12 | Ralph S. Godfrey | 41 | Head | Painter | New Hampshire |
| 13 | Sarah B. Godfrey | 39 | Wife | — | New Hampshire |
| 14 | Richard S. Godfrey | 15 | Son | — | New Hampshire |
| 15 | Eleanor L. Godfrey | 13 | Daughter | — | New Hampshire |
| 16 | Margaret F. Godfrey | 7 | Daughter | — | New Hampshire |
| 17 | Katherine A. Leoburn | 26 | Servant | Type Setter | New Hampshire |
| 18 | Alexander Poole | 60 | Head | Body Maker | Canada |
| 19 | Gertrude Poole | 31 | Wife | — | England |
| 20 | Walter H. Poole | 16 | Son | Body Maker | Rhode Island |
| 21 | Katherine G. Poole | 20 | Daughter | — | Massachusetts |
| 22 | Gordon R. Poole | 18 | Son | Body Maker | Massachusetts |
| 23 | Marion Poole | 10 | Daughter | — | Massachusetts |
| 24 | Harold B. Poole | 6 | Son | — | Massachusetts |
| 25 | William P. Poole | 3 | Son | — | Massachusetts |
| 26 | Gertrude H. Poole | 1 | Daughter | — | New Hampshire |
| 27 | Fred James | 54 | Head | Carpenter | New Hampshire |
| 28 | Ida E. James | 52 | Wife | — | New Hampshire |
| 29 | Florence James | 32 | Daughter | — | New Hampshire |
| 30 | Adeline James | 15 | Daughter | — | New Hampshire |
| 31 | Arthur W. Chase | 48 | Head | Painter | New Hampshire |
| 32 | Mabel M. Chase | 46 | Wife | — | Massachusetts |
| 33 | Mary H. Chase THIS PERSON | 21 | Daughter | — | New Hampshire |
| 34 | Dora M. Chase | 17 | Daughter | — | New Hampshire |
| 35 | John M. Chase | 6 | Son | — | New Hampshire |
| 36 | Melville S. Dewitt | 70 | Head | Agent | Maine |
| 37 | Martha S. Dewitt | 66 | Wife | — | Canada |
| 38 | John Brown | 70 | Head | Farmer | Scotland |
| 39 | Mary P. Brown | 63 | Wife | — | New Hampshire |
| 40 | Mabel H. Brown | 31 | Daughter | — | New Hampshire |
| 41 | George M. Tarlton | 55 | Hired man | Farmer | New Hampshire |
| 42 | Clarence L. D. Brown | 76 | Head | — | New Hampshire |
| 43 | Marion S. Andrew | 53 | Head | — | New Hampshire |
| 44 | Edward S. Brown | 34 | Head | Cutter | Massachusetts |
| 45 | Gertrude H. Brown | 41 | Wife | — | New Hampshire |
| 46 | Muriel Clara Brown | 8 | Daughter | — | New Hampshire |
| 47 | Arthur M. Dodge | 57 | Head | Physician | New Hampshire |
| 48 | Kate I. Dodge | 47 | Wife | — | Massachusetts |
| 49 | Charles A. Parker | 41 | Head | Clergyman | Massachusetts |
| 50 | Mildred F. Parker | 34 | Wife | — | Massachusetts |
Pedigree Summary
Mary + 2 siblings
Gen 1 · 6 parents
~0.92
Max depth 4 (1900–1950 window)
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)