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Mildred Long — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Hampden-County, Massachusetts
Our Model Tree links this Mildred Long across the 1930 and 1940 US Censuses in Hampden-County, Massachusetts (XGBoost, ~Confirmed) — first a daughter (b.~1928), then head of a 7-person household.
Age 12
b. ~1928
Female
Daughter
Born: Massachusetts
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Hampden-County, Massachusetts |
| Surname | Long |
| Given Name | Mildred |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 12 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| 1935 Residence (City) | Springfield |
| 1935 Residence (County) | Hampden |
| Additional Details | |
| Highest Grade | 7 |
| 1935 Residence | Same place |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
| Township / Ward | Springfield |
| Est. Birth Year | ~1928 |
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.
7 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Mildred | Age | Birth yr |
|---|---|---|---|---|
| Lois Long | Daughter | — | 7 | ~1933 |
| Pearl Long | Spouse | — | 43 | ~1897 |
| Mildred Long | Daughter | — | 12 | ~1928 |
| Armand Long | Son | — | 23 | ~1917 |
| Armand Long | Head | — | 43 | ~1897 |
| Muriel Long | Daughter | — | 19 | ~1921 |
| Doris Long | Daughter | — | 21 | ~1919 |
Census Appearances
1930
Hampden, Massachusetts
Daughter, age 2
Hampden, Massachusetts · implied b. ~1928 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Long |
| Given Name | Mildred |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 2 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| Father's Birthplace | England |
| Mother's Birthplace | Colorado |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
1940
Hampden-County, Massachusetts
Daughter, age 12
Hampden-County, Massachusetts · implied b. ~1928 — 7 household members
| Surname | Long |
| Given Name | Mildred |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 12 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| 1935 Residence (City) | Springfield |
| 1935 Residence (County) | Hampden |
| Highest Grade | 7 |
| 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 Mildred Long across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Mildred Long
Daughter · 1940 · age 12 · b. ~1928 · Massachusetts
★ You are viewing this record
Sibling
Lois Long
Sibling · 1940 · age 7
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Doris Long
Sibling · 1940 · age 21
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Muriel Long
Sibling · 1940 · age 19
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Armand Long
Sibling · 1940 · age 23
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 — Hampden-County, Massachusetts
Open full size
1940 US Federal Census — Hampden-County, Massachusetts
Page Contents
39 people indexed on this census page (nara:1940:m-t0627-01710-00266)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Eva Mikulski | 25 | Daughter | Stenographer | Massachusetts |
| 42 | Sarah Mikulski | 22 | Daughter | Stenographer | Russia |
| 43 | Lewis Mikulski | 20 | Son | Lineman | Russia |
| 44 | Leah Mikulski | 18 | Daughter | — | Massachusetts |
| 45 | Clarke Thurlow | 50 | Head | Tool Maker | Massachusetts |
| 46 | Mary Thurlow | 47 | Wife | — | Massachusetts |
| 47 | Elizabeth Thurlow | 29 | Daughter | — | Massachusetts |
| 48 | Bernard Thurlow | 21 | Son | Inspector | Massachusetts |
| 49 | Gerald Thurlow | 13 | Son | — | Massachusetts |
| 50 | Eugene Thurlow | 6 | Son | — | Massachusetts |
| 51 | John J. O'Leary | 51 | Head | Printer | Ireland |
| 52 | Gilla M. O'Leary | 44 | Wife | — | Massachusetts |
| 53 | Margaret M. O'Leary | 19 | Daughter | Clerical | Massachusetts |
| 54 | Rita J. O'Leary | 14 | Daughter | — | Massachusetts |
| 55 | Armand Long | 43 | Head | Machinist | England |
| 56 | Pearl Long | 43 | Wife | — | Colorado |
| 57 | Armand Long | 23 | Son | Commercial Artist | Massachusetts |
| 58 | Doris Long | 21 | Daughter | Inspector | Massachusetts |
| 59 | Muriel Long | 19 | Daughter | Inspector | New Hampshire |
| 60 | Mildred Long THIS PERSON | 12 | Daughter | — | Massachusetts |
| 61 | Lois Long | 7 | Daughter | — | Massachusetts |
| 63 | Harold F. Peavey | 48 | Head | Mechanical Engineer | New Hampshire |
| 64 | Georgiana D. Peavey | 47 | Wife | — | New Hampshire |
| 65 | John F. Peavey | 24 | Son | Manager | Connecticut |
| 66 | Mattie B. Peavey | 22 | Daughter | Clerical | Connecticut |
| 67 | William S. Peavey | 19 | Son | Draftsman | Massachusetts |
| 68 | Mary L. Hurlin | 45 | Sister-in-law | Private Secretary | New Hampshire |
| 69 | Arthur Picard | 57 | Head | Conductor | Vermont |
| 70 | Estelle Picard | 56 | Wife | — | Ohio |
| 71 | Robert Picard | 29 | Son | Assistant Superintendent | Massachusetts |
| 72 | Fred J. Norlick | 59 | Head | — | New York |
| 73 | Louise B. Norlick | 53 | Wife | — | Massachusetts |
| 74 | Edward J. Porter | 52 | Head | Produce Man | Massachusetts |
| 75 | Lena C. Porter | 52 | Wife | — | Massachusetts |
| 76 | Theodora L. Porter | 31 | Daughter | Ledger Clerk | Massachusetts |
| 77 | Anna B. Kinney | 48 | Head | — | New York |
| 78 | Katherine M. Kinney | 17 | Daughter | — | Massachusetts |
| 79 | Morris Kimball | 50 | Head | Proprietor | Russia |
| 80 | Rose Kimball | 21 | Wife | — | Massachusetts |
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)