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Oregon · HUD 2027 designations

Oregon 2027 QCTs and DDAs by county

HUD's 2027 list puts 97 Oregon census tracts, home to 403,369 people in the 2020 Census, in qualified census tracts, across 21 counties; Multnomah County (31), Lane County (15), Klamath County (5) have the most. 16 nonmetropolitan counties are difficult development areas. 19 ZIP code areas (ZCTAs) are Small Area DDAs. A building in a QCT or DDA can take 130% of eligible basis. The lists apply to allocations and bond issues after December 31, 2026.

972027 qualified census tracts
403,369people in them (2020 Census)
16nonmetro DDA counties
19Small Area DDA ZIP codes

Qualified census tracts by county

Click a column to sort. Each county opens its full tract list.
County2027 QCTsPopulation in QCTsMonitored LIHTC properties in QCTs
Benton County416,4140
Clackamas County210,0278
Clatsop County27,9335
Coos County12,3560
Deschutes County416,6555
Douglas County210,4984
Jackson County415,02511
Jefferson County12,6220
Josephine County310,8563
Klamath County515,3573
Lane County1564,92312
Lincoln County26,4453
Linn County26,5740
Malheur County29,5265
Marion County525,4296
Multnomah County31135,07488
Umatilla County13,4332
Union County13,1333
Wasco County13,8132
Washington County518,3376
Yamhill County418,9396

Sources: HUD 2027 QCT data file (qct_data_2027.xlsx), checked tract by tract against HUD's QCT2027.csv; population from the 2020 Census columns in that file. Properties: HUD's LIHTC database (LIHTCPUB, revised May 28, 2026), monitored properties by 2020 tract.

Nonmetropolitan DDA counties

Every site in these counties is in a 2027 difficult development area: Clatsop County, Coos County, Curry County, Douglas County, Grant County, Hood River County, Klamath County, Lake County, Lincoln County, Malheur County, Sherman County, Tillamook County, Umatilla County, Union County, Wallowa County, Wasco County.

Small Area DDA ZIP codes

In metro areas HUD designates DDAs by ZIP Code Tabulation Area. A ZCTA follows ZIP code boundaries closely but not exactly, so check a specific address with the lookup.

Metro area2027 Small Area DDA ZCTAs
Albany, OR MSA97333, 97348, 97377, 97389
Eugene-Springfield, OR MSA97401, 97403, 97405, 97408, 97431, 97438, 97455
Grants Pass, OR MSA97527, 97544
Jefferson County, OR HUD Metro FMR Area97730, 97760
Medford, OR MSA97530
Portland-Vancouver-Hillsboro, OR-WA MSA97089, 97140
Salem, OR MSA97325

Changes from the 2026 lists

Compared with HUD's 2026 lists, Oregon gains 12 qualified census tracts and loses 9; 10 Small Area DDA ZIP codes are new and 20 dropped off; 4 nonmetro DDA counties are new and 0 dropped off. A site that dropped off keeps its status for an application filed before 2027 and allocated within 730 days. Every state's changes.

CountyTracts new for 2027Tracts dropped since 2026
Multnomah County82.04, 92.04, 97.03, 106.01104.08
Jackson County27.022.01, 13.03
Washington County311, 317.06, 324.09
Deschutes County3.02, 15.01
Klamath County97129719
Curry County9501
Lane County32.01
Lincoln County9508
Linn County308.02
Polk County202.03
Wasco County9705

Nonmetro DDA counties new for 2027: Grant County, Lake County, Malheur County, Wallowa County.

Small Area DDA ZIP codes new for 2027: 97325, 97333, 97348, 97377, 97401, 97403, 97405, 97438, 97527, 97760.

Small Area DDA ZIP codes dropped: 97020, 97026, 97032, 97034, 97035, 97068, 97101, 97115, 97124, 97137, 97201, 97209, 97211, 97214, 97217, 97342, 97350, 97351, 97488, 97490.

Computed by us from HUD's 2026 and 2027 files; 2026 notice: FR Doc. 2025-19007.

Designations: HUD 2027 QCT and DDA designations, FR Doc. 2026-20390 (91 FR 63573, Oct. 6, 2026).

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