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3-digit ZIP regional index

Home appreciation in ZIP codes 985xxOlympia, WA area

FHFA HPI® data shows the regional home price index for ZIP codes beginning with 985 changed +2.3% over the year to Q2 2026, compared with +1.1% for Washington and +3.0% for the United States.

The region covers ZIP codes 98501–98597. Most of its 2010 population lived in Thurston County (53%), Grays Harbor County (15%), Lewis County (14%). Communities in the region include Lacey, Tumwater, Aberdeen, Centralia, Shelton. This is a regional index, not a ZIP5, street, or individual-home estimate.

1-year change
+2.3%

Year to Q2 2026

5-year change
+32.9%

vs U.S. +41.3%

Since Q1 1995
+323%

vs U.S. +292%

National rank (1 year)
635th

of 882 ZIP3 regions

ZIP3 985 vs Washington and the U.S.

FHFA HPI® all-transactions index, rebased so Q1 1995 = 100, through Q2 2026

1002003004005001995200020052010201520202025
  • ZIP3 985: 422.5
  • Washington: 486.5
  • Olympia-Lacey-Tumwater, WA metro: 423.5
  • United States: 391.6

Want a different starting year? Rebase this chart or compare with another ZIP3.

Appreciation by time window

Percent change in the regional index to Q2 2026; gaps are percentage points
WindowZIP3 985WAU.S.Gap vs WAGap vs U.S.
1 year+2.3%+1.1%+3.0%+1.2 pts−0.8 pts
3 years+8.6%+8.2%+12.9%+0.4 pts−4.2 pts
5 years+32.9%+29.7%+41.3%+3.1 pts−8.4 pts
10 years+126%+105%+93.3%+21.4 pts+32.9 pts
Since Q1 1995+323%+387%+292%−64.0 pts+31.0 pts

If you bought in ZIP3 985 in…

Applying the regional index change from the same quarter of each year to Q2 2026 to an example $300,000 purchase price. Individual homes can differ widely from the regional average.

Bought inIndex change$300,000 then, at the regional rate
Q2 1995+322%$1,266,800
Q2 2000+268%$1,103,954
Q2 2005+151%$754,231
Q2 2010+127%$682,475
Q2 2015+141%$723,204
Q2 2020+59.2%$477,568
Q2 2021+32.9%$398,604
Q2 2023+8.6%$325,893
Q2 2025+2.3%$306,752

How ZIP3 985 ranks

Over the past year ZIP3 985 ranks 635th of 882 3-digit ZIP regions nationally and 3rd of 14 in Washington. Its one-year change is −0.8 pts versus the nation and +1.2 pts versus Washington. Rank 1 is the strongest appreciation.

WindowNational rankRank in Washington
1 year635th of 8823rd of 14
3 years756th of 8827th of 14
5 years759th of 8826th of 14
10 years59th of 8823rd of 14
Since Q1 1995233rd of 8799th of 14

Boom, bust, and recovery in ZIP3 985

ZIP3 985's index peaked in Q1 2008, fell 25.1% to its low in Q3 2013, and regained its peak in Q4 2017, about 9.8 years after the top. Today it sits +95.9% versus that 2000s peak. How every state and ZIP region fared

Area2000s peakLow pointPeak to lowBack to peakToday vs peak
ZIP3 985Q1 2008Q3 2013-25.1%Q4 2017 (9.8 yrs)+95.9%
WAQ4 2007Q2 2012-25.2%Q2 2016 (8.5 yrs)+106%
MetroQ1 2008Q3 2012-24.6%Q3 2017 (9.5 yrs)+93.0%
U.S.Q1 2007Q2 2012-19.0%Q4 2016 (9.8 yrs)+89.3%

Appreciation after inflation

Adjusting for consumer price inflation, ZIP3 985's index has changed +90.8% in real terms since Q1 1995. Home prices vs inflation

WindowInflation (CPI-U)ZIP3 985 after inflationWA after inflationMetro after inflationU.S. after inflation
1 year+3.9%-1.6%-2.7%-0.9%-0.8%
3 years+9.8%-1.1%-1.4%+0.0%+2.8%
5 years+24.0%+7.1%+4.6%+6.2%+13.9%
10 years+39.1%+62.7%+47.3%+56.2%+39.0%
Since Q1 1995+121%+90.8%+120%+91.3%+76.8%

Estimate appreciation for a home in ZIP3 985

Estimate regional appreciation

Regional estimate

$678,711

Estimated gain
$378,711
Index change
+126%
Start index
186.76
End index
422.52

ZIP3 985 (Olympia, WA area), Q2 2016 to Q2 2026. Index type: Native 3-Digit ZIP index.

About this estimate. This calculator is an independent tool that applies the publicly available FHFA House Price Index® (FHFA HPI®) to a value you enter. The FHFA HPI® is a 3-digit ZIP (regional) index that measures average price movement across a broad area - it is not specific to any individual property, and the result is not an appraisal, tax assessment, lender valuation, or guaranteed market value. zipappreciation.com is not affiliated with or endorsed by the FHFA. Source: Federal Housing Finance Agency, FHFA HPI® (fhfa.gov).

Nearby 3-digit ZIP regions

3-digit ZIP regionState1 year5 yearsSince Q1 1995
984 · Tacoma, WA areaWA+3.1%+27.9%+422%
983 · Bremerton, WA areaWA+0.3%+29.4%+347%
981 · Seattle, WA areaWA+0.3%+20.2%+493%
980 · Bellevue, WA areaWA+0.1%+31.0%+439%
986 · Vancouver, WA areaWA+2.0%+31.1%+339%
982 · Everett, WA areaWA+0.8%+33.6%+377%

Recent quarterly index values

FHFA HPI® values for ZIP3 985 (original FHFA base, Q1 1995 = 100). Index type: Native 3-Digit ZIP index.
PeriodIndex
Q2 2026422.52
Q1 2026421.59
Q4 2025422.85
Q3 2025423.11
Q2 2025413.22
Q1 2025407.03
Q4 2024407.52
Q3 2024410.10
Q2 2024400.42
Q1 2024393.62
Q4 2023388.65
Q3 2023390.79

Frequently asked questions

How much have home prices risen in ZIP codes starting with 985?
Based on FHFA HPI® data for 3-digit ZIP region 985, the regional index changed +2.3% over the year to Q2 2026, +32.9% over five years, +126% over ten years, and +323% since Q1 1995.
Is ZIP3 985 appreciating faster than Washington and the U.S.?
Over the past year the region's index +2.3% compares with +1.1% for Washington and +3.0% for the U.S., a gap of −0.8 pts versus the nation. Over five years the gap versus the nation is −8.4 pts.
Which ZIP codes are in 3-digit ZIP region 985?
All ZIP codes that begin with 985. Census 2010 ZIP Code Tabulation Areas in this region run from 98501 to 98597 (63 areas). FHFA publishes one index for the whole 3-digit region, not for each 5-digit ZIP code.
Can I use this to value my home?
No. The FHFA HPI® is a broad regional index of average price movement. It is not an appraisal, tax assessment, or automated valuation of any individual property. Use it as general context alongside local sales and a professional opinion.