Grant County, WA Average Home Price (2026)
The average home price in Grant County, Washington is about $308,000 (the 2026 median across 10 ZIP codes, at ~$243/sq ft) — 39% more affordable than the Washington median and 7% more expensive than the typical U.S. home.
How Grant County compares
Grant County is about average for housing nationally: its typical home costs $308,000 against $501,000 for Washington and $289,000 for the U.S. Within the county, ZIP-level values run from about $217,000 to $440,000.
| Area | Typical value | $ / sq ft |
|---|---|---|
| Grant County | $308,000 | $243 |
| Washington | $501,000 | $312 |
| United States | $289,000 | $193 |
Grant County home prices by ZIP code
The 10 most valuable ZIP codes in Grant County (of 10 with data):
| ZIP code | Typical value | $ / sq ft | vs county |
|---|---|---|---|
| 99349 Mattawa | $440,000 | $330 | +43% |
| 98848 Quincy | $421,000 | $292 | +37% |
| 98837 Moses Lake | $360,000 | $240 | +17% |
| 99357 Royal City | $347,000 | $326 | +13% |
| 98823 Ephrata | $310,000 | $245 | +1% |
| 99123 Electric City | $306,000 | $159 | -1% |
| 98851 Soap Lake | $300,000 | $239 | -3% |
| 98860 Wilson Creek | $285,000 | $150 | -7% |
| 98857 Warden | $282,000 | $253 | -8% |
| 99135 Hartline | $217,000 | $114 | -30% |
Home value appreciation in Grant County
Home prices in Grant County have risen about 109% over the last 10 years (≈7.7% a year) and +159.1% over 20 years, according to the FHFA house price index through 2025. The most recent year came in at +0.7% — roughly flat. A home worth $308,000 today was worth roughly $147,087 ten years ago.
See where that trend takes a specific home with the home appreciation calculator — statewide, Washington is +113.0% over the same 10 years. Past appreciation is a track record, not a forecast; local prices can fall.
Calculators for Grant County
Run the numbers for Grant County with the local rates already filled in — change any input to test your own situation.
Salary needed to buy a home in Grant County
To buy the typical $308,000 home in Grant County with 20% down, you need a household income of roughly $84,000 a year (about $1,960 a month for the mortgage, taxes, and insurance). With 10% down the bar rises to about $100,000, because the loan is bigger and mortgage insurance kicks in.
| Down payment | Cash down | Monthly payment | Income needed |
|---|---|---|---|
| 5% (+PMI) | $15,400 | $2,430/mo | $104,000/yr |
| 10% (+PMI) | $30,800 | $2,320/mo | $100,000/yr |
| 20% | $61,600 | $1,960/mo | $84,000/yr |
Assumes a 30-year fixed mortgage at 6.5%, property tax at 1.1% and insurance at 0.45% of value per year, PMI of 0.75% on loans with less than 20% down, and the standard 28% housing-to-income rule. Your rate, taxes, and HOA will move these — run your own numbers in the mortgage calculator.
What your budget buys in Grant County
At about $243 per square foot, here is roughly how much home different budgets get you in Grant County:
| Budget | Approx. size | What that looks like locally |
|---|---|---|
| $150k | 620 sq ft | below the local median — condos, smaller or older homes |
| $200k | 820 sq ft | below the local median — condos, smaller or older homes |
| $250k | 1030 sq ft | around the typical home here |
| $300k | 1230 sq ft | around the typical home here |
| $400k | 1650 sq ft | around the typical home here |
Wondering where that budget goes further? The relocation calculator ranks hundreds of U.S. cities by what the same money buys — it opens filtered to Washington.
Estimate a specific home in Grant County
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Grant County home prices: frequently asked
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Browse all Washington cities and counties, or look up price per square foot by ZIP code nationwide.
Directional estimates from public market data (Realtor.com & Zillow research; FHFA house price index; Census ZIP-to-county relationships), not appraisals.