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Ada County

CountyThe kind of area this report covers. Neighborhood areas nest inside each other, from broad districts down to small pockets.IdahoSeller's market
Market temperatureA 0 to 100 score comparing this area with every similar area nationwide each month. 0 is the strongest buyer's market, 100 the strongest seller's market.Seller's market · 65
Buyer's marketBalancedSeller's market
$514K
Median sale priceThe middle sale price each month, counting normal open-market sales. The average runs above the median when a few expensive sales pull it up. Bars show how many homes sold.
+38.4%
1-yr changeHow much prices and sales counts changed since the same time last year, using a 3-month average to smooth out noise. Above the dashed line means growth.
2,151
Sales (12 mo)How many homes sold here in the last 12 months. More sales make the other numbers more reliable.
$533K
Median valueThe middle estimated value of all homes here, not just the ones that recently sold.

Deed records through Jul 2026 · Quarterly intervals (lower sales volume)Counties take time to publish deeds, so the newest months can be incomplete and may shift as more records arrive.

Market Trends

Market temperature (0–100)How the 0 to 100 market score moved over time. It blends price growth, sales pace, how often homes change hands, and seller profits.Temperature
20162018201920212022202320252026
Sale pricesThe middle sale price each month, counting normal open-market sales. The average runs above the median when a few expensive sales pull it up. Bars show how many homes sold.MedianSales
20162018201920212022202320252026
Growth (year over year)How much prices and sales counts changed since the same time last year, using a 3-month average to smooth out noise. Above the dashed line means growth.PriceSales
20162018201920212022202320252026
Price per square footThe middle price per square foot, for sales where the size is known. It adjusts for homes being different sizes.$/ft²
20162018201920212022202320252026
Sale premium vs estimated valueHow sale prices compare with our estimated values at the time of sale. Above the dashed line, homes sold for more than the models expected — a sign of competitive bidding. Below it, buyers paid under model value.Premium
20162018201920212022202320252026
Annual turnover (share of homes sold)The share of all homes here that sold in the trailing 12 months. Higher turnover means a more liquid market where homes trade hands more often.Turnover
20162018201920212022202320252026
Buyer mixWho is buying. Cash means no mortgage was recorded, investor means the buyer looked like an investor, and flip means the home resold within a year.CashInvestorFlip resale
20162018201920212022202320252026
Financing (share of purchase price)For buyers who borrowed: the middle share of the price they financed, and the middle share they paid up front.Loan (LTV)Down payment
20162018201920212022202320252026
Sellers who sold at a gainThe share of sellers each month who sold for more than they originally paid.Sold at gain
20162018201920212022202320252026
Typical hold before sellingThe middle number of years sellers owned their home before selling.Median hold
20162018201920212022202320252026
Median annualized return at resaleThe middle yearly gain sellers earned, spread across the years they owned the home. Only counts homes held at least a year.Annualized gain
20162018201920212022202320252026
Preforeclosure filingsForeclosure notices filed each month. A rise can be an early sign that more owners are struggling. Auction stage counts the filings that reached a scheduled foreclosure auction.FilingsAuction stage
20162018201920212022202320252026

Housing Stock

HomesHow many homes we have records for in this area.184,774
Median value (AVM)The middle estimated value of all homes here, not just the ones that recently sold.$533K
Median sizeThe middle home size here, measured in square feet.1,922 ft²
Median bedroomsThe middle bedroom count for homes here.3
Median year builtThe middle build year for homes here. A recent year means most housing is newer.2001
Single familyThe share of homes here that are single-family houses.95%
CondosThe share of homes here that are condos.2.3%

Equity & Ownership

Equity rich (LTV ≤ 50%)The share of owners who owe half or less of what their home is worth, meaning they hold a lot of equity.57%
Underwater (LTV ≥ 125%)The share of owners who owe at least 25% more than their home is worth.1.6%
Owner occupiedThe share of homes lived in by their owner rather than rented out or left empty.76%
Company ownedThe share of homes owned by a company or trust instead of a person.26%
Median loan-to-valueThe middle share of home value still owed on loans across all owners here.44%
Typical ownership tenureHow long the typical owner here has held their home.7.7 yrs

CommunityThese are comparison scores, not percentages. 100 equals the national average, so 150 means about 50% above average.

CrimeLocal crime compared with the rest of the country, where 100 is average. It reflects things like population density, income, and how crime gets reported.86
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.115
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.67

Index scale: 100 = US average (tick). Lower is better.

Homes occupiedThe share of homes here that someone lives in. The rest sit empty, including vacation and for-sale homes.95%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.31%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.7.2%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.1.1%
PopulationHow many people live in this area.539,359
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.513 / mi²
Median household incomeThe middle household income here — half of households earn more, half earn less.$85K
Average household incomeThe average household income. It runs higher than the median when a few high earners pull it up.$114K
Average tempThe average temperature here across a full year.51°F
Annual precipHow much rain and melted snow falls here in a typical year.12 in
SunshineThe share of daylight hours that get direct sun in a typical year, counting cloud cover.64%

Market metrics are derived from recorded arms-length deeds and refreshed nightly. Temperature blends price momentum, sales velocity, turnover and resale outcomes, ranked against all countys nationally.

How Ada County compares

By median home value, Ada County is the 8th most expensive of 44 counties in Idaho, and its typical home is worth more than 61% of all homes in Idaho.

Home values in Ada County

Share of homes at each estimated value.

Median
$299K$1.7M
counties in Idaho ranked by median home value
#IdahoMedian valueHomes
1Blaine County$1M15,365
2Teton County$955K5,049
3Bonner County$787K27,211
4Adams County$690K3,228
5Boundary County$617K5,640
6Kootenai County$611K73,738
7Valley County$604K12,475
8Ada County$533K184,774
9Fremont County$495K10,770
10Franklin County$484K5,182
11Latah County$471K12,541
12Gem County$448K8,649
13Owyhee County$437K3,808
14Bear Lake County$429K3,819
15Boise County$426K6,818
16Canyon County$421K92,821
17Oneida County$416K2,482
18Nez Perce County$414K17,221
19Idaho County$383K9,573
20Lemhi County$383K4,968
21Custer County$383K3,422
22Twin Falls County$379K32,066
23Clearwater County$379K4,897
24Payette County$372K10,190

44 counties in Idaho are ranked; the most valuable are listed here.

Markets in Ada County, most valuable first

About the Ada County market

What is the median home price in Ada County, ID?

The median sale price in Ada County, ID is $514,467 (data through July 2026), based on deeds recorded with the county. That is up 38.4% from a year earlier.

How many homes sell in Ada County, ID each year?

2,151 homes sold in Ada County, ID over the last 12 months (data through July 2026). TopHap counts recorded arm's-length deeds, not listings, so the figure is not affected by which brokerage handled the sale.

Is Ada County, ID a buyer's or seller's market?

Ada County, ID is currently a seller's market, scoring 65 out of 100 on TopHap's market temperature index (data through July 2026). The score weighs sales velocity and price direction; above 60 favours sellers, below 40 favours buyers.

How many homes are there in Ada County, ID?

Ada County, ID contains 184,774 residential properties, with a median of 1,922 square feet, 3 bedrooms, built around 2001. The median TopHap Estimate is $533K.

How does Ada County, ID compare to the rest of Idaho?

By median home value, Ada County, ID is the 8th most expensive of 44 counties in Idaho. Its typical home is worth more than 61% of all homes in Idaho. Valley County ranks just above it and Fremont County just below. The ranking is rebuilt nightly from the county assessor record of every home in each area.

Do people own or rent in Ada County, ID?

76% of homes in Ada County, ID are owner-occupied. 26% are held by a company rather than an individual.

How much equity do owners in Ada County, ID hold?

57% of mortgaged homes in Ada County, ID are equity-rich, meaning the loan balance is under half the home's value. 1.6% owe more than the home is worth.

Browse addresses

Every street and address TopHap holds is browsable by state, county and city. Browse ID property records.

Explore Ada County on the map

See every recorded sale, price heat map, school zone and flood overlay across Ada Countyin TopHap’s interactive 3D map.

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