Houston 77021
Houston-The Woodlands-Sugar Land, TX · Harris County, TX · 11,553 properties · updated 7/5/2026
Should you buy here?buyer-timing lens
56affordability /100
Buyer leverage is balanced; weigh payment burden and the 3-lens valuation before bidding.
Payment burden
26.4%
affordable
Days on market
72
daily
Price cuts
22.2%
of active
Valuation
-33.1%
vs assessor
43
/100
Mixed
cooling · balanced · prices easing year-over-year.
Price trend
2
Affordability
85
Valuation
35
Economic health
56
Verdict grades housing conditions; buyer-timing, investor cash-flow, supply-tightness and county macro scores answer different questions — each in its own section.
Buyer / sellerbuyer-timing lens
Balanced Market
DOM: 86d (falling) · Market Dynamics rolling median · hourly
Score Components
Payment Burden (25%)25
Valuation Gap (25%)10
Supply & Demand (20%)100
Buy vs Rent (15%)0
Cancellation Rate (10%)100
Days on Market (5%)75
Balanced market in 77021. List price is roughly fair — focus on condition and value. Payment burden: 26.5% of median income. Median days on market: 86.
Balanced market conditions. Prices roughly aligned with fundamentals — similar to stable periods in 2014-2015.
COOLINGBALANCED
Market is cooling with expanding inventory. Conditions are balanced between buyers and sellers. Prices down 5.7% YoY.
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Market snapshoteach number, once
Median price
$196,493
▾ 5.7% YoY
Days on market
72
daily · zip_data
Median rent
$1,859
ZORI
Investor score
71/100
cash-flow lens
Active listings
190
90-day
Valuation3 lenses, different anchors
vs assessor
-33.1%
Market vs assessed value — a tax-roll lag, not a deal signal.
Avg assessor$131,403
county CAMA · properties_v
vs income
—
Fair-value model not available for this market.
fair_value_scores · 10-state coverage
vs county comps
+59.7%
County-wide market — the widest, slowest signal.
Harris+59.7%
Lotvox comps · mv_valuation_gap
Read together: Above county comps but sustainable on local incomes.
Pricing detail
Price / sqft$143
Price-to-income4.4×
How 77021 ranks in TX
percentile vs all Texas ZIPs · n=1763
Market velocity50%
Supply tightness44%
Affordability28%
Investment yield96%
Appreciation7%
Affordability, supply & momentum
21SUPPLY
OversuppliedSupply Tightness
Ample inventory — buyers have time and leverage to negotiate.
Months of Supply35.2 mo
Days on Market72d
Inv vs History-8.4%
Listing Density17.4/1k
Affordability — payment burden
Monthly payment (P&I)$993
Payment burden26.4%
Median income · ZIP$45,034
Mortgage rate6.49% · 30yr
Total monthly own$1,189
Monthly rent$1,859
Market dynamics
Price cut %22.2%
Momentumcooling
LeverageBALANCED
Months of supply35.2
Sales (90d)0
Investment analysis
Median rent$1,859
Price-to-rent8.8
Est. cap rate7.4%
Buy vs rentfavors buying
Livability
Walk score3
Transit score14
Bike score—
Historical trends
Harris County contextmacro · jobs · debt · migration
ZIP score grades housing; county score adds macro distress (jobs, debt, poverty). They answer different questions.