Is Andover, NJ 07821 a buyer’s or seller’s market?
Andover is a seller’s market. With about 2.7 months of supply and 71% of recent sales closing above the original list price, competing offers are common on well-priced homes. Buyers here often have a pre-approval in hand and a plan for the appraisal gap before touring.
#53 of 112 ZIP codes in Essex, Morris, Union, Sussex & Hunterdon, NJ, and #155 of 531 across all the markets we track.
Based on share sold above original list, sale-to-list ratio, months of supply and days on market for the 3 months ending August 31, 2026. How the heat score works
The Andover housing market right now
In the three months ending August 31, 2026, 71% of homes in Andover, NJ 07821 sold above their list price, the typical home went under contract in 17 days and there were 2.7 months of supply. Under four months of supply means sellers have the edge: expect competition for well-priced homes. That’s based on 36 home sales.
Compared with the same period a year earlier, the share selling over asking rose from 58%, homes sold faster (36 days then) and the median sale price rose 22% to $549,762. Overall, Andover is more competitive than a year ago, so tougher for buyers.
Within Sussex County, homes here sell faster than in 89% of the county’s ZIP codes, and sell more often over asking than in any other ZIP code in the county. On our competition score, Andover ranks #102 of 444 NJ ZIP codes with enough sales (score 88 out of 100).
Nearby, buyers who want less competition could look at Augusta 07822 (0% sold over asking) or Vernon 07462 (30% sold over asking).
Run the numbers for 07821
Nearby markets
Augusta 07822Seller’s market $357 /sq ftBranchville 07826Balanced $289 /sq ftFranklin 07416Seller’s market $234 /sq ftGlenwood 07418Seller’s market $273 /sq ft Browse all markets →Towns like Andover nearby
Find towns like Andover in other states →Where Andover is
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Questions about Andover real estate
Is Andover a buyer’s or seller’s market?
A seller’s market: there were 2.7 months of supply in Andover, NJ 07821 in the three months ending August 31, 2026. Under four months usually favors sellers, and more than six favors buyers.
How fast do homes sell in Andover?
The typical home went under contract in 17 days in the latest three months.
Do homes in Andover sell over asking?
71% of homes sold above their original list price, and the typical sale closed at 102.8% of the list price.
What are property taxes in Andover?
About 2.36% of a home’s value a year in Andover Boro, Sussex County, or roughly $9,456 on a $400,000 home.
What is the median home price in Andover?
The median sale price was $549,762 in the three months ending August 31, 2026, about $292 per square foot.
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Market data describes housing activity only. Figures are rolling 3-month values from Redfin and may be revised. Methodology