Google street view image for 21 Maple Ave, Princeton, NJ 08540

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Sold

$2,155,365

Est. refi paymentEst. refi $3,005/mo

—

•

— ba

•

2,970

sq ft

21 Maple Ave, Princeton, NJ 08542

About this home

Wonderful In Town Well Kept Spacious Home With Lots Of Charm. Features 6 Bedrooms, 4 Full Baths, New Kitchen And Family Room Addition 4 Yrs. Ago, 1 Car Detached Garage, Lovely Yard, Walk To Town. Large 3Rd. Floor Room.

Single-familyProperty Type

1929Year Built

7,170 sq ftLot Size

$726Est. Price/Sq.Ft.

1 spaceParking

Source:Public Records

Redfin Estimate

$2,155,365

$1.7M since sold in November 1998$1,000 since September

Recently sold homes
Estimate history
Homes for sale

This home's estimate is 17.3% higher than the average sale price ($1.84M) of 5 comparable homes.

SOLD JUL 13, 2026
$1,615,000
A
6 beds4.5 baths2,515 sq ft
27 Markham Rd, Princeton, NJ 08540
SOLD JUL 2, 2026
$1,370,000
B
4 beds3.5 baths2,312 sq ft
315 Nassau St, Princeton, NJ 08540
SOLD JUN 30, 2026
$1,999,000
C
4 beds4.5 baths3,336 sq ft
134 Moore St, Princeton, NJ 08540
SOLD AUG 11, 2026
$2,350,000
D
5 beds3.5 baths2,982 sq ft
9 Harriet Dr, Princeton, NJ 08540
SOLD AUG 5, 2026
$1,850,000
E
4 beds3 baths2,760 sq ft
162 Snowden Ln, Princeton, NJ 08540

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Earn from this home

Sell

$2,029,562

Est. take-home

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Refinance

Est. cash available

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Rent

$4,135/mo

Redfin rental estimate

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Market trends in 08542, NJ

Last updated September 2026

Buyer's Market

Seller's Market

Seller's market

Sale-to-list price

106.4%

+1.1% MoM

Median sale price

$855K

$251 MoM

Avg. days on market

43d

4 days MoM

Recently sold homes

3 MoM

New listings for sale

OPEN SUN, 1PM TO 4PM
$775,000
4 beds3.5 baths1,286 sq ft
116 1/2 Leigh Ave, Princeton, NJ 08542
(609) 924-1600
OPEN SUN, 12PM TO 2PM
$1,450,000
3 beds3 baths2,112 sq ft
4 Willow St, Princeton, NJ 08542
(609) 921-1050
$400,000
— beds1 bath280 sq ft
44-UNIT D Nassau St Unit D, Princeton, NJ 08542
(609) 921-1050
See all

Provided by Redfin

Sale history for 21 Maple Ave

Year

Property tax

Land + Additions

Assessment*

2025

$32,569 (+2.6%)

$515,000 + $676,700

$1,191,700

2024

$31,735 (+5.9%)

$515,000 + $676,700

$1,191,700

2023

$29,959 (+4.0%)

$515,000 + $676,700

$1,191,700

2022

$28,795 (−0.3%)

$515,000 + $669,000

$1,184,000

2021

$28,878 (+0.8%)

$515,000 + $669,000

$1,184,000

2020

$28,653 (+2.0%)

$515,000 + $669,000

$1,184,000

2019

$28,084 (+1.7%)

$515,000 + $669,000

$1,184,000

2018

$27,611 (+15.5%)

$515,000 + $669,000

$1,184,000

2017

$23,909 (+4.8%)

$515,000 + $669,000

$1,184,000

2016

$22,807 (+3.6%)

$515,000 + $524,500

$1,039,500

2014

$22,011 (+2.4%)

$480,000 + $527,400

$1,007,400

2013

$21,502 (+1.2%)

$480,000 + $527,400

$1,007,400

2012

$21,239 (+3.1%)

$480,000 + $529,000

$1,009,000

2011

$20,594 (−1.7%)

$480,000 + $529,000

$1,009,000

2010

$20,949 (+15.4%)

$480,000 + $529,000

$1,009,000

2009

$18,155

$505,000 + $529,000

$1,034,000

Tax history for 21 Maple Ave

Year

Property tax

Land + Additions

Assessment*

2025

$32,569 (+2.6%)

$515,000 + $676,700

$1,191,700

2024

$31,735 (+5.9%)

$515,000 + $676,700

$1,191,700

2023

$29,959 (+4.0%)

$515,000 + $676,700

$1,191,700

2022

$28,795 (−0.3%)

$515,000 + $669,000

$1,184,000

2021

$28,878 (+0.8%)

$515,000 + $669,000

$1,184,000

2020

$28,653 (+2.0%)

$515,000 + $669,000

$1,184,000

2019

$28,084 (+1.7%)

$515,000 + $669,000

$1,184,000

2018

$27,611 (+15.5%)

$515,000 + $669,000

$1,184,000

2017

$23,909 (+4.8%)

$515,000 + $669,000

$1,184,000

2016

$22,807 (+3.6%)

$515,000 + $524,500

$1,039,500

2014

$22,011 (+2.4%)

$480,000 + $527,400

$1,007,400

2013

$21,502 (+1.2%)

$480,000 + $527,400

$1,007,400

2012

$21,239 (+3.1%)

$480,000 + $529,000

$1,009,000

2011

$20,594 (−1.7%)

$480,000 + $529,000

$1,009,000

2010

$20,949 (+15.4%)

$480,000 + $529,000

$1,009,000

2009

$18,155

$505,000 + $529,000

$1,034,000

*Taxable value of land and structures on it ("additions") is determined regularly by local assessors and does not affect market price.

Public record

Beds

—

Baths

—

Stories

Lot width

67 ft.

Lot depth

107 ft.

Lot size

7,170 Sq. Ft.

Year renovated

—

Sq. Ft.

2,970

Year built

1929

Style

Single Family Residential

County

Mercer County

APN

1400033 0200028

Parking Spaces

—

Basement

—

Accessible

—

HOA Dues

—

Garage

—

Features

—

Last updated by owner on Oct 16, 2026.

Property details

Around this home

Schools

Community Park Elementary School

Public PreK-5 • Assigned • 0.8mi

8/10

J Witherspoon Middle School

Public 6-8 • Assigned • 0.6mi

9/10

Princeton High School

Public 9-12 • Assigned • 0.4mi

8/10

Provided by GreatSchools

Lifestyle

Provided by Walk Score and Local Logic

Climate risks

1/10 Flood Factor

Minimal risk of a flood reaching the building in the next 30 years

1/10 Fire Factor

Unlikely to be in a wildfire in next 30 years

6/10 Heat Factor

7 days above 102° expected this year, 15 days in 30 years

6/10 Wind Factor

27% chance of strong winds in next 30 years

4/10 Air Factor

3 unhealthy days expected this year, 5 days in 30 years

Provided by First Street

Historical weather

Princeton, NJ • 08542

Average low and high temperatures (°F)

Jan

Feb

Mar

Apr

May

Jun

Jul

Aug

Sep

Oct

Nov

Dec

Sun exposure

In this area, properties receive around 8.7 hours in June and 4.3 hours in December, placing it below the U.S. average for solar exposure.

8.7 hrs

4.3 hrs

JuneDecember

Provided by Shadowmap

Estimated sale price

$2.05M – $2.48M

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Nearby similar homes

NEW

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6 beds6.5 baths7,334 sq ft

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Custom construction • Distinctive exterior • Paved driveway

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3D WALKTHROUGH

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New listings for sale in 08542

OPEN SUN, 1PM TO 4PM

$775,000

4 beds3.5 baths1,286 sq ft

116 1/2 Leigh Ave, Princeton, NJ 08542

Renovated kitchen • Updated bathrooms • Bamboo flooring

(609) 924-1600

OPEN SUN, 12PM TO 2PM

$1,450,000

3 beds3 baths2,112 sq ft

4 Willow St, Princeton, NJ 08542

Private backyard • New patio • Firepit

(609) 921-1050

$400,000

— beds1 bath280 sq ft

44-UNIT D Nassau St Unit D, Princeton, NJ 08542

Elevator access • Hardwood floors • Open shelving

(609) 921-1050

Home values near 21 Maple Ave

Data from public records.

Address	Redfin Estimate
43 Maple Street, Princeton, NJ - Beds \| - Baths \| - Sq. Ft.	$814,217
32 Maple Street, Princeton, NJ - Beds \| - Baths \| 2175 Sq. Ft.	$1,473,828

Address	Redfin Estimate
41 Maple Street Unit 1, Princeton, NJ - Beds \| - Baths \| 1444 Sq. Ft.	$984,866
20 Maple Street Unit 18, Princeton, NJ - Beds \| - Baths \| 3797 Sq. Ft.	$1,762,773

Address	Redfin Estimate
40 Maple Street Unit 38, Princeton, NJ - Beds \| - Baths \| 2223 Sq. Ft.	$1,761,801
28 Maple Street, Princeton, NJ 4 Beds \| 3.5 Baths \| 3165 Sq. Ft.	$2,367,859

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